New experiments with a double crystal electron interferometer Amir H. Tavabi, Martial Duchamp, Vincenzo Grillo, Rafal E. Dunin-Borkowski and Giulio Pozzi Eur. Phys. J. Appl. Phys., 78 1 (2017) 10701 Published online: 28 April 2017 DOI: 10.1051/epjap/2017160394