References
- P. Mwenge, H. Rutto, Machine learning-based predictive modelling of biodiesel production from animal fats catalysed by a blast furnace slag geopolymer, Results in Engineering 25 (2025) 104126. Doi: 10.1016/J.RINENG.2025.104126
- S. Vellaiyan, Transforming wastewater-derived algae biodiesel with ammonium hydroxide emulsion for enhanced energy efficiency and emission reduction, Results in Engineering 24 (2024) 103332. Doi: 10.1016/J.RINENG.2024.103332
- S.I.S. Mohammad, A. Vasudevan, K.D.V. Prasad, I.R. Ali, A. Kumar, A. Kulshreshta, V.S. Mann, I.B. Sapaev, T. Kalyani, M. Sina, Evaluation of diesel engine performance and emissions using biodiesel from waste oils synthesized with Fe3O4– SiO2 heterogeneous nano catalyst, Heliyon 11 (2025) e41416. Doi: 10.1016/J.HELIYON.2024.E41416
- M. Omer, Energy, environment and sustainable development, Renewable & Sustainable Energy Reviews 12 (2008) 2265. Doi: 10.1016/j.rser.2007.05.001
- V. Okpala, K.T. Dibia, Optimized biodiesel production from palm kernel and Jatropha curcas oil blend using KOH-supported calcined animal bone catalyst: A response surface methodology and genetic algorithm–Bayesian hybridization, Cleaner Chemical Engineering 11 (2025) 100141. Doi: 10.1016/J.CLCE.2024.100141
- M. Li, Q. Bai, W. Du, The world is different because of you: Global warming, technological progress and economic development, Structural Change and Economic Dynamics 74 (2025) 202. Doi: 10.1016/J.STRUECO.2025.03.012
- M.S. Barbarey, M.M. El-Sayed Seleman, A.A. El Kheshen, M.F. Zawrah, Utilization of ladle furnace slag for fabrication of geopolymer: Its application as catalyst for biodiesel production, Construction and Building Materials 411 (2024) 134226. Doi: 10.1016/J.CONBUILDMAT.2023.134226
- M.A. Khan, N.A. Sheikh, K.Z. Jadoon, A. Ayub, T. W. Awotwe, R. Tariq, Utilization of locally sourced waste fats for biodiesel production: Experimental characterization and environmental life cycle assessment, Biomass and Bioenergy 194 (2025) 107692. Doi: 10.1016/J.BIOMBIOE.2025.107692
- A. Farokhnia, S.M. Jokar, P. Parvasi, A.S. Kim, A novel design for biodiesel production from methanol+mutton bone fat mixture, Biotechnology for Biofuels and Bioproducts 15 (2022) 1. Doi: 10.1186/s13068-022-02229-4
- J. Milano, M.Y. Ong, S.K. Tiong, F. Ideris, A.S. Silitonga, A.H. Sebayang, C.H. Tan, I.M.R. Fattah, Z. Fona, N. A. Hossain, Comparative study of the production of methyl esters from non-edible oils as potential feedstocks: Process optimization and two-step biodiesel characterization, Results in Engineering 25 (2025) 104285. Doi: 10.1016/J.RINENG.2025.104285
- A. Shankar, P.R. Pentapati, R.K. Prasad, Biodiesel synthesis from cottonseed oil using homogeneous alkali catalyst and heterogeneous multi-walled carbon nanotubes: Characterization and blending studies, Egyptian Journal of Petroleum 26 (2017) 125. Doi: 10.1016/j.ejpe.2016.04.001
- B. Changmai, R. Rano, C. Vanlalveni, S.L. Rokhum, A novel Citrus sinensis peel ash coated magnetic nanoparticles as an easily recoverable solid catalyst for biodiesel production, Fuel 286 (2021) 119447. Doi: 10.1016/j.fuel.2020.119447
- S.T. Al-Humairi, J.G. M. Lee, A.P. Harvey, Direct and rapid production of biodiesel from algae foamate using a homogeneous base catalyst as part of an intensified process, Energy Conversion and Management: X 16 (2022) 100284. Doi: 10.1016/j.ecmx.2022.100284
