Browse by All Cardiff Authors

Shi, Y., Xie, H., Chen, X and Thomas, H. R. ORCID: https://orcid.org/0000-0002-3951-0409 2025. Simplified methods for the design of landfill double composite liners using neural network. Geosynthetics International 32 (3) , pp. 342-354. 10.1680/jgein.24.00042

Chen, Min, Geng, Jianhua, Cui, Linyong, Xu, Fengyin and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2024. Evaluation of CO2-enhanced gas recovery and storage through coupled non-isothermal compositional two-phase flow and geomechanics modelling. Energy 305 , 132410. 10.1016/j.energy.2024.132410

An, Ni, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2024. Environmental assessment of underground coal gasification in deep-buried seams. Environmental Geotechnics 11 (6) , pp. 418-439. 10.1680/jenge.20.00177

Cui, Lin-Yong, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Ye, Wei-Min, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Zhou, Chao and Hu, Hong-Qiang 2024. Numerical investigation of gas migration behaviour in saturated bentonite with consideration of temperature. Acta Geotechnica 19 , pp. 2381-2393. 10.1007/s11440-024-02272-5

Wiatowski, Marian, Basa, Wioleta, Pankiewicz-Sperka, Magdalena, Szyja, Marcin, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Kempka, Thomas, Otto, Christopher and Kapusta, Krzysztof 2024. Experimental study on tar formation during underground coal gasification: Effect of coal rank and gasification pressure on tar yield and chemical composition. Fuel 357 , 130034. 10.1016/j.fuel.2023.130034

Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 and Chen, Min 2024. Insights into carbon dioxide sequestration into coal seams through coupled gas flow-adsorption-deformation modelling. Journal of Rock Mechanics and Geotechnical Engineering 16 (1) , pp. 26-40. 10.1016/j.jrmge.2023.11.004

Almolliyeh, Maram, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Chen, Min, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. Experimental investigation of CO2-CH4 core flooding in large intact bituminous coal cores using bespoke hydrostatic core holder. International Journal of Coal Geology 279 , 104376. 10.1016/j.coal.2023.104376

Xie, Haijian, Cai, Peifu, Yan, Huaxiang, Zhu, Xianghong, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Chen, Yunmin and Chen, Yun 2023. Analytical model for contaminants transport in triple composite liners with depth-dependent adsorption process. Journal of Hydrology 625 (Part B) , 130162. 10.1016/j.jhydrol.2023.130162

Stańczyk, Kamil, Hildebrandt, Robert, Chećko, Jarosław, Urych, Tomasz, Wiatowski, Marian, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Kempka, Thomas, Otto, Christopher, Ernst, Priscilla and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. CO 2 injection via a horizontal well into the coal seam at the Experimental Mine Barbara in Poland. Energies 16 (20) , 7217. 10.3390/en16207217

Xie, Haijian, Yu, Mengzhen, Yan, Huaxiang, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Chen, Yunmin and Chen, Yun 2023. Analytical model for the design of permeable reactive barriers considering solute transport in a dual-domain system. Journal of Environmental Engineering 149 (9) , 7159. 10.1061/JOEEDU.EEENG-7159

Almolliyeh, Maram, Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Rassner, Sara Edwards, Mitchell, Andy and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. Subcritical CO2 adsorption on geomaterials of coal-bearing strata in the context of geological carbon sequestration. International Journal of Coal Geology 277 , 104340. 10.1016/j.coal.2023.104340

Wiatowski, Marian, Kapusta, Krzysztof, Stańczyk, Kamil, Szyja, Marcin, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. Large-scale ex situ tests for CO 2 storage in coal beds. Energies 16 (17) , 6326. 10.3390/en16176326

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Qadrdan, Meysam ORCID: https://orcid.org/0000-0001-6167-2933 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. A numerical study on performance efficiency of a low-temperature horizontal ground-source heat pump system. Energy and Buildings 291 , 113137. 10.1016/j.enbuild.2023.113137

Wetzel, Maria, Otto, Christopher, Chen, Min, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Urych, Tomasz, Bezak, Bartlomiej and Kempka, Thomas 2023. Hydromechanical impacts of CO2 storage in coal seams of the Upper Silesian Coal Basin (Poland). Energies 16 (7) , 3279. 10.3390/en16073279

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Buckley, Kelly ORCID: https://orcid.org/0000-0002-8862-3776, Cheung, Sin Yi ORCID: https://orcid.org/0000-0002-9913-1451, Lewis, James ORCID: https://orcid.org/0000-0002-8603-2761, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2023. Mapping social capital across Wales (UK) using secondary data and spatial analysis. SN Social Sciences 3 , 56. 10.1007/s43545-023-00639-1

Xie, Haijian, Wu, Jiawei, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Cai, Peifu, Yan, Huaxiang and Chen, Yun 2023. An analytical model for contaminant transport in landfill liner with fluctuating leachate head. International Journal for Numerical and Analytical Methods in Geomechanics 47 (3) , pp. 482-495. 10.1002/nag.3478

Almolliyeh, Maram, Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2023. Effect of physical nature (intact and powder) of coal on CO2 adsorption at the subcritical pressure range (up to 6.4 MPa at 298.15 K). ACS Omega 8 (7) , pp. 7070-7084. 10.1021/acsomega.2c07940

Chen, Min, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Mitchell, Andrew C. 2023. Modeling gas adsorption-desorption hysteresis in energetically heterogeneous coal and shale. Energy and Fuels 37 (3) , pp. 2149-2163. 10.1021/acs.energyfuels.2c03441

Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Chen, Min and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2023. Low subcritical co2 adsorption-desorption behavior of intact bituminous coal cores extracted from a shallow coal seam. Langmuir 39 (4) , pp. 1548-1561. 10.1021/acs.langmuir.2c02971

Chen, Min, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2023. Three-dimensional cleat scale modelling of gas transport processes in deformable fractured coal reservoirs. Gas Science and Engineering 110 , 204901. 10.1016/j.jgsce.2023.204901

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Black, James ORCID: https://orcid.org/0000-0002-3586-9000 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Improving computational efficiency of numerical modelling of horizontal ground source heat pump systems for accommodating complex and realistic atmospheric processes. Geothermics 106 , 102568. 10.1016/j.geothermics.2022.102568

Liu, Kui ORCID: https://orcid.org/0000-0002-7533-1272, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Sandford, Richard J., Cwikowski, Oliver N., Yanushkevich, Alexander and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2022. Insights into the thermal performance of underground high voltage electricity transmission lines through thermo-hydraulic modelling. Energies 15 (23) , 8897. 10.3390/en15238897

Xie, Haijian, Wang, Qiao, Fei, Shuangke, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Xu, Weizhong and Chen, Yun 2022. A two-dimensional semi-analytical model for tracer gas injection and transport in a landfill system. Computers and Geotechnics 151 , 104995. 10.1016/j.compgeo.2022.104995

Zhang, Chunhua, Xie, Haijian, Ding, Hao, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Sun, Zhilin and Chen, Yun 2022. An analytical model for diffusion of chemicals under a thermal gradient in finite clayey soil. Computers and Geotechnics 150 , 104889. 10.1016/j.compgeo.2022.104889

Kapusta, K., Wiatowski, M., Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Zagorscak, R., Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Masum, T., Kempka, T., Otto, C., Basa, W., Szyja, M. and Stanczyk, K. 2022. Experimental simulations of methane-oriented underground coal gasification using hydrogen - The effect of coal rank and gasification pressure on the hydrogasification process. International Journal of Hydrogen Energy 10.1016/j.ijhydene.2022.10.012

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Metcalfe, Richard, Limer, Laura, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, An, Ni, Bond, Alex and Watson, Sarah 2022. Risk assessment methodology for Underground Coal Gasification technology. Journal of Cleaner Production 370 , 133493. 10.1016/j.jclepro.2022.133493

Chen, Min, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2022. 3D hybrid coupled dual continuum and discrete fracture model for simulation of CO2 injection into stimulated coal reservoirs with parallel implementation. International Journal of Coal Geology 262 , 104103. 10.1016/j.coal.2022.104103

Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Chen, Min, Hosking, Lee J., Stanczyk, Kamil, Kapusta, Krzysztof and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2022. A numerical modelling study to support design of an in-situ CO2 injection test facility using horizontal injection well in a shallow-depth coal seam. International Journal of Greenhouse Gas Control 119 , 103725. 10.1016/j.ijggc.2022.103725

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Qadrdan, Meysam ORCID: https://orcid.org/0000-0001-6167-2933 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Estimation and prediction of shallow ground source heat resources subjected to complex soil and atmospheric boundary conditions. Renewable Energy 197 , pp. 978-994. 10.1016/j.renene.2022.07.148

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Chen, Min, Stanczyk, Kamil and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2022. Kinetics of gas phase CO2 adsorption on bituminous coal from a shallow coal seam. Energy and Fuels 36 (15) , 8360–8370. 10.1021/acs.energyfuels.2c01426

Cui, Lin-Yong, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Ye, Wei-Min and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2022. Investigation on gas migration behaviours in saturated compacted bentonite under rigid boundary conditions. Acta Geotechnica 17 , pp. 2517-2531. 10.1007/s11440-021-01424-1

Chen, Min, Masum, Shakil, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2022. Modelling anisotropic adsorption-induced coal swelling and stress dependent anisotropic permeability. International Journal of Rock Mechanics and Mining Sciences 153 , 105107. 10.1016/j.ijrmms.2022.105107

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Numerical study of ground deformation during underground coal gasification through coupled flow-geomechanical modelling. Fuel 315 , 122833. 10.1016/j.fuel.2021.122833

An, Ni, Zagorščak, Renato and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Adsorption characteristics of rocks and soils, and their potential for mitigating the environmental impact of underground coal gasification technology: a review. Journal of Environmental Management 305 , 114390. 10.1016/j.jenvman.2021.114390

Ma, Yue, Chen, Xiaohui, Hosking, Lee J., Yu, Hai-Sui and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2022. THMC constitutive model for membrane geomaterials based on mixture coupling theory. International Journal of Engineering Science 171 , 103605. 10.1016/j.ijengsci.2021.103605

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Zagorščak, Renato, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Kapusta, Krzysztof and Stańczyk, Krzysztof 2022. Characterisation of inorganic constitutions of condensate and solid residue generated from small-scale ex situ experiments in the context of underground coal gasification. Environmental Science and Pollution Research 29 , pp. 2203-2213. 10.1007/s11356-021-15780-8

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Insights into ground response during underground coal gasification through thermo-mechanical modeling. International Journal for Numerical and Analytical Methods in Geomechanics 46 (1) , pp. 3-22. 10.1002/nag.3287

An, Ni, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2022. Transport of heat, moisture, and gaseous chemicals in hydro-mechanically altered strata surrounding the underground coal gasification reactor. International Journal of Coal Geology 249 , 103879. 10.1016/j.coal.2021.103879

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and An, Ni 2022. Simulation of underground coal gasification based on a coupled thermal-hydraulic-chemical model. Combustion Theory and Modelling 26 (1) , pp. 110-134. 10.1080/13647830.2021.1992507

Zhang, Zhihong, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507, Tian, Gailei and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2021. Modelling non-isothermal volume change and solute transport behaviours of a semi-permeable clay soil under the combined influence of mechanical loading, chemical-osmosis, and thermo-osmosis. Engineering Geology 293 , 106271. 10.1016/j.enggeo.2021.106271

Chen, Min, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2021. Modeling adsorption and transport behavior of gases in moist coal matrix. Energy and Fuels 35 (16) , pp. 13200-13214. 10.1021/acs.energyfuels.1c01334

Wang, Xiaobo, Fang, Qiuyue, Wang, Jia, Gui, Keting and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2021. Poisoning effect of calcium hydroxide on Fe–Ce/TiO2 catalyst for NO removal: evolution of active species and surface properties. Reaction Kinetics, Mechanisms and Catalysis 133 , pp. 245-258. 10.1007/s11144-021-01980-3

Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2021. Effects of microbial spatial distribution on organic biodegradation and immobilization of trace metals in co-contaminated soils. Computers and Geotechnics 133 , 104063. 10.1016/j.compgeo.2021.104063

Yan, Huaxiang, Wu, Jiawei, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Ding, Hao, Zhan, Liangtong and Xie, Haijian 2021. Analytical model for coupled consolidation and diffusion of organic contaminant transport in triple landfill liners. Geotextiles and Geomembranes 49 (2) , pp. 489-499. 10.1016/j.geotexmem.2020.10.019

An, Ni, Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178 2021. A numerical investigation into the environmental impact of underground coal gasification technology based on a coupled thermal-hydro-chemical model. Journal of Cleaner Production 290 , 125181. 10.1016/j.jclepro.2020.125181

Gao, Wu ORCID: https://orcid.org/0000-0002-9548-7178, Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2021. Insights into solid-gas conversion and cavity growth during Underground Coal Gasification (UCG) through Thermo-Hydraulic-Chemical (THC) modelling. International Journal of Coal Geology 237 , 103711. 10.1016/j.coal.2021.103711

Wang, Xiaobo, Fang, Qiuyue, He, Xuan, Wang, Jia, Gui, Keting and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2021. Effect of synthesis methods on Fe-Ce/Ti catalysts for selective catalytic reduction: the physicochemical properties and catalytic activity. Reaction Kinetics, Mechanisms and Catalysis 132 , pp. 331-345. 10.1007/s11144-020-01905-6

Ma, Yue, Chen, Xiao-Hui, Hosking, Lee J., Yu, Hai-Sui, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Norris, Simon 2021. The influence of coupled physical swelling and chemical reactions on deformable geomaterials. International Journal for Numerical and Analytical Methods in Geomechanics 45 (1) , pp. 64-82. 10.1002/nag.3134

Chen, Min, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2021. Modeling non-isothermal transport behavior of real gas in deformable coal matrix. Energy and Fuels 35 (2) , pp. 1605-1619. 10.1021/acs.energyfuels.0c03728

Yan, Huaxiang, Wu, Jiawei, Xie, Haijian, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Feng, Shijin 2020. Reply to the discussion by Wu X. on "An analytical model for chemical diffusion in layered contaminated sediment". International Journal for Numerical and Analytical Methods in Geomechanics 44 (18) , pp. 2527-2529. 10.1002/nag.3142

Hosking, Lee J. ORCID: https://orcid.org/0000-0002-5111-0416, Chen, Min and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. Numerical analysis of dual porosity coupled thermo-hydro-mechanical behaviour during CO2 sequestration in coal. International Journal of Rock Mechanics and Mining Sciences 135 , 104473. 10.1016/j.ijrmms.2020.104473

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Kapusta, Krzysztof and Stańczyk, Krzysztof 2020. Characterisation of the contaminants generated from a large-scale ex-situ underground coal gasification study using high-rank coal from the South Wales coalfield. Water, Air, and Soil Pollution 231 , 519. 10.1007/s11270-020-04888-1

Chen, Min, Hosking, Lee J. ORCID: https://orcid.org/0000-0002-5111-0416, Sandford, Richard J. and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. A coupled compressible flow and geomechanics model for dynamic fracture aperture during carbon sequestration in coal. International Journal for Numerical and Analytical Methods in Geomechanics 44 (13) , pp. 1727-1749. 10.1002/nag.3075

Chen, Min, Hosking, Lee J., Sandford, Richard J. and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. Numerical analysis of improvements to CO2 injectivity in coal seams through stimulated fracture connection to the injection well. Rock Mechanics and Rock Engineering 53 , pp. 2887-2906. 10.1007/s00603-020-02088-1

Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Stańczyk, Krzysztof and Kapusta, Krzysztof 2020. Experimental study of underground coal gasification (UCG) of a high-rank coal using atmospheric and high-pressure conditions in an ex-situ reactor. Fuel 270 , 117490. 10.1016/j.fuel.2020.117490

Hosking, L. J. and Thomas, H. R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. Dual porosity modelling of coal core flooding experiments with carbon dioxide. Computers and Geotechnics 121 , 103454. 10.1016/j.compgeo.2020.103454

