"Kazunori Nishio,Satoru Ichinokura,Akitaka Nakanishi,Koji Shimizu,Yasutaka Kobayashi,Naoto Nakamura,Daisuke Imazeki,Ryota Shimizu,Toru Hirahara,Satoshi Watanabe,Taro Hitosugi","Ionic rectification across ionic and mixed-conductor interfaces",,"Nano Letters",," 21",," 10086",2021,Nov. "Susumu Saito,Satoru Ichinokura,Masayuki Toyoda,Mizuki Hashizume,Kentaro Horii,出?真一 郎,Kiyonao Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Liインターカレートした単層および多層グラフェンにおける質量のあるディ ラックコーン","日本物理学会2021年秋季?会 （オンライン）",,,,,,2021,Sept. "Koshiro Ide,Tomohiro Kobayashi,Tomoaki Tanaka,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","NbドープSrTiO3上の単層FeSeの電気伝導測定","日本物理学会 2021年秋季大会",,,,,,2021,Sept. "Takurou Fukasawa,Shotaro Kusaka,Kazuki Sumida,Mizuki Hashizume,Satoru Ichinokura,Yukiharu Takeda,Shinichiro Ideta,Kiyoharu Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Absence of ferromagnetism in MnBi2Te4/Bi2Te3 down to 6 K",,"Physical Review B",," 103",," 205405",2021,May "Kazunori Nishio,Satoru Ichinokura,Yuki Kobayashi,Naoto Nakamura,枝村 紅衣,中山 亮,Ryota Shimizu,Toru Hirahara,Taro Hitosugi","LiTi2O4エピタキシャル薄膜を利用した全固体Li電池におけるLiイオン伝導制御","第68回応用物理学会春季学術講演会",,,,,,2021,Mar. "Mizuki Hashizume,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","LiインターカレートしたSiC上のグラフェンの層数制御によるリフシッツ転移の観測","日本物理学会第76回年次大会",,,,,,2021,Mar. "Satoru Ichinokura,Hemmi Adrian,Ryota Shimizu,Taro Hitosugi,Greber Thomas,Toru Hirahara","アルカリ金属蒸着による単原子層h-BNのエネルギーバンドシフト","日本物理学会第76回年次大会",,,,,,2021,Mar. "Satoru Ichinokura,Asger Kjaergaard Pedersen,Tomoaki Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","超高真空中での独立駆動4探針電気伝導測定法によるFeSe超薄膜/SrTiO3の界面超伝導の検出","日本物理学会 2020年秋季大会",,,,,,2020,Sept. "Susumu Saito,Mizuki Hashizume,Satoru Ichinokura,Masayuki Toyoda,Shotaro Kusaka,Kiyonao Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Li-インターカレーションによる単層グラフェン/SiC(0001)の二層化とフラットバンドの占有","日本物理学会2020年秋季大会",,,,,,2020,Sept. "Tomoaki Tanaka,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","SrTiO3(001)-√13×√13上に作成した単層FeSeの超伝導特性","日本物理学会 2020年秋季大会",,,,,,2020,Sept. "Takurou Fukasawa,Shotaro Kusaka,角田一樹,Mizuki Hashizume,Satoru Ichinokura,Yukiharu Takeda,出田真一郎,Kiyonao Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","磁性トポロジカル絶縁体ヘテロ構造MnBi2Te4/Bi2Te3の構造、電子状態と磁性","日本物理学会 2020年秋季大会",,,,,,2020,Sept. "Asger K. Pedersen,Satoru Ichinokura,Tomoaki Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Interfacial superconductivity in FeSe ultrathin films on SrTiO3 probed by in situ independently driven four-point-probe measurements",,"Physical Review Letters",," 124",," 227002",2020,June "Tomoaki Tanaka,Kenta Akiyama,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Superconducting dome revealed by surface structure dependence in single unit cell FeSe on SrTiO3 (001)",,"Physical Review B",," 101",," 205421",2020,May "Yuzuru Takahashi,Satoru Ichinokura,Ryota Shimizu,Susumu Shiraki,Taro Hitosugi,Toru Hirahara","Metallic Band Structure of CaF2 Thin Films Grown on Silicon(111): Possible formation of CaSi2",,"Applied Surface Science",," 509",," 144687",2020,Apr. "Mizuki Hashizume,Satoru Ichinokura,Shotaro Kusaka,出田 真一郎,田中 清尚,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Li-インターカレーションによる単層グラフェン/SiCの二層化とフラットバンドの占有","日本物理学会第75回年次大会",,,,,,2020,Mar. "Satoru Ichinokura,Hemmi Adrian,Ryota Shimizu,Taro Hitosugi,Greber Thomas,Toru Hirahara","アルカリ金属蒸着によるRh薄膜上単原子層hBNの価電子帯シフト","日本物理学会第75回年次大会",,,,,,2020,Mar. "Takurou Fukasawa,Shotaro Kusaka,角田 一樹,Satoru Ichinokura,出田 真一郎,田中 清尚,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","Mn, Te蒸着Bi2Te3の構造と電子状態の蒸着量依存性","日本物理学会第75回年次大会",,,,,,2020,Mar. "Yuzuru Takahashi,Satoru Ichinokura,Kiichi Yokoyama,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","シリセン作製基板としての CaF2薄膜の成長","2019年 日本表面真空学会学術講演会",,,,,,2019,Oct. "Satoru Ichinokura,Hemmi Adrian,Ryota Shimizu,Taro Hitosugi,Greber Thomas,Toru Hirahara","Li 照射による単原子層 h-BN の電子バンドシフト","2019年 日本表面真空学会学術講演会",,,,,,2019,Oct. "Tomoaki Tanaka,Kenta Akiyama,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","SrTiO3-c(6×2)上に作成した単層 FeSe の超伝導特性","2019年 日本表面真空学会学術講演会",,,,,,2019,Oct. "Asger Kjaergaard Pedersen,Satoru Ichinokura,Tomoaki Tanaka,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","超高真空中での電気伝導測定によるFeSe超薄膜/SrTiO3の超伝導の研究：界面の磁性原子による影響","日本物理学会2019年秋季大会",,,,,,2019,Sept. "Tomoaki Tanaka,Kenta Akiyama,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","SrTiO3(001)-c(6×2)上の単層FeSeの超伝導特性","日本物理学会2019年秋季大会",,,,,,2019,Sept. "Yuzuru