- Y. Patiño, L. Faba, E. Díaz, S. Ordóñez, Biodiesel production from sewage sludge using supported heteropolyacid as heterogeneous acid catalyst, Journal of Environmental Management 365 (2024) 121643. Doi: 10.1016/J.JENVMAN.2024.121643
- V.D. Chaudhari, D. Deshmukh, Challenges in charge preparation and combustion in homogeneous charge compression ignition engines with biodiesel: A review, Energy Reports 5 (2019) 960. Doi: 10.1016/J.EGYR.2019.07.008
- S.K. Hoekman, A. Broch, C. Robbins, E. Ceniceros, M. Natarajan, Review of biodiesel composition, properties, and specifications, Renewable & Sustainable Energy Reviews 16 (2012) 143. Doi: 10.1016/j.rser.2011.07.143
- G. Knothe, K.R. Steidley, Kinematic viscosity of biodiesel fuel components and related compounds. Influence of compound structure and comparison to petrodiesel fuel components, Fuel 84 (2005) 1059. Doi: 10.1016/j.fuel.2005.01.016
- T.M. I. Mahlia, Z.A.H.S. Syazmi, M. Mofijur, A.E.P. Abas, M.R. Bilad, H.C. Ong, A.S. Silitonga, Patent landscape review on biodiesel production: Technology updates, Renewable & Sustainable Energy Reviews 118 (2020) 109526. Doi: 10.1016/j.rser.2019.109526
- M.D. Asfaw, A.T. Yadeta, B.G. Yewalie, Y.W. Negash, Production and characterization of biodiesel from Argemone mexicana seed oil, Results in Chemistry 13 (2025) 102055. Doi: 10.1016/J.RECHEM.2025.102055
- M. Guo, W. Jiang, C. Chen, S. Qu, J. Lu, W. Yi, J. Ding, Process optimization of biodiesel production from waste cooking oil by esterification of free fatty acids using La3+/ZnO–TiO2 photocatalyst, Energy Conversion and Management 229 (2021) 113745. Doi: 10.1016/j.enconman.2020.113745
- M.G.U. Islam, M.T. Jan, M. Farooq, A. Naeem, I.W. Khan, H.U. Khattak, Biodiesel production from wild olive oil using TPA-decorated Cr–Al acid heterogeneous catalyst, Chemical Engineering Research and Design 178 (2022) 540. Doi: 10.1016/j.cherd.2021.12.040
- H. Esmaeili, A critical review on the economic aspects and life cycle assessment of biodiesel production using heterogeneous nanocatalysts, Fuel Processing Technology 230 (2022) 107224. Doi: 10.1016/j.fuproc.2022.107224
- S. Elgharbawy, A.I. Osman, A.G.M. El Demerdash, W.A. Sadik, M.A. Kasaby, S.E. Ali, Enhancing biodiesel production efficiency with industrial waste-derived catalysts: Techno-economic analysis of microwave and ultrasonic transesterification methods, Energy Conversion and Management 321 (2024) 118945. Doi: 10.1016/J.ENCONMAN.2024.118945
- Y. Zhang, R. Lackner, M. Zeiml, H.A. Mang, Strong discontinuity embedded approach with standard SOS formulation: Element formulation, energy-based crack-tracking strategy, and validations, Computer Methods in Applied Mechanics and Engineering 287 (2015) 335. Doi: 10.1016/j.cma.2015.02.001
- M.G. De Paola, I. Mazza, R. Paletta, C.G. Lopresto, V. Calabrò, Small-scale biodiesel production plants-An overview, Energies 14 (2021) 1901. Doi: 10.3390/en14071901
- P. Arunyanart, L. Simasatitkul, P. Juyploy, P. Kotluklan, J. Chanbumrung, S. Seeyangnok, The prediction of biodiesel production yield from transesterification of vegetable oils with machine learning, Results in Engineering 24 (2024) 103236. Doi: 10.1016/J.RINENG.2024.103236
- ? Divyachandrika, J. Hemanandh, P. Barmavatu, B. Ganesh, Enhancing Jatropha oil biodiesel by using Citrus limetta peels as a biocatalyst: A sustainable way to reduce emissions and enhance the efficiency of CI engine, International Journal of Thermofluids 24 (2024) 100989. Doi: 10.1016/J.IJFT.2024.100989
