Stress field in deformed polycrystals at the micron scale O. Castelnau, M. Bornert, O. Robach, J.S. Micha, O. Ulrich, R. Chiron and C. Le Bourlot EPJ Web of Conferences, 6 (2010) 35005 Published online: 10 June 2010 DOI: 10.1051/epjconf/20100635005