1. Institut Jean Lamour, Université de Lorraine, UMR CNRS 7198, 54011 Nancy, France
2. School of Physics and Engineering, ITMO University, St. Petersburg, 197101, Russia
3. Loffe Institute, St. Petersburg 194021, Russia
4. LORIA, University of Lorraine – INRIA - CNRS, Vandoeuvre lès Nancy, France
5. Department of Gaseous Electronics, Jožef Stefan Institute, Ljubljana, Slovenia