- S.M. Farouk, A.M. Tayeb, S.M.S. Abdel-Hamid, R.M. Osman, Recent advances in transesterification for sustainable biodiesel production, challenges, and prospects: A comprehensive review, Environmental Science and Pollution Research International 31 (2024) 12722. Doi: 10.1007/s11356-024-32027-4
- M.R. Avhad, J.M. Marchetti, A review on recent advancement in catalytic materials for biodiesel production, Renewable & Sustainable Energy Reviews 50 (2015) 696. Doi: 10.1016/j.rser.2015.05.038
- B. Wang, S.K. Shukla, R. Wang, Enabling catalysts for biodiesel production via transesterification, Catalysts 13 (2023) 740. Doi: 10.3390/catal13040740
- H.A. Jan, A.I. Osman, I. Šurina, J. Saleh, R. Kumar, A.S. Al-Fatesh, Recycling calcium oxide nanoparticles for sustainable biodiesel production from nonedible feedstock Argemone Mexicana L., Biofuels 15 (2024) 645. Doi: 10.1080/17597269.2023.2277989
- N. Supamathanon, K. Boonserm, S. Lisnund, N. Chanlek, B. Rungtaweevoranit, P. Khemthong, J. Wittayakun, N. Osakoo, Development of CaO supported on modified geopolymer catalyst for transesterification of soybean oil to biodiesel, Materials Today Communications 29 (2021) 102822. Doi: 10.1016/j.mtcomm.2021.102822
- O.A. Mawlid, H.H. Abdelhady, M.G. Abd El-Moghny, A. Hamada, F. Abdelnaby, M. Kased, S. Al-Bajouri, R.A. Elbohy, M.S. El-Deab, Clean approach for catalytic biodiesel production from waste frying oil utilizing K2CO3/orange peel derived hydrochar via RSM optimization, Journal of Cleaner Production 442 (2024) 140947. Doi: 10.1016/j.jclepro.2024.140947
- S.M.M. Hasnain, R.P. Sharma, R. Chatterjee, G. Kumar, S. Pandey, M.M. Khan, A.F. Deifalla, A. Zare, Investigation and impact assessment of soybean biodiesel, methyl oleate, and diesel blends on CRDI performance and emissions, Materials Science for Energy Technologies 7 (2024) 124. Doi: 10.1016/j.mset.2023.09.002
- B. Oladipo, S. Qasana, S.C. Zini, N. Menemene, T.V. Ojumu, Microwave-assisted biodiesel synthesis from waste cooking oil: Exploring the potential of carob pod-derived solid base catalyst, Fuel Processing Technology 266 (2024) 108161. Doi: 10.1016/J.FUPROC.2024.108161
- Q.H. Hassan, N.S. Mohammed Ali, H.A. Alalwan, A.H. Alminshid, M.M. Mohammed, The impact of adding nanoparticles to biodiesel fuel prepared from waste sunflower oil on the performance and emission of diesel engines, Circular Economy 4 (2025) 100138. Doi: 10.1016/J.CEC.2025.100138
- I. Tariq, M. Zubair, W. Iqbal, A. Badshah, S.M. Abbas, A. Haider, Alkaline earth metal oxides supported on WO3@MCM-41 bifunctional catalysts for biodiesel production from corn and waste cooking oil, Hybrid Advances 10 (2025) 100477. Doi: 10.1016/J.HYBADV.2025.100477
- N. Hasan, M.V. Ratnam, Biodiesel production from waste animal fat by transesterification using H2SO4 and KOH catalysts: A study of physicochemical properties, International Journal of Chemical Engineering (2022) 6932320. Doi: 10.1155/2022/6932320
- N. Sangaletti-Gerhard, M. Cea, V. Risco, R. Navia, In situ biodiesel production from greasy sewage sludge using acid and enzymatic catalysts, Bioresource Technology 179 (2015) 63. Doi: 10.1016/j.biortech.2014.12.003
- X. Wu, F. Zhu, J. Qi, L. Zhao, Biodiesel production from sewage sludge by using alkali catalyst, Procedia Environmental Sciences 31 (2016) 26. Doi: 10.1016/j.proenv.2016.02.004
