1. G.V. Kurdyumov Institute for Metal Physics, NAS of Ukraine, 36 Academician Vernadsky Blvd., UA-03680 Kyiv-142, Ukraine
2. Institute of Molecular Physics PAN, ul. Mariana Smoluchowskiego 17, 60-179 Poznań, Poland
3. q-Psi and Department of Physics, Hanyang University, Seoul, 133-791, Republic of Korea
4. Department of Physics, Hoseo University, Asan, Choongnam, 336-795, Republic of Korea
5. National Technical University of Ukraine ‘KPI’, 37 Peremohy Ave., 03056 Kyiv, Ukraine