Takahashi,Satoru Ichinokura,Kiichi Yokoyama,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","シリセン作製基板としてのCaF2薄膜の成長","日本表面真空学会 2019年度 関東支部学術講演大会",,,,,,2019,Apr. "Yuzuru Takahashi,Satoru Ichinokura,Kiichi Yokoyama,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","シリセン作製基板としてのCaF2薄膜の成長と電子状態評価","日本物理学会第74回年次大会",,,,,,2019,Mar. "Takurou Fukasawa,Kiichi Yokoyama,白澤徹郎,Satoru Ichinokura,Ryota Shimizu,Taro Hitosugi,Toru Hirahara","LEED-IV測定装置の立ち上げとMn, Te蒸着Bi2Te3の構造解析","日本物理学会第74回年次大会",,,,,,2019,Mar. "Tanaka, T.,Akiyama, K.,Yoshino, R.,Hirahara, T.,Toru Hirahara","Superconductivity of single unit cell FeSe/SrTiO3(001): Substrate-surface superstructure dependence",,"Physical Review B",,"Vol. 98","No. 12","pp. 5",2018, "Hirahara, T.,Hasegawa, S.,Toru Hirahara","Comment on "Quantum transport in the surface states of epitaxial Bi(111) thin films"",,"Physical Review B",,"Vol. 97","No. 20","pp. 3",2018, "Sugiyama, Y.,Bernard, C.,Okuyama, Y.,Ideta, S.,Tanaka, K.,Greber, T.,Hirahara, T.,Toru Hirahara","Flattening and manipulation of the electronic structure of h-BN/Rh(111) nanomesh upon Sn intercalation",,"Surface Science",,"Vol. 672",,"pp. 33-38",2018, "Toru Hirahara","The Rashba and quantum size effects in ultrathin Bi films","AVS 63rd International Symposium & Exhibition",,,,,,2017,Nov. "Toru Hirahara","トポロジカル絶縁体/磁性絶縁体超薄膜ヘテロ構造:磁化によるディラックコーン変調に向けて","物性研短期研究会「走査トンネル顕微鏡による物性研究の現状と展望」",,,,,,2017,Oct. "Yuuya Sugiyama,Yuma Okuyama,出田真一郎,田中清尚,C. Bernard,T. Greber,Toru Hirahara","h-BN上へのスタネンの作製と評価","日本物理学会 2016年秋季大会",,,,,,2017,Sept. "Ryo Yoshino,Tomoaki Tanaka,Toru Hirahara","RHEEDとSTMによるSrTiO3上の１UC-FeSeの成長過程と構造評価","日本物理学会 2016年秋季大会",,,,,,2017,Sept. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","単一ユニットセルFeSeの構造と電子状態：STM/STS観察","日本物理学会 2016年秋季大会",,,,,,2017,Sept. "Toru Hirahara","自己組織化によって形成された磁性トポロジカル絶縁体ヘテロ接合","物性研短期研究会「光で 見る・操る 電子物性科学の最前線?強相関, トポロジー, 低次元, ダイナミクス?」",,,,,,2017,June "Toru Hirahara,Sergey V. Eremeev,Tetsuroh Shirasawa,Yuma Okuyama,Takayuki Kubo,Ryosuke Nakanishi,Ryota Akiyama,Akari Takayama,Tetsuya Hajiri,Shin-ichiro Ideta,Masaharu Matsunami,Kazuki Sumida,Koji Miyamoto,Yasumasa Takagi,Kiyohisa Tanaka,Taichi Okuda,Toshihiko Yokoyama,Shin-ichi Kimura,Shuji Hasegawa,Evgueni V. Chulkov","Large-Gap Magnetic Topological Heterostructure Formed by Subsurface Incorporation of a Ferromagnetic Layer",,"Nano Letters",,"Vol. 17","No. 6","pp. 3493-3500",2017,June "Toru Hirahara,S. V. Eremeev,T. Shirasawa,Yuma Okuyama,T. Kubo,R. Nakanishi,R. Akiyama,A. Takayama,T. Hajiri,S. Ideta,M. Matsunami,K. Sumida,K. Miyamoto,Y. Takagi,K. Tanaka,T. Okuda,T. Yokoyama,S. Kimura,S. Hasegaewa,E. V. Chulkov","Large-Gap Magnetic Topological Heterostructure Formed by Subsurface Incorporation of a Ferromagnetic Layer",,"Nano Letters",,"vol. 17",,"p. 3493",2017,May "Yuma Okuyama,Yuuya Sugiyama,Toru Hirahara","Bi2Te3基板上のTe薄膜の成長と電子状態","日本表面科学会第１回関東支部講演大会",,,,,,2017,Apr. "Toru Hirahara","Inducing magnetism in topological insulators by self organized incorporation of a ferromagnetic layer","Physics at the borderline between 1D and 2D",,,,,,2017,Mar. "R. Nakanishi,R. Akiyama,Yuma Okuyama,Y. Takagi,S. V. Eremeev,E. V. Chulkov,T. Yokoyama,S. Hasegawa,Toru Hirahara","トポロジカル絶縁体/磁性絶縁体超薄膜ヘテロ接合II：磁化特性","日本物理学会 第72回年次大会",,,,,,2017,Mar. "Yuma Okuyama,S. V. Eremeev,T. Shirasawa,Yuuya Sugiyama,K. Sumida,K. Miyamoto,T. Okuda,S. Ideta,K. Tanaka,E. V. Chulkov,Toru Hirahara","トポロジカル絶縁体/磁性絶縁体超薄膜ヘテロ接合 I：結晶構造と電子状態","日本物理学会 第72回年次大会",,,,,,2017,Mar. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","SrTiO3基板上の単一ユニットセルFeSeの電子状態：表面超構造依存性","日本物理学会 第72回年次大会",,,,,,2017,Mar. "Yuma Okuyama,Yuuya Sugiyama,S. Ideta,K. Tanaka,Toru Hirahara","Growth and Atomic Structure of Tellurium Thin Films Grown on Bi2Te3",,,,"vol. 338",,"p. 125",2017,Mar. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","Local Superconducting Properties of a Single Unit-Cell FeSe Thin Film on SrTiO3",,,,,,,2017,Feb. "Toru Hirahara","Dirac Electrons in Condensed Matter Physics","IOP Publishing Young Researchers' Meeting: Frontiers in Fundamental and Applied Physics",,,,,,2017,Feb. "Yuma Okuyama,S. V. Eremeev,R. Nakanishi,R. Akiyama,T. Shirasawa,Yuuya Sugiyama,K. Sumida,K. Miyamoto,T. Okuda,S. Ideta,K. Tanaka,E. V. Chulkov,S. Hasegawa,Toru Hirahara","Heterostructure of a topological insulator/magnetic insulator ultrathin film","IOP Publishing Young Researchers' Meeting: Frontiers in Fundamental and Applied Physics",,,,,,2017,Feb. "Toru Hirahara","ビスマス系超薄膜・ヘテロ接合の電子構造とスピン物性","日本磁気学会第62回スピンエレクトロニクス専門研究会",,,,,,2017,Jan. "Okuyama, Y.,Sugiyama, Y.,Ideta, S.,Tanaka, K.,Hirahara, T.,Toru Hirahara","Growth and atomic structure of tellurium thin films grown on Bi2Te3",,"Applied Surface Science",,"Vol. 398",,"pp. 125-129",2017, "T. Nakamura,Ryo Yoshino,R. Hobara,S. Hasegawa,Toru Hirahara","Development of a Convenient in situ UHV Scanning Tunneling Potentiometry System Using a Tip Holder Equipped with Current-Injection Wires",,,,"vol. 14",,"p. 216",2016,Nov. "Toru Hirahara,白井皓寅,羽尻哲也,松波雅治,田中清尚,木村真一,長谷川修司,小林功佳","ヒ?スマス超薄膜における半金属半導体転移の検証","UVSORシンポジウム",,,,,,2016,Nov. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","単一ユニットセルFeSeの構造と電子状態：STM/STS観察","物性研短期研究会「走査トンネル顕微鏡による物性研究の現状と展望」",,,,,,2016,Oct. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","単一ユニットセルFeSeの構造と電子状態：STM/STS観察","日本表面科学会関東支部 第4回関東支部セミナー",,,,,,2016,Oct. "Ryo Yoshino,Tomoaki Tanaka,Toru Hirahara","RHEEDとSTMによるSrTiO3上の１UC-FeSeの成長過程と構造評価","日本物理学会 2016年秋季大会",,,,,,2016,Sept. "Yuma Okuyama,Yuuya Sugiyama,S. Ideta,K. Tanaka,Toru Hirahara","Bi2Te3基板上におけるTe単結晶薄膜の作成と電子状態測定","日本物理学会 2016年秋季大会",,,,,,2016,Sept. "Tomoaki Tanaka,Ryo Yoshino,Toru Hirahara","SrTiO3 基板上のFeSe 薄膜の作成と構造評価","日本表面科学会第１回関東支部講演大会",,,,,,2016,Apr. "Toru Hirahara,白井皓寅,羽尻哲也,松波雅治,田中清尚,木村真一,長谷川修司,小林功佳","ヒ?スマス超薄膜における半金属半導体転移の検証II","日本物理学会 第71回年次大会",,,,,,2016,Mar. "Yuma Okuyama,Yuya Sugiyama,Toru Hirahara","Growth and Electronic Structure of a Tellurium Thin Film on Bi2Te3","The 20th Hiroshima International Symposium on Synchrotron Radiation",,,,,,2016,Mar. "Toru Hirahara","ヒ?スマス超薄膜における半金属半導体転移の検証","第一回 テ?ィラック電子系マルチフェロイクス研究会",,,,,,2016,Jan. "Nakamura, T.,Yoshino, R.,Hobara, R.,Hasegawa, S.,Hirahara, T.,Toru Hirahara","Development of a Convenient in situ UHV Scanning Tunneling Potentiometry System Using a Tip Holder Equipped with Current-Injection Wires",,"E-Journal of Surface Science and Nanotechnology",,"Vol. 14",,,2016, "Suzuki, T. T.,Sakai, O.,Ichinokura, S.,Toru Hirahara,Hasegawa, S.","Target element dependent spin-orbit coupling in polarized He-4(+) ion scattering",,"Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms",,"Vol. 354",,"pp. 163-166",2015,Dec. "T. Hirahara,M. Aitani,T. Shirai,S. Ichinokura,M. Hanaduka,D. Y. Shin,T. Hajiri,M. Matsunami,K. Tanaka,S. Kimura,K. Kobayashi,S. Hasegawa","Surface and Bulk States of Ultrathin Bi films: Electronic Structure and Transport Properties","15th International Conference on the Formation of Semiconductor interface",,,,,,2015,Nov. "Matetskiy, A. V.,Kibirev, I. A.,Toru Hirahara,Hasegawa, S.,Zotov, A. V.,Saranin, A. A.","Direct observation of a gap opening in topological interface states of MnSe/Bi2Se3 heterostructure",,"Applied Physics Letters",,"Vol. 107","No. 9",,2015,Sept. "Toru Hirahara,Shirai, T.,Hajiri, T.,Matsunami, M.,Tanaka, K.,Kimura, S.,Hasegawa, S.,Kobayashi, K.","Role of Quantum and Surface-State Effects in the Bulk Fermi-Level Position of Ultrathin Bi Films",,"Physical Review Letters",,"Vol. 115","No. 10",,2015,Sept. "Toru Hirahara","表面・界面て?のスヒ?ン軌道相互作用:ヒ?スマス系化合物を中心に","第七回 神楽坂 凝縮系理論勉強会",,,,,,2015,Aug. "Toru Hirahara","The Rashba and quantum size effects in ultrathin Bi films",,"Journal of Electron Spectroscopy and Related Phenomena",,"Vol. 201",,"pp. 98-104",2015,Aug. "Satoru Ichinokura,Toru Hirahara,Osamu Sakata,Shuji Hasegwa,Taku Suzuki","Spin-Dependent Ion Scattering on Bismuth Surfaces",,"表面科学 Vol. 36, No. 8, pp. 408-411, 2015 研究紹介",,,,,2015,Apr. "Suzuki, T. T.,Sakai, O.,Ichinokura, S.,Hirahara, T.,Hasegawa, S.,Toru Hirahara","Target element dependent spin-orbit coupling in polarized He-4(+) ion scattering",,"Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms",,"Vol. 354",,"pp. 163-166",2015, "中村 友謙,芳野 諒,保原 麗,長谷川 修司,Toru Hirahara","走査トンネルポテンショメトリ法による表面上の単一ステップでの抵抗測定",,"表面科学学術講演会要旨集","公益社団法人 日本表面科学会","Vol. 35",,"pp. 225",2015, "Hirahara, T.,Shirai, T.,Hajiri, T.,Matsunami, M.,Tanaka, K.,Kimura, S.,Hasegawa, S.,Kobayashi, K.,Toru Hirahara","Role of Quantum and Surface-State Effects in the Bulk Fermi-Level Position of Ultrathin Bi Films",,"Physical Review Letters",,"Vol. 115","No. 10",,2015, "Matetskiy, A. V.,Kibirev, I. A.,Hirahara, T.,Hasegawa, S.,Zotov, A. V.,Saranin, A. A.,Toru Hirahara","Direct observation of a gap opening in topological interface states of MnSe/Bi2Se3 heterostructure",,"Applied Physics