Author Affiliations

Joselito E. Muldera,^1,* Jessica Pauline C. Afalla,² Takashi Furuya,¹ Hideaki Kitahara,¹ Elmer S. Estacio,³ Katsuhiko Saito,⁴ Qixin Guo,⁴ and Masahiko Tani¹

¹Research Center for Development of Far-Infrared Region, University of Fukui, Japan

²Faculty of Pure and Applied Sciences, University of Tsukuba, Japan

³National Institute of Physics, University of the Philippines, Diliman, Philippines

⁴Department of Electrical and Electronic Engineering, Synchrotron Light Application Center, Saga University, Japan

^*Corresponding author: jolits@fir.u-fukui.ac.jp