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SAM KINGMAN

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SAM KINGMAN

Pro-Vice Chancellor Faculty of Engineering


Chlorine Fixing Ability of Electric Arc Furnace Dust During the Thermal Degradation of Polyvinyl Chloride under Oxidative Conditions (2023)
Journal Article
Al-Harahsheh, M., Altarawneh, S., Al-Omari, M., Altarawneh, M., Kingman, S., & Dodds, C. (2023). Chlorine Fixing Ability of Electric Arc Furnace Dust During the Thermal Degradation of Polyvinyl Chloride under Oxidative Conditions. Jordanian Journal of Engineering and Chemical Industries, 6(3), 39-46. https://doi.org/10.48103/jjeci672023

Electric arc furnace dust (EAFD) and polyvinyl chloride (PVC) are two hazardous wastes that are accumulated world-wide at an alarming rate. Utilising these two wastes simultaneously towards a sustainable recycling loop can greatly mitigate their envi... Read More about Chlorine Fixing Ability of Electric Arc Furnace Dust During the Thermal Degradation of Polyvinyl Chloride under Oxidative Conditions.

A thermo-kinetic investigation on the thermal degradation of polyvinyl chloride in the presence of magnetite and hematite (2022)
Journal Article
Altarawneh, S., Al-Harahsheh, M., Buttress, A., Dodds, C., & Kingman, S. (2022). A thermo-kinetic investigation on the thermal degradation of polyvinyl chloride in the presence of magnetite and hematite. Thermochimica Acta, 718, Article 179390. https://doi.org/10.1016/j.tca.2022.179390

Electric arc furnace dust (EAFD) which is accumulated in large amounts world-wide contains hematite (Fe2O3) and significant quantities of magnetite (Fe3O4). Waste polyvinyl chloride (PVC) also poses a great environmental threat aside to accumulated E... Read More about A thermo-kinetic investigation on the thermal degradation of polyvinyl chloride in the presence of magnetite and hematite.

Thermodynamic, pyrolytic, and kinetic investigation on the thermal decomposition of polyvinyl chloride in the presence of franklinite (2022)
Journal Article
Altarawneh, S., Al-Harahsheh, M., Dodds, C., Buttress, A., & Kingman, S. (2022). Thermodynamic, pyrolytic, and kinetic investigation on the thermal decomposition of polyvinyl chloride in the presence of franklinite. Process Safety and Environmental Protection, 168, 558-569. https://doi.org/10.1016/j.psep.2022.10.028

Thermal co-treatment of Electric Arc Furnace Dust (EAFD) and polyvinyl chloride (PVC) may provide a viable route for reprocessing these hazardous materials within the circular economy. To develop and optimise a commercial treatment process, the compl... Read More about Thermodynamic, pyrolytic, and kinetic investigation on the thermal decomposition of polyvinyl chloride in the presence of franklinite.

S-band elliptical–cylindrical cavity resonator for material processing (2022)
Journal Article
Rodriguez, J., Ampuero, J., Valderrama, W., Buttress, A., Dodds, C., Kingman, S., & Carrasco, H. (2022). S-band elliptical–cylindrical cavity resonator for material processing. Microwave and Optical Technology Letters, 64(12), 2160-2164. https://doi.org/10.1002/mop.33431

The development of an elliptical–cylindrical cavity for microwave thermal processing of materials at high electric field strengths is reported. The design methodology based on numerical modeling is validated by experimental measurements. The system c... Read More about S-band elliptical–cylindrical cavity resonator for material processing.

Thermal degradation kinetics of polyvinyl chloride in presence of zinc oxide (2021)
Journal Article
Altarawneh, S., Al-Harahsheh, M., Dodds, C., Buttress, A., & Kingman, S. (2022). Thermal degradation kinetics of polyvinyl chloride in presence of zinc oxide. Thermochimica Acta, 707, Article 179105. https://doi.org/10.1016/j.tca.2021.179105

This work investigates the degradation kinetics and the pyrolysis behavior of Poly (vinyl chloride) (PVC) and its mixture with ZnO using thermogravimetric analysis under an inert atmosphere. The investigation was carried out due to the increased inte... Read More about Thermal degradation kinetics of polyvinyl chloride in presence of zinc oxide.

