1. Department of Applied Sciences (Nanotechnology), Centre for Post-Graduate Studies, Visvesvaraya Technological University, Muddenahalli, Karnataka 562101, India
2. Research and Development Centre, Nagarjuna College of Engineering and Technology, Devanahalli 562110, India
3. Centre of Excellence: Nanotechnology, Indian Institute of Technology Roorkee, Roorkee, Uttarakhand 247667, India
4. Department of Physics, Malla Reddy Engineering College, Maisammaguda, Hyderabad 500100, India
5. Centre for Nano and Soft Matter Sciences (CeNS), Arkavathi, Shivanapura, Dasanapura Hobli, Bengaluru, Karnataka 562162, India
6. Department of Mechanical Engineering, Centre for Post-Graduate Studies, Visvesvaraya Technological University, Muddenahalli, Karnataka 562101, India