Université Paris-Est
Ecole des Ponts ParisTech


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BRUCHON Jean-François

Jean-François Bruchon
PhD student
Tel : +33 (0) 1 64 15 35 56
Fax : +33 (0) 1 64 15 35 62
Room B107


  • 2010 - 2013 PhD in Geotechnics and Mult-échelle : Hydro-Mechanical couplings in granular materials with a X-ray computed tomography approach, Ecole des Ponts ParisTech (ENPC), Marne-la-Vallée, France
  • 2009 - 2010 Master’s degree 2 in Soil and Rock Mechanics and Geotechnics, Ecole des Ponts ParisTech (ENPC), Marne-la-Vallée, France
  • 2008 - 2009 "Agrégation" of Civil Engineering (high-level competitive examination for the recruitment of teachers), Ecole Normale Supérieure de Cachan (ENS), Cachan, France
  • 2007 - 2008 Master’s degree 1 in Civil Engineering, ENS de Cachan, France
  • 2006 - 2007 Bachelor of Mechanics and Technology, ENS de Cachan, France
  • 2003 - 2006 University-level preparation for the nation-wide competitive entrance exams of the French "Grandes Ecoles"

Research interests

  • Hydro-Mechanical couplings in granular materials : research work, Ecole des Ponts ParisTech (ENPC), Marne-la-Vallée, France
  • Reinforcement of soils by Soil-Mixing : research work, Laboratoire Central des Ponts et Chaussées (LCPC), Paris, France
  • Hydro-Mechanical couplings of Wax-coated Sands for Sport Surfaces : research work, University of Southern California, Los Angeles, Etats-Unis
  • Mechanical properties of new copolymers : research work, Faurecia, Montbéliard, France


  • Energy conversion and heat tranfert recitations, IUT de Créteil-Vitry (Department of Physical Measures) , Créteil, France
  • Practical work of hydraulics, Ecole Spéciale des Travaux Publics, Cachan, France
  • Remedial courses in mathematics and physics, level equivalent of A-level

Student supervision

  • Virginie Dejean (3 months, 1rst year engineering student of ENPC) : image processing of volumetric digital image correlation applied on tomographic images.
  • Faycal Aatiri (3 months, Master of Science) : image processing of tomographic images in the context of granular materials.
  • Thi Phuong Loan LE (3 months, Master of Science) : experimental investigation of the collapse upon wetting in loose unsaturated sands.
  • Thi Thanh Hang NGUYEN (literature review project) : non-destructive techniques (Tomographic, NMR...) in the study of unsaturated materials.


Proceedings of international conferences :

J. P. Bardet, C. Benazza, J. F. Bruchon, and M. Mishra (2009) Mechanical and Hydraulic Properties of Wax-coated Sands for Sport Surfaces in Proceedings of the 6th International Conference on Micromechanics of Granular Media, volume 1145, pp. 792 - 795

International conferences

Bruchon J.F., Lenoir N., Pereira J.M., Vandamme M., Bornert M., Delage P. Collapse phenomenon in sand studied by X-Ray computed tomography and image correlation. 2nd Conference on 3D-Imaging of Materials and Systems, Hourtin, France (2010). Poster.

Bruchon J.F., Lenoir N., Pereira J.M., Vandamme M., Bornert M., Delage P. Investigation of capillary collapse in granular materials by x-ray microtomography. MPPS Symposium in tribute to Pr. Olivier Coussy, Ecole des Ponts ParisTech, Champs-sur-Marne, France (2011). Poster.

Bruchon J.F., Vandamme M., Pereira J.M., Lenoir N., Bornert M., Delage P. Comparison of macroscopic and mesoscopic behaviour of an unsaturated sand during water infiltration using X Ray CT. 1st International Conference on Tomography of Materials and Structures, Gent, Belgium (2013).

Bruchon J.F., Pereira J.M., Vandamme M., Lenoir N., Delage P., Bornert M. Imbibition of a loose sand studied by X-Ray tomography : microstructural characterisation. Experimental Micromechanics for Geomaterials. Joint workshop of the ISSMGE TC101-TC105, The University of Hong Kong, Hong Kong (2013).

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