Publications

2019

• Chen, M.et al. 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)

2018

• Zagorscak, R. and Thomas, H. R. 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)
• Irfan, M.et al. 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, V., Hosking, L. and Thomas, H. R. 2018. Carbon sequestration potential of the South Wales Coalfield. Environmental Geotechnics 5(4), pp. 234-246. (10.1680/jenge.16.00007)
• Chen, X.et al. 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)
• Sedighi, M.et al. 2018. Energy balance at the soil atmospheric interface. Environmental Geotechnics 5(3), pp. 146-157. (10.1680/jenge.15.00054)
• Masum, S. A. and Thomas, H. R. 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)
• Zagorscak, R. and Thomas, H. 2018. Effect of sorption induced swelling on gas transport in coal. Presented at: GeoShanghai International Conference 2018, Shanghai, China, 27-30 May 2018Proceedings of GeoShanghai 2018 International Conference: Geoenvironment and Geohazard. Springer pp. 386-394., (10.1007/978-981-13-0128-5_43)
• Hosking, L., Thomas, H. 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)

2017

• Irfan, M.et al. 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, S., Thomas, H. R. and Stratos, P. 2017. Response of compacted bentonites to thermal and thermo-hydraulic loadings at high temperatures. Geosciences 7(3), article number: 53. (10.3390/geosciences7030053)
• Sarhosis, V.et al. 2017. Towards commercialising underground coal gasification in the EU. Environmental Geotechnics 4(2), pp. 113-122. (10.1680/jenge.15.00044)
• Pandey, N., Murugesan, K. and Thomas, H. R. 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, R., Sedighi, M. and Thomas, H. R. 2017. Effects of thermo-osmosis on hydraulic behaviour of saturated clays. International Journal of Geomechanics 17(3), article number: 4016068. (10.1061/(ASCE)GM.1943-5622.0000742)
• Tripathy, S., Thomas, H. R. and Bag, R. 2017. Geoenvironmental application of bentonites in underground disposal of nuclear waste: characterization and laboratory tests. Journal of Hazardous, Toxic, and Radioactive Waste 21(1), article number: D4015002. (10.1061/(ASCE)HZ.2153-5515.0000272)

2016

• Xie, H.et al. 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, V., Jaya, A. and Thomas, H. R. 2016. Economic modelling for coal bed methane production and electricity generation from deep virgin coal seams. Energy 107, pp. 580. (10.1016/j.energy.2016.04.056)
• Farr, G.et al. 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)
• Sadasivam, S. and Thomas, H. R. 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, B. D. P.et al. 2016. Field-scale monitoring of a horizontal ground source heat system. Geothermics 61, pp. 86-103. (10.1016/j.geothermics.2016.01.012)
• Irfan, M.et al. 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 2016GEOProcessing 2016, The Eighth International Conference on Advanced Geographic Information Systems, Applications, and Services. pp. 154-159.
• Hosking, L. and Thomas, H. R. 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 2016ACME-UK 2016: 24th Conference on Computational Mechanics 31 Mar- 1 Apr 2016 Cardiff: Proceedingsf. Cardiff: Cardiff University pp. 154-157.
• Wang, M.et al. 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 2016ACME-UK 2016: 24th Conference on Computational Mechanics 31 Mar- 1 Apr 2016 Cardiff: Proceedingsf. Cardiff: Cardiff University pp. 318-321.
• Zagorscak, R. and Thomas, H. R. 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.
• Zagorscak, R. and Thomas, H. R. 2016. A review on performance of energy piles and effects on surrounding ground. Inzenjerstvo Okolisa (Environmental Engineering) 3(1), pp. 33-45.
• Zagorscak, R. and Thomas, H. R. 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 2016ACME-UK: 2016 24th Conference on Computational Mechanics. Cardiff: Cardiff University/ACME pp. 322-325.

2015

• Xie, H.et al. 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)
• Sedighi, M., Thomas, H. R. and Vardon, P. J. 2015. 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)
• Xie, H.et al. 2015. An analytical model for diffusion of chemicals under thermal effects in semi-infinite porous media. Computers and Geotechnics 69, pp. 329-337.
• Xie, H.et al. 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, D.et al. 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)
• Hosking, L.et al. 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 Presented at Manzanal, D. and Sfriso, A. 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)
• Sedighi, M.et al. 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, H. R. and Sedighi, M. 2015. Thermal effects on chemical diffusion in multicomponent ionic systems. In: Lollino, G. et al. 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, V.et al. 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, M.et al. 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.
• Tripathy, S., Bag, R. and Thomas, H. R. 2015. Enhanced isothermal effect on swelling pressure of compacted MX80 bentonite. In: Lollino, G. et al. eds. Engineering Geology for Society and Territory: Volume 6., Vol. 6. Springer, pp. 537-539., (10.1007/978-3-319-09060-3_96)