Letters",,"Vol. 107","No. 9",,2015, "Hirahara, T.,Toru Hirahara","The Rashba and quantum size effects in ultrathin Bi films",,"Journal of Electron Spectroscopy and Related Phenomena",,"Vol. 201",,"pp. 98-104",2015, "Aitani, M.,Hirahara, T.,Ichinokura, S.,Hanaduka, M.,Shin, D.,Hasegawa, S.,Toru Hirahara","In situ Magnetotransport Measurements in Ultrathin Bi Films: Evidence for Surface-Bulk Coherent Transport",,"Physical Review Letters",,"Vol. 113","No. 20","pp. 5",2014, "Nagamura, Naoka,Hobara, Rei,Uetake, Tomoya,Hirahara, Toru,Ogawa, Manami,Okuda, Taichi,He, Ke,Moras, P.,Sheverdyaeva, P. M.,Carbone, C.,Kobayashi, Katsuyoshi,Matsuda, Iwao,Hasegawa, Shuji,Toru Hirahara","Anisotropic electronic conduction in metal nanofilms grown on a one-dimensional surface superstructure",,"Physical Review B",,"Vol. 89","No. 12",,2014, "Ichinokura, S.,Hirahara, T.,Sakai, O.,Hasegawa, S.,Suzuki, T. T.,Toru Hirahara","Electron-spin-dependent He-4(+) ion scattering on Bi surfaces",,"Radiation Effects and Defects in Solids",,"Vol. 169","No. 12","pp. 1003-1009",2014, "Nagamura, Naoka,Hobara, Rei,Uetake, Tomoya,Toru Hirahara,Ogawa, Manami,Okuda, Taichi,He, Ke,Moras, P.,Sheverdyaeva, P. M.,Carbone, C.,Kobayashi, Katsuyoshi,Matsuda, Iwao,Hasegawa, Shuji","Anisotropic electronic conduction in metal nanofilms grown on a one-dimensional surface superstructure",,"Physical Review B",,"Vol. 89","No. 12",,2014, "Ichinokura, S.,Toru Hirahara,Sakai, O.,Hasegawa, S.,Suzuki, T. T.","Electron-spin-dependent He-4(+) ion scattering on Bi surfaces",,"Radiation Effects and Defects in Solids",,"Vol. 169","No. 12","pp. 1003-1009",2014, "Aitani, M.,Toru Hirahara,Ichinokura, S.,Hanaduka, M.,Shin, D.,Hasegawa, S.","In situ Magnetotransport Measurements in Ultrathin Bi Films: Evidence for Surface-Bulk Coherent Transport",,"Physical Review Letters",,"Vol. 113","No. 20","pp. 5",2014, "Kambe, T.,Sakamoto, R.,Kusamoto, T.,Pal, T.,Fukui, N.,Hoshiko, K.,Shimojima, T.,Wang, Z. F.,Toru Hirahara,Ishizaka, K.,Hasegawa, S.,Liu, F.,Nishihara, H.","Redox Control and High Conductivity of Nickel Bis(dithiolene) Complex pi-Nanosheet: A Potential Organic Two-Dimensional Topological Insulator",,"Journal of the American Chemical Society",,"Vol. 136","No. 41","pp. 14357-14360",2014, "Shirasawa, T.,Sugiki, M.,Toru Hirahara,Aitani, M.,Shirai, T.,Hasegawa, S.,Takahashi, T.","Structure and transport properties of Cu-doped Bi2Se3 films",,"Physical Review B",,"Vol. 89","No. 19","pp. 6",2014, "Shirai, T.,Shirasawa, T.,Toru Hirahara,Fukui, N.,Takahashi, T.,Hasegawa, S.","Structure determination of multilayer silicene grown on Ag(111) films by electron diffraction: Evidence for Ag segregation at the surface",,"Physical Review B",,"Vol. 89","No. 24","pp. 5",2014, "Shirai, T.,Shirasawa, T.,Toru Hirahara,Fukui, N.,Takahashi, T.,Hasegawa, S.","Structure determination of multilayer silicene grown on Ag(111) films by electron diffraction: Evidence for Ag segregation at the surface (vol 89, 241403, 2014)",,"Physical Review B",,"Vol. 90","No. 3","pp. 1",2014, "Fukui, N.,Hobara, R.,Toru Hirahara,Hasegawa, S.","In situ microfabrication and measurements of Bi2Se3 ultrathin films in a multichamber system with a focused ion beam, molecular beam epitaxy, and four-tip scanning tunneling microscope",,"e-Journal of Surface Science and Nanotechnology",,"Vol. 12",,"pp. 423-430",2014, "Shirai, T.,Shirasawa, T.,Hirahara, T.,Fukui, N.,Takahashi, T.,Hasegawa, S.,Toru Hirahara","Structure determination of multilayer silicene grown on Ag(111) films by electron diffraction: Evidence for Ag segregation at the surface (vol 89, 241403, 2014)",,"Physical Review B",,"Vol. 90","No. 3","pp. 1",2014, "Shirai, T.,Shirasawa, T.,Hirahara, T.,Fukui, N.,Takahashi, T.,Hasegawa, S.,Toru Hirahara","Structure determination of multilayer silicene grown on Ag(111) films by electron diffraction: Evidence for Ag segregation at the surface",,"Physical Review B",,"Vol. 89","No. 24","pp. 5",2014, "Shirasawa, T.,Sugiki, M.,Hirahara, T.,Aitani, M.,Shirai, T.,Hasegawa, S.,Takahashi, T.,Toru Hirahara","Structure and transport properties of Cu-doped Bi2Se3 films",,"Physical Review B",,"Vol. 89","No. 19","pp. 6",2014, "Kambe, T.,Sakamoto, R.,Kusamoto, T.,Pal, T.,Fukui, N.,Hoshiko, K.,Shimojima, T.,Wang, Z. F.,Hirahara, T.,Ishizaka, K.,Hasegawa, S.,Liu, F.,Nishihara, H.,Toru Hirahara","Redox Control and High Conductivity of Nickel Bis(dithiolene) Complex