Influence of sample preparation on the multi scale structure of sand-clay mixturesKexin Yin, Anne-Laure Fauchille, Khaoula Othmani, Giulio Sciarra, Panagiotis Kotronis, Yannick Benoit, Francois Bertrand and Samuel BranchuE3S Web Conf., 92 (2019) 01007DOI: https://doi.org/10.1051/e3sconf/20199201007