ALERT Workshop 2014
29th September – 1st October 2014, Aussois, France
DAY 1, MONDAY, SEPTEMBER 29
Constitutive modelling: what’s new?
Coordinators: Claudio di Prisco, Roberto Nova
- NHL-DEM, a Numerically Homogenized Constitutive Law that works in FEM-DEM multi-scale computations (J. Desrues)
- Microstructural interpretation of instabilities in granular media (F. Nicot)
- Critical state soil fabric in constitutive modeling of clays (Y. Dafalias)
- Elasto-visco-plastic model for granular flows under transient conditions (C. di Prisco)
- Experimental observations and constitutive hypotheses (D. M. Wood)
- Revisiting conventional seismic design via state-of-the-art constitutive modeling of geomaterials (G. Bouckovalas)
- Barodesy – a new perspective of hypoplasticity (D. Kolymbas)
- Constitutive modelling of unsaturated soils (E. Alonso)
- Physico-chemical couplings at intergranular contacts: recent findings and what they may mean to macro-scale geomechanics (T. Hueckel)
- Multiphysical couplings and stability in Geomechanics (J. Sulem)
- Breakage mechanics for crushable geomaterials (I. Einav)
DAY 2, TUESDAY, SEPTEMBER 30
Railway Geomechanics
Coordinators: Antonis Zervos, Farhang Radjai
- Morning Session Opening (A. Zervos)
- The use of under sleeper pads to improve the performance of ballasted railway track at switches and crossings: A case study (L. Le Pen, T. Abadi, A. Hudson, A. Zervos, W. Powrie)
- The effect of geometrical disposition of impermeable membranes on the subgrade service life of rail track embankments (M. O. Ciantia, J. Pérez-Romero, J. Vaunat, M. Arroyo)
- Numerical analysis of a reinforced backfill under dynamic loading (J.-B. Payeur, A. Corfdir, E. Bourgeois)
- Ballast mechanics (G. Saussine)
- A simplified procedure for the settlement analysis of ballasted tracks (G. Della Vecchia, F. Pisanò, A. Galli, C. di Prisco)
- Reinforcement of railway ballast with random fibre inclusions (O. Ajayi, L. Le Pen, A. Zervos, W Powrie)
- Ballast settlement: mechanisms and variability (J. C. Quezada, G. Saussine, P. Breul, F. Radjaï)
DAY 3, WEDNESDAY, OCTOBER 1
Multiphysics coupling
Coordinators: Robert Charlier, Lorenzo Sanavia, Jean Vaunat
- Hydromechanical behaviour of interfaces in the framework of nuclear waste disposal (A.-C. Dieudonné, F. Salehnia, Xiang-Ling Li, R. Charlier)
- A phase field modeling approach to unsaturated poromechanics (G. Sciarra)
- Unsaturated collapsible soils : Mechanical analysis of water-driven deterioration (G. Buscanera, C. Mihalache)
- Advances in modelling two-phase flow in porous media: theory, experiments and simulations (Majid S. Hassanizadeh)
- Finite element analysis of non-isothermal multiphase porous media in dynamics, with application to strain localization application (L. Sanavia, D. T. Cao, M. Lazari)
- The flow of saturated geomaterials simulated with a DEM-fluid coupling (D. Marzougui, B. Chareyre, J. Chauchat)
- Hydromechanical coupling in a FE\textsuperscript{2} method – micromechanical influences on macroscale coupled behaviour (B. van den Eijnden, C. Plúa, P. Bésuelle, R. Chambon, F. Collin)
- Multiphysical characterization of lime treated sand-bentonite mixtures (H. M. Amid, B. François, T. J. Massart)
- Multiphysics coupling induced by artificial ground freezing in a granular material (F. Casini, A. Gens, G. M.B. Viggiani, S. Olivella)
- Stationary and dynamic permeability and coupling coefficient measurements in sintered porous glass bead systems (I. Gueven, S. Luding, H. Steeb)
- Granular Matter at High Water Saturation Levels (K. Melnikov, R. Mani, F. Wittel, H. J. Herrmann)