pi-Nanosheet: A Potential Organic Two-Dimensional Topological Insulator",,"Journal of the American Chemical Society",,"Vol. 136","No. 41","pp. 14357-14360",2014, "Yamada, M.,Hirahara, T.,Hasegawa, S.,Toru Hirahara","Magnetoresistance Measurements of a Superconducting Surface State of In-Induced and Pb-Induced Structures on Si(111)",,"Physical Review Letters",,"Vol. 110","No. 23",,2013, "Aitani, Masaki,Sakamoto, Yusuke,Toru Hirahara,Yamada, Manabu,Miyazaki, Hidetoshi,Matsunami, Masaharu,Kimura, Shin-ichi,Hasegawa, Shuji","Fermi-Level Tuning of Topological Insulator Thin Films",,"Japanese Journal of Applied Physics",,"Vol. 52","No. 11",,2013, "Hirahara, T.,Fukui, N.,Shirasawa, T.,Yamada, M.,Aitani, M.,Miyazaki, H.,Matsunami, M.,Kimura, S.,Takahashi, T.,Hasegawa, S.,Kobayashi, K.,Toru Hirahara","Atomic and Electronic Structure of Ultrathin Bi(111) Films Grown on Bi2Te3(111) Substrates: Evidence for a Strain-Induced Topological Phase Transition (vol 109, 227401, 2012)",,"Physical Review Letters",,"Vol. 110","No. 14","pp. 1",2013, "Shirasawa, T.,Tsunoda, J.,Hirahara, T.,Takahashi, T.,Toru Hirahara","Structure of a Bi/Bi2Te3 heteroepitaxial film studied by x-ray crystal truncation rod scattering",,"Physical Review B",,"Vol. 87","No. 7","pp. 5",2013, "De Padova, P.,Vogt, P.,Resta, A.,Avila, J.,Razado-Colambo, I.,Quaresima, C.,Ottaviani, C.,Olivieri, B.,Bruhn, T.,Toru Hirahara,Shirai, T.,Hasegawa, S.,Asensio, M. C.,Le Lay, G.","Evidence of Dirac fermions in multilayer silicene",,"Applied Physics Letters",,"Vol. 102","No. 16",,2013, "Toru Hirahara,Fukui, N.,Shirasawa, T.,Yamada, M.,Aitani, M.,Miyazaki, H.,Matsunami, M.,Kimura, S.,Takahashi, T.,Hasegawa, S.,Kobayashi, K.","Atomic and Electronic Structure of Ultrathin Bi(111) Films Grown on Bi2Te3(111) Substrates: Evidence for a Strain-Induced Topological Phase Transition (vol 109, 227401, 2012)",,"Physical Review Letters",,"Vol. 110","No. 14","pp. 1",2013, "Shirasawa, T.,Tsunoda, J.,Toru Hirahara,Takahashi, T.","Structure of a Bi/Bi2Te3 heteroepitaxial film studied by x-ray crystal truncation rod scattering",,"Physical Review B",,"Vol. 87","No. 7","pp. 5",2013, "Yamada, M.,Toru Hirahara,Hasegawa, S.","Magnetoresistance Measurements of a Superconducting Surface State of In-Induced and Pb-Induced Structures on Si(111)",,"Physical Review Letters",,"Vol. 110","No. 23",,2013, "Tono, T.,Toru Hirahara,Hasegawa, S.","In situ transport measurements on ultrathin Bi(111) films using a magnetic tip: possible detection of current-induced spin polarization in the surface states",,"New Journal of Physics",,"Vol. 15",,"pp. 14",2013, "De Padova, P.,Vogt, P.,Resta, A.,Avila, J.,Razado-Colambo, I.,Quaresima, C.,Ottaviani, C.,Olivieri, B.,Bruhn, T.,Hirahara, T.,Shirai, T.,Hasegawa, S.,Asensio, M. C.,Le Lay, G.,Toru Hirahara","Evidence of Dirac fermions in multilayer silicene",,"Applied Physics Letters",,"Vol. 102","No. 16",,2013, "Aitani, Masaki,Sakamoto, Yusuke,Hirahara, Toru,Yamada, Manabu,Miyazaki, Hidetoshi,Matsunami, Masaharu,Kimura, Shin-ichi,Hasegawa, Shuji,Toru Hirahara","Fermi-Level Tuning of Topological Insulator Thin Films",,"Japanese Journal of Applied Physics",,"Vol. 52","No. 11",,2013, "Tono, T.,Hirahara, T.,Hasegawa, S.,Toru Hirahara","In situ transport measurements on ultrathin Bi(111) films using a magnetic tip: possible detection of current-induced spin polarization in the surface states",,"New Journal of Physics",,"Vol. 15",,"pp. 14",2013, "M. D'Angelo,R. Yukawa,K. Ozawa,S. Yamamoto,T. Hirahara,S. Hasegawa,M.G. Silly,F. Sirotti,I. Matsuda","Hydrogen-induced surface metallization of SrTiO3(001)",,"Physical Review Letters",,"Vol. 108",,"p. 116802",2012,Mar. "D'Angelo, M.,Yukawa, R.,Ozawa, K.,Yamamoto, S.,Hirahara, T.,Hasegawa, S.,Silly, M. G.,Sirotti, F.,Matsuda, I.,Toru Hirahara","Hydrogen-Induced Surface Metallization of SrTiO3(001)",,"Physical Review Letters",,"Vol. 108","No. 11",,2012, "Fukui, N.,Toru Hirahara,Shirasawa, T.,Takahashi, T.,Kobayashi, K.,Hasegawa, S.","Surface relaxation of topological insulators: Influence on the electronic structure",,"Physical Review B",,"Vol. 85","No. 11",,2012, "D'Angelo, M.,Yukawa, R.,Ozawa, K.,Yamamoto, S.,Toru Hirahara,Hasegawa, S.,Silly, M. G.,Sirotti, F.,Matsuda, I.","Hydrogen-Induced Surface Metallization of SrTiO3(001)",,"Physical Review Letters",,"Vol. 108","No. 11",,2012, "Fukaya, Y.,Matsuda, I.,Hashimoto, M.,Kubo, K.,Toru