Affiliation: | 1. Département de Physique Atomique et Moléculaire, Université de Rennes I, F-35042 Rennes Cedex, France;2. Laboratoire d''Aérothermique du CNRS, 4 ter, route des Gardes, F-92190 Meudon, France;1. School of Science, Shenyang University of Technology, Shenyang 110870, PR China;2. Key Laboratory of Materials Modification by Laser, Electron, and Ion Beams (Ministry of Education), School of Physics, Dalian University of Technology, Dalian 116024, PR China |