RICARD Yanick Vice-Président ENS de Lyon - Directeur de recherche - Senior scientist Laboratoire de Géologie de Lyon CNRS/EnsLyon/Lyon1 e-mail:  ricard@ens-lyon.fr CV (short)  CV (long)

Recent publications

• Seismic anisotropy for a marble-cake mantle Alder et al., Quantifying extrinsic anisotropy induced by small-scale chemical heterogeneities,  Geophys. J. Inter.
• How did mantle crystalization proceed? C-Ed Boukaré and Y. Ricard, Modeling phase separation and phase change for magma ocean solidification dynamics,  Geochem., Geophys., Geosys..
• A 3D model of seismic attenuation A. Adenis et al., Attenuation tomography of the upper mantle, Geophys. Res. Lett., Seismic evidence for broad attenuation anomalies in the asthenosphere beneath the Pacific ocean, Geophys. J. Inter.
  
• Maybe you think that Rayleigh-Bénard convection starts at Ra=27/4 pi^4 ? T. Alboussière and Y. Ricard, Rayleigh-Bénard stability and the validity of quasi-Boussinesq or quasi-anelastic liquid approximations, J. Fluid Mech.
• For the first time an estimate of the distribution of temperature inside planetesimals Y. Ricard et al., Thermal evolution of planetesimals during accretion, Icarus.
• A possible hysteretic nature of the lithospheric rheology D. Bercovici and Y. Ricard, Grain-damage hysteresis and plate tectonic states, Phys. Earth Planet. Int.