Publications and communications of Bertrand François

Book chapters or contributions to a collective book as author or co-author

Blanc, L., Pol, A., François, B., Delchambre, A., Lambert, P., & Gabrieli, F. (2018). Granular Jamming as Controllable Stiffness Mechanism for Medical Devices. In Trends in Mathematics. Springer. doi:10.1007/978-3-319-99474-1_6

Articles accepted in reviewed journal

Kan, K., & François, B. (2025). Effet du traitement à la chaux sur la réduction de la pression de gonflement d’argiles plastiques. Revue Française de Géotechnique, (185), 1. doi:10.1051/geotech/2025023

Gao, X.-G., Wang, J.-P., Ge, S., Su, S.-K., Bai, M., & François, B. (11 July 2024). Investigation of canopy interception characteristics in slope protection grasses: A laboratory experiment. Science of the Total Environment, 948, 174731. doi:10.1016/j.scitotenv.2024.174731

Gigot, V., François, B., Huysmans, M., & Gerard, P. (December 2023). Monitoring of the thermal plume around a thermally activated borehole heat exchanger and characterization of the ground hydro-geothermal parameters. Renewable Energy, 218, 119250. doi:10.1016/j.renene.2023.119250

Kan, K., & François, B. (2023). Triaxial tension and compression tests on saturated lime-treated plastic clay upon consolidated undrained conditions. Journal of Rock Mechanics and Geotechnical Engineering, 15 (12), 3328-3342. doi:10.1016/j.jrmge.2023.03.017

Kiyukeno Kitwanyoka, Y., Mukoko, G., & François, B. (2023). Laboratory Geotechnical Investigations on Five Silty Soils Sampled Along the Banks of the Lubumbashi River/Haut-Katanga/DR Congo. International Journal of Engineering Research in Africa, 65, 73 - 89. doi:10.4028/p-3hLFCa

Wang, J.-P., Luan, J.-Y., Gao, X.-G., Liu, T.-H., Andò, E., & François, B. (November 2022). A micro-investigation of unsaturated sand in mini-triaxial compression based on micro-CT image analysis. Acta Geotechnica, 17 (11), 4799 - 4821. doi:10.1007/s11440-022-01658-7

Poncelet, N., & François, B. (May 2022). Effect of laboratory compaction mode, density and suction on the tensile strength of a lime-treated silty soil. Transportation Geotechnics, 34, 100763. doi:10.1016/j.trgeo.2022.100763

François, B., & Corda, G. (March 2022). Experimental characterization and numerical modeling of the self-weight consolidation of a dredged mud. Geomechanics for Energy and the Environment, 29, 100274. doi:10.1016/j.gete.2021.100274

Poncelet, N., Herrier, G., & François, B. (March 2022). An effective stress constitutive framework for the prediction of desiccation crack in lime-treated soil: Experimental characterization and constitutive prediction. Geomechanics for Energy and the Environment, 29, 100265. doi:10.1016/j.gete.2021.100265

Yonli, H. F., François, B., Toguyeni, D. Y. K., & Pantet, A. (March 2022). Hydro-mechanical behavior of two clayey soils in presence of household waste leachates. Global Journal of Environmental Science and Management, 8 (2), 169 - 182. doi:10.22034/GJESM.2022.02.02

Coen, T., François, B., & Gerard, P. (15 December 2021). Analytical solution for multi-borehole heat exchangers field including discontinuous and heterogeneous heat loads. Energy and Buildings, 253, 111520. doi:10.1016/j.enbuild.2021.111520

Gerard, P., Vincent, M., & François, B. (September 2021). A methodology for lithology-based thermal conductivities at a regional scale for shallow geothermal energy – Application to the Brussels-Capital Region. Geothermics, 95, 102117. doi:10.1016/j.geothermics.2021.102117

Blanc, L., François, B., Delchambre, A., & Lambert, P. (2020). Characterization and Modeling of Granular Jamming: Models for Mechanical Design. Granular Matter, 23 (6). doi:10.1007/s10035-020-01071-5

Wang, J.-P., François, B., & Lambert, P. (2020). From Basic Particle Gradation Parameters to Water Retention Curves and Tensile Strength of Unsaturated Granular Soils. International Journal of Geomechanics, 26 (6). doi:10.1061/(ASCE)GM.1943-5622.0001677

François, B., Nève, J. J., Levasseur, S., Dizier, A., & Gerard, P. (2019). Hydro-mechanical modelling of the boom clay excavation, convergence and contact with concrete lining. Springer Series in Geomechanics and Geoengineering, 0 (217729), 418 - 425. doi:10.1007/978-3-319-99670-7_52

