[17a-F7-1~12] 4.4 Ultrashort-pulse and high-intensity lasers

[17a-F7-12] Ultrafast surface dynamics of topological insulator in Sb2Te3

^○Katsura Norimatsu^1,2, Shin-ichi Uozumi^1,2, Shingo Hayashi^1,2, Syuhei Yamamoto¹, Takao Sasagawa¹, Kazutaka Nakamura^1,2 (MSL Tokyo Technology¹, JST-CREST²)

Keywords:コヒーレントフォノン,トポロジカル絶縁体,超高速現象