Hirahara,Yamazaki, S.,Choi, W. H.,Yeom, H. W.,Hasegawa, S.,Kawasuso, A.,Ichimiya, A.","Atomic structure of two-dimensional binary surface alloys: Si(111)-root 21 x root 21 superstructure",,"Surface Science",,"Vol. 606","No. 11-12","pp. 919-923",2012, "Uetake, Tomoya,Hirahara, Toru,Ueda, Yoichi,Nagamura, Naoka,Hobara, Rei,Hasegawa, Shuji,Toru Hirahara","Anisotropic conductivity of the Si(111)4x1-In surface: Transport mechanism determined by the temperature dependence",,"Physical Review B",,"Vol. 86","No. 3",,2012, "Hirahara, T.,Fukui, N.,Shirasawa, T.,Yamada, M.,Aitani, M.,Miyazaki, H.,Matsunami, M.,Kimura, S.,Takahashi, T.,Hasegawa, S.,Kobayashi, K.,Toru Hirahara","Atomic and Electronic Structure of Ultrathin Bi(111) Films Grown on Bi2Te3(111) Substrates: Evidence for a Strain-Induced Topological Phase Transition",,"Physical Review Letters",,"Vol. 109","No. 22","pp. 5",2012, "Fukaya, Y.,Matsuda, I.,Hashimoto, M.,Kubo, K.,Hirahara, T.,Yamazaki, S.,Choi, W. H.,Yeom, H. W.,Hasegawa, S.,Kawasuso, A.,Ichimiya, A.,Toru Hirahara","Atomic structure of two-dimensional binary surface alloys: Si(111)-root 21 x root 21 superstructure",,"Surface Science",,"Vol. 606","No. 11-12","pp. 919-923",2012, "Fukui, N.,Hirahara, T.,Shirasawa, T.,Takahashi, T.,Kobayashi, K.,Hasegawa, S.,Toru Hirahara","Surface relaxation of topological insulators: Influence on the electronic structure",,"Physical Review B",,"Vol. 85","No. 11",,2012, "Toru Hirahara,Fukui, N.,Shirasawa, T.,Yamada, M.,Aitani, M.,Miyazaki, H.,Matsunami, M.,Kimura, S.,Takahashi, T.,Hasegawa, S.,Kobayashi, K.","Atomic and Electronic Structure of Ultrathin Bi(111) Films Grown on Bi2Te3(111) Substrates: Evidence for a Strain-Induced Topological Phase Transition",,"Physical Review Letters",,"Vol. 109","No. 22","pp. 5",2012, "Uetake, Tomoya,Toru Hirahara,Ueda, Yoichi,Nagamura, Naoka,Hobara, Rei,Hasegawa, Shuji","Anisotropic conductivity of the Si(111)4x1-In surface: Transport mechanism determined by the temperature dependence",,"Physical Review B",,"Vol. 86","No. 3",,2012, "Miyata, N,Narita, H,Ogawa, M,Harasawa, A,Hobara, R,Toru Hirahara,Moras, P,Topwal, D,Carbone, C,Hasegawa, S,Matsuda, I","Enhanced spin relaxation in an ultrathin metal film by the Rashba-type surface",,"Physical Review B",,"Vol. 83","No. 19",,2011, "Saisyu, Yuki,Toru Hirahara,Hobara, Rei,Hasegawa, Shuji","Manipulation of magnetic anisotropy of Co ultrathin films by substrate engineering",,"Journal of Applied Physics",,"Vol. 110","No. 5",,2011, "Miyata, N,Hobara, R,Narita, H,Toru Hirahara,Hasegawa, S,Matsuda, I","Development of a Surface Magneto-Transport Measurement System with Multi-Probes and the In situ Measurement of Bi Nanofilms Prepared on Si(111)7x7",,"Japanese Journal of Applied Physics",,"Vol. 50","No. 3",,2011, "Toru Hirahara,Bihlmayer, Gustav,Sakamoto, Yusuke,Yamada, Manabu,Miyazaki, Hidetoshi,Kimura, Shin-ichi,Bluegel, Stefan,Hasegawa, Shuji","Interfacing 2D and 3D Topological Insulators: Bi(111) Bilayer on Bi(2)Te(3)",,"Physical Review Letters",,"Vol. 107","No. 16",,2011, "Miyata, N,Hobara, R,Narita, H,Hirahara, T,Hasegawa, S,Matsuda, I,Toru Hirahara","Development of a Surface Magneto-Transport Measurement System with Multi-Probes and the In situ Measurement of Bi Nanofilms Prepared on Si(111)7x7",,"Japanese Journal of Applied Physics",,"Vol. 50","No. 3",,2011, "Miyata, N,Narita, H,Ogawa, M,Harasawa, A,Hobara, R,Hirahara, T,Moras, P,Topwal, D,Carbone, C,Hasegawa, S,Matsuda, I,Toru Hirahara","Enhanced spin relaxation in an ultrathin metal film by the Rashba-type surface",,"Physical Review B",,"Vol. 83","No. 19",,2011, "Hirahara, Toru,Bihlmayer, Gustav,Sakamoto, Yusuke,Yamada, Manabu,Miyazaki, Hidetoshi,Kimura, Shin-ichi,Bluegel, Stefan,Hasegawa, Shuji,Toru Hirahara","Interfacing 2D and 3D Topological Insulators: Bi(111) Bilayer on Bi(2)Te(3)",,"Physical Review Letters",,"Vol. 107","No. 16",,2011, "Saisyu, Yuki,Hirahara, Toru,Hobara, Rei,Hasegawa, Shuji,Toru Hirahara","Manipulation of magnetic anisotropy of Co ultrathin films by substrate engineering",,"Journal of Applied Physics",,"Vol. 110","No. 5",,2011, "村上 修一,Toru Hirahara,松田 巌","トポロジカル絶縁体の物理",,"日本物理學會誌","一般社団法人日本物理学会","Vol. 65","No. 11","pp. 840-848",2010,Nov. "Nishide, A,Taskin, AA,Takeichi, Y,Okuda, T,Kakizaki, A,Hirahara, T,Nakatsuji, K,Komori, F,Ando, Y,Matsuda, I,Toru Hirahara","Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator (vol 81, 041309, 