2014

• Tripathy, S., Bag, R. and Thomas, H. R. 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, M. and Thomas, H. R. 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, S., Bag, R. and Thomas, H. R. 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, H.et al. 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.
• Tripathy, S., Tadza, M. Y. M. and Thomas, H. R. 2014. Soil-water characteristic curves of clays. Canadian Geotechnical Journal 51(8), pp. 869-883. (10.1139/cgj-2013-0089)
• Bennett, D.et al. 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)
• Sivasakthivel, T., Murugesan, K. and Thomas, H. R. 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)
• Vardon, P. J.et al. 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)
• Thomas, H. R., Vardon, P. J. and Cleall, P. J. 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)
• Tripathy, S., Elgabu, H. and Thomas, H. 2014. Soil-water characteristic curves from various laboratory techniques. Presented at: International Conference on Unsaturated Soils, Sydney, 2 – 4 July 2014 Presented at Khalili, N., Russell, A. R. and Khoshghalb, A. eds.Unsaturated Soils: Research and Applications. CRC Press pp. 1701-1707., (10.1201/b17034-248)
• Irfan, M.et al. 2014. GIS based site ranking using neighbourhood analysis and comparison. ThinkMind, pp. 51-57.
• Thomas, H. R. and Sedighi, M. 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, M.et al. 2014. Analysis of temperature data at the Olkiluoto [working report]. Posiva Oy. Available at: http://www.posiva.fi/en/databank/working_reports/analysis_of_temperature_data_at_the_olkiluoto.1874.xhtml#.VFuVNvmsV8E
• Sedighi, M.et al. 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, M.et al. 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.

2013

• Hosking, L., Sedighi, M. and Thomas, H. R. 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 2013Proceedings of the 3rd International Symposium on Computational Geomechanics, Krakow, Poland, 21-23 August, 2013. pp. 381-388.
• Sedighi, M.et al. 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 Presented at Manassero, M. et al. eds.Coupled Phenomena in Environmental Geotechnics. Boca Raton, FL: CRC Press pp. 625-630.
• Cleall, P. J., Singh, R. M. and Thomas, H. R. 2013. Vapour transfer in unsaturated compacted bentonite. Géotechnique 63(11), pp. 957-964. (10.1680/geot.12.P.147)
• Thomas, H. R.et al. 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, D.et al. 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.

2012

• Bennett, D.et al. 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, S.et al. 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, A.et al. 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 20124th International Conference on Problematic Soils. Problematic Soils Vol. 4. Wuhan, China: Ci-Premier PTE Ltd pp. 143-151.
• Thomas, H. R. and Sedighi, M. 2012. Modelling the engineering behaviour of highly swelling clays. Presented at: 4th International Conference on Problematic Soils, Wuhan, China, 21-23 September 2012.
• Sedighi, M., Thomas, H. R. and Vardon, P. J. 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, H. R., Sedighi, M. and Vardon, P. J. 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, S., Elgabu, H. and Thomas, H. R. 2012. Matric suction measurement of unsaturated soils with null-type axis-translation technique. Geotechnical Testing Journal 35(1), article number: GTJ103591. (10.1520/GTJ103591)
• Hadi Mosleh, M.et al. 2012. Gas transport and reaction processes in problematic soils. Presented at: 4th International Conference on Problematic Soils (PS12), Wuhan, China, 21-23 September 2012 Presented at Kong, L. W. ed.Proceedings of the 4th International Conference on Problematic Soils. Singapore: Chinese Academy of Sciences pp. 227-233.
• Bennett, C., Tripathy, S. and Thomas, H. R. 2012. Wetting characteristics of compacted bentonites at large applied suctions. In: Mancuso, C., Jommi, C. and D’Onza, F. eds. Unsaturated Soils: Research and Applications., Vol. 1. Heidelberg: Springer-Verlag, pp. 229-234., (10.1007/978-3-642-31116-1_31)

2011

• Cleall, P. J., Singh, R. M. and Thomas, H. R. 2011. Non-isothermal moisture movement in unsaturated kaolin: An experimental and theoretical investigation. Geotechnical Testing Journal 34(5), article number: GTJ103585. (10.1520/GTJ103585)
• Tripathy, S., Mohd Tadza, M. Y. and Thomas, H. R. 2011. On the intrusion of polyethylene glycol during osmotic tests. Géotechnique Letters 1(3), pp. 47-51. (10.1680/geolett.11.00016)
• Sedighi, M., Thomas, H. R. and Vardon, P. J. 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 Presented at 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, P. J., Cleall, P. J. and Thomas, H. R. 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 Presented at Datta, M. 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, S. C., Thomas, H. R. and Vardon, P. J. 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, T.et al. 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 Presented at Fox, H. R. and Moore, H. M. eds.Restoration and Recovery: Regenerating land and communities. Whittles pp. 81-91.
• Vardon, P. J.et al. 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)

