Keyword Index

A

  • ABE fermentation Iron effect on the fermentative metabolism of Clostridium acetobutylicum ATCC 824 using cheese whey as substrate [Volume 1, Issue 4, 2014, Pages 129-133]
  • ABE fermentation Recent innovations for reviving the ABE fermentation for production of butanol as a drop-in liquid biofuel [Volume 7, Issue 4, 2020, Pages 1256-1266]
  • ABE fermentation Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]
  • ABE separation Critical impacts of energy targeting on the sustainability of advanced biobutanol separation [Volume 11, Issue 1, 2024, Pages 1999-2012]
  • Acetate Thermodynamic method for analyzing and optimizing pretreatment/anaerobic digestion systems [Volume 10, Issue 2, 2023, Pages 1816-1829]
  • Acetins Glycerol transesterification with ethyl acetate to synthesize acetins using ethyl acetate as reactant and entrainer [Volume 4, Issue 1, 2017, Pages 565-570]
  • Acetins Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Acetoclastic Thermodynamic method for analyzing and optimizing pretreatment/anaerobic digestion systems [Volume 10, Issue 2, 2023, Pages 1816-1829]
  • Acetone, butanol, and ethanol (ABE) Recent trends in acetone, butanol, and ethanol (ABE) production [Volume 2, Issue 4, 2015, Pages 301-308]
  • Acetylation Synthesis of solketalacetin as a green fuel additive via ketalization of monoacetin with acetone using silica benzyl sulfonic acid as catalyst [Volume 5, Issue 1, 2018, Pages 753-758]
  • Acid-base extraction Enzymatic esterification/transesterification of rice bran acid oil for subsequent γ-oryzanol recovery [Volume 10, Issue 2, 2023, Pages 1830-1843]
  • Acid esterification Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • Acid gas removal Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Acidogenic process Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy [Volume 3, Issue 3, 2016, Pages 458-469]
  • Acrocomia aculeate pulp oil Microbial growth in Acrocomia aculeata pulp oil, Jatropha curcas oil, and their respective biodiesels under simulated storage conditions [Volume 3, Issue 4, 2016, Pages 514-520]
  • Adaptive Neuro Fuzzy Inference Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Added value products Modern microbial solid state fermentation technology for future biorefineries for the production of added-value products [Volume 4, Issue 4, 2017, Pages 730-740]
  • Adipic acid A critical review of multiple alternative pathways for the production of a high-value bioproduct from sugarcane mill byproducts: the case of adipic acid [Volume 10, Issue 3, 2023, Pages 1933-1947]
  • Adsorptive separation Critical impacts of energy targeting on the sustainability of advanced biobutanol separation [Volume 11, Issue 1, 2024, Pages 1999-2012]
  • Agricultural residue Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Agricultural residue Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Agricultural residues Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • Agricultural waste Enhancing the potential of sugarcane bagasse for the production of ENplus quality fuel pellets by torrefaction: an economic feasibility study [Volume 9, Issue 4, 2022, Pages 1707-1720]
  • Aldehyde deoxylase Opportunities and challenges for n-alkane and n-alkene biosynthesis: A sustainable microbial biorefinery [Volume 10, Issue 4, 2023, Pages 1974-1988]
  • Algae Meeting the U.S. renewable fuel standard: a comparison of biofuel pathways [Volume 1, Issue 4, 2014, Pages 110-122]
  • Algae First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Algae biodiesel Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Algae isolation A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Algae screening A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Algal biodiesel BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Alkali Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]
  • Alkali pretreatment Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis [Volume 3, Issue 3, 2016, Pages 475-481]
  • Alkyl levulinates Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Alternative Fuel Efficient conversion of carbohydrates to 5-hydroxymethylfurfural (HMF) using ZrCl4 catalyst in nitromethane [Volume 1, Issue 3, 2014, Pages 81-84]
  • Amberlyst 36 Glycerol transesterification with ethyl acetate to synthesize acetins using ethyl acetate as reactant and entrainer [Volume 4, Issue 1, 2017, Pages 565-570]
  • Amines Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Amines Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Anaerobic digestion (AD) Recent updates on biogas production - a review [Volume 3, Issue 2, 2016, Pages 394-402]
  • Anaerobic EGSB reactor Anaerobic treatment of agro-industrial wastewaters for COD removal in expanded granular sludge bed bioreactor [Volume 4, Issue 4, 2017, Pages 715-720]
  • Anaerobic membrane reactor Recent updates on biogas production - a review [Volume 3, Issue 2, 2016, Pages 394-402]
  • Analytical pyrolysis Pyrolysis characteristic of kenaf studied with separated tissues, alkali pulp, and alkali li [Volume 2, Issue 4, 2015, Pages 317-323]
  • Animal feed Fungal protein and ethanol from lignocelluloses using Rhizopus pellets under simultaneous saccharification, filtration and fermentation (SSFF) [Volume 3, Issue 1, 2016, Pages 372-378]
  • Antioxidant Beyond conventional biomass valorisation: pyrolysis-derived products for biomedical applications [Volume 9, Issue 3, 2022, Pages 1648-1658]
  • Aromatic hydrocarbons A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • Artificial humic acids Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Artificial intelligence Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Artificial microbial consortium Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Aspergillus awamori Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Attributional LCA Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Auger reactor Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Auxiliary proteins Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]