Leaching behavior of zinc and lead from electric arc furnace dust – Poly(vinyl) chloride residues after oxidative thermal treatment (2021)
Journal Article
Al-Harahsheh, M., Altarawneh, S., Al-Omari, M., Altarawneh, M., Kingman, S., & Dodds, C. (2021). Leaching behavior of zinc and lead from electric arc furnace dust – Poly(vinyl) chloride residues after oxidative thermal treatment. Journal of Cleaner Production, 328, Article 129622. https://doi.org/10.1016/j.jclepro.2021.129622

Oxidative thermal treatment of electric arc furnace dust (EAFD) mixed with poly(vinyl) chloride (PVC) was carried out to study the impact of oxidizing environment on the extraction of valuable metals. The effect of oxygen partial pressure, temperatur... Read More about Leaching behavior of zinc and lead from electric arc furnace dust – Poly(vinyl) chloride residues after oxidative thermal treatment.

Microwave selective heating of electric arc furnace dust constituents toward sustainable recycling: Contribution of electric and magnetic fields (2021)
Journal Article
Altarawneh, S., Al-Harahsheh, M., Buttress, A., Dodds, C., Rodriguez, J., & Kingman, S. (2021). Microwave selective heating of electric arc furnace dust constituents toward sustainable recycling: Contribution of electric and magnetic fields. Journal of Industrial and Engineering Chemistry, 104, 521-528. https://doi.org/10.1016/j.jiec.2021.09.001

Microwave heating of waste electric arc furnace dust (EAFD) for the purpose of its remediation has been studied extensively. However, these studies considered EAFD as a bulk material without addressing either the relative response of its individual c... Read More about Microwave selective heating of electric arc furnace dust constituents toward sustainable recycling: Contribution of electric and magnetic fields.

Microwave digestion of gibbsite and bauxite in sodium hydroxide (2020)
Journal Article
Dillinger, B., Batchelor, A., Katrib, J., Dodds, C., Suchicital, C., Kingman, S., & Clark, D. (2020). Microwave digestion of gibbsite and bauxite in sodium hydroxide. Hydrometallurgy, 192, Article 105257. https://doi.org/10.1016/j.hydromet.2020.105257

It was hypothesized that bauxite digestion may be improved by using microwave heating as it has been shown in literature that some material processes have improved efficiency. To test this hypothesis, a set of digestion experiments were conducted usi... Read More about Microwave digestion of gibbsite and bauxite in sodium hydroxide.

Developing a sustainable route to environmentally relevant metal-organic frameworks: ultra-rapid synthesis of MFM-300(Al) using microwave heating (2019)
Journal Article
Thomas-Hillman, I., Stevens, L. A., Lange, M., Möllmer, J., Lewis, W., Dodds, C., …Laybourn, A. (2019). Developing a sustainable route to environmentally relevant metal-organic frameworks: ultra-rapid synthesis of MFM-300(Al) using microwave heating. Green Chemistry, 21(18), 5039-5045. https://doi.org/10.1039/c9gc02375e

NO2, SO2 and CO2 are major air pollutants causing significant environmental and health problems. Metal-organic frameworks (MOFs), in particular [Al2(OH)2(C16O8H6)](H2O)6 (trivial names: NOTT-300/MFM-300(Al)), have shown great promise for capturing th... Read More about Developing a sustainable route to environmentally relevant metal-organic frameworks: ultra-rapid synthesis of MFM-300(Al) using microwave heating.

Methodology for the synthesis of methacrylate monomers using designed single mode microwave applicators (2019)
Journal Article
Dundas, A. A., Hook, A. L., Alexander, M. R., Kingman, S. W., Dimitrakis, G., & Irvine, D. J. (2019). Methodology for the synthesis of methacrylate monomers using designed single mode microwave applicators. Reaction Chemistry and Engineering, 4(8), 1472-1476. https://doi.org/10.1039/c9re00173e

© 2019 The Royal Society of Chemistry. A novel single-well prototype high throughput microwave reactor geometry has been produced and shown to be capable of synthesizing an array of non-commercially available methacrylate monomers. The reactor, which... Read More about Methodology for the synthesis of methacrylate monomers using designed single mode microwave applicators.