1. Department of Physics, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea.
2. Department of Chemistry, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea.
3. Department of Physics and Astronomy, Seoul National University, Seoul 08826, Republic of Korea.
4. Department of Physics, Chungbuk National University, Cheongju 28644, Republic of Korea.
5. Department of Physics and Institute for Quantum Convergence Technology, Kangwon National University, Chuncheon 24341, Republic of Korea.