2010)",,"Physical Review B",,"Vol. 82","No. 3",,2010, "Matsuda, I,Nakamura, F,Kubo, K,Hirahara, T,Yamazaki, S,Choi, WH,Yeom, HW,Narita, H,Fukaya, Y,Hashimoto, M,Kawasuso, A,Ono, M,Hasegawa, Y,Hasegawa, S,Kobayashi, K,Toru Hirahara","Electron compound nature in a surface atomic layer of a two-dimensional hexagonal lattice",,"Physical Review B",,"Vol. 82","No. 16",,2010, "Shibasaki, T,Nagamura, N,Hirahara, T,Okino, H,Yamazaki, S,Lee, W,Shim, H,Hobara, R,Matsuda, I,Lee, G,Hasegawa, S,Toru Hirahara","Phase transition temperatures determined by different experimental methods: Si(111)4X1-In surface with defects",,"Physical Review B",,"Vol. 81","No. 3",,2010, "Sakamoto, Y,Hirahara, T,Miyazaki, H,Kimura, S,Hasegawa, S,Toru Hirahara","Spectroscopic evidence of a topological quantum phase transition in ultrathin Bi2Se3 films",,"Physical Review B",,"Vol. 81","No. 16",,2010, "Nishide, A,Takeichi, Y,Okuda, T,Taskin, AA,Hirahara, T,Nakatsuji, K,Komori, F,Kakizaki, A,Ando, Y,Matsuda, I,Toru Hirahara","Spin-polarized surface bands of a three-dimensional topological insulator studied by high-resolution spin- and angle-resolved photoemission spectroscopy",,"New Journal of Physics",,"Vol. 12",,,2010, "Hirahara, T,Sakamoto, Y,Saisyu, Y,Miyazaki, H,Kimura, S,Okuda, T,Matsuda, I,Murakami, S,Hasegawa, S,Toru Hirahara","Topological metal at the surface of an ultrathin Bi1-xSbx alloy film",,"Physical Review B",,"Vol. 81","No. 16",,2010, "He, K,Takeichi, Y,Ogawa, M,Okuda, T,Moras, P,Topwal, D,Harasawa, A,Toru Hirahara,Carbone, C,Kakizaki, A,Matsuda, I","Direct Spectroscopic Evidence of Spin-Dependent Hybridization between Rashba-Split Surface States and Quantum-Well States",,"Physical Review Letters",,"Vol. 104","No. 15",,2010, "Toru Hirahara,Sakamoto, Y,Saisyu, Y,Miyazaki, H,Kimura, S,Okuda, T,Matsuda, I,Murakami, S,Hasegawa, S","Topological metal at the surface of an ultrathin Bi1-xSbx alloy film",,"Physical Review B",,"Vol. 81","No. 16",,2010, "Nishide, A,Takeichi, Y,Okuda, T,Taskin, AA,Toru Hirahara,Nakatsuji, K,Komori, F,Kakizaki, A,Ando, Y,Matsuda, I","Spin-polarized surface bands of a three-dimensional topological insulator studied by high-resolution spin- and angle-resolved photoemission spectroscopy",,"New Journal of Physics",,"Vol. 12",,,2010, "Sakamoto, Y,Toru Hirahara,Miyazaki, H,Kimura, S,Hasegawa, S","Spectroscopic evidence of a topological quantum phase transition in ultrathin Bi2Se3 films",,"Physical Review B",,"Vol. 81","No. 16",,2010, "Nishide, A,Taskin, AA,Takeichi, Y,Okuda, T,Kakizaki, A,Toru Hirahara,Nakatsuji, K,Komori, F,Ando, Y,Matsuda, I","Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator",,"Physical Review B",,"Vol. 81","No. 4",,2010, "Hirahara, T,Sakamoto, Y,Takeichi, Y,Miyazaki, H,Kimura, S,Matsuda, I,Kakizaki, A,Hasegawa, S,Toru Hirahara","Anomalous transport in an n-type topological insulator ultrathin Bi2Se3 film",,"Physical Review B",,"Vol. 82","No. 15",,2010, "Morikawa, H,Kim, KS,Kitaoka, Y,Hirahara, T,Hasegawa, S,Yeom, HW,Toru Hirahara","Conductance transition and interwire ordering of Pb nanowires on Si(557)",,"Physical Review B",,"Vol. 82","No. 4",,2010, "He, K,Takeichi, Y,Ogawa, M,Okuda, T,Moras, P,Topwal, D,Harasawa, A,Hirahara, T,Carbone, C,Kakizaki, A,Matsuda, I,Toru Hirahara","Direct Spectroscopic Evidence of Spin-Dependent Hybridization between Rashba-Split Surface States and Quantum-Well States",,"Physical Review Letters",,"Vol. 104","No. 15",,2010, "Nishide, A,Taskin, AA,Takeichi, Y,Okuda, T,Kakizaki, A,Hirahara, T,Nakatsuji, K,Komori, F,Ando, Y,Matsuda, I,Toru Hirahara","Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator",,"Physical Review B",,"Vol. 81","No. 4",,2010, "Nishide, A,Taskin, AA,Takeichi, Y,Okuda, T,Kakizaki, A,Toru Hirahara,Nakatsuji, K,Komori, F,Ando, Y,Matsuda, I","Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator (vol 81, 041309, 2010)",,"Physical Review B",,"Vol. 82","No. 3",,2010, "Matsuda, I,Nakamura, F,Kubo, K,Toru Hirahara,Yamazaki, S,Choi, WH,Yeom, HW,Narita, H,Fukaya, Y,Hashimoto, M,Kawasuso, A,Ono, M,Hasegawa, Y,Hasegawa, S,Kobayashi, K","Electron compound nature in a surface atomic layer of a two-dimensional hexagonal lattice",,"Physical Review B",,"Vol. 82","No. 16",,2010, "Shibasaki, T,Nagamura, N,Toru Hirahara,Okino, H,Yamazaki, S,Lee, W,Shim, H,Hobara, R,Matsuda, I,Lee, G,Hasegawa, S","Phase transition temperatures determined by different experimental