1. International Scientific-Educational Center of National Academy of Sciences, M. Baghramyan Ave. 24d, 0019 Yerevan, Armenia
2. National Polytechnic University of Armenia, Teryan str. 105, 0009 Yerevan, Armenia
3. Institut für Chemie, Universität Potsdam, Karl-Liebknecht-Straße 24-25, 14476 Potsdam, Germany