Detection of shear picosecond acoustic pulses by transient femtosecond polarimetry D. Mounier, E. Morozov, P. Ruello, J.-M. Breteau, P. Picart and V. Gusev Eur. Phys. J. Special Topics, 153 (2008) 243-246 Published online: 12 March 2008 DOI: 10.1140/epjst/e2008-00436-2