B

  • Babassu oil Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Batch reactor Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Bicarbonate Sustainable carbon capture via halophilic and alkaliphilic cyanobacteria: the role of light and bicarbonate [Volume 7, Issue 3, 2020, Pages 1195-1204]
  • Bioalcohols Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Bio-butanol Direct fermentation of sweet sorghum juice by Clostridium acetobutylicum and Clostridium tetanomorphum to produce bio-butanol and organic acids [Volume 2, Issue 2, 2015, Pages 248-252]
  • Biobutanol Iron effect on the fermentative metabolism of Clostridium acetobutylicum ATCC 824 using cheese whey as substrate [Volume 1, Issue 4, 2014, Pages 129-133]
  • Biobutanol Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Biobutanol A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Biobutanol Recent innovations for reviving the ABE fermentation for production of butanol as a drop-in liquid biofuel [Volume 7, Issue 4, 2020, Pages 1256-1266]
  • Biochar Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [Volume 9, Issue 1, 2022, Pages 1562-1572]
  • Biochar Oxidative torrefaction and torrefaction-based biorefining of biomass: a critical review [Volume 9, Issue 3, 2022, Pages 1672-1696]
  • Biochar Pyrolysis of low-value waste sawdust over low-cost catalysts: physicochemical characterization of pyrolytic oil and value-added biochar [Volume 9, Issue 4, 2022, Pages 1736-1749]
  • Biochemical Recent trends on techno-economic assessment (TEA) of sugarcane biorefineries [Volume 4, Issue 3, 2017, Pages 704-712]
  • Biochemical conversion Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Biocide Biodiesel blend (B10) treated with a multifunctional additive (biocide) under simulated stored conditions: a field and lab scale monitoring [Volume 4, Issue 2, 2017, Pages 627-636]
  • Bioconversion Exploitation alternatives of olive mill wastewater: production of value-added compounds useful for industry and agriculture [Volume 6, Issue 2, 2019, Pages 980-994]
  • Biodiesel Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Biodiesel Edible oil mill effluent; a low-cost source for economizing biodiesel production: Electrospun nanofibrous coalescing filtration approach [Volume 1, Issue 1, 2014, Pages 39-42]
  • Biodiesel Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • Biodiesel An investigation of biodiesel production from microalgae found in Mauritian waters [Volume 1, Issue 2, 2014, Pages 58-64]
  • Biodiesel Integrated volarization of spent coffee grounds to biofuels [Volume 1, Issue 2, 2014, Pages 65-69]
  • Biodiesel Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Biodiesel Fast synthesis of high quality biodiesel from ‘waste fish oil’ by single step transesterification [Volume 1, Issue 3, 2014, Pages 78-80]
  • Biodiesel Manipulation of carbon flux into fatty acid biosynthesis pathway in Dunaliella salina using AccD and ME genes to enhance lipid content and to improve produced biodiesel quality [Volume 1, Issue 3, 2014, Pages 91-97]
  • Biodiesel Meeting the U.S. renewable fuel standard: a comparison of biofuel pathways [Volume 1, Issue 4, 2014, Pages 110-122]
  • Biodiesel Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • Biodiesel Biodiesel wash-water reuse using microfiltration: toward zero-discharge strategy for cleaner and economized biodiesel production [Volume 2, Issue 1, 2015, Pages 148-151]
  • Biodiesel Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Biodiesel Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Biodiesel Microwave-assisted methyl esters synthesis of Kapok (Ceiba pentandra) seed oil: parametric and optimization study [Volume 2, Issue 3, 2015, Pages 281-287]
  • Biodiesel Lipase immobilized on polydopamine-coated magnetite nanoparticles for biodiesel production from soybean oil [Volume 3, Issue 2, 2016, Pages 403-409]
  • Biodiesel Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Biodiesel Microbial growth in Acrocomia aculeata pulp oil, Jatropha curcas oil, and their respective biodiesels under simulated storage conditions [Volume 3, Issue 4, 2016, Pages 514-520]
  • Biodiesel Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Biodiesel Glycerol transesterification with ethyl acetate to synthesize acetins using ethyl acetate as reactant and entrainer [Volume 4, Issue 1, 2017, Pages 565-570]
  • Biodiesel The in-process removal of sterol glycosides by ultrafiltration in biodiesel production [Volume 4, Issue 1, 2017, Pages 559-564]
  • Biodiesel Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Biodiesel A comprehensive review on biodiesel purification and upgrading [Volume 4, Issue 3, 2017, Pages 668-690]
  • Biodiesel A comprehensive review on the implementation of the biorefinery concept in biodiesel production plants [Volume 4, Issue 3, 2017, Pages 691-703]
  • Biodiesel Synthesis of solketalacetin as a green fuel additive via ketalization of monoacetin with acetone using silica benzyl sulfonic acid as catalyst [Volume 5, Issue 1, 2018, Pages 753-758]
  • Biodiesel Magnetically recyclable nanocatalysts based on magnetite: an environmentally friendly and recyclable catalyst for esterification reactions [Volume 5, Issue 2, 2018, Pages 806-812]
  • Biodiesel Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Biodiesel Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • Biodiesel Candida rugosa lipase nanoparticles as robust catalyst for biodiesel production in organic solvents [Volume 6, Issue 3, 2019, Pages 1025-1038]
  • Biodiesel Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Biodiesel Qualitative role of heterogeneous catalysts in biodiesel production from Jatropha curcas oil [Volume 7, Issue 2, 2020, Pages 1159-1169]
  • Biodiesel Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • Biodiesel Systematic metabolome profiling and multi-omics analysis of the nitrogen-limited non-model oleaginous algae for biorefining [Volume 8, Issue 1, 2021, Pages 1330-1341]
  • Biodiesel Microalgae growth and diversity in anaerobic digestate compared to synthetic media [Volume 9, Issue 1, 2022, Pages 1551-1561]
  • Biodiesel Fractionation of fatty acid methyl esters via urea inclusion and its application to improve the low-temperature performance of biodiesel [Volume 9, Issue 2, 2022, Pages 1617-1629]
  • Biodiesel Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [Volume 9, Issue 4, 2022, Pages 1721-1735]
  • Biodiesel Enzymatic esterification/transesterification of rice bran acid oil for subsequent γ-oryzanol recovery [Volume 10, Issue 2, 2023, Pages 1830-1843]
  • Biodiesel Nanomaterials and their role in advancing biodiesel feedstock production: A comprehensive review [Volume 10, Issue 3, 2023, Pages 1901-1932]
  • BiodieselAnalyzer BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Biodiesel blend (B10) Biodiesel blend (B10) treated with a multifunctional additive (biocide) under simulated stored conditions: a field and lab scale monitoring [Volume 4, Issue 2, 2017, Pages 627-636]
  • Biodiesel blend fuel Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]
  • Biodiesel feedstocks A study of production and characterization of Manketti (Ricinodendron rautonemii) methyl ester and its blends as a potential biodiesel feedstock [Volume 1, Issue 4, 2014, Pages 139-146]
  • Biodiesel properties prediction BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Biodiesel purification A comprehensive review on biodiesel purification and upgrading [Volume 4, Issue 3, 2017, Pages 668-690]
  • Biodiesel quality parameters BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Biodiesel separation A comprehensive review on biodiesel purification and upgrading [Volume 4, Issue 3, 2017, Pages 668-690]
  • Biodiesel upgrading A comprehensive review on biodiesel purification and upgrading [Volume 4, Issue 3, 2017, Pages 668-690]
  • Bioelectricity A review on the effect of proton exchange membranes in microbial fuel cells [Volume 1, Issue 1, 2014, Pages 7-15]
  • Bioelectricity Simultaneous electricity generation and sulfide removal via a dual chamber microbial fuel cell [Volume 1, Issue 1, 2014, Pages 34-38]
  • Bioelectricity generation New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Bioenergy First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Bioenergy Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Bioenergy A review on the modeling and validation of biomass pyrolysis with a focus on product yield and composition [Volume 8, Issue 1, 2021, Pages 1296-1315]
  • Bioenergy Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [Volume 9, Issue 1, 2022, Pages 1562-1572]
  • Bioenergy The role of sustainability assessment tools in realizing bioenergy and bioproduct systems [Volume 9, Issue 3, 2022, Pages 1697-1706]
  • Bioenergy How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Bioethanol Process analysis of superheated steam pre-treatment of wheat straw and its relative effect on ethanol selling price [Volume 1, Issue 4, 2014, Pages 123-128]
  • Bioethanol Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Bioethanol Effect of extrusion conditions and hydrolysis with fiber-degrading enzymes on the production of C5 and C6 sugars from brewers’ spent grain for bioethanol production [Volume 2, Issue 1, 2015, Pages 203-208]
  • Bioethanol A review of conversion processes for bioethanol production with a focus on syngas fermentation [Volume 2, Issue 3, 2015, Pages 268-280]
  • Bioethanol Maximising high solid loading enzymatic saccharification yield from acid-catalysed hydrothermally-pretreated brewers spent grain [Volume 3, Issue 2, 2016, Pages 417-429]
  • Bioethanol Simultaneous biosorption and bioethanol production from lead-contaminated media by Mucor indicus [Volume 4, Issue 1, 2017, Pages 545-550]
  • Bioethanol Energy and environmental assessments of bioethanol production from Sri Kanji 1 cassava in Malaysia [Volume 4, Issue 1, 2017, Pages 537-544]
  • Bioethanol Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Bioethanol Bacterial laminarinase for application in ethanol production from brown algae Sargassum sp. using halotolerant yeast [Volume 5, Issue 1, 2018, Pages 792-797]
  • Bioethanol A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Bioethanol A critical review of machine learning for lignocellulosic ethanol production via fermentation route [Volume 10, Issue 2, 2023, Pages 1859-1875]
  • Biofuel A review on conversion of biomass to biofuel by nanocatalysts [Volume 1, Issue 1, 2014, Pages 16-25]
  • Biofuel Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Biofuel A multi-factor evaluation of Jatropha as a feedstock for biofuels: the case of sub-Saharan Africa [Volume 2, Issue 3, 2015, Pages 254-257]
  • Biofuel Advances in biofuel production from oil palm and palm oil processing wastes: A review [Volume 3, Issue 1, 2016, Pages 332-346]
  • Biofuel Recent trends on techno-economic assessment (TEA) of sugarcane biorefineries [Volume 4, Issue 3, 2017, Pages 704-712]
  • Biofuel Optimization of biofuel production from corn stover under supply uncertainty in Ontario [Volume 4, Issue 4, 2017, Pages 721-729]
  • Biofuel An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Biofuel Novel synthesis of Lewis and Bronsted acid sites incorporated CS-Fe3O4@SO3H catalyst and its application in one-pot synthesis of tri(furyl)methane under aqueous media [Volume 5, Issue 4, 2018, Pages 886-893]
  • Biofuel First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Biofuel A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Biofuel Alkaline modified A-site deficient perovskite catalyst surface with exsolved nanoparticles and functionality in biomass valorisation [Volume 8, Issue 1, 2021, Pages 1342-1350]
  • Biofuel The imbalance of food and biofuel markets amid Ukraine-Russia crisis: A systems thinking perspective [Volume 9, Issue 2, 2022, Pages 1640-1647]
  • Biofuel Life cycle assessment for sustainability assessment of biofuels and bioproducts [Volume 10, Issue 1, 2023, Pages 1810-1815]
  • Biofuel Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Biofuel applications Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Biofuel compatibility An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • Biofuel feedstock Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Biofuel pathway Meeting the U.S. renewable fuel standard: a comparison of biofuel pathways [Volume 1, Issue 4, 2014, Pages 110-122]
  • Biofuel production A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Biofuel production A critical review of machine learning for lignocellulosic ethanol production via fermentation route [Volume 10, Issue 2, 2023, Pages 1859-1875]
  • Biofuels Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Biofuels Key issues in estimating energy and greenhouse gas savings of biofuels: challenges and perspectives [Volume 3, Issue 2, 2016, Pages 380-393]
  • Biofuels Lipid accumulation from glucose and xylose in an engineered, naturally oleaginous strain of Saccharomyces cerevisiae [Volume 5, Issue 2, 2018, Pages 800-805]
  • Biofuels A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Biofuels Investigation of yields and qualities of pyrolysis products obtained from oil palm biomass using an agitated bed pyrolysis reactor [Volume 6, Issue 4, 2019, Pages 1065-1079]
  • Biofuels Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Biofuels On quantifying sources of uncertainty in the carbon footprint of biofuels: crop/feedstock, LCA modelling approach, land-use change, and GHG metrics [Volume 9, Issue 2, 2022, Pages 1608-1616]
  • Biofuels Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [Volume 9, Issue 4, 2022, Pages 1721-1735]
  • Biofuels How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Biofuels Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Biofuels Production Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Biogas Methods for determination of biomethane potential of feedstocks: a review [Volume 4, Issue 2, 2017, Pages 573-586]
  • Biogas A review on prospects and challenges of biological H2S removal from biogas with focus on biotrickling filtration and microaerobic desulfurization [Volume 4, Issue 4, 2017, Pages 741-750]
  • Biogas Start-up phase of a two-stage anaerobic co-digestion process: hydrogen and methane production from food waste and vinasse from ethanol industry [Volume 5, Issue 2, 2018, Pages 813-820]
  • Biogas An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Biogas Comparison of pretreatment methods that enhance biomethane production from crop residues - a systematic review [Volume 6, Issue 4, 2019, Pages 1080-1089]
  • Biogas Distillery decarbonisation and anaerobic digestion: balancing benefits and drawbacks using a compromise programming approach [Volume 8, Issue 3, 2021, Pages 1417-1432]
  • Biogas Enhancing waste degradation and biogas production by pre-digestion with a hyperthermophilic anaerobic bacterium [Volume 8, Issue 3, 2021, Pages 1433-1443]
  • Biogas plants Recent updates on biogas production - a review [Volume 3, Issue 2, 2016, Pages 394-402]
  • Biogas production Anaerobic treatment of agro-industrial wastewaters for COD removal in expanded granular sludge bed bioreactor [Volume 4, Issue 4, 2017, Pages 715-720]
  • Biogas sweetening A review on prospects and challenges of biological H2S removal from biogas with focus on biotrickling filtration and microaerobic desulfurization [Volume 4, Issue 4, 2017, Pages 741-750]
  • Biogas upgrading Sustainable carbon capture via halophilic and alkaliphilic cyanobacteria: the role of light and bicarbonate [Volume 7, Issue 3, 2020, Pages 1195-1204]
  • Biogas upgrading Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Biohydrogen Improved microbial conversion of de-oiled Jatropha waste into biohydrogen via inoculum pretreatment: process optimization by experimental design approach [Volume 2, Issue 1, 2015, Pages 209-2014]
  • Biohydrogen Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy [Volume 3, Issue 3, 2016, Pages 458-469]
  • Biohydrogen Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Biohydrogen Fermentative biohydrogen production from a novel combination of vermicompost as inoculum and mild heat-pretreated fruit and vegetable waste [Volume 6, Issue 3, 2019, Pages 1046-1053]
  • Biohydrogen Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Biohydrogen production Biohydrogen production as a potential energy fuel in South Africa [Volume 2, Issue 2, 2015, Pages 223-226]
  • Biohydrogen production Biorefinery perspectives of microbial electrolysis cells (MECs) for hydrogen and valuable chemicals production through wastewater treatment [Volume 7, Issue 1, 2020, Pages 1128-1142]
  • Biohythane Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy [Volume 3, Issue 3, 2016, Pages 458-469]
  • Bio-jet fuel A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Biological conversion Genetic modification: a tool for enhancing cellulase secretion [Volume 4, Issue 2, 2017, Pages 600-610]
  • Biological pretreatment Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • Biological pretreatment Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Biomass A review on conversion of biomass to biofuel by nanocatalysts [Volume 1, Issue 1, 2014, Pages 16-25]
  • Biomass Efficient conversion of carbohydrates to 5-hydroxymethylfurfural (HMF) using ZrCl4 catalyst in nitromethane [Volume 1, Issue 3, 2014, Pages 81-84]
  • Biomass Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Biomass Applications of subcritical and supercritical water conditions for extraction, hydrolysis, gasification, and carbonization of biomass: a critical review [Volume 4, Issue 2, 2017, Pages 611-626]
  • Biomass Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Biomass An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Biomass A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Biomass Investigation of yields and qualities of pyrolysis products obtained from oil palm biomass using an agitated bed pyrolysis reactor [Volume 6, Issue 4, 2019, Pages 1065-1079]
  • Biomass Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Biomass A review on the modeling and validation of biomass pyrolysis with a focus on product yield and composition [Volume 8, Issue 1, 2021, Pages 1296-1315]
  • Biomass Exergy sustainability analysis of biomass gasification: a critical review [Volume 9, Issue 1, 2022, Pages 1592-1607]
  • Biomass Beyond conventional biomass valorisation: pyrolysis-derived products for biomedical applications [Volume 9, Issue 3, 2022, Pages 1648-1658]
  • Biomass Enhancing the potential of sugarcane bagasse for the production of ENplus quality fuel pellets by torrefaction: an economic feasibility study [Volume 9, Issue 4, 2022, Pages 1707-1720]
  • Biomass Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Biomass combustion Wood combustion nanoparticles emitted by conventional and advanced technology cordwood boilers, and their interactions in vitro with human lung epithelial monolayers [Volume 9, Issue 3, 2022, Pages 1659-1671]
  • Biomass degradation Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Biomass feedstocks First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Biomass gasification A critical review on biomass gasification, co-gasification, and their environmental assessments [Volume 3, Issue 4, 2016, Pages 483-495]
  • Biomass productivity Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Biomass pyrolysis Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Biomass to biofuels Optimization of biofuel production from corn stover under supply uncertainty in Ontario [Volume 4, Issue 4, 2017, Pages 721-729]
  • Biomass valorization Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Biomaterial Life cycle assessment for sustainability assessment of biofuels and bioproducts [Volume 10, Issue 1, 2023, Pages 1810-1815]
  • Biomethane A comparative evaluation of design factors on bubble column operation in photosynthetic biogas upgrading [Volume 8, Issue 2, 2021, Pages 1351-1373]
  • Biomethane Boosting the circularity of waste management: pretreated mature landfill leachate enhances the anaerobic digestion of market waste [Volume 10, Issue 1, 2023, Pages 1764-1773]
  • Biomethane potential Methods for determination of biomethane potential of feedstocks: a review [Volume 4, Issue 2, 2017, Pages 573-586]
  • Biomethane potential Comparison of pretreatment methods that enhance biomethane production from crop residues - a systematic review [Volume 6, Issue 4, 2019, Pages 1080-1089]
  • Bionic peristaltic reactor Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [Volume 9, Issue 4, 2022, Pages 1721-1735]
  • Bio-oil Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Bio-oil Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Bio-oil An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Bio-oil Bio-oil yield and quality enhancement through fast pyrolysis and fractional condensation concepts [Volume 6, Issue 4, 2019, Pages 1054-1064]
  • Bio-oil Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [Volume 9, Issue 1, 2022, Pages 1562-1572]
  • Bio-oil Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Bio-oil hydrodeoxygenation Bio-oil hydrodeoxygenation over acid activated-zeolite with different Si/Al ratio [Volume 9, Issue 2, 2022, Pages 1630-1639]
  • Biopolymer Recent trends on techno-economic assessment (TEA) of sugarcane biorefineries [Volume 4, Issue 3, 2017, Pages 704-712]
  • Bioproduct The role of sustainability assessment tools in realizing bioenergy and bioproduct systems [Volume 9, Issue 3, 2022, Pages 1697-1706]
  • Biorefineries Modern microbial solid state fermentation technology for future biorefineries for the production of added-value products [Volume 4, Issue 4, 2017, Pages 730-740]
  • Biorefinery Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]
  • Biorefinery A comprehensive review on the implementation of the biorefinery concept in biodiesel production plants [Volume 4, Issue 3, 2017, Pages 691-703]
  • Biorefinery Recent trends on techno-economic assessment (TEA) of sugarcane biorefineries [Volume 4, Issue 3, 2017, Pages 704-712]
  • Biorefinery Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Biorefinery Exploitation alternatives of olive mill wastewater: production of value-added compounds useful for industry and agriculture [Volume 6, Issue 2, 2019, Pages 980-994]
  • Biorefinery Sustainability assessment of palm oil-based refinery systems for food, fuel, and chemicals [Volume 9, Issue 4, 2022, Pages 1750-1763]
  • Biorefinery Life cycle assessment for sustainability assessment of biofuels and bioproducts [Volume 10, Issue 1, 2023, Pages 1810-1815]
  • Biorefinery Opportunities and challenges for n-alkane and n-alkene biosynthesis: A sustainable microbial biorefinery [Volume 10, Issue 4, 2023, Pages 1974-1988]
  • Bio-solvency properties Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Bio-solvency properties Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • Biosorption Simultaneous biosorption and bioethanol production from lead-contaminated media by Mucor indicus [Volume 4, Issue 1, 2017, Pages 545-550]
  • Biosorption Towards sustainable development of microalgal biosorption for treating effluents containing heavy metals [Volume 6, Issue 2, 2019, Pages 948-961]
  • Biosugars Enzymatic saccharification of Tapioca processing wastes into biosugars through immobilization technology (Mini Review) [Volume 1, Issue 1, 2014, Pages 2-6]
  • Biotic and abiotic stress tolerance Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Biotrickling filtration A review on prospects and challenges of biological H2S removal from biogas with focus on biotrickling filtration and microaerobic desulfurization [Volume 4, Issue 4, 2017, Pages 741-750]
  • Box-Behnken Bio-oil yield and quality enhancement through fast pyrolysis and fractional condensation concepts [Volume 6, Issue 4, 2019, Pages 1054-1064]
  • Brewers’ spent grain Effect of extrusion conditions and hydrolysis with fiber-degrading enzymes on the production of C5 and C6 sugars from brewers’ spent grain for bioethanol production [Volume 2, Issue 1, 2015, Pages 203-208]
  • Brewers Spent Grains Maximising high solid loading enzymatic saccharification yield from acid-catalysed hydrothermally-pretreated brewers spent grain [Volume 3, Issue 2, 2016, Pages 417-429]
  • Brown grease Candida rugosa lipase nanoparticles as robust catalyst for biodiesel production in organic solvents [Volume 6, Issue 3, 2019, Pages 1025-1038]
  • Bubble column A comparative evaluation of design factors on bubble column operation in photosynthetic biogas upgrading [Volume 8, Issue 2, 2021, Pages 1351-1373]
  • Bus Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Butanol Genomic and metabolic insights into solvent production by Thermoanaerobacterium thermosaccharolyticum GSU5 [Volume 7, Issue 2, 2020, Pages 1149-1158]
  • Butanol Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]