Brabham, Peter, Manju, Manju, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Farr, Gareth, Francis, Robert, Sahid, Ramsha and Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292 2020. The potential use of mine water for a district heating scheme: A case study, Caerau, Upper Llynfi valley, South Wales, UK. Quarterly Journal of Engineering Geology and Hydrogeology 53 (1) , 145. 10.1144/qjegh2018-213

Wang, Xiaobo, Zhou, Jie, Zhao, Tong, Gui, Keting, Wang, Jia and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. Superior activity of iron-manganese supported on kaolin for NO abatement at low temperature. Journal of Environmental Sciences 88 , pp. 237-247. 10.1016/j.jes.2019.08.017

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Kapusta, Krzysztof and Stanczyk, Krzysztof 2020. Experimental study of methane-oriented gasification of semi-anthracite and bituminous coals using oxygen and steam in the context of underground coal gasification (UCG): Effects of pressure, temperature, gasification reactant supply rates and coal rank. Fuel 268 , 117330. 10.1016/j.fuel.2020.117330

Wang, Xiaobo, Zhou, Jie, Wang, Jia, Ding, Aifang, Gui, Keting and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2020. The effect of different Ca precursors on the activity of manganese and cerium oxides supported on TiO2 for NO abatement. Reaction Kinetics, Mechanisms and Catalysis 129 , pp. 153-164. 10.1007/s11144-019-01714-6

Kapusta, Krzysztof, Wiatowski, Marian, Stańczyk, Krzysztof, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2020. Large-scale experimental investigations to evaluate the feasibility of producing methane rich gas (SNG) through underground coal gasification process. Effect of coal rank and gasification pressure. Energies 13 (6) , 1334. 10.3390/en13061334

Wang, Xiaobo, Zhou, Jie, Jiang, Caojian, Wang, Jia, Gui, Keting and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2019. Precursor and dispersion effects of active species on the activity of Mn-Ce-Ti catalysts for NO abatement. Korean Journal of Chemical Engineering 36 (12) , pp. 1991-1999. 10.1007/s11814-019-0410-z

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Houdayer, Baptiste, Shah, Hishiv, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2019. GIS-based investigation of historic landfill sites in the coastal zones of Wales (UK). Euro-Mediterranean Journal for Environmental Integration 4 (1) , 26. 10.1007/s41207-019-0116-y

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2019. Dynamic transport and reaction behaviour of high-pressure gases in high-rank coal. Journal of Natural Gas Science and Engineering 71 , 102978. 10.1016/j.jngse.2019.102978

Wang, Xiaobo, Jiang, Caojian, Wang, Jia, Gui, Keting and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2019. Promoted dispersion and uniformity of active species on Fe-Ce-Al catalysts for efficient NO abatement. RSC Advances 9 (61) , pp. 35751-35759. 10.1039/C9RA06875A

Yan, Huaxiang, Wu, Jiawei, Xie, Haijian, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Feng, Shijin 2019. An analytical model for chemical diffusion in layered contaminated sediment systems with bioreactive caps. International Journal for Numerical and Analytical Methods in Geomechanics 43 (15) , pp. 2471-2490. 10.1002/nag.2992

Detheridge, A., Hosking, L.J. ORCID: https://orcid.org/0000-0002-5111-0416, Thomas, H.R. ORCID: https://orcid.org/0000-0002-3951-0409, Sarhosis, V., Gwynn-Jones, D. and Scullion, J. 2019. Deep seam and minesoil carbon sequestration potential of the South Wales Coalfield, UK. Journal of Environmental Management 248 , 109325. 10.1016/j.jenvman.2019.109325

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2019. High-pressure CO2 excess sorption measurements on powdered and core samples of high-rank coals from different depths and locations of the South Wales Coalfield. Energy and Fuels 33 (7) , pp. 6515-6526. 10.1021/acs.energyfuels.9b00381

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Davis, Thomas and Price, Neil 2019. Baseline geochemical study of the Aberpergwm mining site in the South Wales Coalfield. Journal of Geochemical Exploration 202 , pp. 100-112. 10.1016/j.gexplo.2019.03.006

Zagorščak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, An, Ni, Palange, Rupesh, Green, Michael, Krishnan, Murugesan and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2019. Underground coal gasification - A numerical approach to study the formation of syngas and its reactive transport in the surrounding strata. Fuel 253 , pp. 349-360. 10.1016/j.fuel.2019.04.164

Chen, Min, Hosking, Lee J. ORCID: https://orcid.org/0000-0002-5111-0416, Sandford, Richard J. and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2019. Dual porosity modelling of the coupled mechanical response of coal to gas flow and adsorption. International Journal of Coal Geology 205 , pp. 115-125. 10.1016/j.coal.2019.01.009

Masum, S. A. ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, H. R. ORCID: https://orcid.org/0000-0002-3951-0409 2018. Modelling the effects of pH on subsurface microbial growth processes. Presented at: 21st Australasian Fluid Mechanics Conference, Adelaide, SA, Australia, 10-13 December 2018. Proceedings of the 21st Australasian Fluid Mechanics Conference. Australasian Fluid Mechanics Society,

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2018. Effects of subcritical and supercritical CO2 sorption on deformation and failure of high-rank coals. International Journal of Coal Geology 199 , pp. 113-123. 10.1016/j.coal.2018.10.002

Sedighi, Majid, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip J. 2018. Reactive transport of chemicals in compacted bentonite under nonisothermal water infiltration. Journal of Geotechnical and Geoenvironmental Engineering 144 (10) , 04018075. 10.1061/(ASCE)GT.1943-5606.0001955

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Shah, Hishiv, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2018. Finding space to grow urban hedges as a natural air filter along pedestrian paths: a GIS‑based investigation of a UK urban centre. Euro-Mediterranean Journal for Environmental Integration (2018) 3:40 3 (1) , pp. 40-49. 10.1007/s41207-018-0082-9

Sarhosis, Vasilis, Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2018. Carbon sequestration potential of the South Wales Coalfield. Environmental Geotechnics 5 (4) , pp. 234-246. 10.1680/jenge.16.00007

Chen, Xiaohui, Wang, Manhui ORCID: https://orcid.org/0000-0003-1253-3368, Hicks, Michael A. and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2018. A new matrix for multiphase couplings in a membrane porous medium. International Journal for Numerical and Analytical Methods in Geomechanics 42 (10) , pp. 1144-1153. 10.1002/nag.2783

Hosking, L. J. . ORCID: https://orcid.org/0000-0002-5111-0416, Thomas, H. R. ORCID: https://orcid.org/0000-0002-3951-0409 and Sedighi, M. 2018. A dual porosity model of high pressure gas flow for geoenergy applications. Canadian Geotechnical Journal 55 (6) , pp. 839-851. 10.1139/cgj-2016-0532

Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2018. Modelling coupled microbial processes in the subsurface: model development, verification, evaluation and application. Advances in Water Resources 116 , pp. 1-17. 10.1016/j.advwatres.2018.03.015

Sedighi, Majid, Hepburn, Benjaminn D. P., Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip J. 2018. Energy balance at the soil atmospheric interface. Environmental Geotechnics 5 (3) 10.1680/jenge.15.00054

Hosking, Lee J. ORCID: https://orcid.org/0000-0002-5111-0416 and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2018. An investigation of the pseudo-steady state aproach to modelling inter-porosity flow in fractured geomaterials. Presented at: 4th GeoShanghai International Conference, Shanghai, China, 27-30 May 2018. Published in: Zhang, Lianyang, Goncalves da Silva, Bruno and Zhao, Cheng eds. Rock Mechanics and Rock Engineering. Proceedings of GeoShanghai 2018 International Conference , vol.3 Singapore: Springer, pp. 30-38. 10.1007/978-981-13-0113-1_4

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2018. Effect of sorption induced swelling on gas transport in coal. Presented at: GeoShanghai International Conference 2018, Shanghai, China, 27-30 May 2018. Proceedings of GeoShanghai 2018 International Conference: Geoenvironment and Geohazard. Springer, pp. 386-394. 10.1007/978-981-13-0128-5_43

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492, Sedighi, Majid and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2017. Design and development of a generic spatial decision support system, based on artificial intelligence and multicriteria decision analysis. GeoResJ 14 , pp. 47-58. 10.1016/j.grj.2017.08.003

