"M. Hada,K. Norimatsu,S. Tanaka,S. Keskin,T. Tsuruta,K. Igarashi,T. Ishikawa,Y. Kayanuma,R. J. D. Miller,K. Onda,T. Sasagawa,S. Koshihara,K. G. Nakamura","Bandgap Modulation in Photoexcited Topological Insulator Bi2Te3 via Atomic Displacements",,"THE JOURNAL OF CHEMICAL PHYSICS",," 145"," 2"," 024504",2016,July "KAZUTAKA NAKAMURA,Kazuma Ohya,Hiroshi Takahashi,Tetsuya Tsuruta,Katsura Norimatsu,Shinichi Uozumi,Kitajima,Yutaka Shikano,Yosuke Kayanuma","Spectrally resolved detection in transient reflectivity measurements for coherent optical phonons in diamond",,"Phys. Rev. B",,"Vol. 94",," 024303",2016,July "Katsura Norimatsu","Ultrafast dynamics of photoexcited electrons and coherent phonons in topological insulators having the tetradymite structure",,,,,,,2016,Mar. "Katsura Norimatsu","Ultrafast dynamics of photoexcited electrons and coherent phonons in topological insulators having the tetradymite structure",,,,,,,2016,Mar. "Katsura Norimatsu","Ultrafast dynamics of photoexcited electrons and coherent phonons in topological insulators having the tetradymite structure",,,,,,,2016,Mar. "Katsura Norimatsu,Masaki Hada,Shuhei Yamamoto,Takao Sasagawa,Masahiro Kitajima,Yosuke Kayanuma,KAZUTAKA NAKAMURA","Dynamics of All the Raman-active Coherent Phonons in Sb2Te3 Revealed via Transient Reflectivity",,"J. Appl. Phys.",," 117",," 143102",2015,Apr. "Masaki Hada,Katsura Norimatsu,Seiichi Tanaka,Sercan Keskin,Tetsuya Tsuruta,Kyushiro Igarashi,Tadahiko Ishikawa,Ken Onda,Yosuke Kayanuma,Takao Sasagawa,R. J. Dwayne Miller,Shin-ya Koshihara,Kazutaka G. Nakamura","Near-UV Optical Pulse Induces Transient Short-Range Lattice Disordering in a Topological Insulator","WW. Ultrafast Dynamics in Complex Functional Materials, 2015 Materials Research Society (MRS) Spring Meeting",,,,,,2015,Apr. "羽田真毅,則松桂,田中誠一,Sercan Keskin,鶴田哲也,五十嵐九四朗,石川忠彦,萱沼洋輔,R.J.Dwayne Miller,笹川崇男,恩田健,腰原伸也,中村一隆","フェムト秒時間分解電子線回折法の開発:トポロジカル絶縁体の光誘起構造ダイナミクスの観測","応用物理学会春季学術講演会",,,,,,2015,Mar. "羽田真毅,則松桂,Sercan Keskin,鶴田哲也,五十嵐九四朗,笹川崇男,恩田健,萱沼洋輔,R.J.Dwayne Miller,腰原伸也,中村一隆","時間分解電子線回折法を用いたトポロジカル絶縁体の光誘起ダイナミクスの観測","日本物理学会 第70回年次大会",,,,,,2015,Mar. "Shingo Hayashi,Keigo Kato,Katsura Norimatsu,Masaki Hada,Yosuke Kayanuma,KAZUTAKA NAKAMURA","Measuring quantum coherence in bulk solids using dual phase-locked optical pulses",,"Scientific Reports","Nature Publishing","Vol. 4",," 4456",2014,Mar. "JIANBO Hu,Dai Horiuchi,Katsura Norimatsu,Shinichi Harada,Yuki Kabasawa,Kohei Ichiyanagi,Nobuaki Kawai,Shynsuke Nozawa,Shin-ichi Adachi,KAZUTAKA NAKAMURA","Complex structural dynamics of bismuth under laser-driven compression",,"Applied Physics Letters",,"Vol. 103",,"p. 161904",2013,Oct. "K. Norimatsu,J. Hu,A. Goto,K. Igarashi,T. Sasagawa,K. G. Nakamura","Coherent Optical Phonons in a Bi2Se3 Single Crystal Measured via Transient Anisotropic Reflectivity",,"Solid State Commun.",," 157",," 58",2013,Jan. "K. G. Nakamura,J. Hu,K. Norimatsu,A. Goto,K. Igarashi,T. Sasagawa","Observation of Coherent Higher Frequency A1g Phonons in Bi2Se3 using Femtosecond Time-resolved Reflection Measurement",,"Solid State Commun.",," 152",," 902",2012,Feb.