Institution: | (1) Lebedev Physics Institute, Russian Academy of Sciences, Leninsky pr. 53, Moscow, 119991, Russia;(2) Institute of Spectroscopy, Russian Academy of Sciences, Troitsk, Moscow oblast, 142092, Russia;(3) Laboratoire de Physique des Lasers, UMR CNRS 7538 Institut Galilée, Université Paris-Nord, Avenue J-B. Clément, F 93430 Villetaneuse, France |