C

  • Canada Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Carbohydrates Efficient conversion of carbohydrates to 5-hydroxymethylfurfural (HMF) using ZrCl4 catalyst in nitromethane [Volume 1, Issue 3, 2014, Pages 81-84]
  • Carbohydrates Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Carbohydrates Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Carbonaceous solid acid Novel synthesis of Lewis and Bronsted acid sites incorporated CS-Fe3O4@SO3H catalyst and its application in one-pot synthesis of tri(furyl)methane under aqueous media [Volume 5, Issue 4, 2018, Pages 886-893]
  • Carbon cloth Effect of various carbon-based cathode electrodes on the performance of microbial fuel cell [Volume 2, Issue 4, 2015, Pages 296-300]
  • Carbon flux manipulation Manipulation of carbon flux into fatty acid biosynthesis pathway in Dunaliella salina using AccD and ME genes to enhance lipid content and to improve produced biodiesel quality [Volume 1, Issue 3, 2014, Pages 91-97]
  • Carbon Footprint On quantifying sources of uncertainty in the carbon footprint of biofuels: crop/feedstock, LCA modelling approach, land-use change, and GHG metrics [Volume 9, Issue 2, 2022, Pages 1608-1616]
  • Cassava waste Simultaneous saccharification and fermentation of cassava waste for ethanol production [Volume 2, Issue 1, 2015, Pages 196-202]
  • Catalyst An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Catalyst reusability Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]
  • Catalyst stability Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]
  • Catalytic ethanol upgrading Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]
  • Catalytic fast pyrolysis A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • Catalytic Pyrolysis Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Catalytic Pyrolysis An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Cathode compartment Effect of various carbon-based cathode electrodes on the performance of microbial fuel cell [Volume 2, Issue 4, 2015, Pages 296-300]
  • Cellulase Recent updates on lignocellulosic biomass derived ethanol - A review [Volume 3, Issue 1, 2016, Pages 347-356]
  • Cellulase Genetic modification: a tool for enhancing cellulase secretion [Volume 4, Issue 2, 2017, Pages 600-610]
  • Cellulase Bacterial laminarinase for application in ethanol production from brown algae Sargassum sp. using halotolerant yeast [Volume 5, Issue 1, 2018, Pages 792-797]
  • Cellulosic ethanol Fungal protein and ethanol from lignocelluloses using Rhizopus pellets under simultaneous saccharification, filtration and fermentation (SSFF) [Volume 3, Issue 1, 2016, Pages 372-378]
  • Cellulosic ethanol A critical review of machine learning for lignocellulosic ethanol production via fermentation route [Volume 10, Issue 2, 2023, Pages 1859-1875]
  • Cetane number Fractionation of fatty acid methyl esters via urea inclusion and its application to improve the low-temperature performance of biodiesel [Volume 9, Issue 2, 2022, Pages 1617-1629]
  • Char Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Cheese whey Iron effect on the fermentative metabolism of Clostridium acetobutylicum ATCC 824 using cheese whey as substrate [Volume 1, Issue 4, 2014, Pages 129-133]
  • Cheese whey Anaerobic treatment of agro-industrial wastewaters for COD removal in expanded granular sludge bed bioreactor [Volume 4, Issue 4, 2017, Pages 715-720]
  • Cheese whey Yeast cell factories for sustainable whey-to-ethanol valorisation towards a circular economy [Volume 8, Issue 4, 2021, Pages 1529-1549]
  • Chemical process intensifier Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • Chlorella sp Evaluation of the cultivation conditions of marine microalgae Chlorella sp. to be used as feedstock in ultrasound-assisted ethanolysis [Volume 2, Issue 3, 2015, Pages 288-294]
  • Chlorella Vulgaris Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Chlorophyllin Combining pieces: a thorough analysis of light activation boosting power and co-substrate preferences for the catalytic efficiency of lytic polysaccharide monooxygenase MtLPMO9A [Volume 8, Issue 3, 2021, Pages 1454-1464]
  • Chloroplast Manipulation of carbon flux into fatty acid biosynthesis pathway in Dunaliella salina using AccD and ME genes to enhance lipid content and to improve produced biodiesel quality [Volume 1, Issue 3, 2014, Pages 91-97]
  • Circular Economy Distillery decarbonisation and anaerobic digestion: balancing benefits and drawbacks using a compromise programming approach [Volume 8, Issue 3, 2021, Pages 1417-1432]
  • Circular Economy The imbalance of food and biofuel markets amid Ukraine-Russia crisis: A systems thinking perspective [Volume 9, Issue 2, 2022, Pages 1640-1647]
  • Circular Economy Oxidative torrefaction and torrefaction-based biorefining of biomass: a critical review [Volume 9, Issue 3, 2022, Pages 1672-1696]
  • Clean and sustainable energy Biohydrogen production as a potential energy fuel in South Africa [Volume 2, Issue 2, 2015, Pages 223-226]
  • Clean Energy Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Climate action Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Climate change mitigation Soil and root carbon storage is key to climate benefits of bioenergy crops [Volume 7, Issue 2, 2020, Pages 1143-1148]
  • Climate change mitigation Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Climate change mitigation On quantifying sources of uncertainty in the carbon footprint of biofuels: crop/feedstock, LCA modelling approach, land-use change, and GHG metrics [Volume 9, Issue 2, 2022, Pages 1608-1616]
  • Climatic variability How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Clostridium species Direct fermentation of sweet sorghum juice by Clostridium acetobutylicum and Clostridium tetanomorphum to produce bio-butanol and organic acids [Volume 2, Issue 2, 2015, Pages 248-252]
  • Cloud point Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Cloud point Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • CNT/Pt-coated Carbon paper Effect of various carbon-based cathode electrodes on the performance of microbial fuel cell [Volume 2, Issue 4, 2015, Pages 296-300]
  • CO2 removal Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Coalescing filtration Edible oil mill effluent; a low-cost source for economizing biodiesel production: Electrospun nanofibrous coalescing filtration approach [Volume 1, Issue 1, 2014, Pages 39-42]
  • Cocoa pod ash Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • Coffee-processing wastewater Anaerobic treatment of agro-industrial wastewaters for COD removal in expanded granular sludge bed bioreactor [Volume 4, Issue 4, 2017, Pages 715-720]
  • Co-gasification A critical review on biomass gasification, co-gasification, and their environmental assessments [Volume 3, Issue 4, 2016, Pages 483-495]
  • Co-gasification Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Cold flow characteristic Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Cold flow characteristic Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • Combustion A review on the effects of ethanol/gasoline fuel blends on NOX emissions in spark-ignition engines [Volume 8, Issue 4, 2021, Pages 1465-1480]
  • Combustion characteristics Comparative investigation of the effect of hemispherical and toroidal piston bowl geometries on diesel engine combustion characteristics [Volume 5, Issue 3, 2018, Pages 854-862]
  • Combustion characteristics Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • CoMo/Al2O3 Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Competing metabolic pathways Opportunities and challenges for n-alkane and n-alkene biosynthesis: A sustainable microbial biorefinery [Volume 10, Issue 4, 2023, Pages 1974-1988]
  • Compression ignition engine An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • Computational Fluid Dynamics Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [Volume 9, Issue 4, 2022, Pages 1721-1735]
  • Conceptual design A comprehensive review on the implementation of the biorefinery concept in biodiesel production plants [Volume 4, Issue 3, 2017, Pages 691-703]
  • Conjugated lipase nanoparticles Candida rugosa lipase nanoparticles as robust catalyst for biodiesel production in organic solvents [Volume 6, Issue 3, 2019, Pages 1025-1038]
  • Consequential LCA Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Consequential-LCA Soil and root carbon storage is key to climate benefits of bioenergy crops [Volume 7, Issue 2, 2020, Pages 1143-1148]
  • Consolidated bioprocessing Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Consolidated bioprocessing Recent updates on lignocellulosic biomass derived ethanol - A review [Volume 3, Issue 1, 2016, Pages 347-356]
  • Continuous mode Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Conversion A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Conversion processes A review of conversion processes for bioethanol production with a focus on syngas fermentation [Volume 2, Issue 3, 2015, Pages 268-280]
  • Co-processing Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Cork (Quercus suber L.) Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [Volume 9, Issue 1, 2022, Pages 1562-1572]
  • CO2 removal A comparative evaluation of design factors on bubble column operation in photosynthetic biogas upgrading [Volume 8, Issue 2, 2021, Pages 1351-1373]
  • Co-substrates utilization Combining pieces: a thorough analysis of light activation boosting power and co-substrate preferences for the catalytic efficiency of lytic polysaccharide monooxygenase MtLPMO9A [Volume 8, Issue 3, 2021, Pages 1454-1464]
  • Crosslinked lipase nanoparticles Candida rugosa lipase nanoparticles as robust catalyst for biodiesel production in organic solvents [Volume 6, Issue 3, 2019, Pages 1025-1038]
  • Cross-Linking Towards sustainable development of microalgal biosorption for treating effluents containing heavy metals [Volume 6, Issue 2, 2019, Pages 948-961]
  • Crude palm oil An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • CS-Fe3O4@SO3H Novel synthesis of Lewis and Bronsted acid sites incorporated CS-Fe3O4@SO3H catalyst and its application in one-pot synthesis of tri(furyl)methane under aqueous media [Volume 5, Issue 4, 2018, Pages 886-893]
  • Cytotoxicity Beyond conventional biomass valorisation: pyrolysis-derived products for biomedical applications [Volume 9, Issue 3, 2022, Pages 1648-1658]
  • Cytotoxicity Wood combustion nanoparticles emitted by conventional and advanced technology cordwood boilers, and their interactions in vitro with human lung epithelial monolayers [Volume 9, Issue 3, 2022, Pages 1659-1671]

D

  • Dairy scum oil biodiesel Comparative investigation of the effect of hemispherical and toroidal piston bowl geometries on diesel engine combustion characteristics [Volume 5, Issue 3, 2018, Pages 854-862]
  • Dark fermentation Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Dark fermentation Fermentative biohydrogen production from a novel combination of vermicompost as inoculum and mild heat-pretreated fruit and vegetable waste [Volume 6, Issue 3, 2019, Pages 1046-1053]
  • Dark fermentation Biorefinery perspectives of microbial electrolysis cells (MECs) for hydrogen and valuable chemicals production through wastewater treatment [Volume 7, Issue 1, 2020, Pages 1128-1142]
  • Dealumination Bio-oil hydrodeoxygenation over acid activated-zeolite with different Si/Al ratio [Volume 9, Issue 2, 2022, Pages 1630-1639]
  • Deep eutectic solvents Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Delignification Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • De-oiled Jatropha waste Improved microbial conversion of de-oiled Jatropha waste into biohydrogen via inoculum pretreatment: process optimization by experimental design approach [Volume 2, Issue 1, 2015, Pages 209-2014]
  • Deoxygenation Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Deoxygenation An overview of catalysts in biomass pyrolysis for production of biofuels [Volume 5, Issue 4, 2018, Pages 872-885]
  • Deposit composition Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Deposit formation Trilateral correlation of spray characteristics, combustion parameters, and deposit formation in the injector hole of a diesel engine running on preheated Jatropha oil and fossil diesel fuel [Volume 6, Issue 1, 2019, Pages 909-919]
  • Deposit growth Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Deposits structure Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Desilication treatment A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • Desulfurization A review on prospects and challenges of biological H2S removal from biogas with focus on biotrickling filtration and microaerobic desulfurization [Volume 4, Issue 4, 2017, Pages 741-750]
  • Desulfurization Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Diesel engine Comparative investigation of the effect of hemispherical and toroidal piston bowl geometries on diesel engine combustion characteristics [Volume 5, Issue 3, 2018, Pages 854-862]
  • Diesel engine Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Diesel engine modification Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • Digestate Boosting the circularity of waste management: pretreated mature landfill leachate enhances the anaerobic digestion of market waste [Volume 10, Issue 1, 2023, Pages 1764-1773]
  • DM water treatment precipitates Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]
  • Downstream strategies Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Dry anerobic digestion Dry anaerobic digestion of lignocellulosic and protein residues [Volume 2, Issue 4, 2015, Pages 309-316]
  • Dual chamber Simultaneous electricity generation and sulfide removal via a dual chamber microbial fuel cell [Volume 1, Issue 1, 2014, Pages 34-38]
  • Durability test An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • Dye-sensitized solar cells Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]

