11:30 〜 11:45 [B-6-05 (Late News)] Plasmonic modulator driven by phase-transition of GST superlattice ○T. Sugiyama1, A. Kubo1, T. Nakano2 (1.Univ. of Tsukuba (Japan), 2.AIST (Japan)) https://doi.org/10.7567/SSDM.2019.B-6-05