Publications

On uniqueness of invarinat measures for Random Walks on Homeo+(R)
with D. Buraczewski and T. Szarek
Preprint
On the affine recursion on Rd+ in the critical case
with M. Peigne and  C. Pham
ALEA, accepted
A construction of the measurable Poisson boundary: from discrete to continuous groups
Proceeding of the conference Cortona 2014, Lecture Note Series of the London Mathematical Society. Cambridge University Press.
On unbounded invariant measures of stochastic dynamical systems,
with D. Buraczewski
Annals of Probability,  43 (2015), no. 3, 1456–1492
On solutions of the affine recursion and the smoothing transform in the critical case
with D. Buraczewski and E. Damek
Random Matrices and Iterated Random Functions, Springer Proceedings in Mathematics & Statistics Volume 53,  2013, 137-157 
Brownian motion and Harmonic functions on Sol(p,q)
 with M. Salvatori and W. Woess
Internat. Math. Research Notes, IMRN  ,  22 (2012) , 5182--5218
On the invariant measure of the random difference equation Xn=An Xn-1+ Bn in the critical case
with D. Buraczewski and E. Damek
Annales Inst. H. Poincaré (Prob. & Stat.), 48  (2012),  no. 2, 377--395.
Poisson boundary of GLd(Q) 
with Br. Schapira
 Israel Journal of Mathematics,  185 (2011), 125–140..
Internal Diffusion Limited Aggregation on discrete groups having exponential growth
with S. Blachère
Probab. Theory Related Fields 137 (2007), no. 3-4, 323–343.
Positive harmonic functions for semi-isotropic random walks on trees, lamplighter groups, and DL-graphs 
with W. Woess   
 Potential Anal. 24 (2006), no. 3, 245–265.
Poisson boundary of random rational affinities
Ann. Inst. Fourier (Grenoble) 56 (2006), no. 2, 499–515.
Green kernel estimates and the full Martin boundary for random walks on lamplighter groups and Diestel-Leader graphs
with W. Woess
Annales Inst. H. Poincaré (Prob. & Stat.) 41 (2005) 1101-1123.
Erratum
Renewal on the affine group of an oriented tree
 J. Theoret. Probab. 17 (2004), no. 4, 819-849.
Speed of stochastic locally contracting systems
Ann. Probab., 31 (2003), no. 4, 2040-2067.
How a centered random walk on the affine group goes to infinity
Ann. Inst. H. Poincaré, 39 (2003), no. 3, 371-384.
On transience of card shuffling
with W. Woess
 Proc. Amer. Math. Soc. 129 (2001) 1513-1519.
Marches aléatoires sur les groupes affines de l'arbre et de la droite réelle et processus localement contractifs
Ph.D. Thesis (2002 Univ. Paris 6)