1. Univ. Lille CNRS, UMR 8516 – LASIR – Laboratoire de Spectrochimie Infrarouge et Raman 59000 Lille France
2. School of Advanced Sciences Department of Chemistry Vellore Institute of Technology-Vellore Tamil Nadu India 632014
3. Department of Chemistry and Applied Chemistry Faculty of Science and Engineering Saga University, Honjo 1 Saga 840-8502 Japan