Dynamic view of critical state regime in granular materials: a mesoscale perspective Na Deng, Antoine Wautier, Yannick Thiery, Zhen-Yu Yin, Pierre-Yves Hicher and François Nicot EPJ Web Conf., 249 (2021) 11011 Published online: 07 June 2021 DOI: 10.1051/epjconf/202124911011