2010

• Vardon, P. J. and Thomas, H. R. 2010. Recent developments modelling THCM behaviour of geoenvironmental problems. Presented at: GeoShanghai 2010, Shanghai, China, 3-5 June 2010 Presented at He, Q. and Shen, J. S. eds.Geoenvironmental Engineering and Geotechnics. Geotechnical Special Publication Vol. 204. Reston, VA: American Society of Civil Engineers pp. 153-158., (10.1061/41105(378)22)
• Cleall, P. J.et al. 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 Presented at Datta, M. ed.Proceedings of the 6th International Congress on Environmental Geotechnics, New Delhi, India, Vol. 2. Tata McGraw Hill pp. 1691-1694.
• Singh, R. M., Thomas, H. R. and Cleall, P. J. 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 Presented at Datta, M. 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, S., Bag, R. and Thomas, H. R. 2010. Desorption and consolidation behaviour of initially saturated clays. Presented at: Proceedings of 5th International Conference on Unsaturated Soils, Barcelona, Spain Presented at E., A. E. and Gens, A. eds.. Taylor & Francis pp. 381-386.
• Masum, S. A.et al. 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 2010Proceedings of 6th International Congress of Environmental Geotechnics (6ICEG). New Delhi, India: McGraw Hill pp. 1735-1738.
• Sedighi, M.et al. 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 2010Proceedings of the 6th International Congress of Environmental Geotechnics (6ICEG),. Tata McGraw Hill Education pp. 1619-1622.
• Thomas, H. R., Seetharam, S. . C. and Vardon, P. J. 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)

2009

• Thomas, H. R.et al. 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, H. R. and Rees, S. W. 2009. Measured and simulated heat transfer to foundation soils. Géotechnique 59(4), pp. 365-375. (10.1680/geot.2008.59.4.365)
• Thomas, H. R.et al. 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, H., 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, P. J.et al. 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 2009Proceedings of the International Parallel and distributed Processing Symposium (IPDPS09) (Rome, Italy). Piscataway, NJ, USA: Institute of Electical and Electronic Engineers (IEEE)
• Vardon, P. J., Thomas, H. R. and Cleall, P. J. 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 Presented at Pietruszczak, S. et al. 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, P. J.et al. 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 Presented at 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)

2008

• Vardon, P. J.et al. 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, P. J., Thomas, H. R. and Cleall, P. J. 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 Presented at 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.

2007

• Rees, S. W., Zhou, Z. and Thomas, H. R. 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, P. J., Seetharam, S. C. and Thomas, H. R. 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, P. J., Seetheram, S. C. and Thomas, H. R. 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))

2006

• Rees, S. W., Zhou, Z. M. and Thomas, H. R. 2006. Multidimensional simulation of earth-contact heat transfer. Building Research and Information 34(6), pp. 565-572. (10.1080/09613210600675958)
• Rees, S. W., Thomas, H. R. 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, P. J., Melhuish, T. A. and Thomas, H. R. 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, S. C., Cleall, P. J. and Thomas, H. R. 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, P. J.et al. 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, P. J., Thomas, H. R. 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.
• Cleall, P. J.et al. 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.
• Seetharam, S. C., Cleall, P. J. and Thomas, H. R. 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, H. R., Cleall, P. J. and Singh, R. M. 2006. Thermal and thermo-hydraulic gradient tests on compacted bentonite: experimental set-up. Technical Report.
• Jones, M. J., Cleall, P. J. and Thomas, H. R. 2006. The PUrE software platform: general specification. Project Report.

2005

• Thomas, H. R., Cleall, P. J. and Pace, N. A. 2005. CETRAD:Coordination Action on Education and Training in Radiation Protection and Radioactive Waste Management – Final Report. Project Report. [Online]. Brussels: European Commission. Available at: ftp://ftp.cordis.europa.eu/pub/fp6-euratom/docs/cetrad-d3-projrep_en_pdf.zip
• Cleall, P. J., Thomas, H. R. and Seetharam, S. C. 2005. Coupled models in geoenvironmental applications. Presented at: 11th International Conference on Computer Methods and Advances in Geomechanics, Turin, Italy Presented at Barla G, B. M. ed., Vol. 4. pp. 275-288.
• Thomas, H. R.et al. 2005. Behaviour of engineered barriers – some recent advances. Presented at: International Conference on Problematic Soils (GEOPROB 2005), Famagusta, Cyprus.
• Thomas, H. R., Cleall, P. J. and Pace, N. A. 2005. Geological disposal of radioactive waste: review of European education and training: needs and capability. Project Report.