Poncelet, N., & François, B. (2019). Desiccation crack in lime-treated silty clay: Experimental evaluation and constitutive interpretation. E3S Web of Conferences, 92. doi:10.1051/e3sconf/20199211002

Wang, J.-P., Andò, E., Charrier, P., Salager, S., Lambert, P., & François, B. (2019). Micro-scale investigation of unsaturated sand in mini-triaxial shearing using X-ray CT. Geotechnique Letters, 9 (4), 269 - 277. doi:10.1680/jgele.18.00214

Wang, J.-P., Lambert, P., De Kock, T., Cnudde, V., & François, B. (2019). Investigation of the effect of specific interfacial area on strength of unsaturated granular materials by X-ray tomography. Acta Geotechnica. doi:10.1007/s11440-019-00765-2

Erol, S., & François, B. (2018). Multilayer analytical model for vertical ground heat exchanger with groundwater flow. Geothermics, 71, 294 - 305. doi:10.1016/j.geothermics.2017.09.008

Hashemi Afrapoli, M. A., Massart, T., & François, B. (2018). Experimental characterisation of clay-sand mixtures treated with lime. European Journal of Environmental and Civil Engineering, 22(8), 962 - 977. doi:10.1080/19648189.2016.1229228

Negawo, W. J., Di Emidio, G., Bezuijen, A., Verastegui Flores, R. D., & François, B. (2018). Lime-stabilisation of high plasticity swelling clay from Ethiopia. European Journal of Environmental and Civil Engineering, doi.org/10.1080/19648189.2017.1304272. doi:10.1080/19648189.2017.1304272

Silva, J., Azenha, M., Correia, A. G., & François, B. (2018). Two-staged kinetics of moduli evolution with time of a lime treated soil under different curing temperatures. Transportation Geotechnics, 17, 133 - 140. doi:10.1016/j.trgeo.2018.09.013

François, B., Palazon, L., & Gerard, P. (2017). Structural behaviour of unstabilized rammed earth constructions submitted to hygroscopic conditions. Construction and Building Materials, 155, 164 - 175. doi:10.1016/j.conbuildmat.2017.08.012

Wang, J.-P., François, B., & Lambert, P. (2017). Equations for hydraulic conductivity estimation from particle size distribution: A dimensional analysis. Water Resources Research, 53 (9), 8127 - 8134. doi:10.1002/2017WR020888

Wang, J.-P., Hu, N., François, B., & Lambert, P. (2017). Estimating Water Retention Curves and Strength Properties of Unsaturated Sandy Soils from Basic Soil Gradation Parameters. Water Resources Research, 53 (7), 6069 - 6088. doi:10.1002/2017WR020411

Erol, S., & François, B. (2016). Freeze damage of grouting materials for borehole heat exchanger: Experimental and analytical evaluations. Geomechanics for Energy and the Environment, 5 (1), 29 - 41. doi:10.1016/j.gete.2015.12.002

Oualmakran, M., Mercatoris, B., & François, B. (2016). Pore-size distribution of a compacted silty soil after compaction, saturation, and loading. Canadian Geotechnical Journal, 53 (12), 1902 - 1909. doi:10.1139/cgj-2016-0184

Wang, J.-P., Gallo, E., François, B., Gabrieli, F., & Lambert, P. (2016). Capillary force and rupture of funicular liquid bridges between three spherical bodies. Powder Technology, 305, 89 - 98. doi:10.1016/j.powtec.2016.09.060

Erol, S., & François, B. (2015). Thermal stresses in borehole heat exchangers. International Journal for Numerical and Analytical Methods in Geomechanics, 39 (13), 1450 - 1470. doi:10.1002/nag.2373

François, B., & Keita, O. (2015). A microstructurally-based internal length for strain localization problems in dynamics. European Journal of Mechanics. A, Solids, 53, 282 - 293. doi:10.1016/j.euromechsol.2015.05.012

Gerard, P., Mahdad, M., Robert McCormack, A., & François, B. (2015). A unified failure criterion for unstabilized rammed earth materials upon varying relative humidity conditions. Construction and Building Materials, 95, 437 - 447. doi:10.1016/j.conbuildmat.2015.07.100

Hashemi Afrapoli, M. A., Massart, T., Salager, S., Herrier, G., & François, B. (2015). Pore scale characterization of lime-treated sand-bentonite mixtures. Applied Clay Science, 111, 50 - 60. doi:10.1016/j.clay.2015.04.001

Sonon, B., François, B., & Massart, T. (2015). An advanced approach for the generation of complex cellular material Representative Volume Elements using distance fields and level sets. Computational Mechanics. doi:10.1007/s00466-015-1168-8

