1. Department of Physics, Indian Institute of Technology Madras, Chennai 600036, India
2. Optoelectronics and Quantum Devices Group, Department of Electronics and Communication Engineering, Indian Institute of Information Technology Design and Manufacturing Kancheepuram, Chennai 600127, India
3. 2D Materials Research and Innovation Group, Indian Institute of Technology Madras, Chennai 600036, India
4. Quantum Center of Excellence for Diamond and Emergent Materials (QuCenDiEM) group, Indian Institute of Technology Madras, Chennai 600036, India
5. Department of Physics, National Institute of Technology Kurukhetra, Kurukhetra 136119, India
6. Centre for Nano and Material Sciences, Jain (Deemed-to-be University), Jain Global Campus, Kanakapura, Bangalore 562112, India