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Stratos, Panagiotis 2017. Response of compacted bentonites to thermal and thermo-hydraulic loadings at high temperatures. Geosciences 7 (3) , 53. 10.3390/geosciences7030053

Sarhosis, Vasills, Lavis, Shaun, Mostade, Marc and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2017. Towards commercialising underground coal gasification in the EU. Environmental Geotechnics 4 (2) , pp. 113-122. 10.1680/jenge.15.00044

Pandey, Navdeep, Murugesan, K. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2017. Optimization of ground heat exchangers for space heating and cooling applications using Taguchi method and utility concept. Applied Energy 190 , pp. 421-438. 10.1016/j.apenergy.2016.12.154

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585, Sedighi, Majid and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2017. Effects of thermo-osmosis on hydraulic behaviour of saturated clays. International Journal of Geomechanics 17 (3) , 04016068. 10.1061/(ASCE)GM.1943-5622.0000742

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Bag, Ramakrishna 2017. Geoenvironmental application of bentonites in underground disposal of nuclear waste: characterization and laboratory tests. Journal of Hazardous, Toxic, and Radioactive Waste 21 (1) , D4015002. 10.1061/(ASCE)HZ.2153-5515.0000272

Xie, Haijian, Yan, Huaxiang, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Feng, Shijin, Ran, Qihua and Chen, Peixiong 2016. An analytical model for vapor-phase volatile organic compound diffusion through landfill composite covers. International Journal for Numerical and Analytical Methods in Geomechanics 40 (13) , pp. 1827-1843. 10.1002/nag.2514

Sarhosis, Vasilis, Jaya, A.A. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. Economic modelling for coal bed methane production and electricity generation from deep virgin coal seams. Energy 107 10.1016/j.energy.2016.04.056

Farr, Gareth, Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292, Manju, Watson, Ian A., Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Tucker, David 2016. Low enthalpy heat recovery potential from coal mine discharges in the South Wales coalfield. International Journal of Coal Geology 164 , pp. 92-103. 10.1016/j.coal.2016.05.008

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. A review on performance of energy piles and effects on surrounding ground. Inzenjerstvo Okolisa (Environmental Engineering) 3 (1) , pp. 33-45.

Sadasivam, Sivachidambaram ORCID: https://orcid.org/0000-0002-2305-0292 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. Colour and toxic characteristics of metakaolinite-hematite pigment for integrally coloured concrete, prepared from iron oxide recovered from a water treatment plant of an abandoned coal mine. Journal of Solid State Chemistry 239 , pp. 246-250. 10.1016/j.jssc.2016.05.003

Hepburn, Benjamin D. P., Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Manju 2016. Field-scale monitoring of a horizontal ground source heat system. Geothermics 61 , pp. 86-103. 10.1016/j.geothermics.2016.01.012

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 and Sedighi, Majid 2016. Geographical General Regression Neural Network (GGRNN) tool for geographically weighted regression analysis. Presented at: The Eighth International Conference on Advanced Geographic Information Systems, Applications, and Services, Venice, Italy, April 24- April 28 2016. GEOProcessing 2016, The Eighth International Conference on Advanced Geographic Information Systems, Applications, and Services. Geoprocessing2016. pp. 154-159.

Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. An investigation of different borehole layouts for carbon sequestration in coalbeds. Presented at: 24th Conference of the Association for Computational Mechanics in Engineering, Cardiff, UK, 31 March - 1 April 2016. ACME-UK 2016: 24th Conference on Computational Mechanics 31 Mar- 1 Apr 2016 Cardiff: Proceedingsf. Cardiff: Cardiff University, pp. 154-157.

Wang, Manhui ORCID: https://orcid.org/0000-0003-1253-3368, Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416, Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. Development of a high performance computing approach for studying the coupled behaviour of porous media. Presented at: 24th Conference of the Association for Computational Mechanics in Engineering, Cardiff, UK, 31 March - 1 April 2016. ACME-UK 2016: 24th Conference on Computational Mechanics 31 Mar- 1 Apr 2016 Cardiff: Proceedingsf. Cardiff: Cardiff University, pp. 318-321.

Sedighi, Majid, Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip J. 2016. Reactive transport of chemicals in unsaturated soils: numerical model development and verification. Canadian Geotechnical Journal 53 (1) , pp. 162-172. 10.1139/cgj-2014-0436

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. Thermo-osmosis in saturated shale. Presented at: 24th UK Conference of the Association for Computational Mechanics in Engineering, Cardiff University, Cardiff, UK, 31 March - 1 April 2016. ACME-UK: 2016 24th Conference on Computational Mechanics. Cardiff: Cardiff University/ACME, pp. 322-325.

Zagorscak, Renato ORCID: https://orcid.org/0000-0002-8408-8585 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2016. Experimental study of the Klinkenberg effect on gas permeability of coal. Presented at: 12th International Conference on Diffusion in Solids and Liquids (DSL2016), Split, Croatia, 26-30 June 2016.

Xie, Haijian, Chen, Yunmin, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Sedighi, Majid, Masum, Shakil A. ORCID: https://orcid.org/0000-0001-8525-7507 and Ran, Qihua 2015. Contaminant transport in the sub-surface soil of an uncontrolled landfill site in China: site investigation and two-dimensional numerical analysis. Environmental Science and Pollution Research 23 (3) , pp. 2566-2575. 10.1007/s11356-015-5504-5

Xie, Haijian, Zhang, Chunhua, Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Chen, Yunmin 2015. An analytical model for diffusion of chemicals under thermal effects in semi-infinite porous media. Computers and Geotechnics 69 , pp. 329-337.

Xie, Haijian, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Chen, Yunmin, Sedighi, Majid, Zhan, Tony Liangtong and Tang, Xiaowu 2015. Diffusion of organic contaminants in triple-layer composite liners: an analytical modeling approach. Acta Geotechnica 10 (2) , pp. 255-262. 10.1007/s11440-013-0262-3

Bennett, Daniel, Cuss, R. J., Vardon, P. J., Harrington, J. F., Sedighi, Majid and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2015. Exploratory data analysis of the Large Scale Gas Injection Test (Lasgit) dataset, focusing on 'second-order' events around macro-scale gas flows. Geological Society, London, Special Publications 415 , pp. 225-239. 10.1144/SP415.14

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Bag, Ramakrishna and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2015. Enhanced isothermal effect on swelling pressure of compacted MX80 bentonite. Lollino, Georgio, Giordan, Daniele, Thuro, Kurosch, Carranza-Torres, Carlos, Wu, Faquan, Marinos, Paul and Delgado, Carlos, eds. Engineering Geology for Society and Territory: Volume 6, Vol. 6. Springer, pp. 537-539. (10.1007/978-3-319-09060-3_96)

Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Masum, Shakil Al, Vardon, Philip James, Nicholson, Duncan and Chen, Qing 2015. Geochemical modelling of hydrogen gas migration in an unsaturated bentonite buffer. Geological Society Special Publications 415 , pp. 189-201. 10.1144/SP415.12

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Sedighi, Majid 2015. Thermal effects on chemical diffusion in multicomponent ionic systems. Lollino, Giorgio, Giordan, Daniele, Thuro, Korusch, Carranza-Torres, Carlos, Wu, Fuquan, Marinos, Paul and Delgado, Carlos, eds. Engineering Geology for Society and Territory - Volume 6: Applied Geology for Major Engineering Projects, Springer International Publisher, pp. 525-528. (10.1007/978-3-319-09060-3_93)

Sarhosis, Vasilis, Jaya, Afiq A., Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2015. Techno-economics for coalbed methane production in the South Wales coalfield. Presented at: Clean Coal Technology Conference (CCT2015), Krakow, Poland, 17-21 May 2015.

Piotr, Mocek, Sarhosis, Vasilis, Krishnan, Murugesan, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Krzysztof, Staczyk 2015. Effect of gasification parameters on product gas characteristics of South Wales coal. Presented at: Clean Coal Technology Conference (CCT2015), Krakow, 17-21 May 2015.

Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Sarhosis, Vasilis, Neil, Price and Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492 2015. Assessment of reservoir conditions and engineering factors influencing coal bed methane recovery in the South Wales Coalfield. Presented at: 15th Pan-American Conference on Soil Mechanics and Geotechnical Engineering, Buenos Aires, Argentina, 15-18 November 2015. Published in: Manzanal, Diego and Sfriso, Alejo O. eds. Proceedings of the 15th Pan-American Conference on Soil Mechanics and Geotechnical Engineering, 15–18 November 2015, Buenos Aires, Argentina. IOS Press, pp. 761-768. 10.3233/978-1-61499-603-3-761

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Bag, Ramakrishna and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2014. Effect of Stern-layer on the compressibility behaviour of bentonites. Acta Geotechnica 9 (6) , pp. 1097-1109. 10.1007/s11440-013-0222-y

Sedighi, Majid and Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409 2014. Micro porosity evolution in compacted swelling clays - A chemical approach. Applied Clay Science 101 , pp. 608-618. 10.1016/j.clay.2014.09.027

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Tadza, Mohd Yuhyi M. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2014. Soil-water characteristic curves of clays. Canadian Geotechnical Journal 51 (8) , pp. 869-883. 10.1139/cgj-2013-0089

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Bag, Ramakrishna and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2014. Effects of post-compaction residual lateral stress and electrolyte concentration on swelling pressures of a compacted bentonite. Geotechnical and Geological Engineering 32 (4) , pp. 749-763. 10.1007/s10706-014-9754-7

Xie, Haijian, Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Chen, Yunmin 2014. Non-isothermal diffusion of chemicals in semi-infinite porous media. Presented at: 3rd International Conference on Computational Methods for Thermal problems, Lake Bled, Slovenia, 2-4 June 2014.

Thomas, Hywel R. ORCID: https://orcid.org/0000-0002-3951-0409, Vardon, Philip J. and Cleall, Peter J. ORCID: https://orcid.org/0000-0002-4005-5319 2014. Three-dimensional behaviour of a prototype radioactive waste repository in fractured granitic rock. Canadian Geotechnical Journal 51 (3) , pp. 246-259. 10.1139/cgj-2013-0094

Sivasakthivel, T., Murugesan, K. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2014. Optimization of operating parameters of ground source heat pump system for space heating and cooling by Taguchi method and utility concept. Applied Energy 116 , pp. 76-85. 10.1016/j.apenergy.2013.10.065

Bennett, Daniel, Cuss, R. J., Vardon, P. J., Harrington, J. F. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2014. Phenomena exposure from the large scale gas injection test (Lasgit) dataset using a bespoke data analysis toolkit. Geological Society Special Publication 400 (1) , pp. 497-505. 10.1144/SP400.5

Vardon, Philip James, Nicholson, Duncan, Chen, Qing, Masum, Shakil Al ORCID: https://orcid.org/0000-0001-8525-7507 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2014. Simulation of repository gas migration in a bentonite buffer. Proceedings of the Institution of Civil Engineers Engineering and Computational Mechanics 167 (1) , pp. 13-22. 10.1680/eacm.12.00018

Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492, Sedighi, Majid and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2014. GIS based site ranking using neighbourhood analysis and comparison. ThinkMind , pp. 51-57.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Sedighi, Majid 2014. Computational modelling of coupled processes in ground energy problems. Presented at: Third International Conference on Computational Methods for Thermal Problems, Lake Bled, Slovania, 2-4 June 2014.

Sedighi, Majid, Bennett, Daniel, Masum, Shakil Al ORCID: https://orcid.org/0000-0001-8525-7507, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 and Erik, Johansson 2014. Analysis of temperature data at the Olkiluoto [working report]. Posiva Oy. Available at: https://inis.iaea.org/collection/NCLCollectionStor...

Sedighi, Majid, Masum, Shakil Al ORCID: https://orcid.org/0000-0001-8525-7507, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 and Bennett, Daniel 2014. Rock thermal behaviour - Analysis of data from a monitoring programme. Presented at: Third international conference on computational methods for thermal problems, Lake Bled, Slovenia, 2-4 June 2014.

Sedighi, Majid, Bennett, Daniel, Masum, Shakil Al ORCID: https://orcid.org/0000-0001-8525-7507, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Erik, Johansson and Topias, Siren 2014. Temperature data analysis from fields scale thermal monitoring. Presented at: 22nd UK national conference of the Association for Computational Mechanics in Engineering, Exeter, UK, 2-4 April 2014.

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Elgabu, Hesham and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2014. Soil-water characteristic curves from various laboratory techniques. Presented at: International Conference on Unsaturated Soils, Sydney, 2 - 4 July 2014. Published in: Khalili, N, Russell, A. R and Khoshghalb, A eds. Unsaturated Soils: Research and Applications. CRC Press, pp. 1701-1707. 10.1201/b17034-248

Hosking, Lee ORCID: https://orcid.org/0000-0002-5111-0416, Sedighi, Majid and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2013. High pressure gas transport under coupled thermal, hydraulic, chemical and mechanical behaviour. Presented at: 3rd International Symposium on Computational Geomechanics (ComGeo III), Krakow, Poland, 21-23 August 2013. Proceedings of the 3rd International Symposium on Computational Geomechanics, Krakow, Poland, 21-23 August, 2013. pp. 381-388.

Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Xie, Haijian, Chen, Y. M. and Guan, C. 2013. A case study of contaminant transport and fate at a landfill site in China. Presented at: International Symposium on Coupled Phenomena in Environmental Geotechnics (ISSMGE TC 215), Torino, Italy, 1-3 July 2013. Published in: Manassero, M., Dominijanni, A., Foti, S. and Musso, G. eds. Coupled Phenomena in Environmental Geotechnics. Boca Raton, FL: CRC Press, pp. 625-630.

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Singh, Rao M. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2013. Vapour transfer in unsaturated compacted bentonite. Géotechnique 63 (11) , pp. 957-964. 10.1680/geot.12.P.147

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Sedighi, Majid, Al-Masum, Shakil, Vardon, Philip James, Nicolson, Duncan and Chen, A. 2013. Gas-flow/geochemistry interactions in unsaturated bentonite buffer. Presented at: Fate of repository gases project; Gas generation and migration international symposium and workshop, Luxembourg, 5-7 February 2013.

Bennett, Daniel, Cuss, Robert, Vardon, Philip, Harrington, Jon, Sedighi, Majid, Shaw, Richard and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2013. 'Second Order' exploratory data analysis of the large scale gas injection test (Lasgit) dataset, focused around known gas migration events. Presented at: Gas Generation and Migration International Symposium and Workshop, Luxembourg, 5-7 February 2013.

Bennett, Daniel, Cuss, R., Vardon, Philip James, Harrington, J. F., Philp, Roger ORCID: https://orcid.org/0000-0003-3001-0341 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2012. Data analysis toolkit for long-term, large-scale experiments. Mineralogical Magazine 76 (8) , pp. 3355-3364. 10.1180/minmag.2012.076.8.48

Masum, Shakil ORCID: https://orcid.org/0000-0001-8525-7507, Vardon, P. J., Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Chen, Q. and Nicholson, Donovan 2012. Multicomponent gas flow through compacted clay buffer in a higher activity radioactive waste geological disposal facility. Mineralogical Magazine 76 (8) , pp. 3337-3344. 10.1180/minmag.2012.076.8.46

Koj, Aleksandra ORCID: https://orcid.org/0000-0002-5294-2492, Irfan, Muhammad ORCID: https://orcid.org/0000-0001-7991-1154, Sedighi, Majid and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2012. A I.T. based approach to assessing some of the issues linked to problematic soils. Presented at: 4th International Conference on Problematic Soils (PS12), Wuhan, China, 21-23 September 2012. 4th International Conference on Problematic Soils. Problematic Soils (4) Wuhan, China: Ci-Premier PTE Ltd, pp. 143-151.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Sedighi, Majid 2012. Modelling the engineering behaviour of highly swelling clays. Presented at: 4th International Conference on Problematic Soils, Wuhan, China, 21-23 September 2012.

Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip James 2012. On the reactive transport of chemicals in unsaturated expansive soils. Presented at: 4th International Conference on Problematic Soils, Wuhan, China, 21-23 September 2012.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Sedighi, Majid and Vardon, Philip James 2012. Diffusive reactive transport of multicomponent chemicals under coupled thermal, hydraulic, chemical and mechanical conditions. Journal of Geotechnical and Geological Engineering 30 (4) , pp. 841-857. 10.1007/s10706-012-9502-9

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Elgabu, Hesham and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2012. Matric suction measurement of unsaturated soils with null-type axis-translation technique. Geotechnical Testing Journal 35 (1) , GTJ103591. 10.1520/GTJ103591

Hadi Mosleh, Mojgan, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Turner, Matthew, Vardon, Philip James, Sedighi, Majid and Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668 2012. Gas transport and reaction processes in problematic soils. Presented at: 4th International Conference on Problematic Soils (PS12), Wuhan, China, 21-23 September 2012. Published in: Kong, L. W. ed. Proceedings of the 4th International Conference on Problematic Soils. Singapore: Chinese Academy of Sciences, pp. 227-233.

Bennett, Claire, Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2012. Wetting characteristics of compacted bentonites at large applied suctions. Mancuso, Claudio, Jommi, Cristina and D'Onza, Francesca, eds. Unsaturated Soils: Research and Applications, Vol. 1. Heidelberg: Springer-Verlag, pp. 229-234. (10.1007/978-3-642-31116-1_31)

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Singh, Rao Martand and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2011. Non-isothermal moisture movement in unsaturated kaolin: An experimental and theoretical investigation. Geotechnical Testing Journal 34 (5) , GTJ103585. 10.1520/GTJ103585

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Mohd Tadza, Mohd Yuhyi ORCID: https://orcid.org/0000-0002-4790-3800 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2011. On the intrusion of polyethylene glycol during osmotic tests. Géotechnique Letters 1 (3) , pp. 47-51. 10.1680/geolett.11.00016

Sedighi, Majid, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip James 2011. Modelling thermal impacts on reactive transport processes related to multicomponent chemicals in compacted clays. Presented at: ComGeo2: 2nd International Symposium on Computational Geomechanics, Dubrovnic, Cavtat-Dubrovnik, Croatia, 27-29 April 2011. Published in: Pande, G. N. and Pietruszczak, S. eds. Proceedings of the 2nd International Symposium on Computational Geomechanics (ComGeo II). Cavtat-Dubrovnik: ComGeo, pp. 538-546.

Vardon, Philip James, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2011. Three-dimensional modelling of the Thermo-Hydro-Mechanical behaviour of a prototype repository. Presented at: 6th International Congress on Environmental Geotechnics (6ICEG), New Delhi, India, 8-12 November 2010. Published in: Datta, Manoj ed. Proceedings of the 6th International Congress on Environmental Geotechnics, 8-12 November 2010, New Delhi, India. , vol.2 New Delhi: McGraw Hill, pp. 1646-1649.

Seetharam, Suresh Channarayapatna, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Vardon, Philip James 2011. Nonisothermal multicomponent reactive transport model for unsaturated soil. International Journal of Geomechanics 11 (2) , pp. 84-90. 10.1061/(ASCE)GM.1943-5622.0000018

Mahdi, Talib ORCID: https://orcid.org/0000-0002-9306-7874, Francis, Robert William, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 and Zheng, Gang 2011. Evaluating remediation options for contaminated canal sediments. Presented at: International Conference of the British Land Reclamation Society, University of Glamorgan, UK, 7-9 September 2010. Published in: Fox, Howard R. and Moore, Heather M. eds. Restoration and Recovery: Regenerating land and communities. Whittles, pp. 81-91.

Vardon, Philip James, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Philp, Roger ORCID: https://orcid.org/0000-0003-3001-0341 and Banicescu, Ioana 2011. Three-dimensional field-scale coupled Thermo-Hydro-Mechanical modelling: parallel computing implementation. International Journal of Geomechanics 11 (2) , pp. 90-98. 10.1061/(ASCE)GM.1943-5622.0000019

Vardon, Philip James and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2010. Recent developments modelling THCM behaviour of geoenvironmental problems. Presented at: GeoShanghai 2010, Shanghai, China, 3-5 June 2010. Published in: He, Q. and Shen, J. S.-L. eds. Geoenvironmental Engineering and Geotechnics. Geotechnical Special Publication (204) Reston, VA: American Society of Civil Engineers, pp. 153-158. 10.1061/41105(378)22

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Seetharam, Suresh Channarayapatna and Vardon, Philip James 2010. On the inclusion of some biological impacts and influences in coupled transport phenomena in unsaturated soil. Geotechnical and Geological Engineering 29 (2) , pp. 181-191. 10.1007/s10706-010-9316-6

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Li, Y. C., Harris, C. and Kern-Luetschg, M. 2010. Experimental and numerical modelling of soils subjected to seasonal freezing and thawing. Presented at: 6th International Congress on Environmental Geotechnics (6ICEG), New Delhi, India, 8-12 November 2010. Published in: Datta, Manoj ed. Proceedings of the 6th International Congress on Environmental Geotechnics, New Delhi, India. , vol.2 Tata McGraw Hill, pp. 1691-1694.

Singh, Rao Martand, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2010. Heat and mass migration in MX-80 Bentonite subject to thermo-hydraulic gradient. Presented at: 6th International Congress on Environmental Geotechnics (6ICEG), New Delhi, India, 8-12 November 2010. Published in: Datta, Manoj ed. Proceedings of the 6th International Congress on Environmental Geotechnics (6ICEG) November 8 - 12 2010 (New Delhi, India). , vol.2 McGraw Hill, pp. 1646-1649.

Tripathy, Snehasis ORCID: https://orcid.org/0000-0003-1632-7668, Bag, Ramakrishna and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2010. Desorption and consolidation behaviour of initially saturated clays. Presented at: Proceedings of 5th International Conference on Unsaturated Soils, Barcelona, Spain, Published in: E., Alonso E. and Gens, A. eds. Taylor & Francis, pp. 381-386.

Sedighi, Majid, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Vardon, Philip James and Seetharam, S. C. 2010. Advances in modelling the non-isothermal behaviour of multicomponent chemicals in unsaturated soils. Presented at: 6th International Congress on Environmental Geotechnics (6ICEG), New Delhi, India, 8-12 November 2010. Proceedings of the 6th International Congress of Environmental Geotechnics (6ICEG),. Tata McGraw Hill Education, pp. 1619-1622.

Masum, Shakil Al ORCID: https://orcid.org/0000-0001-8525-7507, Vardon, Philip James, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Chen, Q. and Nicholson, D. 2010. Initial investigation of gas pressure development at post closure stage of an underground disposal facility. Presented at: 6th International Congress of Environmental Geotechnics, New Delhi, India, 8-12 November 2010. Proceedings of 6th International Congress of Environmental Geotechnics (6ICEG). New Delhi, India: McGraw Hill, pp. 1735-1738.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Dixon, D. and Mitchell, H. P. 2009. The coupled thermal-hydraulic-mechanical behaviour of a large scale in-situ heating experiment. Géotechnique 59 (4) , pp. 401-413. 10.1680/geot.2009.59.4.401

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691 2009. Measured and simulated heat transfer to foundation soils. Géotechnique 59 (4) , pp. 365-375. 10.1680/geot.2008.59.4.365

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Li, Y., Harris, C. and Kern-Luetschg, M. 2009. Modelling of cryogenic processes in permafrost and seasonally frozen soils. Géotechnique 59 (3) , pp. 173-184. 10.1680/geot.2009.59.3.173

Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Seetharam, S and Siddiqua, S. 2009. Inclusion of higher-temperature effects in a soil behaviour model. Geotechnique 59 (3) , pp. 279-282. 10.1680/geot.2009.59.3.279

Vardon, Philip James, Banicescu, I., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Philip, R. N. 2009. Coupled thermo/hydro/chemical/mechanical modelling: a new parallel approach. Presented at: 23rd IEEE International Parallel & Distributed Processing Symposium, Rome, Italy, 25-29 May 2009. Proceedings of the International Parallel and distributed Processing Symposium (IPDPS09) (Rome, Italy). Piscataway, NJ, USA: Institute of Electical and Electronic Engineers (IEEE),

Vardon, Philip James, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2009. An investigation of the re-saturation characteristics of the prototype repository. Presented at: First International Symposium on Computational Geomechanics (COMGEO I), Juan-les- Pins, France, 29 April-1 May 2009. Published in: Pietruszczak, S., Pande, G. N., Tamagnini, C. and R., Wan eds. Computational Geomechanics I (ComGeo I): Abstracts of Papers Presented at the, First International Symposium on Computational Geomechanics (COMGEO I), Juan -les- Pins, France, 29 April - 1 May, 2009. IC2E International Center for Computational Engineering,, pp. 544-552.