Erol, S., & François, B. (05 September 2014). Efficiency of various grouting materials for borehole heat exchangers. Applied Thermal Engineering, 70 (1), 788 - 799. doi:10.1016/j.applthermaleng.2014.05.034

Erol, S., Hashemi Afrapoli, M. A., & François, B. (2014). Analytical solution of discontinuous heat extraction for sustainability and recovery aspects of borehole heat exchangers. International Journal of Thermal Sciences, 88, 47 - 58. doi:10.1016/j.ijthermalsci.2014.09.007

Keita, O., Dascalu, C., & François, B. (2014). A two-scale model for dynamic damage evolution. Journal of the Mechanics and Physics of Solids, 64 (1), 170 - 183. doi:10.1016/j.jmps.2013.11.003

François, B., & Laloui, L. (2013). Modelling the thermo-plasticity of unsaturated soils. Springer Series in Geomechanics and Geoengineering, 535 - 540.

Hashemi Afrapoli, M. A., Khaddour, G., François, B., Massart, T., & Salager, S. (2013). A tomographic imagery segmentation methodology for three-phase geomaterials based on simultaneous region growing. Acta Geotechnica. doi:10.1007/s11440-013-0289-5

Salager, S., François, B., Nuth, M., & Laloui, L. (2012). Constitutive analysis of the mechanical anisotropy of Opalinus Clay. Acta Geotechnica, 8 (2), 137 - 154. doi:10.1007/s11440-012-0187-2

Sonon, B., François, B., & Massart, T. (2012). A unified level set based methodology for fast generation of complex microstructural multi-phase RVEs. Computer Methods in Applied Mechanics and Engineering, 223-224, 103 - 122. doi:10.1016/j.cma.2012.02.018

Dupray, F., François, B., & Laloui, L. (2011). Analysis of the FEBEX multi-barrier system including thermoplasticity of unsaturated bentonite. International Journal for Numerical and Analytical Methods in Geomechanics, 37 (4), 399 - 422. doi:10.1002/nag.1103

Hueckel, T., François, B., & Laloui, L. (2011). Temperature-dependent internal friction of clay in a cylindrical heat source problem. Geotechnique, 61 (10), 831 - 844.

François, B., & Dascalu, C. (2010). A two-scale time-dependent damage model based on non-planar growth of micro-cracks. Journal of the Mechanics and Physics of Solids, 58 (11), 1928 - 1946. doi:10.1016/j.jmps.2010.07.018

Laloui, L., & François, B. (2009). ACMEG-T: A soil thermo-plasticity model. Journal of Engineering Mechanics, 135 (9), 932 - 945.

Sanavia, L., François, B., Bortolotto, R., Luison, L., & Laloui, L. (2008). Finite element modelling of thermo-elasto-plastic water saturated porous materials. Journal of Theoretical and Applied Mechanics, 38 (1-2), 7-34.

Articles accepted in conference proceedings

Ebrahimisadr, H., Lanckohr, S., & François, B. (14 August 2025). A methodology for the calibration of the effective stress parameter: From macroscopic considerations to microstructural validation. E3S Web of Conferences, 642. doi:10.1051/e3sconf/202564202003

Bertola, F., Klotz, F., Nicaise, S., François, B., & Gerard, P. (2024). Digues en limons traités à la chaux : évolution des matériaux 6 ans après la mise en œuvre. In Journées Nationales de Géotechnique et de Géologie de l’Ingénieur – Poitiers 2024 (2024). sciencesconf.org.

Gigot, V., François, B., & Gerard, P. (2023). In-situ investigation on the effects of groundwater flows around bore-hole heat exchangers. In Symposium in Energy Geotechnics. -. doi:10.59490/seg.2023.512

Ebrahimisadr, H., & François, B. (24 April 2023). Water retention curves and tensile strength for studying desiccation cracking of compacted clay soils. E3S Web of Conferences, 382, 09003. doi:10.1051/e3sconf/202338209003

Gerard, P., Kukral, J., François, B., Huysmans, M., Agniel, M., Van Lysebetten, G., & Petitclerc, E. (2019). Assessment of thermal conductivity scanner for the determination of soils thermal conductivities for geothermal applications. In European Geothermal Congress 2019 (2019). -.

Blanc, L., François, B., Delchambre, A., & Lambert, P. (2017). Granular Jamming as Controllable Stiffness Mechanism for Endoscopic and Catheter Applications. In 23ème Congrès Français de Mécanique. -.

