1. Institute for Information Recording of the NAS of Ukraine,Department of Optical Engineering,Kyiv,Ukraine
2. Institute for Information Recording of the NAS of Ukraine,Department of Optical Recording,Kyiv,Ukraine
3. Institute for Information Recording of the NAS of Ukraine Kyiv, Ukraine The University of Nottingham,Nottingham,UK
4. Chuiko Institute of Surface Chemistry of the NAS of Ukraine,Kyiv,Ukraine