1. Donetsk Institute for Physics
and Engineering named after O. O. Galkin, National Academy of Sciences of Ukraine, R. Luxemburg 72, Donetsk 83114,
Ukraine
2. The Garcia Center
for Polymers
at Engineered Interfaces, Department of Physics, Queens College of CUNY, New York 11367, United States
3. Department of Materials Science
and Engineering, Stony Brook, New York
11794-3366, United States
4. Institute of Physics, Polish Academy of Sciences, Al. Lotnikow 32, Warsaw
02-668, Poland
5. The L. M.
Litvinenko Institute
of Physical-Organic and Coal Chemistry, National Academy of Sciences of Ukraine, R. Luxemburg 70, Donetsk 83114,
Ukraine
6. Ivan Franko National University of Lviv, Universitetskaya str. 1, Lviv 79000,
Ukraine