Wang, J.-P., François, B., & Lambert, P. (2017). From basic particle gradation parameters to water retention curves of unsaturated sandy soils. In 15th Int. Conference of the International Association for Computer Methods and Recent Advances in Geomechanics. (2017)-. -.

Blanc, L., François, B., Delchambre, A., & Lambert, P. (2016). Granular jamming as controllable stiffness mechanism for endoscopic and catheter applications. In Micro to MACRO Mathematical Modelling in Soil Mechanics. Trends in Mathematics. -.

Erol, S., & François, B. (2016). Temperature distribution in the vicinity of a borehole heat exchanger for intermittent heat extraction: An analytical solution. In 1st International Conference on Energy Geotechnics ICEGT 2016 (2016). -.

Gerard, P., Mahdad, M., Robert McCormack, A., & François, B. (2016). Influence of atmospheric conditions on the strength of unstabilized earthen constructions. In Proceedings of E-UNSAT 2016 Conference (2016). -.

Gerard, P., Mahdad, M., Robert McCormack, A., & François, B. (2016). Impact of hygroscopic transfers on the strength of earthen materials. In Actes des Rencontres Universitaires du Génie Civil 2016. -.

Erol, S., & François, B. (2015). On freezing resistance of borehole heat exchangers. In Symposium on Energy Geotechnics (SEG2015), Barcelona, Spain (2015). -.

Erol, S., & François, B. (2015). Experimental and analytical evaluations of freezing effects in borehole heat exchangers. In 2nd EAGE Workshop on Geomechanics and Energy, Celle, Germany (2015). -. doi:10.3997/2214-4609.201414309

Herrier, G., Adab, J., François, B., & Puatti, D. (2015). Shrinkage/swelling behavior of a lime-treated soil. In International Symposium SEC 2015, Marne-La-Vallée, France (2015). -.

Keita, O., François, B., & Dascalu, C. (2015). A new model for rock blasting damage in tension through two-scale framework analysis. In ARMS8 – 2014 ISRM International Symposium – 8th Asian Rock Mechanics Symposium. (2014). -.

Hashemi Afrapoli, M. A., François, B., Massart, T., Salager, S., & Herrier, G. (2014). Multi-scale analysis of lime treated sand-bentonite mixtures. In Geomechanics from Micro to Macro - Proceedings of the TC105 ISSMGE International Symposium on Geomechanics from Micro to Macro, IS-Cambridge 2014 (2014). -.

De Bel, R., Gomes Correia, A., Duvigneaud, P.-H., François, B., Herrier, G., & Verbrugge, J.-C. (2013). Evolution mécanique et physico‐chimique à long terme d’un sol limoneux traité à la chaux. In Colloque Terdouest, Paris, France. -.

Erol, S., & François, B. (2013). Thermal, hydraulic and mechanical performances of enhanced grouting materials for borehole heat exchanger. In TC215 CPEG (Coupled Phenomena in Environmental Geotechnics) Symposium, Torino, Italy (2013). -.

Herrier, G., Abad, J., François, B., & Puatti, D. (2013). Comportement d’un sol argileux traité à la chaux vis‐à‐vis du retrait/gonflement. In International Symposium SEC 2015, Marne-La-Vallée, France. (2015). -.

Keita, O., François, B., & Dascalu, C. (2013). A two-scale damage model for dynamic rock behavior. In 1st International Conference on Rock Dynamics (RocDyn-1), Lausanne, Switzerland (2013). -.

Khaddour, G., Hashemi Afrapoli, M. A., Salager, S., Desrues, J., Massart, T., & François, B. (2013). Phase segmentation in 3D X‐ray images of unsaturated granular materials. In XVI French-Polish Colloquium of Soil and Rock Mechanics, 8-10 July 2013, Montpellier, France. (2013). -.

Sonon, B., François, B., & Massart, T. (2013). XFEM‐based geomechanical modelling of porous media at small scale. In 3rd International Symposium on Computational Geomechanics (ComGeo III), Krakow, Poland. (2013). -.

Sonon, B., François, B., Selvadurai, P. A. P. S., & Massart, T. (2013). Modelling of degradation‐permeability coupling in complex geomaterials. In 13th International Conference on Fracture, Beijing, China (2013). -.

François, B., & Ettahiri, S. (2012). Role of the soil mineralogy on the temperature dependence of the water retention curve. In Unsaturated soils: research and Application. 2nd European Conf. on Unsaturated Soils (E-UNSAT 2012), Napoli, Ital (2012). -.

François, B., & Laloui, L. (2012). Modelling the thermo-plasticity of unsaturated soils. In 2nd International Symposium on Constitutive Modeling of Geomaterials (ISModel 2012, Bejing, China), Series in Geomechanics and Geoengineering, 2012, Constitutive Modeling of Geomaterials (2012). -.

