Novel characterization of an optical cavity with small mode volume

Dowon Lee, Myunghun Kim, Jungsoo Hong, Junwoo Kim, Sungsam Kang, 3 Youngwoon Choi, 5 Kyungwon An, and Moonjoo Lee ∗ Department of Electrical Engineering, Pohang University of Science and Technology (POSTECH), 37673 Pohang, Korea Center for Molecular Spectroscopy and Dynamics, Institute for Basic Science (IBS), 145 Anam-ro, Seongbuk-gu, Seoul, 02841, Korea Department of Physics, Korea University, 145 Anam-ro, Seongbuk-gu, Seoul 02841, Korea Department of Bioengineering, Korea University, Seoul 02841, Korea Interdisciplinary Program in Precision Public Health, Korea University, Seoul 02841, Korea Department of Physics and Astronomy & Institute of Applied Physics, Seoul National University, 08826 Seoul, Korea (Dated: February 12, 2021)