1. Thin Film Materials LaboratoryDepartment of PhysicsShivaji University Kolhapur 416 004 Maharashtra India
2. School of Nanoscience and BiotechnologyShivaji University Kolhapur 416 004 India
3. Polymer Energy Materials LaboratorySchool of Applied Chemical EngineeringChonnam National University Gwangju 500 757 South Korea
4. Computational Electronics and Nanoscience Research LaboratorySchool of Nanoscience and BiotechnologyShivaji University Kolhapur Maharashtra 416 004 India
5. Department of PhysicsVivekanand College Kolhapur Maharashtra 416 004 India