1. Current Chemicals, 1099 Ivanhoe Road, Cleveland, Ohio 44110, United States
2. School of Optoelectronic Engineering & CQUPT-BUL Innovation Institute, Chongqing University of Posts and Telecommunications, Chongqing 400065, PR China
3. Center of Excellence for Photoconversion, Vinča Institute of Nuclear Sciences, National Institute of the Republic of Serbia, University of Belgrade, Belgrade 11351, Serbia
4. Institute of Physics, University of Tartu, W. Ostwald Str. 1, Tartu 50411, Estonia
5. Academy of Romanian Scientists, Ilfov Str. No. 3, Bucharest 050663, Romania
6. Faculty of Science and Technology, Jan Długosz University, Armii Krajowej 13/15, Czestochowa 42200, Poland