1. Laboratory of Advanced Polymers & Optimized Materials (LAPOM) Department of Materials Science and Engineering and Department of Physics, University of North Texas, 3940 North Elm Street, Denton TX 76207, USA
2. Institute of Inorganic-organic Hybrid Compounds and Non-traditional MaterialsCollege of Exact and Natural Sciences, Ivane Javahishvili Tbilisi University, 3 Ilia Chavchavadze Avenue, 0179 Tbilisi, Georgia