1. Division
of Chemistry, Govt. Degree College Sarkaghat, Himachal Pradesh University Shimla 171005, India
2. School
of Mechanical and Materials Engineering, Washington State University, Pullman, Washington 99164, United States
3. Department of Chemical Engineering, Indian Institute of Technology Kanpur, Kanpur 208016, India
4. CSIR- Advanced Materials and Processes Research Institute, Bhopal 462064, India