Affiliation: | 1. Department of Chemistry , Postgraduate and Research Centre, C. K. Thakur College , Navi Mumbai, Maharashtra, India;2. Dipartimento di Chimica , Materiali Ed Ingegneria Chimica, “Giulio Natta” Politecnico di Milano , Milan, Italy achaskar@rediffmail.com;4. Department of Chemistry , Postgraduate and Research Centre, C. K. Thakur College , Navi Mumbai, Maharashtra, India;5. Radiation and Photochemistry Division, Bhabha Atomic Research Centre , Trombay, Mumbai, India |