1. Department of Physics, Indian Institute of Technology Madras, Chennai, 600036, India
2. Department of Physics, Indian Institute of Information Technology Design and Manufacturing Kancheepuram, Chennai, 600127, India
3. Quantum Center of Excellence for Diamond and Emergent Materials (QuCenDiEM) group, Indian Institute of Technology Madras, Chennai, 600036, India
4. Optoelectronics and Quantum Device Group, Department of Electronics and Communication Engineering, Indian Institute of Information Technology Design and Manufacturing Kancheepuram, Chennai, 600127, India