1. Department of Chemistry, S. V. University, Tirupati 517502, India
2. Polymer Laboratory and Chemical
Laboratory, CSIR-Central Leather Research Institute, Adyar, Chennai 600020, India
3. Department of Physics, Indian Institute of Science, Bangalore, 560012, India
4. NMR Research Centre, Indian Institute of Science, Bangalore, 560012, India
5. Centre for Soft Matter Research, Jalahalli, Bangalore, 560013, India