Increase of the charge density wave phase coherence in the sliding and the mode-locked state R. Danneau, A. Ayari, D. Rideau, H. Requardt, J.E. Lorenzo, L. Ortega, P. Monceau, R. Currat et G. Grübel J. Phys. IV France, 12 9 (2002) 177-178 DOI: 10.1051/jp4:20020388