1. Advanced Materials Research Lab, Department of Basic and Applied Sciences, Punjabi University, Patiala 147 002, India
2. Department of Physics, Punjabi University, Patiala 147 002, India
3. Pohang Accelerator Laboratory, Pohang University of Science and Technology (POSTECH), Pohang 37673, South Korea
4. Advanced Analysis Center, Korea Institute of Science and Technology, Seoul 02792, South Korea
5. Sensor Devices & Metrology Group, CSIR-National Physical Laboratory, New Delhi 110 012, India
6. Department of Physics, University of Petroleum and Energy Studies (UPES), Dehradun 248 007, India