Vardon, Philip James, Banicescu, I., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Philp, Roger ORCID: https://orcid.org/0000-0003-3001-0341 2009. Coupled Thermo-Hydro-Mechanical Modelling: A New Parallel Approach. Presented at: IPDPS 2009 - IEEE International Symposium on Parallel & Distributed Processing 2009, Rome, Italy, 23-29 May 2009. Published in: Mei, A. ed. Proceedings: IPDPS 2009 - 23rd IEEE International Parallel & Distributed Processing Symposium 2009. Los Alamitos, CA: IEEE, pp. 2534-2542. 10.1109/IPDPS.2009.5161160

Vardon, Philip James, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Philp, Roger ORCID: https://orcid.org/0000-0003-3001-0341 2008. Three-Dimensional Large Scale Coupled Thermo-Hydro-Mechanical Modelling. Presented at: 12th International Conference of International Association for Computer Methods and Advances in Geomechanics (IACMAG), Goa, India, 1-6 October 2008.

Vardon, Philip James, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2008. Modelling the three-dimensional hydraulic performance of a prototype repository system within fractured crystalline rock. Presented at: 3rd international symposium GeoProc 2008, Lille, France, 2-6 June 2008. Published in: Shao, J. F. and Burlion, N. eds. Thermo-hydromechanical and chemical coupling in geomaterials and applications : proceedings of the 3rd international symposium GeoProc'2008. London: ISTE, pp. 517-524.

Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691, Zhou, Z and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2007. Ground heat transfer: a numerical simulation of a full-scale experiment. Building and Environment 42 (3) , pp. 1478-1488. 10.1016/j.buildenv.2005.12.022

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Seetharam, Suresh Channarayapat and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2007. Inclusion of some aspects of chemical behaviour of unsaturated soil in thermo/hydro/chemical/mechanical models. I: Model development. Journal of Engineering Mechanics 133 (3) , pp. 338-347. 10.1061/(ASCE)0733-9399(2007)133:3(338)

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Seetheram, Suresh Channarayapat and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2007. Inclusion of some aspects of chemical behaviour of unsaturated soil in thermo/hydro/chemical/mechanical models. II: Application and transport of soluble salts in compacted bentonite. Journal of Engineering Mechanics 133 (3) , pp. 348-356. 10.1061/(ASCE)0733-9399(2007)133:3(348)

Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691, Zhou, Zheng Ming and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2006. Multidimensional simulation of earth-contact heat transfer. Building Research and Information 34 (6) , pp. 565-572. 10.1080/09613210600675958

Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Zhou, Z. 2006. A numerical and experimental investigation of three-dimensional ground heat transfer. Building Services Engineering Research and Technology 27 (3) , pp. 195-208.

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Melhuish, Troy Alexander and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2006. Modelling the three-dimensional behaviour of a prototype nuclear waste repository. Engineering Geology 85 (1-2) , pp. 212-220. 10.1016/j.enggeo.2005.09.045

Seetharam, Suresh Channarayapatna, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2006. Modelling some aspects of ion migration in a compacted bentonitic clay. Engineering Geology 85 (1-2) , pp. 221-228. 10.1016/j.enggeo.2005.09.041

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Melhuish, Troy A. and Owen, David-Huw 2006. Use of parallel computing and visualisation techniques in the simulation of large scale geoenvironmental engineering problems. Future generation computer systems 22 (4) , pp. 460-467. 10.1016/j.future.2005.04.006

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Singh, Rao Martand, Do, N.Y. and Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409 2006. An experimental study of moisture movement due to thermal and thermo-hydraulic gradients in clays. Presented at: Proceedings of the 5th Intl Congress on Environmental Geotechnics (5th ICEG), Cardiff, UK, , vol.1 pp. 693-700.

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Glendinning, M. C. 2006. Modelling the behaviour of freezing and thawing soil slopes. Presented at: Proceedings of the 5th Intl Congress on Environmental Geotechnics (5th ICEG), Cardiff, UK, , vol.2 pp. 1603-1610.

Seetharam, S. C., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2006. On the inclusion of geochemical effects in coupled processes in soils. Presented at: Proceedings of the 5th Intl Congress on Environmental Geotechnics (5th ICEG), Cardiff, UK, , vol.1 pp. 781-788.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Singh, Rao Martand 2006. Thermal and thermo-hydraulic gradient tests on compacted bentonite: experimental set-up. [Technical Report].

Jones, M. J., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2006. The PUrE software platform: general specification. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Pace, N. A. 2005. CETRAD:Coordination Action on Education and Training in Radiation Protection and Radioactive Waste Management - Final Report. [Project Report]. Brussels: European Commission. Available at: ftp://ftp.cordis.europa.eu/pub/fp6-euratom/docs/ce...

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Seetharam, S. C 2005. Coupled models in geoenvironmental applications. Presented at: 11th International Conference on Computer Methods and Advances in Geomechanics, Turin, Italy, Published in: Barla G, Barla M ed. , vol.4 pp. 275-288.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Seetharam, S. C., Melhuish, T. A. and Tey, C. Y. 2005. Behaviour of engineered barriers - some recent advances. Presented at: International Conference on Problematic Soils (GEOPROB 2005), Famagusta, Cyprus,

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Pace, N. A. 2005. Geological disposal of radioactive waste: review of European education and training: needs and capability. [Project Report].

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Melhuish, T. A. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2004. Modelling the three-dimensional behaviour of a prototype nuclear waste repository. Presented at: Proceedings 4th BGA International Geoenvironmental Engineering Conference. Integrated Management of Groundwater and Contaminated Land, Stratford on Avon, UK, pp. 402-409.

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Seetharam, S.C. and Melhuish, T. A. 2004. Thermal-hydraulic-chemical-mechanical (THCM) behaviour of unsaturated soils- applications in the nuclear waste disposal context. Presented at: Proceeding of the 9th International Conference on Numerical Methods in Geomechanics. Numerical Models in Geomechanics, Ottawa, Canada, , vol.IX Balkema, pp. 311-318.

Seetharam, S. C., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2004. An investigation of the thermo/hydro/chemical/mechanical behaviour of unsaturated soils. Presented at: Proceedings of the 12th ACME Annual Conference, Cardiff, UK,

Seetharam, S. C., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2004. Modelling the behaviour of soluable salts in a highly compacted bentonitic clay. Presented at: Proceedings. 4th BGA International Geoenvironmental Engineering Conference. Integrated Management of Groundwater and Contaminated Land, Stratford-On-Avon, UK, pp. 466-476.

Tey, C. Y., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2004. Thermal hydraulic interactions between buffer and rock in a deep geological waste disposal repository. Presented at: Proceedings of the Malaysian Geotechnical Conference, Subang, Malaysia, , vol.16-18 pp. 619-624.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Chandler, N., Dixon, D. and Mitchell, H. P. 2004. Hydro-mechanical behaviour of unsaturated buffer. Presented at: Proceedings of the International Conference: From Experimentatal Evidence Towards Numerical Modelling of Unsaturated Soils, Weimar, Germany, , vol.94 Springer Proceedings in Physics, pp. 327-340.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Melhuish, T. A. and Seetharam, S. C. 2004. Modelling the thermal-hydraulic-chemical -mechanical (THCM) behavious of bentonite buffers. Presented at: Proceedings from Task Force Related Meeting on Buffer and Backfill Modelling (SKB International Progress Report), Lund, Sweden, , vol.IPR-04 pp. 63-72.

Seetharam, S. C., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Chalabi, Z., Dowie, J. and Leonardi, G. 2004. An integrated modelling framework for health impact analysis for urban pollution. [Project Report].

