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Dr Silvia Tedesco's Outputs (11)

Lignocellulosic biomass conversion to levulinic acid via acid catalysis: Current methods, opportunities and challenges for self-sustaining biorefineries (2025)
Journal Article

In recent years, integrated biorefineries have received growing interest as to maximise the extractable value from biomass in the form of green platform chemicals in order to support the establishment of a low carbon economy. Research and development... Read More about Lignocellulosic biomass conversion to levulinic acid via acid catalysis: Current methods, opportunities and challenges for self-sustaining biorefineries.

Improvement of COD removal and biogas production from landfill leachate using bio-synthesized iron nanoparticles, sludge and FeCl3 (2024)
Journal Article
Pashaki, S. G. A., Khojastehpour, M., Mokhtarani, N., Tedesco, S., & Ebrahimi-Nik, M. (2024). Improvement of COD removal and biogas production from landfill leachate using bio-synthesized iron nanoparticles, sludge and FeCl3. Journal of Environmental Chemical Engineering, 12(3), Article 113116. https://doi.org/10.1016/j.jece.2024.113116

Leftover sludge from landfill treatment is typically rich in ferrous chemical compounds, whose recovery can often be used to enhance the performance of anaerobic bioreactors. This investigation examines the biosynthesis of iron nanoparticles (Fe-NPs)... Read More about Improvement of COD removal and biogas production from landfill leachate using bio-synthesized iron nanoparticles, sludge and FeCl3.

Potential of ash from agricultural waste as substitute of commercial FeCl3 in primary treatment of landfill leachate (2023)
Journal Article
Ghanbari Azad Pashaki, S., Khojastehpour, M., Ebrahimi-Nik, M., & Tedesco, S. (2024). Potential of ash from agricultural waste as substitute of commercial FeCl3 in primary treatment of landfill leachate. Journal of Environmental Management, 351, Article 119932. https://doi.org/10.1016/j.jenvman.2023.119932

Due to the ever increasing global population, higher volumes of industrial waste discharges to landfill have caused major problems for the environment. This study investigated the performance of rice straw ash (RSA) as a natural coagulant under diffe... Read More about Potential of ash from agricultural waste as substitute of commercial FeCl3 in primary treatment of landfill leachate.

Evaluation of combined thermo-chemical processes for the treatment of landfill leachate using virgin and recovered FeCl3 coagulants (2023)
Journal Article
Ghanbari Azad Pashaki, S., Khojastehpour, M., Ebrahimi-Nik, M., & Tedesco, S. (2023). Evaluation of combined thermo-chemical processes for the treatment of landfill leachate using virgin and recovered FeCl3 coagulants. Journal of Environmental Management, 347, Article 118973. https://doi.org/10.1016/j.jenvman.2023.118973

Sludge resulting from treatment of municipal waste landfill leachate contains suitable cationic substances such as Fe-based recovered coagulants which, if not recovered, can cause environmental problems. The present study aimed to maximise coagulant... Read More about Evaluation of combined thermo-chemical processes for the treatment of landfill leachate using virgin and recovered FeCl3 coagulants.

Anaerobic digestion of recycled paper crumb and effects of digestate on concrete performance (2023)
Journal Article
Hurst, G., Ahmed, A., Taylor, S., & Tedesco, S. (2023). Anaerobic digestion of recycled paper crumb and effects of digestate on concrete performance. Renewable Energy, 208, 577-582. https://doi.org/10.1016/j.renene.2023.03.061

Paper crumb (PC) is a type of paper sludge residue from the wastepaper recycling industry. It is a by-product from the various fiber purification stages that is particularly composed of short cellulose fibers, lignin, organic compounds and inorganic... Read More about Anaerobic digestion of recycled paper crumb and effects of digestate on concrete performance.

