Outputs (64)

A comprehensive comparative study on the energy application of chars produced from different biomass feedstocks via hydrothermal conversion, pyrolysis, and torrefaction (2022)
Journal Article
Güleç, F., Williams, O., Kostas, E. T., Samson, A., & Lester, E. (2022). A comprehensive comparative study on the energy application of chars produced from different biomass feedstocks via hydrothermal conversion, pyrolysis, and torrefaction. Energy Conversion and Management, 270, Article 116260. https://doi.org/10.1016/j.enconman.2022.116260

Understanding the suitability of different conversion technologies for different types of biomass feedstocks is crucial in delivering the full valorisation of different types of biomasses. This is novel research which presents an extensive comparativ... Read More about A comprehensive comparative study on the energy application of chars produced from different biomass feedstocks via hydrothermal conversion, pyrolysis, and torrefaction.

Biofuel characteristics of chars produced from rapeseed, whitewood, and seaweed via thermal conversion technologies – Impacts of feedstocks and process conditions (2022)
Journal Article
Gulec, F., Samson, A., Williams, O., Kostas, E. T., & Lester, E. (2022). Biofuel characteristics of chars produced from rapeseed, whitewood, and seaweed via thermal conversion technologies – Impacts of feedstocks and process conditions. Fuel Processing Technology, 238, Article 107492. https://doi.org/10.1016/j.fuproc.2022.107492

Understanding the suitability of different conversion technologies for different types of biomass feedstocks is crucial in delivering the full valorisation of different types of biomass feedstocks. Optimal valorisation pathways can be identified by i... Read More about Biofuel characteristics of chars produced from rapeseed, whitewood, and seaweed via thermal conversion technologies – Impacts of feedstocks and process conditions.

Upcycling Glass Waste into Porous Microspheres for Wastewater Treatment Applications: Efficacy of Dye Removal (2022)
Journal Article
Samad, S. A., Arafat, A., Lester, E., & Ahmed, I. (2022). Upcycling Glass Waste into Porous Microspheres for Wastewater Treatment Applications: Efficacy of Dye Removal. Materials, 15(17), Article 5809. https://doi.org/10.3390/ma15175809

Each year about 7.6 million tons of waste glasses are landfilled without recycling, reclaiming or upcycling. Herein we have developed a solvent free upcycling method for recycled glass waste (RG) by remanufacturing it into porous recycled glass micro... Read More about Upcycling Glass Waste into Porous Microspheres for Wastewater Treatment Applications: Efficacy of Dye Removal.

The influence of mineral addition on the Optimised Advanced Ash Fusion Test (OAAFT) and its thermochemical modelling and prediction (2022)
Journal Article
Daley, P., Reinmöller, M., Williams, O., Pang, C. H., & Lester, E. (2022). The influence of mineral addition on the Optimised Advanced Ash Fusion Test (OAAFT) and its thermochemical modelling and prediction. Journal of the Energy Institute, 105, 121-132. https://doi.org/10.1016/j.joei.2022.08.004

Specific minerals in ash are triggers for ash fusion during combustion. This study analyses, for the first time, the link between individual minerals and the ash fusion of pseudo ash pellets using the Optimised Advanced Ash Fusion Test (OAAFT) and Fa... Read More about The influence of mineral addition on the Optimised Advanced Ash Fusion Test (OAAFT) and its thermochemical modelling and prediction.

A comprehensive comparative study on methylene blue removal from aqueous solution using biochars produced from rapeseed, whitewood, and seaweed via different thermal conversion technologies (2022)
Journal Article
Güleç, F., Williams, O., Kostas, E. T., Samson, A., Stevens, L. A., & Lester, E. (2022). A comprehensive comparative study on methylene blue removal from aqueous solution using biochars produced from rapeseed, whitewood, and seaweed via different thermal conversion technologies. Fuel, 330, Article 125428. https://doi.org/10.1016/j.fuel.2022.125428

This paper presents, for the first time, a comprehensive comparative analysis of the potential of using biochars from three distinctly different UK-sourced biomass feedstocks, produced via three different thermal processing techniques, to adsorb meth... Read More about A comprehensive comparative study on methylene blue removal from aqueous solution using biochars produced from rapeseed, whitewood, and seaweed via different thermal conversion technologies.

High capacity chipless RFID tags for biomass tracking application (2022)
Journal Article
Ali, A., Smartt, C., Lester, E., Williams, O., & Greedy, S. (2023). High capacity chipless RFID tags for biomass tracking application. International Journal of Microwave and Wireless Technologies, 15(5), 742-752. https://doi.org/10.1017/S1759078722000745

The design of a low-cost, flexible, miniaturized and a high code density chipless RFID tag is presented as a solution for tracking the transportation of biomass fuel pellets. The performance of the tag is presented and demonstrates the applicability... Read More about High capacity chipless RFID tags for biomass tracking application.

High capacity chipless RFID tags for biomass tracking application (2022)
Journal Article
Ali, A., Smartt, C., Lester, E., Williams, O., & Greedy, S. (2023). High capacity chipless RFID tags for biomass tracking application. International Journal of Microwave and Wireless Technologies, 15(5), 742-752. https://doi.org/10.1017/s1759078722000745

The design of a low-cost, flexible, miniaturized, and a high code density chipless radio-frequency identification (RFID) tag is presented as a solution for tracking the transportation of biomass fuel pellets. The performance of the tag is presented a... Read More about High capacity chipless RFID tags for biomass tracking application.

High Code Density and Humidity Sensor Chipless RFID Tag (2022)
Presentation / Conference Contribution
Ali, A., Williams, O., Lester, E., & Greedy, S. (2022, July). High Code Density and Humidity Sensor Chipless RFID Tag. Paper presented at 2022 7th International Conference on Smart and Sustainable Technologies, SpliTech 2022, Split / Bol, Croatia

This article presents a low cost, miniaturize, flexible, high code density chipless sensor tag. The tag is designed on polyethylene terephthalate (PET) substrate with a compact size of 1cm radius operating in ultra-wideband, ranging from 3.5 to 16GHz... Read More about High Code Density and Humidity Sensor Chipless RFID Tag.

Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces (2022)
Journal Article
Williams, O. S. A., Daley, P., Perkins, J., Shah, S., Saavedra, E. A. G., Trujillo, M., Barraza-Burgos, J., Espitia, C. J., Barajas, M., Saltaren, J. S., Gil, N. J., & Lester, E. H. (2022). Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces. ACS Omega, 7(14), 11618-11630. https://doi.org/10.1021/acsomega.1c06314

This study presents the application of a novel approach, using thermal and optical techniques, to identify the causes of poor burnout performance of Colombian stoker furnaces in the Cauca Valley State. The four coals used in these furnaces were chara... Read More about Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces.

Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces (2022)
Journal Article
Williams, O. S. A., Daley, P., Perkins, J., Shah, S., Saavedra, E. A. G., Trujillo, M., Barraza-Burgos, J., Espitia, C. J., Barajas, M., Saltaren, J. S., Gil, N. J., & Lester, E. H. (2022). Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces. ACS Omega, 7(14), 11618–11630. https://doi.org/10.1021/acsomega.1c06314

This study presents the application of a novel approach, using thermal and optical techniques, to identify the causes of poor burnout performance of Colombian stoker furnaces in the Cauca Valley State. The four coals used in these furnaces were char... Read More about Novel Thermal and Microscopic Techniques To Determine the Causes of Suboptimal Combustion Performance at Colombian Stoker Furnaces.