E

  • Eco-efficiency Sustainability assessment of palm oil-based refinery systems for food, fuel, and chemicals [Volume 9, Issue 4, 2022, Pages 1750-1763]
  • Economic Analysis Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]
  • Economic viability A comprehensive review on the implementation of the biorefinery concept in biodiesel production plants [Volume 4, Issue 3, 2017, Pages 691-703]
  • Economic viability Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Economic viability Selective evaporation of a butanol/water droplet by microwave irradiation, a step toward economizing biobutanol production [Volume 7, Issue 1, 2020, Pages 1109-1114]
  • Economizing Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Edible Oil Edible oil mill effluent; a low-cost source for economizing biodiesel production: Electrospun nanofibrous coalescing filtration approach [Volume 1, Issue 1, 2014, Pages 39-42]
  • Efficiency Exergy sustainability analysis of biomass gasification: a critical review [Volume 9, Issue 1, 2022, Pages 1592-1607]
  • EGR Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • Electron transfer A review on the application of nanomaterials in improving microbial fuel cells [Volume 8, Issue 2, 2021, Pages 1400-1416]
  • Electrospinning Edible oil mill effluent; a low-cost source for economizing biodiesel production: Electrospun nanofibrous coalescing filtration approach [Volume 1, Issue 1, 2014, Pages 39-42]
  • Electrospinning Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]
  • Endurance test Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Endurance test Trilateral correlation of spray characteristics, combustion parameters, and deposit formation in the injector hole of a diesel engine running on preheated Jatropha oil and fossil diesel fuel [Volume 6, Issue 1, 2019, Pages 909-919]
  • Endurance test Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]
  • Energy balance Key issues in estimating energy and greenhouse gas savings of biofuels: challenges and perspectives [Volume 3, Issue 2, 2016, Pages 380-393]
  • Energy balance Energy and environmental assessments of bioethanol production from Sri Kanji 1 cassava in Malaysia [Volume 4, Issue 1, 2017, Pages 537-544]
  • Energy balance Coupling hydrothermal carbonization with anaerobic digestion: an evaluation based on energy recovery and hydrochar utilization [Volume 8, Issue 3, 2021, Pages 1444-1453]
  • Energy conversion efficiency Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Energy crop A multi-factor evaluation of Jatropha as a feedstock for biofuels: the case of sub-Saharan Africa [Volume 2, Issue 3, 2015, Pages 254-257]
  • Energy recovery Start-up phase of a two-stage anaerobic co-digestion process: hydrogen and methane production from food waste and vinasse from ethanol industry [Volume 5, Issue 2, 2018, Pages 813-820]
  • Energy Saving Critical impacts of energy targeting on the sustainability of advanced biobutanol separation [Volume 11, Issue 1, 2024, Pages 1999-2012]
  • Engine lubricant An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • Engine Performance A study of production and characterization of Manketti (Ricinodendron rautonemii) methyl ester and its blends as a potential biodiesel feedstock [Volume 1, Issue 4, 2014, Pages 139-146]
  • Engine Performance Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Environment How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Environmental Sustainability A comprehensive review on the implementation of the biorefinery concept in biodiesel production plants [Volume 4, Issue 3, 2017, Pages 691-703]
  • Enzymatic and microbial saccharification Simultaneous saccharification and fermentation of cassava waste for ethanol production [Volume 2, Issue 1, 2015, Pages 196-202]
  • Enzymatic esterification/transesterification Enzymatic esterification/transesterification of rice bran acid oil for subsequent γ-oryzanol recovery [Volume 10, Issue 2, 2023, Pages 1830-1843]
  • Enzymatic hydrolysis Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • Enzymatic saccharification Enzymatic saccharification of Tapioca processing wastes into biosugars through immobilization technology (Mini Review) [Volume 1, Issue 1, 2014, Pages 2-6]
  • Enzymatic saccharification Maximising high solid loading enzymatic saccharification yield from acid-catalysed hydrothermally-pretreated brewers spent grain [Volume 3, Issue 2, 2016, Pages 417-429]
  • Enzymatic saccharification Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]
  • Enzyme addition Dry anaerobic digestion of lignocellulosic and protein residues [Volume 2, Issue 4, 2015, Pages 309-316]
  • Esterification Magnetically recyclable nanocatalysts based on magnetite: an environmentally friendly and recyclable catalyst for esterification reactions [Volume 5, Issue 2, 2018, Pages 806-812]
  • Ethanol Meeting the U.S. renewable fuel standard: a comparison of biofuel pathways [Volume 1, Issue 4, 2014, Pages 110-122]
  • Ethanol Simultaneous saccharification and fermentation of cassava waste for ethanol production [Volume 2, Issue 1, 2015, Pages 196-202]
  • Ethanol Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis [Volume 3, Issue 3, 2016, Pages 475-481]
  • Ethanol Lipid accumulation from glucose and xylose in an engineered, naturally oleaginous strain of Saccharomyces cerevisiae [Volume 5, Issue 2, 2018, Pages 800-805]
  • Ethanol Genomic and metabolic insights into solvent production by Thermoanaerobacterium thermosaccharolyticum GSU5 [Volume 7, Issue 2, 2020, Pages 1149-1158]
  • Ethanol Yeast cell factories for sustainable whey-to-ethanol valorisation towards a circular economy [Volume 8, Issue 4, 2021, Pages 1529-1549]
  • Ethanol/gasoline blends A review on the effects of ethanol/gasoline fuel blends on NOX emissions in spark-ignition engines [Volume 8, Issue 4, 2021, Pages 1465-1480]
  • Ethanol production Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • Ethanol yield Biofuel production from Jerusalem artichoke tuber inulins: a review [Volume 4, Issue 2, 2017, Pages 587-599]
  • Ethyl acetate Glycerol transesterification with ethyl acetate to synthesize acetins using ethyl acetate as reactant and entrainer [Volume 4, Issue 1, 2017, Pages 565-570]
  • Eucalyptus Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]
  • Evaporation Selective evaporation of a butanol/water droplet by microwave irradiation, a step toward economizing biobutanol production [Volume 7, Issue 1, 2020, Pages 1109-1114]
  • Exergy Exergy sustainability analysis of biomass gasification: a critical review [Volume 9, Issue 1, 2022, Pages 1592-1607]
  • Exergy The role of sustainability assessment tools in realizing bioenergy and bioproduct systems [Volume 9, Issue 3, 2022, Pages 1697-1706]
  • Exhaust Emissions Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Experimental Design Improved microbial conversion of de-oiled Jatropha waste into biohydrogen via inoculum pretreatment: process optimization by experimental design approach [Volume 2, Issue 1, 2015, Pages 209-2014]
  • Experimental Design Evaluation of the cultivation conditions of marine microalgae Chlorella sp. to be used as feedstock in ultrasound-assisted ethanolysis [Volume 2, Issue 3, 2015, Pages 288-294]
  • Extrusion Effect of extrusion conditions and hydrolysis with fiber-degrading enzymes on the production of C5 and C6 sugars from brewers’ spent grain for bioethanol production [Volume 2, Issue 1, 2015, Pages 203-208]

F

  • FactSage Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]
  • FAME The in-process removal of sterol glycosides by ultrafiltration in biodiesel production [Volume 4, Issue 1, 2017, Pages 559-564]
  • FAME profile Qualitative role of heterogeneous catalysts in biodiesel production from Jatropha curcas oil [Volume 7, Issue 2, 2020, Pages 1159-1169]
  • Fast pyrolysis Bio-oil yield and quality enhancement through fast pyrolysis and fractional condensation concepts [Volume 6, Issue 4, 2019, Pages 1054-1064]
  • Fast pyrolysis Optimization of microwave-assisted hydrothermal pretreatment and its effect on pyrolytic oil quality obtained by an auger reactor [Volume 8, Issue 1, 2021, Pages 1316-1329]
  • Fatty acid ethyl esters (FAEE) Evaluation of the cultivation conditions of marine microalgae Chlorella sp. to be used as feedstock in ultrasound-assisted ethanolysis [Volume 2, Issue 3, 2015, Pages 288-294]
  • Fatty acid methyl esters Magnetically recyclable nanocatalysts based on magnetite: an environmentally friendly and recyclable catalyst for esterification reactions [Volume 5, Issue 2, 2018, Pages 806-812]
  • Fatty acids profile BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Feedstock A multi-factor evaluation of Jatropha as a feedstock for biofuels: the case of sub-Saharan Africa [Volume 2, Issue 3, 2015, Pages 254-257]
  • Feedstock Methods for determination of biomethane potential of feedstocks: a review [Volume 4, Issue 2, 2017, Pages 573-586]
  • Feedstock Comparison of pretreatment methods that enhance biomethane production from crop residues - a systematic review [Volume 6, Issue 4, 2019, Pages 1080-1089]
  • Feedstock production Nanomaterials and their role in advancing biodiesel feedstock production: A comprehensive review [Volume 10, Issue 3, 2023, Pages 1901-1932]
  • Fermentation Effect of extrusion conditions and hydrolysis with fiber-degrading enzymes on the production of C5 and C6 sugars from brewers’ spent grain for bioethanol production [Volume 2, Issue 1, 2015, Pages 203-208]
  • Fermentation Direct fermentation of sweet sorghum juice by Clostridium acetobutylicum and Clostridium tetanomorphum to produce bio-butanol and organic acids [Volume 2, Issue 2, 2015, Pages 248-252]
  • Fermentation Recent trends in acetone, butanol, and ethanol (ABE) production [Volume 2, Issue 4, 2015, Pages 301-308]
  • Fermentation Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Fermentation Recent updates on lignocellulosic biomass derived ethanol - A review [Volume 3, Issue 1, 2016, Pages 347-356]
  • Fermentation Sustainable carbon capture via halophilic and alkaliphilic cyanobacteria: the role of light and bicarbonate [Volume 7, Issue 3, 2020, Pages 1195-1204]
  • Fermentation Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Fermentation of inulin Biofuel production from Jerusalem artichoke tuber inulins: a review [Volume 4, Issue 2, 2017, Pages 587-599]
  • Fermentative bioenergy New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Ferredoxin Iron effect on the fermentative metabolism of Clostridium acetobutylicum ATCC 824 using cheese whey as substrate [Volume 1, Issue 4, 2014, Pages 129-133]
  • Ferrous sulfate Iron effect on the fermentative metabolism of Clostridium acetobutylicum ATCC 824 using cheese whey as substrate [Volume 1, Issue 4, 2014, Pages 129-133]
  • Fertilizer Artificial humic substances as sustainable carriers for manganese: Development of a novel bio-based microfertilizer [Volume 11, Issue 1, 2024, Pages 2013-2024]
  • Filamentous fungi Microbial growth in Acrocomia aculeata pulp oil, Jatropha curcas oil, and their respective biodiesels under simulated storage conditions [Volume 3, Issue 4, 2016, Pages 514-520]
  • Filtration Biodiesel wash-water reuse using microfiltration: toward zero-discharge strategy for cleaner and economized biodiesel production [Volume 2, Issue 1, 2015, Pages 148-151]
  • Financial and economic analysis An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Flash point Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Flash point Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • Flores Island Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Fluid-Solid Interaction Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [Volume 9, Issue 4, 2022, Pages 1721-1735]
  • Food waste Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Forest biomass Bio-oil yield and quality enhancement through fast pyrolysis and fractional condensation concepts [Volume 6, Issue 4, 2019, Pages 1054-1064]
  • Fossil Energy Fossil energy price and outdoor air pollution: predictions from a QUAIDS model [Volume 7, Issue 3, 2020, Pages 1205-1216]
  • Fouling Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]
  • Fourier Transform-Nuclear Magnetic Resonance (FT-NMR) Fast synthesis of high quality biodiesel from ‘waste fish oil’ by single step transesterification [Volume 1, Issue 3, 2014, Pages 78-80]
  • Fractional condensation Bio-oil yield and quality enhancement through fast pyrolysis and fractional condensation concepts [Volume 6, Issue 4, 2019, Pages 1054-1064]
  • Fractionation, Cloud point Fractionation of fatty acid methyl esters via urea inclusion and its application to improve the low-temperature performance of biodiesel [Volume 9, Issue 2, 2022, Pages 1617-1629]
  • Free amino nitrogen Effect of extrusion conditions and hydrolysis with fiber-degrading enzymes on the production of C5 and C6 sugars from brewers’ spent grain for bioethanol production [Volume 2, Issue 1, 2015, Pages 203-208]
  • Fruit and vegetable waste Fermentative biohydrogen production from a novel combination of vermicompost as inoculum and mild heat-pretreated fruit and vegetable waste [Volume 6, Issue 3, 2019, Pages 1046-1053]
  • Fuel additive Synthesis of solketalacetin as a green fuel additive via ketalization of monoacetin with acetone using silica benzyl sulfonic acid as catalyst [Volume 5, Issue 1, 2018, Pages 753-758]
  • Fuel additive A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Fuel additive Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Fuel Cell Simultaneous electricity generation and sulfide removal via a dual chamber microbial fuel cell [Volume 1, Issue 1, 2014, Pages 34-38]
  • Fuel Cell Advanced nanocomposite membranes for fuel cell applications: a comprehensive review [Volume 3, Issue 4, 2016, Pages 496-513]
  • Fuel Cell Alkaline modified A-site deficient perovskite catalyst surface with exsolved nanoparticles and functionality in biomass valorisation [Volume 8, Issue 1, 2021, Pages 1342-1350]
  • Fuel formulation Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Fuel pellet Enhancing the potential of sugarcane bagasse for the production of ENplus quality fuel pellets by torrefaction: an economic feasibility study [Volume 9, Issue 4, 2022, Pages 1707-1720]
  • Furfural Novel synthesis of Lewis and Bronsted acid sites incorporated CS-Fe3O4@SO3H catalyst and its application in one-pot synthesis of tri(furyl)methane under aqueous media [Volume 5, Issue 4, 2018, Pages 886-893]
  • Furylmethane Novel synthesis of Lewis and Bronsted acid sites incorporated CS-Fe3O4@SO3H catalyst and its application in one-pot synthesis of tri(furyl)methane under aqueous media [Volume 5, Issue 4, 2018, Pages 886-893]

G

  • Genetic and metabolic modifications New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Genetic engineering Manipulation of carbon flux into fatty acid biosynthesis pathway in Dunaliella salina using AccD and ME genes to enhance lipid content and to improve produced biodiesel quality [Volume 1, Issue 3, 2014, Pages 91-97]
  • Genetic engineering Genetic modification: a tool for enhancing cellulase secretion [Volume 4, Issue 2, 2017, Pages 600-610]
  • Genetic engineering Lipid accumulation from glucose and xylose in an engineered, naturally oleaginous strain of Saccharomyces cerevisiae [Volume 5, Issue 2, 2018, Pages 800-805]
  • Genetic engineering Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Genetic engineering Opportunities and challenges for n-alkane and n-alkene biosynthesis: A sustainable microbial biorefinery [Volume 10, Issue 4, 2023, Pages 1974-1988]
  • Genomic analysis Genomic and metabolic insights into solvent production by Thermoanaerobacterium thermosaccharolyticum GSU5 [Volume 7, Issue 2, 2020, Pages 1149-1158]
  • GHG balance Energy and environmental assessments of bioethanol production from Sri Kanji 1 cassava in Malaysia [Volume 4, Issue 1, 2017, Pages 537-544]
  • GHG mitigation An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Glucoamylase Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Glucosamine (GlcN) Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis [Volume 3, Issue 3, 2016, Pages 475-481]
  • Glycerol Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Glycerol valorization Glycerol transesterification with ethyl acetate to synthesize acetins using ethyl acetate as reactant and entrainer [Volume 4, Issue 1, 2017, Pages 565-570]
  • Graphite Effect of various carbon-based cathode electrodes on the performance of microbial fuel cell [Volume 2, Issue 4, 2015, Pages 296-300]
  • Grass pellet Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Greenhouse gas Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Greenhouse gas Life cycle assessment for sustainability assessment of biofuels and bioproducts [Volume 10, Issue 1, 2023, Pages 1810-1815]
  • Greenhouse gas (GHG) balance Key issues in estimating energy and greenhouse gas savings of biofuels: challenges and perspectives [Volume 3, Issue 2, 2016, Pages 380-393]
  • Green refineries Upgrading of waste oils into transportation fuels using hydrotreating technologies [Volume 1, Issue 4, 2014, Pages 107-109]
  • Green synthesis Qualitative role of heterogeneous catalysts in biodiesel production from Jatropha curcas oil [Volume 7, Issue 2, 2020, Pages 1159-1169]

H

  • Halotolerant yeast Bacterial laminarinase for application in ethanol production from brown algae Sargassum sp. using halotolerant yeast [Volume 5, Issue 1, 2018, Pages 792-797]
  • Heterogeneous catalyst Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]
  • Hierarchical mesoporous zeolites A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • High FFA content Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • High solids loading Maximising high solid loading enzymatic saccharification yield from acid-catalysed hydrothermally-pretreated brewers spent grain [Volume 3, Issue 2, 2016, Pages 417-429]
  • Humification Artificial humic substances as sustainable carriers for manganese: Development of a novel bio-based microfertilizer [Volume 11, Issue 1, 2024, Pages 2013-2024]
  • Hybrid solvent Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Hydrated lime Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Hydrogenated vegetable oil Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]
  • Hydrogen production Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Hydrogen production rate Biogenic H2 production from mixed microalgae biomass: impact of pH control and methanogenic inhibitor (BESA) addition [Volume 3, Issue 3, 2016, Pages 470-474]
  • Hydrogen-rich syngas Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Hydrogen storage Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]
  • Hydrogen yield Biogenic H2 production from mixed microalgae biomass: impact of pH control and methanogenic inhibitor (BESA) addition [Volume 3, Issue 3, 2016, Pages 470-474]
  • Hydrothermal Artificial humic substances as sustainable carriers for manganese: Development of a novel bio-based microfertilizer [Volume 11, Issue 1, 2024, Pages 2013-2024]
  • Hydrothermal carbonization Coupling hydrothermal carbonization with anaerobic digestion: an evaluation based on energy recovery and hydrochar utilization [Volume 8, Issue 3, 2021, Pages 1444-1453]
  • Hydrothermal carbonization Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Hydrothermal conversion Modeling of thermochemical conversion of waste biomass – a comprehensive review [Volume 8, Issue 4, 2021, Pages 1481-1528]
  • Hydrothermal conversion Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Hydrothermal gasification Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Hydrothermal humification Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Hydrotreating Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Hydrotreating catalyst Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Hydrotreatment Upgrading of waste oils into transportation fuels using hydrotreating technologies [Volume 1, Issue 4, 2014, Pages 107-109]

