Affiliation: | 1. Department of Chemistry, Osmania University, Hyderabad-500 007, India;2. Department of Physics, Osmania University, Hyderabad-500 007, India;3. Inorganic and Physical Chemistry Division, Indian Institute of Chemical Technology, Hyderabad-500 007, India;4. Laboratory of X-ray Crystallography, Indian Institute of Chemical Technology, Hyderabad-500 007, India |