Theoretical analysis of a large momentum beamsplitter using Bloch oscillations P. Cladé, T. Plisson, S. Guellati-Khélifa, F. Nez and F. Biraben Eur. Phys. J. D, 59 3 (2010) 349-360 Published online: 27 July 2010 DOI: 10.1140/epjd/e2010-00198-0