I

  • Idle operation Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Immobilization Lipase immobilized on polydopamine-coated magnetite nanoparticles for biodiesel production from soybean oil [Volume 3, Issue 2, 2016, Pages 403-409]
  • Immobilization Technology Enzymatic saccharification of Tapioca processing wastes into biosugars through immobilization technology (Mini Review) [Volume 1, Issue 1, 2014, Pages 2-6]
  • Immobilized lipase Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Indonesia Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]
  • Indonesian biodiesel fuel (IBF) Growth and characterization of deposits in the combustion chamber of a diesel engine fueled with B50 and Indonesian biodiesel fuel (IBF) [Volume 3, Issue 4, 2016, Pages 521-527]
  • Industrial Decarbonisation Distillery decarbonisation and anaerobic digestion: balancing benefits and drawbacks using a compromise programming approach [Volume 8, Issue 3, 2021, Pages 1417-1432]
  • Inert torrefaction Oxidative torrefaction and torrefaction-based biorefining of biomass: a critical review [Volume 9, Issue 3, 2022, Pages 1672-1696]
  • Injector Trilateral correlation of spray characteristics, combustion parameters, and deposit formation in the injector hole of a diesel engine running on preheated Jatropha oil and fossil diesel fuel [Volume 6, Issue 1, 2019, Pages 909-919]
  • Injector nozzle hole diameter Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • Inoculation medium Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Inoculum pretreatment Improved microbial conversion of de-oiled Jatropha waste into biohydrogen via inoculum pretreatment: process optimization by experimental design approach [Volume 2, Issue 1, 2015, Pages 209-2014]
  • Inorganic fillers Advanced nanocomposite membranes for fuel cell applications: a comprehensive review [Volume 3, Issue 4, 2016, Pages 496-513]
  • Inorganic monolith Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Input-output analysis First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Integrated fermentation Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]
  • Inulin Biofuel production from Jerusalem artichoke tuber inulins: a review [Volume 4, Issue 2, 2017, Pages 587-599]
  • Ion diffusion New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Ion exchange membrane New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Ionic Liquid Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Ionic Liquids Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Iran Fossil energy price and outdoor air pollution: predictions from a QUAIDS model [Volume 7, Issue 3, 2020, Pages 1205-1216]
  • Isoprenoid Improving the co-production of triacylglycerol and isoprenoids in Chlamydomonas [Volume 7, Issue 4, 2020, Pages 1235-1244]

J

  • Jatropha A multi-factor evaluation of Jatropha as a feedstock for biofuels: the case of sub-Saharan Africa [Volume 2, Issue 3, 2015, Pages 254-257]
  • Jatropha curcus Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Jerusalem artichoke Biofuel production from Jerusalem artichoke tuber inulins: a review [Volume 4, Issue 2, 2017, Pages 587-599]

K

  • Kapok (Ceiba pentandra) seed oil Microwave-assisted methyl esters synthesis of Kapok (Ceiba pentandra) seed oil: parametric and optimization study [Volume 2, Issue 3, 2015, Pages 281-287]
  • Kenaf Pyrolysis characteristic of kenaf studied with separated tissues, alkali pulp, and alkali li [Volume 2, Issue 4, 2015, Pages 317-323]
  • Keratin Dry anaerobic digestion of lignocellulosic and protein residues [Volume 2, Issue 4, 2015, Pages 309-316]
  • Kinetic Model Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Kinetics Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]

L

  • Laminarinase Bacterial laminarinase for application in ethanol production from brown algae Sargassum sp. using halotolerant yeast [Volume 5, Issue 1, 2018, Pages 792-797]
  • LCA First-order estimates of the costs, input-output energy analysis, and energy returns on investment of conventional and emerging biofuels feedstocks [Volume 5, Issue 4, 2018, Pages 894-899]
  • Lead contamination Simultaneous biosorption and bioethanol production from lead-contaminated media by Mucor indicus [Volume 4, Issue 1, 2017, Pages 545-550]
  • Levoglucosan Pyrolysis characteristic of kenaf studied with separated tissues, alkali pulp, and alkali li [Volume 2, Issue 4, 2015, Pages 317-323]
  • Levulinic acid Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Life cycle analysis Advances in biofuel production from oil palm and palm oil processing wastes: A review [Volume 3, Issue 1, 2016, Pages 332-346]
  • Life Cycle Assessment (LCA) Key issues in estimating energy and greenhouse gas savings of biofuels: challenges and perspectives [Volume 3, Issue 2, 2016, Pages 380-393]
  • Life Cycle Assessment (LCA) A critical review on biomass gasification, co-gasification, and their environmental assessments [Volume 3, Issue 4, 2016, Pages 483-495]
  • Life-cycle GHG Soil and root carbon storage is key to climate benefits of bioenergy crops [Volume 7, Issue 2, 2020, Pages 1143-1148]
  • Light attenuation Sustainable carbon capture via halophilic and alkaliphilic cyanobacteria: the role of light and bicarbonate [Volume 7, Issue 3, 2020, Pages 1195-1204]
  • Lignin de-polymerization Stirred and non-stirred lignin solvolysis with formic acid in aqueous and ethanolic solvent systems at different levels of loading in a 5-L reactor [Volume 6, Issue 1, 2019, Pages 937-946]
  • Lignin-to-Liquid Stirred and non-stirred lignin solvolysis with formic acid in aqueous and ethanolic solvent systems at different levels of loading in a 5-L reactor [Volume 6, Issue 1, 2019, Pages 937-946]
  • Lignocellulose Process analysis of superheated steam pre-treatment of wheat straw and its relative effect on ethanol selling price [Volume 1, Issue 4, 2014, Pages 123-128]
  • Lignocellulose Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Lignocellulose Recent innovations for reviving the ABE fermentation for production of butanol as a drop-in liquid biofuel [Volume 7, Issue 4, 2020, Pages 1256-1266]
  • Lignocellulose A review on the modeling and validation of biomass pyrolysis with a focus on product yield and composition [Volume 8, Issue 1, 2021, Pages 1296-1315]
  • Lignocellulose Enhancing waste degradation and biogas production by pre-digestion with a hyperthermophilic anaerobic bacterium [Volume 8, Issue 3, 2021, Pages 1433-1443]
  • Lignocelluloses A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Lignocellulosic biofuel Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Lignocellulosic biomass Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Lignocellulosic biomass Dry anaerobic digestion of lignocellulosic and protein residues [Volume 2, Issue 4, 2015, Pages 309-316]
  • Lignocellulosic biomass Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]
  • Lignocellulosic biomass New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Lignocellulosic ethanol Evaluation of different lignocellulosic biomass pretreatments by phenotypic microarray-based metabolic analysis of fermenting yeast [Volume 3, Issue 1, 2016, Pages 357-365]
  • Lignocellulosic ethanol A critical review of machine learning for lignocellulosic ethanol production via fermentation route [Volume 10, Issue 2, 2023, Pages 1859-1875]
  • Lignocellulosic (LC) biomass Genetic modification: a tool for enhancing cellulase secretion [Volume 4, Issue 2, 2017, Pages 600-610]
  • Lignocellulosic recalcitrance Design and construction of artificial microbial consortia to enhance lignocellulosic biomass degradation [Volume 10, Issue 3, 2023, Pages 1890-1900]
  • Lipase Lipase immobilized on polydopamine-coated magnetite nanoparticles for biodiesel production from soybean oil [Volume 3, Issue 2, 2016, Pages 403-409]
  • Lipase immobilization Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Lipid An investigation of biodiesel production from microalgae found in Mauritian waters [Volume 1, Issue 2, 2014, Pages 58-64]
  • Lipid Lipid accumulation from glucose and xylose in an engineered, naturally oleaginous strain of Saccharomyces cerevisiae [Volume 5, Issue 2, 2018, Pages 800-805]
  • Lipid-based biorefinery New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Lipid productivity Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Lipid-rich microalgae A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Lipids Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Liquefaction A review on conversion of biomass to biofuel by nanocatalysts [Volume 1, Issue 1, 2014, Pages 16-25]
  • Liquefied biogas Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Liquid biofuel Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Liquid fertilizer Coupling hydrothermal carbonization with anaerobic digestion: an evaluation based on energy recovery and hydrochar utilization [Volume 8, Issue 3, 2021, Pages 1444-1453]
  • Low power, high frequency ultrasonic system Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Lytic polysaccharide monooxygenases Combining pieces: a thorough analysis of light activation boosting power and co-substrate preferences for the catalytic efficiency of lytic polysaccharide monooxygenase MtLPMO9A [Volume 8, Issue 3, 2021, Pages 1454-1464]

M

  • Machine Learning Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Machine Learning A critical review of machine learning for lignocellulosic ethanol production via fermentation route [Volume 10, Issue 2, 2023, Pages 1859-1875]
  • Macroalgae Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Macroalgae Bacterial laminarinase for application in ethanol production from brown algae Sargassum sp. using halotolerant yeast [Volume 5, Issue 1, 2018, Pages 792-797]
  • Magnetic nanoparticles Lipase immobilized on polydopamine-coated magnetite nanoparticles for biodiesel production from soybean oil [Volume 3, Issue 2, 2016, Pages 403-409]
  • Magnetite Magnetically recyclable nanocatalysts based on magnetite: an environmentally friendly and recyclable catalyst for esterification reactions [Volume 5, Issue 2, 2018, Pages 806-812]
  • Malaysia Energy and environmental assessments of bioethanol production from Sri Kanji 1 cassava in Malaysia [Volume 4, Issue 1, 2017, Pages 537-544]
  • Manketti oil A study of production and characterization of Manketti (Ricinodendron rautonemii) methyl ester and its blends as a potential biodiesel feedstock [Volume 1, Issue 4, 2014, Pages 139-146]
  • Manure Enhancing waste degradation and biogas production by pre-digestion with a hyperthermophilic anaerobic bacterium [Volume 8, Issue 3, 2021, Pages 1433-1443]
  • Marginal land Production of sorghum pellets for electricity generation in Indonesia: A life cycle assessment [Volume 7, Issue 3, 2020, Pages 1178-1194]
  • Market waste Boosting the circularity of waste management: pretreated mature landfill leachate enhances the anaerobic digestion of market waste [Volume 10, Issue 1, 2023, Pages 1764-1773]
  • Mass-energy balance Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Mature landfill leachate Boosting the circularity of waste management: pretreated mature landfill leachate enhances the anaerobic digestion of market waste [Volume 10, Issue 1, 2023, Pages 1764-1773]
  • Mauritian waters An investigation of biodiesel production from microalgae found in Mauritian waters [Volume 1, Issue 2, 2014, Pages 58-64]
  • MBO Biodiesel blend (B10) treated with a multifunctional additive (biocide) under simulated stored conditions: a field and lab scale monitoring [Volume 4, Issue 2, 2017, Pages 627-636]
  • Membrane Fouling New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Metabolic engineering Yeast cell factories for sustainable whey-to-ethanol valorisation towards a circular economy [Volume 8, Issue 4, 2021, Pages 1529-1549]
  • Metabolomic Profiling Systematic metabolome profiling and multi-omics analysis of the nitrogen-limited non-model oleaginous algae for biorefining [Volume 8, Issue 1, 2021, Pages 1330-1341]
  • Metagenomics Recent updates on biogas production - a review [Volume 3, Issue 2, 2016, Pages 394-402]
  • Metal addition A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • Metal oxides Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]
  • Methanogenesis Thermodynamic method for analyzing and optimizing pretreatment/anaerobic digestion systems [Volume 10, Issue 2, 2023, Pages 1816-1829]
  • Methanogenic Start-up phase of a two-stage anaerobic co-digestion process: hydrogen and methane production from food waste and vinasse from ethanol industry [Volume 5, Issue 2, 2018, Pages 813-820]
  • Methanogenic inhibitor (BESA) Biogenic H2 production from mixed microalgae biomass: impact of pH control and methanogenic inhibitor (BESA) addition [Volume 3, Issue 3, 2016, Pages 470-474]
  • Methanotreating Transitioning from hydrogen to methane in biorefineries: A sustainable route to clean energy and chemicals [Volume 10, Issue 4, 2023, Pages 1966-1973]
  • Microaeration A review on prospects and challenges of biological H2S removal from biogas with focus on biotrickling filtration and microaerobic desulfurization [Volume 4, Issue 4, 2017, Pages 741-750]
  • Microalgae An investigation of biodiesel production from microalgae found in Mauritian waters [Volume 1, Issue 2, 2014, Pages 58-64]
  • Microalgae Manipulation of carbon flux into fatty acid biosynthesis pathway in Dunaliella salina using AccD and ME genes to enhance lipid content and to improve produced biodiesel quality [Volume 1, Issue 3, 2014, Pages 91-97]
  • Microalgae Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Microalgae Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Microalgae Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Microalgae Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Microalgae Towards sustainable development of microalgal biosorption for treating effluents containing heavy metals [Volume 6, Issue 2, 2019, Pages 948-961]
  • Microalgae Improving the co-production of triacylglycerol and isoprenoids in Chlamydomonas [Volume 7, Issue 4, 2020, Pages 1235-1244]
  • Microalgae A comparative evaluation of design factors on bubble column operation in photosynthetic biogas upgrading [Volume 8, Issue 2, 2021, Pages 1351-1373]
  • Microalgae cultivation Microalgae growth and diversity in anaerobic digestate compared to synthetic media [Volume 9, Issue 1, 2022, Pages 1551-1561]
  • Microalgae oil Nanomaterials and their role in advancing biodiesel feedstock production: A comprehensive review [Volume 10, Issue 3, 2023, Pages 1901-1932]
  • Microalgal oil Evaluation of the cultivation conditions of marine microalgae Chlorella sp. to be used as feedstock in ultrasound-assisted ethanolysis [Volume 2, Issue 3, 2015, Pages 288-294]
  • Microbial bioconversion Modern microbial solid state fermentation technology for future biorefineries for the production of added-value products [Volume 4, Issue 4, 2017, Pages 730-740]
  • Microbial biosynthesis Opportunities and challenges for n-alkane and n-alkene biosynthesis: A sustainable microbial biorefinery [Volume 10, Issue 4, 2023, Pages 1974-1988]
  • Microbial community analysis Recent updates on biogas production - a review [Volume 3, Issue 2, 2016, Pages 394-402]
  • Microbial desalination cell New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Microbial electrolysis cell (MEC) Biorefinery perspectives of microbial electrolysis cells (MECs) for hydrogen and valuable chemicals production through wastewater treatment [Volume 7, Issue 1, 2020, Pages 1128-1142]
  • Microbial fuel cell Effect of various carbon-based cathode electrodes on the performance of microbial fuel cell [Volume 2, Issue 4, 2015, Pages 296-300]
  • Microbial fuel cell A review on the application of nanomaterials in improving microbial fuel cells [Volume 8, Issue 2, 2021, Pages 1400-1416]
  • Microbial fuel cell (MFC) A review on the effect of proton exchange membranes in microbial fuel cells [Volume 1, Issue 1, 2014, Pages 7-15]
  • Microbial growth Biodiesel blend (B10) treated with a multifunctional additive (biocide) under simulated stored conditions: a field and lab scale monitoring [Volume 4, Issue 2, 2017, Pages 627-636]
  • Microbial lipid biosynthesis New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Microbial metabolite A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Microwave Microwave-assisted methyl esters synthesis of Kapok (Ceiba pentandra) seed oil: parametric and optimization study [Volume 2, Issue 3, 2015, Pages 281-287]
  • Microwave Selective evaporation of a butanol/water droplet by microwave irradiation, a step toward economizing biobutanol production [Volume 7, Issue 1, 2020, Pages 1109-1114]
  • Microwave Optimization of microwave-assisted hydrothermal pretreatment and its effect on pyrolytic oil quality obtained by an auger reactor [Volume 8, Issue 1, 2021, Pages 1316-1329]
  • Microwave-assisted gasification Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Mild heat-pretreated substrate Fermentative biohydrogen production from a novel combination of vermicompost as inoculum and mild heat-pretreated fruit and vegetable waste [Volume 6, Issue 3, 2019, Pages 1046-1053]
  • Mixed microalgae consortia Biogenic H2 production from mixed microalgae biomass: impact of pH control and methanogenic inhibitor (BESA) addition [Volume 3, Issue 3, 2016, Pages 470-474]
  • Mixed oxide catalyst Kinetic studies on the synthesis of fuel additives from glycerol using CeO2–ZrO2 metal oxide catalyst [Volume 7, Issue 1, 2020, Pages 1100-1108]
  • Modeling Modeling of thermochemical conversion of waste biomass – a comprehensive review [Volume 8, Issue 4, 2021, Pages 1481-1528]
  • Monoacetin Synthesis of solketalacetin as a green fuel additive via ketalization of monoacetin with acetone using silica benzyl sulfonic acid as catalyst [Volume 5, Issue 1, 2018, Pages 753-758]
  • Monolithic bioreactor Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Mucor hiemalis Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis [Volume 3, Issue 3, 2016, Pages 475-481]
  • Mucor indicus Simultaneous biosorption and bioethanol production from lead-contaminated media by Mucor indicus [Volume 4, Issue 1, 2017, Pages 545-550]
  • Multi criteria decision analysis Distillery decarbonisation and anaerobic digestion: balancing benefits and drawbacks using a compromise programming approach [Volume 8, Issue 3, 2021, Pages 1417-1432]
  • Multifunctional additive Biodiesel blend (B10) treated with a multifunctional additive (biocide) under simulated stored conditions: a field and lab scale monitoring [Volume 4, Issue 2, 2017, Pages 627-636]
  • Mutation Genetic modification: a tool for enhancing cellulase secretion [Volume 4, Issue 2, 2017, Pages 600-610]

