1. School of Basic SciencesIndian Institute of Technology Mandi Kamand Mandi- 175005, Himachal Pradesh India
2. Physical and Materials Chemistry DivisionCSIR-National Chemical Laboratory Pune Maharashtra 41100 India
3. Academy of Scientific and Innovative Research (AcSIR) CSIR-NCL Campus, Pune Maharashtra 411008 India
4. Laboratory of Organic Electronics Department of Science and TechnologyLinköping University SE-60174 Norrköping Sweden