Hashemi Afrapoli, M. A., Zine, N., Massart, T., Verbrugge, J.-C., & François, B. (2012). Lime-treatment of sand improved by bentonite addition. In European Young Technical Engineers Conference (EYGEC), Goteborg, Sweden. -.

Sonon, B., Hashemi Afrapoli, M. A., Verbrugge, J.-C., François, B., & Massart, T. (2012). Effect of fabric on elastic properties of a lime treated clayey sand. In International Symposium on Recent Research, Advances & Execution Aspects of ground improvement works (IS-GI Brussels 2012) (2012). -.

Dascalu, C., & François, B. (2011). A two-scale damage law for creeping rocks. In Multiscale and Multiphysics Processes in Geomechanics, Springer Series in Geomechanics and Geoengineering. -.

Dupray, F., François, B., & Laloui, L. (2011). Analysis of the febex in-situ experiment through an advanced thermo-hydro-mechanical coupled plasticity model. In 2nd International Symposium on Computational Geomechanics (ComGeo II), Cavtat-Dubrovnik, Croatia. -.

François, B., Collin, F., Dizier, A., & Charlier, R. (2011). Development of an extended Drucker-Prager hardening model for cross-anisotropy of soft rocks. In S. Pietruszczak & G. N. Pande (Eds.), PROCEEDINGS OF THE 2 nd INTERNATIONAL SYMPOSIUM ON COMPUTATIONAL GEOMECHANICS (COMGEO II) (Computational Geomechanics COMGEO II, pp. 142-152).

François, B., Collin, F., Dizier, A., & Charlier, R. (2011). An extended Drucker-Prager hardening model for cross-anisotropy of soft rocks. In A. Anagnostopoulos (Ed.), Proceedings of the 15th European Conference on Soil Mechanics and Geotechnical Engineering (pp. 537-540). Greece: IOS Press.

Hueckel, T., François, B., & Laloui, L. (2011). Effect of thermal variability of the internal friction in clay in a cylindrical thermo-mechanical problem. In 2nd International Symposium on Computational Geomechanics (ComGeo II), Cavtat-Dubrovnik, Croatia. -.

Dascalu, C., & François, B. (2010). A time-dependent damage law in solids: a homogenization approach. In 9th HSTAM International Congress on Mechanics.

Dascalu, C., & François, B. (2010). A time-dependent damage law in deformable solid: a homogeneization approach. In 9th HSTAM International Congress on Mechanics Limassol, Cyprus (2010). -.

François, B., & Dascalu, C. (2010). A subcritical damage model for clay as a two-scale material. In CLAYS IN NATURAL & ENGINEERED BARRIERS FOR RADIOACTIVE WASTE CONFINEMENT (pp. 749-750).

François, B. (2008). Un modèle de comportement thermo-plastique pour les sols-non-saturés: Application aux stockages de déchets nucléaires. In 26eme Rencontres Universitaires de Génie Civil.

François, B., & Laloui, L. (2008). Thermo-plasticity of soils at various saturation states: a constitutive model. In 3rd International Workshop of Young Doctors in Geomechanics (pp. 7-10).

François, B., & Laloui, L. (2007). A fully coupled thermo-mechanical model for unsaturated soil. In 2nd International Conference on Porous Media and its Applications in Science, Engineering and Industry.

Oral presentations in conferences with scientific selection committee

De Kock, S., François, B., Collin, F., Dizier, A., & Levasseur, S. (2025). Hydro-mechanical behaviour of Boom Clay investigated through high capacity oedometric and triaxial compression tests [Paper presentation]. 3rd International Conference on Energy Geotechnics, Paris, France.

Ebrahimisadr, H., & François, B. (2025). Tensile strength and crack pattern during desiccation of compacted clayey soils [Paper presentation]. 3rd International Conference on Energy Geotechnics, Paris, France.

De Kock, S., François, B., Collin, F., Dizier, A., & Levasseur, S. (2024). Hydro-mechanical behaviour of Boom Clay investigated through high capacity consolidated drained triaxial tests [Paper presentation]. Clay conference 2024, Hannover, Germany.

Oualmakran, M., & François, B. (2015). Elasto-plastic constitutive law based on evolving soil structure [Paper presentation]. International Conference on “Clays in Natural and Engineered Barriers for Radioactive Waste Confinement”, Poster Session, Brussels.

Oualmakran, M., & François, B. (2015). A two-mechanism plasticity model for aggregated soils [Paper presentation]. VI International Conference on Coupled Problems in Science and Engineering, Venice, Italy.