- G.A. Ngige, P.E. Ovuoraye, C.A. Igwegbe, E. Fetahi, J.A. Okeke, A.D. Yakubu, P.C. Onyechi, RSM optimization and yield prediction for biodiesel produced from alkali-catalytic transesterification of pawpaw seed extract: Thermodynamics, kinetics, and multiple linear regression analysis, Digital Chemical Engineering 6 (2023) 100066. Doi: 10.1016/j.dche.2022.100066
- W. Bajwa, A. Ikram, M.A.I. Malik, L. Razzaq, A.R. Khan, A. Latif, F. Hussain, A. Qazi, Optimization of biodiesel yield from waste cooking oil and sesame oil using RSM and ANN techniques, Heliyon 10 (2024) e34804. Doi: 10.1016/J.HELIYON.2024.E34804
- P. Rivera-Quintero, G. S. Patience, N. A. Patience, D. C. Boffito, X. Banquy, D. Schieppati, Experimental methods in chemical engineering: Karl Fischer titration, The Canadian Journal of Chemical Engineering 102 (2024) 2980-2997. Doi: 10.1002/cjce.25295
- ASTM D445-06, Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity), Manual on Hydrocarbon Analysis, 6th Edition (2018)
- ISO 3016:2019 Petroleum and related products from natural or synthetic sources — Determination of pour point, International Organization for Standardization, 3rd Edition (2019)
- ISO 3015:2019 Petroleum and related products from natural or synthetic sources — Determination of cloud point, International Organization for Standardization, 3rd Edition (2019)
- EN 116:2016 Diesel and domestic heating fuels - Determination of cold filter plugging point - Stepwise cooling bath method, (2016)
- ISO 2592:2017 Petroleum and related products — Determination of flash and fire points — Cleveland open cup method, International Organization for Standardization, 3rd Edition (2017)
- ASTM D6751-15c, Standard Specification for Biodiesel Fuel Blend Stock (B100) for Middle Distillate Fuels, ASTM International (2010)
- J.A. Melero, G. Vicente, G. Morales, M. Paniagua, J. Bustamante, Oxygenated compounds derived from glycerol for biodiesel formulation: Influence on EN 14214 quality parameters, Fuel 89 (2010) 2011–2018. Doi: 10.1016/j.fuel.2010.03.042
- Y. Wang, X. Liang, Y. Wang, H. Yu, Effects of viscosity index improver on morphology and graphitization degree of diesel particulate matter, Energy Procedia 105 (2017) 4236. Doi: 10.1016/j.egypro.2017.03.910
- F. Ma, L.D. Clements, M.A. Hanna, The effects of catalyst, free fatty acids, and water on transesterification of beef tallow, Transactions of the American Society of Agricultural Engineers 41 (1998) 1261. Doi: 10.13031/2013.17292
- J. K. Efavi, D. Kanbogtah, V. Apalangya, E. Nyankson, E.K. Tiburu, D. Dodoo-Arhin, B. Onwona-Agyeman, A. Yaya, The effect of NaOH catalyst concentration and extraction time on the yield and properties of Citrullus vulgaris seed oil as a potential biodiesel feedstock, South African Journal of Chemical Engineering 25 (2018) 98. Doi: 10.1016/j.sajce.2018.03.002
- B. Freedman, E.H. Pryde, T.L. Mounts, Variables affecting the yields of fatty esters from transesterified vegetable oils, Journal of the American Oil Chemists’ Society 61 (1984) 1638. Doi: 10.1007/BF02541649
- M.F. Elkady, A. Zaatout, O. Balbaa, Production of biodiesel from waste vegetable oil via KM micromixer, Journal of Chemistry (2015) 630168. Doi: 10.1155/2015/630168
- I. Simbi, U.O. Aigbe, O. Oyekola, O.A. Osibote, Optimization of biodiesel produced from waste sunflower cooking oil over bi-functional catalyst, Results in Engineering 13 (2022) 100374. Doi: 10.1016/j.rineng.2022.100374
- S. Jain, M.P. Sharma, Thermal stability of biodiesel and its blends: A review, Renewable & Sustainable Energy Reviews 15 (2011) 438. Doi: 10.1016/j.rser.2010.08.022
