1. Faculty of Technical Physics, Poznań University of Technology, Nieszawska 13a, 60-965 Poznań, Poland
2. Institute of Molecular Physics, Polish Academy of Sciences, M. Smoluchowskiego 17, 60-179 Poznań, Poland
3. Institute of Chemistry, Military University of Technology, S. Kaliskiego 1, 00-950 Warszawa, Poland