13:00 〜 15:00 [PS-5-03] Design, fabrication, and evaluation of waveguide structure for Si/CaF2 quantum-well intersubband transition lasers ○L. Liu1, S. Ono1, G. Tei1, M. Watanabe1 (1.Tokyo Tech (Japan)) https://doi.org/10.7567/SSDM.2019.PS-5-03