2004

• Cleall, P. J., Melhuish, T. A. and Thomas, H. R. 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, P. J.et al. 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, P. J. and Thomas, H. R. 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, P. J. and Thomas, H. R. 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, P. J. and Thomas, H. R. 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, H. R.et al. 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, H. R.et al. 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.et al. 2004. An integrated modelling framework for health impact analysis for urban pollution. Project Report.
• Cleall, P. J., Thomas, H. R. and Melhuish, T. A. 2004. Comparison of results from the THMCB modelling of buffer, backfill and rock with measured data from prototype repository. Project Report.

2003

• Thomas, H. R.et al. 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, H. R.et al. 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, H. R.et al. 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, H. R., Cleall, P. J. 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 Presented at Ledesma, A. &. ed.. pp. 347-352.
• Thomas, H. R., Cleall, P. J. 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 Presented at Ledesma, A. &. ed.. pp. 547-552.
• Thomas, H. R., Cleall, P. J. and Mitchell, H. P. 2003. Coupled thermal-hydraulic-mechanical simulation of the buffer/container experiment. Technical Report.
• Thomas, H. R., Cleall, P. J. and Melhuish, T. A. 2003. Simulation of the tunnel sealing experiment using THM modelling. Technical Report.
• Thomas, H. R., Cleall, P. J. and Melhuish, T. A. 2003. Modelling the prototype repository. Project Report.

2002

• Murugesan, K., Thomas, H. R. and Cleall, P. J. 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.et al. 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, S. W. and Thomas, H. R. 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, P. J.et al. 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, S. W., Zhou, Z. and Thomas, H. R. 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, H. R., Cleall, P. J. 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, P. J. and Thomas, H. R. 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, H. R., Cleall, P. J. and Seetharam, S. C. 2002. Numerical modelling of the thermal-hydraulic-chemical- mechanical behaviour of unsaturated clay. In: Vulliet, L., Laloui, L. and Schrefler, B. A. eds. Environmental Geomechanics.. Lausanne: EPFL, pp. 125-136.
• Thomas, H. R., Cleall, P. J. 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, H. R., Cleall, P. J. and Melhuish, T. A. 2002. Predictive THMCB modelling of buffer, backfill and rock. Project Report.
• Cleall, P. J., Thomas, H. R. and Melhuish, T. A. 2002. Modelling the prototype repository. Project Report.
• Thomas, H. R.et al. 2002. Training proposal related to study panel 5. Project Report.
• Cleall, P. J., Thomas, H. R. and Melhuish, T. A. 2002. Modelling the prototype repository. Project Report.
• Thomas, H. R.et al. 2002. Air wall research project: conceptual modelling. Technical Report.
• Thomas, H. R. and Cleall, P. J. 2002. Vapour flow in soils – a brief review. Technical Report.
• Thomas, H. R. and Cleall, P. J. 2002. Selection of THMCB models. Project Report.
• Thomas, H. R. 2002. Geoenvironmental Engineering Infrastructure Co-operation Network: 1st annual report. Project Report.

2001

• Yong, R. N. and Thomas, H. R. 2001. Foreword [Editorial]. Engineering Geology 60(1-4), pp. 1. (10.1016/S0013-7952(00)00083-1)
• Rees, S. W., Thomas, H. R. 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, H. R. and Cleall, P. J. 2001. Geoenvironmental modelling, (invited keynote paper). Presented at: Proceedings International Conference on Civil Engineering (IISc 2001), Bangalore, India. pp. 100-110.
• Thomas, H. R.et al. 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, H. R.et al. 2001. Coupled multispecies transport in geochemical problems. Presented at: Proceedings 3rd British Geotechnical Society Geoenvironmental Engineering Conference, Edinburgh, UK. pp. 380-385.
• Thomas, H. R., Cleall, P. J. 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.
• Thomas, H. R.et al. 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.
• Zhou, Z., Cleall, P. J. and Thomas, H. R. 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, H. R. and Cleall, P. J. 2001. Pollutant transport and chemical effects. Revue Française de Génie Civil 5(6), pp. 743-775. (10.1080/12795119.2001.9692325)
• Thomas, H. R., Cleall, P. J. 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 Presented at Topping, B. H. V. ed.Proceedings of the Eighth International Conference on Civil and Structural Engineering Computing. Stirling: Civil-Comp Press pp. 459-474.

1998

• Thomas, H. R. and He, Y. 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)

1997

• Thomas, H. R. 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)