Effect of hydrochar from acid hydrolysis on anaerobic digestion of chicken manure (2022)
Journal Article
Hurst, G., Ruiz-Lopez, S., Rivett, D., & Tedesco, S. (2022). Effect of hydrochar from acid hydrolysis on anaerobic digestion of chicken manure. Journal of Environmental Chemical Engineering, 10(5), Article 108343. https://doi.org/10.1016/j.jece.2022.108343

Acid hydrolysis is a key process for the production of platform chemicals from biomass, however solid residues by-products can amount to 50 wt% of the starting biomass material. In this study, solid residues from the production of biofuel precursor l... Read More about Effect of hydrochar from acid hydrolysis on anaerobic digestion of chicken manure.

Towards monitoring biodegradation of starch-based bioplastic in anaerobic condition: finding a proper kinetic model (2022)
Journal Article
Ebrahimzade, I., Ebrahimi-Nik, M., Rohani, A., & Tedesco, S. (2022). Towards monitoring biodegradation of starch-based bioplastic in anaerobic condition: finding a proper kinetic model. Bioresource Technology, 347, Article 126661. https://doi.org/10.1016/j.biortech.2021.126661

Bioplastic biodegradation showed varying behavior during the process of biodegradation. The First-order and Gompertz models are the most prevalent models for monitoring biodegradation in an anaerobic digestion (AD) process, which do not suit adequate... Read More about Towards monitoring biodegradation of starch-based bioplastic in anaerobic condition: finding a proper kinetic model.

The use of sludge as a micronutrient for the improvement of biogas production from seaweed: the integration of two sources of environmental concern to bring new opportunities (2021)
Journal Article
Rezaei, M., Ebrahimi-Nik, M., Tedesco, S., & Zeynali, R. (2021). The use of sludge as a micronutrient for the improvement of biogas production from seaweed: the integration of two sources of environmental concern to bring new opportunities. Biofuels, Bioproducts and Biorefining, 15(6), 1850-1858. https://doi.org/10.1002/bbb.2284

Large quantities of seaweed in marine environments and coastal areas can cause serious hygienic and environmental problems. Anaerobic digestion (AD) could provide a solution and could also be useful for the production of bioenergy and fertilizer. How... Read More about The use of sludge as a micronutrient for the improvement of biogas production from seaweed: the integration of two sources of environmental concern to bring new opportunities.

Synergistic Catalytic Effect of Sulphated Zirconia—HCl System for Levulinic Acid and Solid Residue Production Using Microwave Irradiation (2021)
Journal Article
Hurst, G., Maria González-Carballo, J., Tosheva, L., & Tedesco, S. (2021). Synergistic Catalytic Effect of Sulphated Zirconia—HCl System for Levulinic Acid and Solid Residue Production Using Microwave Irradiation. Energies, 14(6), Article 1582. https://doi.org/10.3390/en14061582

The synergistic conversion of Miscanthus x Giganteous with sulphated zirconia and dilute hydrochloric acid was investigated. The sulphated zirconia was prepared using H2SO4 impregnation and characterised using X-ray Diffraction (XRD), Energy-dispersi... Read More about Synergistic Catalytic Effect of Sulphated Zirconia—HCl System for Levulinic Acid and Solid Residue Production Using Microwave Irradiation.

Higher energy conversion efficiency in anaerobic degradation of bioplastic by response surface methodology (2021)
Journal Article
Ebrahimzade, I., Ebrahimi-Nik, M., Rohani, A., & Tedesco, S. (2021). Higher energy conversion efficiency in anaerobic degradation of bioplastic by response surface methodology. Journal of Cleaner Production, 290, Article 125840. https://doi.org/10.1016/j.jclepro.2021.125840

Anaerobic degradation of bioplastics is a controversial challenge. Size reduction is a must for degradation while it requires a significant amount of energy, which lowers the overall energy efficiency of the system. On the other hand, inoculum to sub... Read More about Higher energy conversion efficiency in anaerobic degradation of bioplastic by response surface methodology.