N

  • Nannochloropsis oculata Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Nanobiosensing A review on the application of nanomaterials in improving microbial fuel cells [Volume 8, Issue 2, 2021, Pages 1400-1416]
  • Nanocatalysts A review on conversion of biomass to biofuel by nanocatalysts [Volume 1, Issue 1, 2014, Pages 16-25]
  • Nanofibrous filters Edible oil mill effluent; a low-cost source for economizing biodiesel production: Electrospun nanofibrous coalescing filtration approach [Volume 1, Issue 1, 2014, Pages 39-42]
  • Nanomaterials A review on the application of nanomaterials in improving microbial fuel cells [Volume 8, Issue 2, 2021, Pages 1400-1416]
  • Nanoparticles Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Nanoparticle Size Effects of particle size of cerium oxide nanoparticles on the combustion behavior and exhaust emissions of a diesel engine powered by biodiesel/diesel blend [Volume 8, Issue 2, 2021, Pages 1374-1383]
  • Nanostructures Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]
  • Nanostructures Photoelectrochemical cells based on photosynthetic systems: a review [Volume 2, Issue 2, 2015, Pages 227-235]
  • Nanotechnology Nanomaterials and their role in advancing biodiesel feedstock production: A comprehensive review [Volume 10, Issue 3, 2023, Pages 1901-1932]
  • NaOH catalyst Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Natural zeolite Bio-oil hydrodeoxygenation over acid activated-zeolite with different Si/Al ratio [Volume 9, Issue 2, 2022, Pages 1630-1639]
  • Nitrogen Oxides A review on the effects of ethanol/gasoline fuel blends on NOX emissions in spark-ignition engines [Volume 8, Issue 4, 2021, Pages 1465-1480]
  • Nitromethane Efficient conversion of carbohydrates to 5-hydroxymethylfurfural (HMF) using ZrCl4 catalyst in nitromethane [Volume 1, Issue 3, 2014, Pages 81-84]
  • Nonedible oil plants Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Novel basic catalyst Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • NOx reduction Experimental investigation of the combustion characteristics of Mahua oil biodiesel-diesel blend using a DI diesel engine modified with EGR and nozzle hole orifice diameter [Volume 5, Issue 3, 2018, Pages 863-871]
  • Nozzle hole Comparative investigation of the effect of hemispherical and toroidal piston bowl geometries on diesel engine combustion characteristics [Volume 5, Issue 3, 2018, Pages 854-862]
  • Nutrient recovery Microalgae growth and diversity in anaerobic digestate compared to synthetic media [Volume 9, Issue 1, 2022, Pages 1551-1561]

O

  • Oil composition Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Oil content Fueling the future; plant genetic engineering for sustainable biodiesel production [Volume 5, Issue 3, 2018, Pages 829-845]
  • Oil crops Nanomaterials and their role in advancing biodiesel feedstock production: A comprehensive review [Volume 10, Issue 3, 2023, Pages 1901-1932]
  • Oil palm biomass Investigation of yields and qualities of pyrolysis products obtained from oil palm biomass using an agitated bed pyrolysis reactor [Volume 6, Issue 4, 2019, Pages 1065-1079]
  • Oil palm wastes Advances in biofuel production from oil palm and palm oil processing wastes: A review [Volume 3, Issue 1, 2016, Pages 332-346]
  • Olefins A review on the role of hierarchical zeolites in the production of transportation fuels through catalytic fast pyrolysis of biomass [Volume 7, Issue 3, 2020, Pages 1217-1234]
  • Olive Mill Wastewater Exploitation alternatives of olive mill wastewater: production of value-added compounds useful for industry and agriculture [Volume 6, Issue 2, 2019, Pages 980-994]
  • Organic Acids Direct fermentation of sweet sorghum juice by Clostridium acetobutylicum and Clostridium tetanomorphum to produce bio-butanol and organic acids [Volume 2, Issue 2, 2015, Pages 248-252]
  • Organic-inorganic nanocomposite Advanced nanocomposite membranes for fuel cell applications: a comprehensive review [Volume 3, Issue 4, 2016, Pages 496-513]
  • Organic Matter Comparison of pretreatment methods that enhance biomethane production from crop residues - a systematic review [Volume 6, Issue 4, 2019, Pages 1080-1089]
  • Organic monolith Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Organic residues Start-up phase of a two-stage anaerobic co-digestion process: hydrogen and methane production from food waste and vinasse from ethanol industry [Volume 5, Issue 2, 2018, Pages 813-820]
  • Oscillating electromagnetic field Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • Outdoor air pollution Fossil energy price and outdoor air pollution: predictions from a QUAIDS model [Volume 7, Issue 3, 2020, Pages 1205-1216]
  • Oxidation stability Fractionation of fatty acid methyl esters via urea inclusion and its application to improve the low-temperature performance of biodiesel [Volume 9, Issue 2, 2022, Pages 1617-1629]
  • Oxidative torrefaction Oxidative torrefaction and torrefaction-based biorefining of biomass: a critical review [Volume 9, Issue 3, 2022, Pages 1672-1696]
  • Oxy-fuel Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]

P

  • Packed bed reactor Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Packed-bed reactor Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Padina tetrastromatic Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Palmitic Acid Green diesel production through simultaneous deoxygenation of palmitic acid and desulfurization of 4,6-Dimethyl-dibenzothiophene over commercial CoMo/Al2O3 [Volume 5, Issue 2, 2018, Pages 821-826]
  • Palm kernel oil Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • Palm kernel shell Beyond conventional biomass valorisation: pyrolysis-derived products for biomedical applications [Volume 9, Issue 3, 2022, Pages 1648-1658]
  • Palm value chain Sustainability assessment of palm oil-based refinery systems for food, fuel, and chemicals [Volume 9, Issue 4, 2022, Pages 1750-1763]
  • Parinari polyandra Benth Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Patent landscape Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Pathway engineering Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]
  • Pelletized fuel Integrated volarization of spent coffee grounds to biofuels [Volume 1, Issue 2, 2014, Pages 65-69]
  • Perennial crops Soil and root carbon storage is key to climate benefits of bioenergy crops [Volume 7, Issue 2, 2020, Pages 1143-1148]
  • Phanerochaete chrysosporium Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • Phenolic-rich acid condensate Beyond conventional biomass valorisation: pyrolysis-derived products for biomedical applications [Volume 9, Issue 3, 2022, Pages 1648-1658]
  • Photobioelectrochemical cell Photoelectrochemical cells based on photosynthetic systems: a review [Volume 2, Issue 2, 2015, Pages 227-235]
  • Photocatalysis Perspective of electrospun nanofibers in energy and environment [Volume 1, Issue 2, 2014, Pages 44-54]
  • Physicochemical properties Bio-oil hydrodeoxygenation over acid activated-zeolite with different Si/Al ratio [Volume 9, Issue 2, 2022, Pages 1630-1639]
  • Physico-Chemical Properties A study of production and characterization of Manketti (Ricinodendron rautonemii) methyl ester and its blends as a potential biodiesel feedstock [Volume 1, Issue 4, 2014, Pages 139-146]
  • Phytotoxicity Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Piezoelectric-based ultrasonic reactor Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Pinch Technology Critical impacts of energy targeting on the sustainability of advanced biobutanol separation [Volume 11, Issue 1, 2024, Pages 1999-2012]
  • Pine needles Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Pinus Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]
  • Piston bowl geometry Comparative investigation of the effect of hemispherical and toroidal piston bowl geometries on diesel engine combustion characteristics [Volume 5, Issue 3, 2018, Pages 854-862]
  • Plant diversity Soil and root carbon storage is key to climate benefits of bioenergy crops [Volume 7, Issue 2, 2020, Pages 1143-1148]
  • Plasma gasification A critical review on biomass gasification, co-gasification, and their environmental assessments [Volume 3, Issue 4, 2016, Pages 483-495]
  • Plasma gasification Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Polymer wastes Improvement of the cold flow characteristics of biodiesel containing dissolved polymer wastes using acetone [Volume 1, Issue 1, 2014, Pages 26-29]
  • Polymer wastes Biodiesel production using alkali earth metal oxides catalysts synthesized by sol-gel method [Volume 1, Issue 1, 2014, Pages 30-33]
  • Poplar bark Artificial humic substances as sustainable carriers for manganese: Development of a novel bio-based microfertilizer [Volume 11, Issue 1, 2024, Pages 2013-2024]
  • Poverty How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Power Density Simultaneous electricity generation and sulfide removal via a dual chamber microbial fuel cell [Volume 1, Issue 1, 2014, Pages 34-38]
  • Preheated Jatropha oil Trilateral correlation of spray characteristics, combustion parameters, and deposit formation in the injector hole of a diesel engine running on preheated Jatropha oil and fossil diesel fuel [Volume 6, Issue 1, 2019, Pages 909-919]
  • Pre-treatment Process analysis of superheated steam pre-treatment of wheat straw and its relative effect on ethanol selling price [Volume 1, Issue 4, 2014, Pages 123-128]
  • Pre-treatment Evaluation of different lignocellulosic biomass pretreatments by phenotypic microarray-based metabolic analysis of fermenting yeast [Volume 3, Issue 1, 2016, Pages 357-365]
  • Pretreatment Improved microbial conversion of de-oiled Jatropha waste into biohydrogen via inoculum pretreatment: process optimization by experimental design approach [Volume 2, Issue 1, 2015, Pages 209-2014]
  • Pretreatment Recent updates on lignocellulosic biomass derived ethanol - A review [Volume 3, Issue 1, 2016, Pages 347-356]
  • Pretreatment Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Pretreatment Microalgal biomass pretreatment for bioethanol production: a review [Volume 5, Issue 1, 2018, Pages 780-791]
  • Pretreatment Towards sustainable development of microalgal biosorption for treating effluents containing heavy metals [Volume 6, Issue 2, 2019, Pages 948-961]
  • Pretreatment A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Pretreatment Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Pretreatment Recent innovations for reviving the ABE fermentation for production of butanol as a drop-in liquid biofuel [Volume 7, Issue 4, 2020, Pages 1256-1266]
  • Pretreatment Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]
  • Price subsidy Fossil energy price and outdoor air pollution: predictions from a QUAIDS model [Volume 7, Issue 3, 2020, Pages 1205-1216]
  • Process development A critical review of multiple alternative pathways for the production of a high-value bioproduct from sugarcane mill byproducts: the case of adipic acid [Volume 10, Issue 3, 2023, Pages 1933-1947]
  • Process integration Microalgae growth and diversity in anaerobic digestate compared to synthetic media [Volume 9, Issue 1, 2022, Pages 1551-1561]
  • Process intensification Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Production medium Improved lipid and biomass productivities in Chlorella vulgaris by differing the inoculation medium from the production medium [Volume 3, Issue 2, 2016, Pages 410-416]
  • Protein Simultaneous effect of nitrate (NO3-) concentration, carbon dioxide (CO2) supply and nitrogen limitation on biomass, lipids, carbohydrates and proteins accumulation in Nannochloropsis oculata [Volume 2, Issue 1, 2015, Pages 215-221]
  • Proton Exchange Membrane A review on the effect of proton exchange membranes in microbial fuel cells [Volume 1, Issue 1, 2014, Pages 7-15]
  • Proton Exchange Membrane Advanced nanocomposite membranes for fuel cell applications: a comprehensive review [Volume 3, Issue 4, 2016, Pages 496-513]
  • Pulp and paper mill An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Purification The in-process removal of sterol glycosides by ultrafiltration in biodiesel production [Volume 4, Issue 1, 2017, Pages 559-564]
  • Purple bacteria Mass-energy balance analysis for estimation of light energy conversion in an integrated system of biological H2 production [Volume 2, Issue 4, 2015, Pages 324-330]
  • Pyrolysis Pyrolysis of Parinari polyandra Benth fruit shell for bio-oil production [Volume 1, Issue 3, 2014, Pages 85-90]
  • Pyrolysis Investigation of yields and qualities of pyrolysis products obtained from oil palm biomass using an agitated bed pyrolysis reactor [Volume 6, Issue 4, 2019, Pages 1065-1079]
  • Pyrolysis A review on the modeling and validation of biomass pyrolysis with a focus on product yield and composition [Volume 8, Issue 1, 2021, Pages 1296-1315]
  • Pyrolysis Modeling of thermochemical conversion of waste biomass – a comprehensive review [Volume 8, Issue 4, 2021, Pages 1481-1528]
  • Pyrolysis Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [Volume 9, Issue 1, 2022, Pages 1562-1572]
  • Pyrolysis Pyrolysis of low-value waste sawdust over low-cost catalysts: physicochemical characterization of pyrolytic oil and value-added biochar [Volume 9, Issue 4, 2022, Pages 1736-1749]
  • Pyrolysis Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Pyrolysis products Investigation of yields and qualities of pyrolysis products obtained from oil palm biomass using an agitated bed pyrolysis reactor [Volume 6, Issue 4, 2019, Pages 1065-1079]
  • Pyrolytic Oil Pyrolysis of low-value waste sawdust over low-cost catalysts: physicochemical characterization of pyrolytic oil and value-added biochar [Volume 9, Issue 4, 2022, Pages 1736-1749]

