1. Department of Chemistry, The Ohio State University, 100 West 18th Avenue, Columbus, Ohio 43210, United States, Quantum Electronics Laboratory, Faculty of Physics, Adam Mickiewicz University, Umultowska 85, 61-614 Poznań, Poland, and LASIR, CNRS UMR 8516, Université Lille 1 Sciences et Technologies, 59655 Villeneuve d’Ascq cedex, France