Sébastien Blachère

E-mail s.blachere ''at'' gmail.com

On leave from the Probability team of the University Aix-Marseille I.

Area of interest:
Discrete diffusion models
Random walks in Random Scenery
Random walks on groups
Reinforced random walks

Publications:

• Sur les inégalités de Sobolev logarithmiques (On logarithmic Sobolev inequalities, in French) (infos).
  With C. Ané, D. Chafaï, P. Fougères, I. Gentil, F. Malrieu, C. Roberto and G. Scheffer, with an introduction by D. Bakry and M. Ledoux.
  Panoramas et Synthèses n.10, SMF, xvi+217p (2000).
  
• Harmonic functions on annuli of graphs.
  Annales Mathématiques Blaise Pascal 8 n.2 (2001).
  
• Agrégation limitée par diffusion interne sur Z^d
  Annales de l'Institut Henri Poincaré, Probabilités et Statistiques 38 n.4 (2002).
  
• Word distance on the discrete Heisenberg group
  Colloquium Mathematicum 95 n.1 (2003).
  
• Cut times for random walks on the discrete Heisenberg group
  Annales de l'Institut Henri Poincaré, Probabilités et Statistiques 39 n.4 (2003).
  
• Internal diffusion limited aggregation on discrete groups having polynomial growth
  "Random Walks and Geometry". Proceedings (Erwin Schroedinger Insitute, Vienna 2001) de Gruyter, Berlin, 2004.
  
• Internal Diffusion Limited Aggregation on discrete groups having exponenial growth, with Sara Brofferio (ArXiv) ( Published version)
  Probability Theory and Related Fields, 137 (2007), n. 3-4 323-343
  
• Asymptotic entropy and Green speed for random walks on countable groups, with Peter Haïssinsky and Pierre Mathieu ( ArXiv) ( published version)
  Annals of Probability 36 (2008) n.3 1134-1152
  
• Harmonic measures versus quasiconformal measures for hyperbolic groups, with Peter Haïssinsky and Pierre Mathieu ( ArXiv)