Q

  • QUAIDS Fossil energy price and outdoor air pollution: predictions from a QUAIDS model [Volume 7, Issue 3, 2020, Pages 1205-1216]

R

  • Recent trends Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Recent trends Recent trends in acetone, butanol, and ethanol (ABE) production [Volume 2, Issue 4, 2015, Pages 301-308]
  • Renewable carbon sources Yeast cell factories for sustainable whey-to-ethanol valorisation towards a circular economy [Volume 8, Issue 4, 2021, Pages 1529-1549]
  • Renewable Energy Meeting the U.S. renewable fuel standard: a comparison of biofuel pathways [Volume 1, Issue 4, 2014, Pages 110-122]
  • Renewable Energy A review on the effects of ethanol/gasoline fuel blends on NOX emissions in spark-ignition engines [Volume 8, Issue 4, 2021, Pages 1465-1480]
  • Renewable Heat Distillery decarbonisation and anaerobic digestion: balancing benefits and drawbacks using a compromise programming approach [Volume 8, Issue 3, 2021, Pages 1417-1432]
  • Response Surface Methodology Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Response Surface Methodology Microwave-assisted methyl esters synthesis of Kapok (Ceiba pentandra) seed oil: parametric and optimization study [Volume 2, Issue 3, 2015, Pages 281-287]
  • Response Surface Methodology Optimization of microwave-assisted hydrothermal pretreatment and its effect on pyrolytic oil quality obtained by an auger reactor [Volume 8, Issue 1, 2021, Pages 1316-1329]
  • Rhizopus sp Fungal protein and ethanol from lignocelluloses using Rhizopus pellets under simultaneous saccharification, filtration and fermentation (SSFF) [Volume 3, Issue 1, 2016, Pages 372-378]
  • Rice bran acid oil Enzymatic esterification/transesterification of rice bran acid oil for subsequent γ-oryzanol recovery [Volume 10, Issue 2, 2023, Pages 1830-1843]
  • Rice husk Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis [Volume 3, Issue 3, 2016, Pages 475-481]
  • Road test Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]

S

  • Saccharification Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Salt transfer New insights into the application of microbial desalination cells for desalination and bioelectricity generation [Volume 6, Issue 4, 2019, Pages 1090-1099]
  • Sal wood sawdust Pyrolysis of low-value waste sawdust over low-cost catalysts: physicochemical characterization of pyrolytic oil and value-added biochar [Volume 9, Issue 4, 2022, Pages 1736-1749]
  • Seaweed Enhanced dark fermentative biohydrogen production from marine macroalgae Padina tetrastromatica by different pretreatment processes [Volume 4, Issue 1, 2017, Pages 551-558]
  • Second-generation biofuels Genomic and metabolic insights into solvent production by Thermoanaerobacterium thermosaccharolyticum GSU5 [Volume 7, Issue 2, 2020, Pages 1149-1158]
  • Second-generation ethanol Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]
  • Sensor A review on the modeling and validation of biomass pyrolysis with a focus on product yield and composition [Volume 8, Issue 1, 2021, Pages 1296-1315]
  • Separation and purification A comprehensive review on biodiesel purification and upgrading [Volume 4, Issue 3, 2017, Pages 668-690]
  • Sewage Enhancing waste degradation and biogas production by pre-digestion with a hyperthermophilic anaerobic bacterium [Volume 8, Issue 3, 2021, Pages 1433-1443]
  • Si/Al Ratio Bio-oil hydrodeoxygenation over acid activated-zeolite with different Si/Al ratio [Volume 9, Issue 2, 2022, Pages 1630-1639]
  • SI Engines A review on the effects of ethanol/gasoline fuel blends on NOX emissions in spark-ignition engines [Volume 8, Issue 4, 2021, Pages 1465-1480]
  • Silica Magnetically recyclable nanocatalysts based on magnetite: an environmentally friendly and recyclable catalyst for esterification reactions [Volume 5, Issue 2, 2018, Pages 806-812]
  • Simultaneous saccharification and fermentation (SSF) Simultaneous saccharification and fermentation of cassava waste for ethanol production [Volume 2, Issue 1, 2015, Pages 196-202]
  • Single cell oils New trends in microbial lipid-based biorefinery for fermentative bioenergy production from lignocellulosic biomass [Volume 11, Issue 1, 2024, Pages 2040-2064]
  • Single cell sampling A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Single mixed refrigerant liquefaction process Simulation study of deep eutectic solvent-based biogas upgrading process integrated with single mixed refrigerant biomethane liquefaction [Volume 7, Issue 4, 2020, Pages 1245-1255]
  • Single step transesterification Fast synthesis of high quality biodiesel from ‘waste fish oil’ by single step transesterification [Volume 1, Issue 3, 2014, Pages 78-80]
  • Slagging Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]
  • Sludge biodegradability Coupling hydrothermal carbonization with anaerobic digestion: an evaluation based on energy recovery and hydrochar utilization [Volume 8, Issue 3, 2021, Pages 1444-1453]
  • Software BiodieselAnalyzer: a user-friendly software for predicting the properties of prospective biodiesel [Volume 1, Issue 2, 2014, Pages 55-57]
  • Solid state fermentation Glucoamylase production from food waste by solid state fermentation and its evaluation in the hydrolysis of domestic food waste [Volume 1, Issue 3, 2014, Pages 98-105]
  • Solid state fermentation Modern microbial solid state fermentation technology for future biorefineries for the production of added-value products [Volume 4, Issue 4, 2017, Pages 730-740]
  • Solketalacetin Synthesis of solketalacetin as a green fuel additive via ketalization of monoacetin with acetone using silica benzyl sulfonic acid as catalyst [Volume 5, Issue 1, 2018, Pages 753-758]
  • Sorghum husk Enzymatic hydrolysis of biologically pretreated sorghum husk for bioethanol production [Volume 5, Issue 3, 2018, Pages 846-853]
  • South Africa Biohydrogen production as a potential energy fuel in South Africa [Volume 2, Issue 2, 2015, Pages 223-226]
  • South America Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]
  • Soybean oil Lipase immobilized on polydopamine-coated magnetite nanoparticles for biodiesel production from soybean oil [Volume 3, Issue 2, 2016, Pages 403-409]
  • Specific energy consumption Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Spent bleaching earth Production and characterization of biodiesel using palm kernel oil; fresh and recovered from spent bleaching earth [Volume 1, Issue 4, 2014, Pages 134-138]
  • Spent coffee ground Integrated volarization of spent coffee grounds to biofuels [Volume 1, Issue 2, 2014, Pages 65-69]
  • Spent coffee ground oil Integrated volarization of spent coffee grounds to biofuels [Volume 1, Issue 2, 2014, Pages 65-69]
  • Squalene Improving the co-production of triacylglycerol and isoprenoids in Chlamydomonas [Volume 7, Issue 4, 2020, Pages 1235-1244]
  • Sri Kanji 1 Cassava Energy and environmental assessments of bioethanol production from Sri Kanji 1 cassava in Malaysia [Volume 4, Issue 1, 2017, Pages 537-544]
  • SSFF Fungal protein and ethanol from lignocelluloses using Rhizopus pellets under simultaneous saccharification, filtration and fermentation (SSFF) [Volume 3, Issue 1, 2016, Pages 372-378]
  • Stabilization Stirred and non-stirred lignin solvolysis with formic acid in aqueous and ethanolic solvent systems at different levels of loading in a 5-L reactor [Volume 6, Issue 1, 2019, Pages 937-946]
  • Starchy biomass Advances in consolidated bioprocessing systems for bioethanol and butanol production from biomass: a comprehensive review [Volume 2, Issue 1, 2015, Pages 152-195]
  • Steam gasification Coupling hydrothermal carbonization with anaerobic digestion: an evaluation based on energy recovery and hydrochar utilization [Volume 8, Issue 3, 2021, Pages 1444-1453]
  • Steam Reforming Alkaline modified A-site deficient perovskite catalyst surface with exsolved nanoparticles and functionality in biomass valorisation [Volume 8, Issue 1, 2021, Pages 1342-1350]
  • Sterol glycoside The in-process removal of sterol glycosides by ultrafiltration in biodiesel production [Volume 4, Issue 1, 2017, Pages 559-564]
  • Stirring Stirred and non-stirred lignin solvolysis with formic acid in aqueous and ethanolic solvent systems at different levels of loading in a 5-L reactor [Volume 6, Issue 1, 2019, Pages 937-946]
  • Storage Microbial growth in Acrocomia aculeata pulp oil, Jatropha curcas oil, and their respective biodiesels under simulated storage conditions [Volume 3, Issue 4, 2016, Pages 514-520]
  • Straight vegetable oil An experimental investigation on the long-term compatibility of preheated crude palm oil in a large compression ignition diesel engine [Volume 5, Issue 4, 2018, Pages 900-908]
  • Strain selection A rapid sampling technique for isolating highly productive lipid-rich algae strains from environmental samples [Volume 6, Issue 1, 2019, Pages 920-926]
  • Subcritical water Applications of subcritical and supercritical water conditions for extraction, hydrolysis, gasification, and carbonization of biomass: a critical review [Volume 4, Issue 2, 2017, Pages 611-626]
  • Submerged fermentation Modern microbial solid state fermentation technology for future biorefineries for the production of added-value products [Volume 4, Issue 4, 2017, Pages 730-740]
  • Sub-Saharan Africa A multi-factor evaluation of Jatropha as a feedstock for biofuels: the case of sub-Saharan Africa [Volume 2, Issue 3, 2015, Pages 254-257]
  • Substrate degradation Biorefinery perspectives of microbial electrolysis cells (MECs) for hydrogen and valuable chemicals production through wastewater treatment [Volume 7, Issue 1, 2020, Pages 1128-1142]
  • Sugar beet pulp Lime-assisted hydrothermal humification and carbonization of sugar beet pulp: Unveiling the yield, quality, and phytotoxicity of products [Volume 11, Issue 1, 2024, Pages 2025-2039]
  • Sugar platform Comparison of acetone–butanol–ethanol fermentation and ethanol catalytic upgrading as pathways for butanol production: A techno-economic and environmental assessment [Volume 8, Issue 2, 2021, Pages 1384-1399]
  • Sulfide Simultaneous electricity generation and sulfide removal via a dual chamber microbial fuel cell [Volume 1, Issue 1, 2014, Pages 34-38]
  • Sulphonated heterogeneous catalyst Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Super critical carbon dioxide Green biodiesel production: a review on feedstock, catalyst, monolithic reactor, and supercritical fluid technology [Volume 3, Issue 3, 2016, Pages 431-447]
  • Supercritical water Applications of subcritical and supercritical water conditions for extraction, hydrolysis, gasification, and carbonization of biomass: a critical review [Volume 4, Issue 2, 2017, Pages 611-626]
  • Supercritical water gasification A critical review on biomass gasification, co-gasification, and their environmental assessments [Volume 3, Issue 4, 2016, Pages 483-495]
  • Supercritical water gasification Producing hydrogen-rich syngas via microwave heating and co-gasification: a systematic review [Volume 9, Issue 1, 2022, Pages 1573-1591]
  • Superheated steam Process analysis of superheated steam pre-treatment of wheat straw and its relative effect on ethanol selling price [Volume 1, Issue 4, 2014, Pages 123-128]
  • Supply chain optimization Optimization of biofuel production from corn stover under supply uncertainty in Ontario [Volume 4, Issue 4, 2017, Pages 721-729]
  • Surface chemistry Alkaline modified A-site deficient perovskite catalyst surface with exsolved nanoparticles and functionality in biomass valorisation [Volume 8, Issue 1, 2021, Pages 1342-1350]
  • Surface tension Selective evaporation of a butanol/water droplet by microwave irradiation, a step toward economizing biobutanol production [Volume 7, Issue 1, 2020, Pages 1109-1114]
  • Surfactant Surfactant-assisted direct biodiesel production from wet Nannochloropsis occulata by in situ transesterification/reactive extraction [Volume 3, Issue 1, 2016, Pages 366-371]
  • Sustainability Key issues in estimating energy and greenhouse gas savings of biofuels: challenges and perspectives [Volume 3, Issue 2, 2016, Pages 380-393]
  • Sustainability A review on biomass: importance, chemistry, classification, and conversion [Volume 6, Issue 2, 2019, Pages 962-979]
  • Sustainability Pretreatment methods for lignocellulosic biofuels production: current advances, challenges and future prospects [Volume 7, Issue 1, 2020, Pages 1115-1127]
  • Sustainability Exergy sustainability analysis of biomass gasification: a critical review [Volume 9, Issue 1, 2022, Pages 1592-1607]
  • Sustainability Oxidative torrefaction and torrefaction-based biorefining of biomass: a critical review [Volume 9, Issue 3, 2022, Pages 1672-1696]
  • Sustainability The role of sustainability assessment tools in realizing bioenergy and bioproduct systems [Volume 9, Issue 3, 2022, Pages 1697-1706]
  • Sustainability Sustainability assessment of palm oil-based refinery systems for food, fuel, and chemicals [Volume 9, Issue 4, 2022, Pages 1750-1763]
  • Sustainability How does climate change affect biomass production and rural poverty? [Volume 10, Issue 4, 2023, Pages 1948-1965]
  • Sustainability Analysis Critical impacts of energy targeting on the sustainability of advanced biobutanol separation [Volume 11, Issue 1, 2024, Pages 1999-2012]
  • Sustainability Assessment Exergy-based sustainability analysis of biogas upgrading using a hybrid solvent (imidazolium-based ionic liquid and aqueous monodiethanolamine) [Volume 10, Issue 1, 2023, Pages 1774-1785]
  • Sustainable energy A review on green liquid fuels for the transportation sector: a prospect of microbial solutions to climate change [Volume 6, Issue 3, 2019, Pages 995-1024]
  • Sweet sorghum juice Direct fermentation of sweet sorghum juice by Clostridium acetobutylicum and Clostridium tetanomorphum to produce bio-butanol and organic acids [Volume 2, Issue 2, 2015, Pages 248-252]
  • Syngas Alkaline modified A-site deficient perovskite catalyst surface with exsolved nanoparticles and functionality in biomass valorisation [Volume 8, Issue 1, 2021, Pages 1342-1350]
  • Syngas Exergy sustainability analysis of biomass gasification: a critical review [Volume 9, Issue 1, 2022, Pages 1592-1607]
  • Syngas Machine-learning-aided thermochemical treatment of biomass: a review [Volume 10, Issue 1, 2023, Pages 1786-1809]
  • Syngas fermentation A review of conversion processes for bioethanol production with a focus on syngas fermentation [Volume 2, Issue 3, 2015, Pages 268-280]
  • Syntrophic Thermodynamic method for analyzing and optimizing pretreatment/anaerobic digestion systems [Volume 10, Issue 2, 2023, Pages 1816-1829]