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Melhuish, Troy Alexander 2004. Comparison of results from the THMCB modelling of buffer, backfill and rock with measured data from prototype repository. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Yang, H. T., He, Yan and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2003. A multi-level parallelized substructuring-frontal solution for coupled thermo/hydro/mechanical problems in unsaturated soil. International Journal for Numerical and Analytical Methods in Geomechanics 27 (11) , pp. 951-965. 10.1002/nag.306

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Chandler, N, Dixon, D and Mitchell, H P 2003. Water infiltration into a large-scale in-situ experiment in an underground research laboratory. Geotechnique 53 (2) , pp. 207-224. 10.1680/geot.2003.53.2.207

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Chandler, N., Dixon, D. and Mitchell, H. P. 2003. Analysis of the hydraulic interaction between clay buffer and host rock in a large scale test. Presented at: Proceedings of the International Conference on Coupled T-H-C-M Processes in Geosystems: Fundamentals, Modelling, Experiments and Applications, Stockholm, Sweden, pp. 461-466.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Melhuish, T. A. 2003. Simulation of the prototype repository. Presented at: Advances in Understanding Engineered Clay Barriers: Proceedings of the International Symposium on Large Scale Field Tests in Granite, Sitges, Spain, Published in: Ledesma, Alonso & ed. pp. 347-352.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Seetharam, S. C. 2003. Thermo-hydraulic-chemical-mechanical behaviour of unsaturated bentonite. Presented at: Advances in Understanding Engineering Clay Barriers:Proceedings of the International Symposium on Large Scale Field Tests in Granite, Sitges, Spain, Published in: Ledesma, Alonso & ed. pp. 547-552.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Mitchell, H. P. 2003. Coupled thermal-hydraulic-mechanical simulation of the buffer/container experiment. [Technical Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Melhuish, Troy Alexander 2003. Simulation of the tunnel sealing experiment using THM modelling. [Technical Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Melhuish, Troy Alexander 2003. Modelling the prototype repository. [Project Report].

Murugesan, K., Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2002. An investigation of the influence of two-stage drying conditions on convective drying of porous materials. International Journal of Numerical Methods for Heat & Fluid Flow 12 (1) , pp. 29-46. 10.1108/09615530210413154

Stevens, P. A., Reynolds, B., Emmett, B. A., Thompson, T. R. E., Loveland, P. J., Jarvis, S. C., Haygarth, P., Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Owen, D. H., Roberts, R. and Marsden, Terry Keith ORCID: https://orcid.org/0000-0003-0503-2039 2002. Critical appraisal of state and pressures and controls on the sustainable use of soils in Wales: final report. [Project Report]. Centre for Ecology and Hydrology; Natural Environment Research Council.

Zhou, Z., Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2002. A numerical and experimental investigation of ground heat transfer including edge insulation effects. Building and Environment 37 (1) , pp. 67-78. 10.1016/S0360-1323(00)00089-5

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel ORCID: https://orcid.org/0000-0002-3951-0409, Melhuish, R. A. and Owen, D. H. 2002. Simulation of the behaviour of deep geological repositories – some computational challenges. Presented at: Numerical Models in Geomechanics – NUMOG VIII, Rome, Italy, pp. 235-240.

Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691, Zhou, Z. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2002. Multi-dimensional simulation of ground heat transfer at field scale. Presented at: 10th UK Conference of the Association of Computational Mechanics in Engineering (ACME), Swansea, UK, pp. 153-156.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Seetharam, S. C. 2002. Multispecies chemical transport in unsaturated soil. Presented at: Proceedings 4th International Congress on Environmental Geotechnics, Rio de Janeiro, Brazil, pp. 213-218.

Zhou, Z., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2002. Coupled multigas, moisture and heat transfer in unsaturated soil. Presented at: Proceedings of the 4th International Congress on Environmental Geotechnics, Rio De Janeiro, Brazil, pp. 237-242.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Seetharam, S. C. 2002. Numerical modelling of the thermal-hydraulic-chemical- mechanical behaviour of unsaturated clay. Vulliet, Laurent, Laloui, Lyesse and Schrefler, B. A., eds. Environmental Geomechanics, Lausanne: EPFL, pp. 125-136.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Mitchell, H. P. 2002. Comparison of physical measurements and a finite element numerical simulation of water uptake and distribution in the isothermal test. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Melhuish, Troy Alexander 2002. Predictive THMCB modelling of buffer, backfill and rock. [Project Report].

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Melhuish, Troy Alexander 2002. Modelling the prototype repository. [Project Report].

Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Melhuish, Troy Alexander 2002. Modelling the prototype repository. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Yong, R. N., Katzenbach, R., Claesson, T., Szolar, O. H. J., Lechowicz, Z., Sanchez Alciturri, J. M., Pasqualini, E., Van Impe, W. F. and Bauer, K. 2002. Training proposal related to study panel 5. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Carter, J. B. and McKinley, J. D. 2002. Air wall research project: conceptual modelling. [Technical Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2002. Vapour flow in soils - a brief review. [Technical Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2002. Selection of THMCB models. [Project Report].

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2002. Geoenvironmental Engineering Infrastructure Co-operation Network: 1st annual report. [Project Report].

Yong, Raymond N. and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2001. Foreword [Editorial]. Engineering Geology 60 (1-4) , p. 1. 10.1016/S0013-7952(00)00083-1

Rees, Stephen William ORCID: https://orcid.org/0000-0001-6745-2691, Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Zhou, Z. 2001. Ground heat transfer: measurement and simulation. Presented at: TIA Workshop: Thermal Mass in Buildings, Royal Institute of British Architects, London, UK, 31 May , 2001. Royal Institute of British Architects, pp. 34-40.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2001. Geoenvironmental modelling, (invited keynote paper). Presented at: Proceedings International Conference on Civil Engineering (IISc 2001), Bangalore, India, pp. 100-110.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319, Mitchell, H. P., Chandler, N. A. and Dixon, D. A. 2001. An assessment of the thermal and hydraulic interaction between a clay buffer and host rock. Presented at: Proceedings of the 3rd British Geotechnical Society Geoenvironmental Engineering Conference, pp. 374-379.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Yong, R. N., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Seetharam, S. C. 2001. 3D contaminant transport model for multiple chemical species in partly saturated soil, (invited paper) computational mechanics. New Frontiers for the New Millenium. Presented at: Proceedings 1st Asian-Pacific Congress on Computational Mechanics, Sydney, Australia, pp. 795-800.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Yong, R. N., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Seetharam, S. C. 2001. Coupled multispecies transport in geochemical problems. Presented at: Proceedings 3rd British Geotechnical Society Geoenvironmental Engineering Conference, Edinburgh, UK, pp. 380-385.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Hashm, A. A. 2001. Thermal/hydraulic/vhemical/ mechanical (THCM behaviour of partly saturated soil: (invited theme paper). Presented at: Proceedings 10th International Conference on Computer Methods & Advances in Geomechanics, Tucson, USA, pp. 757-763.

Zhou, Z., Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 2001. Non-isothermal migration of multiple gas species in partly saturated soil. Presented at: Proceedings 3rd British Geotechnical Society Geoenvironmental Engineering Conference, Edinburgh, UK, pp. 386-392.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 2001. Pollutant transport and chemical effects. Revue Française de Génie Civil 5 (6) , pp. 743-775. 10.1080/12795119.2001.9692325

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409, Cleall, Peter John ORCID: https://orcid.org/0000-0002-4005-5319 and Owen, D. H. 2001. Modelling and analysis of geoenvironmental problems using the finite element method. Presented at: 8th International Conference on Civil and Structural Engineering Computing, Vienna, Austria, 19-21 September 2001. Published in: Topping, B. H. V. ed. Proceedings of the Eighth International Conference on Civil and Structural Engineering Computing. Stirling: Civil-Comp Press, pp. 459-474.

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and He, Yan 1998. Modelling the behaviour of unsaturated soil using an elastoplastic constitutive model. Géotechnique 48 (5) , pp. 589-603. 10.1680/geot.1998.48.5.589

Thomas, Hywel Rhys ORCID: https://orcid.org/0000-0002-3951-0409 and Li, C. L. W. 1997. An assessment of a model of heat and moisture transfer in unsaturated soil. Géotechnique 47 (1) , pp. 113-131. 10.1680/geot.1997.47.1.113