- R. Naureen, M. Tariq, I. Yusoff, A.J.K. Chowdhury, M.A. Ashraf, Synthesis, spectroscopic and chromatographic studies of sunflower oil biodiesel using optimized base catalyzed methanolysis, Saudi Journal of Biological Sciences 22 (2014) 332. Doi: 10.1016/j.sjbs.2014.11.017
- M.A. Zahed, M. Revayati, N. Shahcheraghi, F. Maghsoudi, Y. Tabari, Modeling and optimization of biodiesel synthesis using TiO2–ZnO nanocatalyst and characteristics of biodiesel made from waste sunflower oil, Current Research in Green and Sustainable Chemistry 4 (2021) 100223. Doi: 10.1016/j.crgsc.2021.100223
- M. M. Roy, W. Wang, J. Bujold, Biodiesel production and comparison of emissions of a diesel engine fueled by biodiesel–diesel and canola oil– diesel blends at high idling operations, Applied Energy 106 (2013) 198. Doi: 10.1016/j.apenergy.2013.01.057
- J. Yang, C. Caldwell, K. Corscadden, Q.S. He, J. Li, An evaluation of biodiesel production from Camelina sativa grown in Nova Scotia, Industrial Crops and Products 81 (2016) 162. Doi: 10.1016/j.indcrop.2015.11.073
- A. Mukhtar, S. Saqib, H. Lin, M.U. Hassan Shah, S. Ullah, M. Younas, S. Rezakazemi, M. Ibrahim, A. Mahmood, S. Asif, A. Bokhari, Current status and challenges in the heterogeneous catalysis for biodiesel production, Renewable & Sustainable Energy Reviews 157 (2022) 112012. Doi: 10.1016/j.rser.2021.112012
- B. Thangaraj, P.R. Solomon, B. Muniyandi, S. Ranganathan, L. Lin, Catalysis in biodiesel production – A review, Clean Energy 2 (2019) 2. Doi: 10.1093/ce/zky020
- D. Avila Orozco, N. Kovachev, M.Á. Aguirre Pastor, C.E. Domini, B.S. Fernández Band, A.C. Hernández, Analysis of metals and phosphorus in biodiesel B100 from different feedstock using a Flow Blurring® multinebulizer in inductively coupled plasma–optical emission spectrometry, Analytica Chimica Acta 827 (2014) 15–24. Doi: 10.1016/j.aca.2014.04.016
- B.M.S. Hossain, A.N. Boyce, Biodiesel production from waste sunflower cooking oil as an environmental recycling process and renewable energy, Bulgarian Journal of Agricultural Science 15 (2009) 312.
- A. Saydut, A.B. Kafadar, Y. Tonbul, C. Kaya, F. Aydin, C. Hamamci, Comparison of the biodiesel quality produced from refined sunflower (Helianthus annuus L.) oil and waste cooking oil, Energy Exploration & Exploitation 28 (2010) 499. Doi: 10.1260/0144-5987.28.6.499
- K. Ayetor, A. Sunnu, J. Parbey, Effect of biodiesel production parameters on viscosity and yield of methyl esters: Jatropha curcas, Elaeis guineensis and Cocos nucifera, Alexandria Engineering Journal 54 (2015) 1285. Doi: 10.1016/j.aej.2015.09.011
- W.N.A. Wan Osman, J. Khoo Lee Min, S. Samsuri, Exploring the thermal properties of biodiesel after purification via solvent-aided crystallization, Results in Engineering 22 (2024) 102343. Doi: 10.1016/J.RINENG.2024.102343
- U. Bello, N.A. Amran, M.S. Hazwan Ruslan, E.H. Yáñez, U. Suparmaniam, H. Adamu, S.I. Abba, U.I. Tafida, A.A. Mahmoud, Enhancing oxidative stability of biodiesel using fruit peel waste extracts blend: Comparison of predictive modelling via RSM and ANN techniques, Results in Engineering 21 (2024) 101853. Doi: 10.1016/j.rineng.2024.101853
- H. Ishida, A. Iwama, Some critical discussions on flash and fire points of liquid fuels, Fire Safety Science 1 (1986) 217. Doi: 10.3801/iafss.fss.1-217
- M.H. Al-Abdullah, G.T. Kalghatgi, H. Babiker, Flash points and volatility characteristics of gasoline/diesel blends, Fuel 153 (2015) 67. Doi: 10.1016/j.fuel.2015.02.070