T

  • Taguchi method A comparative evaluation of design factors on bubble column operation in photosynthetic biogas upgrading [Volume 8, Issue 2, 2021, Pages 1351-1373]
  • Tapioca Agrowastes Enzymatic saccharification of Tapioca processing wastes into biosugars through immobilization technology (Mini Review) [Volume 1, Issue 1, 2014, Pages 2-6]
  • Tapioca Starch Processing Enzymatic saccharification of Tapioca processing wastes into biosugars through immobilization technology (Mini Review) [Volume 1, Issue 1, 2014, Pages 2-6]
  • Techno-economic analysis The role of sustainability assessment tools in realizing bioenergy and bioproduct systems [Volume 9, Issue 3, 2022, Pages 1697-1706]
  • Techno-Economic Analysis (TEA) A critical review of multiple alternative pathways for the production of a high-value bioproduct from sugarcane mill byproducts: the case of adipic acid [Volume 10, Issue 3, 2023, Pages 1933-1947]
  • Techno-economic assessment Recent trends on techno-economic assessment (TEA) of sugarcane biorefineries [Volume 4, Issue 3, 2017, Pages 704-712]
  • Technoeconomics Advances in biofuel production from oil palm and palm oil processing wastes: A review [Volume 3, Issue 1, 2016, Pages 332-346]
  • Thermal efficiency Trilateral correlation of spray characteristics, combustion parameters, and deposit formation in the injector hole of a diesel engine running on preheated Jatropha oil and fossil diesel fuel [Volume 6, Issue 1, 2019, Pages 909-919]
  • Thermochemical conversion Current state and future prospects for liquid biofuels in Canada [Volume 5, Issue 1, 2018, Pages 759-779]
  • Torrefaction Modeling of thermochemical conversion of waste biomass – a comprehensive review [Volume 8, Issue 4, 2021, Pages 1481-1528]
  • Torrefaction Enhancing the potential of sugarcane bagasse for the production of ENplus quality fuel pellets by torrefaction: an economic feasibility study [Volume 9, Issue 4, 2022, Pages 1707-1720]
  • Transesterification Integrated volarization of spent coffee grounds to biofuels [Volume 1, Issue 2, 2014, Pages 65-69]
  • Transesterification Optimization of alkali catalyst for transesterification of jatropha curcus using adaptive neuro-fuzzy modeling [Volume 1, Issue 2, 2014, Pages 70-76]
  • Transesterification A study of production and characterization of Manketti (Ricinodendron rautonemii) methyl ester and its blends as a potential biodiesel feedstock [Volume 1, Issue 4, 2014, Pages 139-146]
  • Transesterification Performance of an enzymatic packed bed reactor running on babassu oil to yield fatty ethyl esters (FAEE) in a solvent-free system [Volume 2, Issue 2, 2015, Pages 242-247]
  • Transesterification Evaluation of the cultivation conditions of marine microalgae Chlorella sp. to be used as feedstock in ultrasound-assisted ethanolysis [Volume 2, Issue 3, 2015, Pages 288-294]
  • Transesterification Biodiesel production from high FFA feedstocks with a novel chemical multifunctional process intensifier [Volume 7, Issue 2, 2020, Pages 1170-1177]
  • Transesterification process Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction [Volume 3, Issue 4, 2016, Pages 528-535]
  • Transporter engineering Recent advances in bioethanol production from lignocelluloses: a comprehensive review with a focus on enzyme engineering and designer biocatalysts [Volume 7, Issue 4, 2020, Pages 1267-1295]
  • Triacylglycerol Improving the co-production of triacylglycerol and isoprenoids in Chlamydomonas [Volume 7, Issue 4, 2020, Pages 1235-1244]
  • Tuber yield Biofuel production from Jerusalem artichoke tuber inulins: a review [Volume 4, Issue 2, 2017, Pages 587-599]
  • Two-stage stochastic programming Optimization of biofuel production from corn stover under supply uncertainty in Ontario [Volume 4, Issue 4, 2017, Pages 721-729]

U

  • UASB Reactor An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Ukraine-Russia war The imbalance of food and biofuel markets amid Ukraine-Russia crisis: A systems thinking perspective [Volume 9, Issue 2, 2022, Pages 1640-1647]
  • Ultrafiltration The in-process removal of sterol glycosides by ultrafiltration in biodiesel production [Volume 4, Issue 1, 2017, Pages 559-564]
  • Ultrafine particle emission Wood combustion nanoparticles emitted by conventional and advanced technology cordwood boilers, and their interactions in vitro with human lung epithelial monolayers [Volume 9, Issue 3, 2022, Pages 1659-1671]
  • Uncertainty Optimization of biofuel production from corn stover under supply uncertainty in Ontario [Volume 4, Issue 4, 2017, Pages 721-729]
  • Uncertainty On quantifying sources of uncertainty in the carbon footprint of biofuels: crop/feedstock, LCA modelling approach, land-use change, and GHG metrics [Volume 9, Issue 2, 2022, Pages 1608-1616]
  • Unsaturation Qualitative role of heterogeneous catalysts in biodiesel production from Jatropha curcas oil [Volume 7, Issue 2, 2020, Pages 1159-1169]
  • Upstream strategies Recent trends in biodiesel production [Volume 2, Issue 3, 2015, Pages 258-267]
  • Urban public transportation sector Attributional and consequential environmental assessment of using waste cooking oil- and poultry fat-based biodiesel blends in urban buses: a real-world operation condition study [Volume 4, Issue 3, 2017, Pages 638-653]
  • Used cooking oil Candida rugosa lipase nanoparticles as robust catalyst for biodiesel production in organic solvents [Volume 6, Issue 3, 2019, Pages 1025-1038]

V

  • Valorization and recycling Exploitation alternatives of olive mill wastewater: production of value-added compounds useful for industry and agriculture [Volume 6, Issue 2, 2019, Pages 980-994]
  • Valuable phenols Pyrolysis characteristic of kenaf studied with separated tissues, alkali pulp, and alkali li [Volume 2, Issue 4, 2015, Pages 317-323]
  • Value-added compounds Exploitation alternatives of olive mill wastewater: production of value-added compounds useful for industry and agriculture [Volume 6, Issue 2, 2019, Pages 980-994]
  • Vehicle performance Towards nationwide implementation of 40% biodiesel blend fuel in Indonesia: a comprehensive road test and laboratory evaluation [Volume 10, Issue 3, 2023, Pages 1876-1889]
  • Vermicompost Fermentative biohydrogen production from a novel combination of vermicompost as inoculum and mild heat-pretreated fruit and vegetable waste [Volume 6, Issue 3, 2019, Pages 1046-1053]
  • Vinasse Anaerobic treatment of agro-industrial wastewaters for COD removal in expanded granular sludge bed bioreactor [Volume 4, Issue 4, 2017, Pages 715-720]
  • Volatile fatty acids Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy [Volume 3, Issue 3, 2016, Pages 458-469]
  • Volatile fatty acids Thermodynamic method for analyzing and optimizing pretreatment/anaerobic digestion systems [Volume 10, Issue 2, 2023, Pages 1816-1829]

W

  • Wash-water Biodiesel wash-water reuse using microfiltration: toward zero-discharge strategy for cleaner and economized biodiesel production [Volume 2, Issue 1, 2015, Pages 148-151]
  • Waste Recent innovations for reviving the ABE fermentation for production of butanol as a drop-in liquid biofuel [Volume 7, Issue 4, 2020, Pages 1256-1266]
  • Waste Machine learning in biohydrogen production: a review [Volume 10, Issue 2, 2023, Pages 1844-1858]
  • Waste Cooking Oil biodiesel Kinetic comparison of two basic heterogenous catalysts obtained from sustainable resources for transesterification of waste cooking oil [Volume 2, Issue 2, 2015, Pages 236-241]
  • Waste fish oil Fast synthesis of high quality biodiesel from ‘waste fish oil’ by single step transesterification [Volume 1, Issue 3, 2014, Pages 78-80]
  • Waste Management Upgrading of waste oils into transportation fuels using hydrotreating technologies [Volume 1, Issue 4, 2014, Pages 107-109]
  • Waste Management Boosting the circularity of waste management: pretreated mature landfill leachate enhances the anaerobic digestion of market waste [Volume 10, Issue 1, 2023, Pages 1764-1773]
  • Waste Minimization Urban waste upcycling to a recyclable solid acid catalyst for converting levulinic acid platform molecules into high-value products [Volume 10, Issue 4, 2023, Pages 1989-1998]
  • Waste oil Upgrading of waste oils into transportation fuels using hydrotreating technologies [Volume 1, Issue 4, 2014, Pages 107-109]
  • Waste remediation Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy [Volume 3, Issue 3, 2016, Pages 458-469]
  • Waste-to-Energy Applications of subcritical and supercritical water conditions for extraction, hydrolysis, gasification, and carbonization of biomass: a critical review [Volume 4, Issue 2, 2017, Pages 611-626]
  • Waste treatment Start-up phase of a two-stage anaerobic co-digestion process: hydrogen and methane production from food waste and vinasse from ethanol industry [Volume 5, Issue 2, 2018, Pages 813-820]
  • Wastewater Treatment An integrated approach to explore UASB reactors for energy recycling in pulp and paper industry: a case study in Brazil [Volume 6, Issue 3, 2019, Pages 1039-1045]
  • Wastewater Treatment Biorefinery perspectives of microbial electrolysis cells (MECs) for hydrogen and valuable chemicals production through wastewater treatment [Volume 7, Issue 1, 2020, Pages 1128-1142]
  • Wastewater Treatment Microalgae growth and diversity in anaerobic digestate compared to synthetic media [Volume 9, Issue 1, 2022, Pages 1551-1561]
  • Water re-use Biodiesel wash-water reuse using microfiltration: toward zero-discharge strategy for cleaner and economized biodiesel production [Volume 2, Issue 1, 2015, Pages 148-151]
  • Wet impregnation Qualitative role of heterogeneous catalysts in biodiesel production from Jatropha curcas oil [Volume 7, Issue 2, 2020, Pages 1159-1169]
  • Wet microalgae Surfactant-assisted direct biodiesel production from wet Nannochloropsis occulata by in situ transesterification/reactive extraction [Volume 3, Issue 1, 2016, Pages 366-371]
  • Wheat straw Process analysis of superheated steam pre-treatment of wheat straw and its relative effect on ethanol selling price [Volume 1, Issue 4, 2014, Pages 123-128]
  • Wheat straw Dry anaerobic digestion of lignocellulosic and protein residues [Volume 2, Issue 4, 2015, Pages 309-316]
  • Wheat straw Fungal protein and ethanol from lignocelluloses using Rhizopus pellets under simultaneous saccharification, filtration and fermentation (SSFF) [Volume 3, Issue 1, 2016, Pages 372-378]
  • Wood pellets Effect of oxy-fuel combustion on ash deposition of pulverized wood pellets [Volume 6, Issue 1, 2019, Pages 927-936]
  • Wood waste Second-generation bioethanol from industrial wood waste of South American species [Volume 4, Issue 3, 2017, Pages 654-667]

X

  • Xylose Lipid accumulation from glucose and xylose in an engineered, naturally oleaginous strain of Saccharomyces cerevisiae [Volume 5, Issue 2, 2018, Pages 800-805]

Y

  • Yeast Evaluation of different lignocellulosic biomass pretreatments by phenotypic microarray-based metabolic analysis of fermenting yeast [Volume 3, Issue 1, 2016, Pages 357-365]
  • Yeast fermentation Yeast cell factories for sustainable whey-to-ethanol valorisation towards a circular economy [Volume 8, Issue 4, 2021, Pages 1529-1549]

Z

  • Zeolites Altering bio-oil composition by catalytic treatment of pinewood pyrolysis vapors over zeolites using an auger - packed bed integrated reactor system [Volume 3, Issue 3, 2016, Pages 448-457]
  • Zero-discharge Biodiesel wash-water reuse using microfiltration: toward zero-discharge strategy for cleaner and economized biodiesel production [Volume 2, Issue 1, 2015, Pages 148-151]