methods: Si(111)4X1-In surface with defects",,"Physical Review B",,"Vol. 81","No. 3",,2010, "Morikawa, H,Kim, KS,Kitaoka, Y,Toru Hirahara,Hasegawa, S,Yeom, HW","Conductance transition and interwire ordering of Pb nanowires on Si(557)",,"Physical Review B",,"Vol. 82","No. 4",,2010, "Toru Hirahara,Sakamoto, Y,Takeichi, Y,Miyazaki, H,Kimura, S,Matsuda, I,Kakizaki, A,Hasegawa, S","Anomalous transport in an n-type topological insulator ultrathin Bi2Se3 film",,"Physical Review B",,"Vol. 82","No. 15",,2010, "D'angelo, M,Takase, K,Miyata, N,Toru Hirahara,Hasegawa, S,Nishide, A,Ogawa, M,Matsuda, I","Conductivity of the Si(111)7x7 dangling-bond state",,"Physical Review B",,"Vol. 79","No. 3",,2009, "D'angelo, M,Takase, K,Miyata, N,Hirahara, T,Hasegawa, S,Nishide, A,Ogawa, M,Matsuda, I,Toru Hirahara","Conductivity of the Si(111)7x7 dangling-bond state",,"Physical Review B",,"Vol. 79","No. 3",,2009, "Kitaoka, Y,Tono, T,Yoshimoto, S,Hirahara, T,Hasegawa, S,Ohba, T,Toru Hirahara","Direct detection of grain boundary scattering in damascene Cu wires by nanoscale four-point probe resistance measurements",,"Applied Physics Letters",,"Vol. 95","No. 5",,2009, "Hirahara, T,Komorida, T,Gu, Y,Nakamura, F,Idzuchi, H,Morikawa, H,Hasegawa, S,Toru Hirahara","Insulating conduction in Sn/Si(111): Possibility of a Mott insulating ground state and metallization/localization induced by carrier doping",,"Physical Review B",,"Vol. 80","No. 23",,2009, "Kitaoka, Y,Tono, T,Yoshimoto, S,Toru Hirahara,Hasegawa, S,Ohba, T","Direct detection of grain boundary scattering in damascene Cu wires by nanoscale four-point probe resistance measurements",,"Applied Physics Letters",,"Vol. 95","No. 5",,2009, "Toru Hirahara,Komorida, T,Gu, Y,Nakamura, F,Idzuchi, H,Morikawa, H,Hasegawa, S","Insulating conduction in Sn/Si(111): Possibility of a Mott insulating ground state and metallization/localization induced by carrier doping",,"Physical Review B",,"Vol. 80","No. 23",,2009, "Liu, C,Matsuda, I,Toru Hirahara,Hasegawa, S,Okabayashi, J,Toyoda, S,Oshima, M","Band-bending inhomogeneity of Au adsorbed Si(111)-root 3 x root 3-Ag surface evaluated with Si 2p core-level spectra",,"Surface Science",,"Vol. 602","No. 21","pp. 3316-3322",2008, "Toru Hirahara,Komorida, T,Sato, A,Bihlmayer, G,Chulkov, EV,He, K,Matsuda, I,Hasegawa, S","Manipulating quantum-well states by surface alloying: Pb on ultrathin Ag films",,"Physical Review B",,"Vol. 78","No. 3",,2008, "Liu, C,Matsuda, I,Hirahara, T,Hasegawa, S,Okabayashi, J,Toyoda, S,Oshima, M,Toru Hirahara","Band-bending inhomogeneity of Au adsorbed Si(111)-root 3 x root 3-Ag surface evaluated with Si 2p core-level spectra",,"Surface Science",,"Vol. 602","No. 21","pp. 3316-3322",2008, "Miyata, N,Horikoshi, K,Hirahara, T,Hasegawa, S,Wei, CM,Matsuda, I,Toru Hirahara","Electronic transport properties of quantum-well states in ultrathin Pb (111) films",,"Physical Review B",,"Vol. 78","No. 24",,2008, "Hirahara, T,Komorida, T,Sato, A,Bihlmayer, G,Chulkov, EV,He, K,Matsuda, I,Hasegawa, S,Toru Hirahara","Manipulating quantum-well states by surface alloying: Pb on ultrathin Ag films",,"Physical Review B",,"Vol. 78","No. 3",,2008, "Hirahara, T,Miyamoto, K,Kimura, A,Niinuma, Y,Bihlmayer, G,Chulkov, EV,Nagao, T,Matsuda, I,Qiao, S,Shimada, K,Namatame, H,Taniguchi, M,Hasegawa, S,Toru Hirahara","Origin of the surface-state band-splitting in ultrathin Bi films: from a Rashba effect to a parity effect",,"New Journal of Physics",,"Vol. 10",,,2008, "He, K,Hirahara, T,Okuda, T,Hasegawa, S,Kakizaki, A,Matsuda, I,Toru Hirahara","Spin polarization of quantum well states in Ag films induced by the Rashba effect at the surface",,"Physical Review Letters",,"Vol. 101","No. 10",,2008, "He, K,Toru Hirahara,Okuda, T,Hasegawa, S,Kakizaki, A,Matsuda, I","Spin polarization of quantum well states in Ag films induced by the Rashba effect at the surface",,"Physical Review Letters",,"Vol. 101","No. 10",,2008, "Toru Hirahara,Miyamoto, K,Kimura, A,Niinuma, Y,Bihlmayer, G,Chulkov, EV,Nagao, T,Matsuda, I,Qiao, S,Shimada, K,Namatame, H,Taniguchi, M,Hasegawa, S","Origin of the surface-state band-splitting in ultrathin Bi films: from a Rashba effect to a parity effect",,"New Journal of Physics",,"Vol. 10",,,2008, "Miyata, N,Horikoshi, K,Toru Hirahara,Hasegawa, S,Wei, CM,Matsuda, I","Electronic transport properties of quantum-well states in ultrathin Pb (111) films",,"Physical Review B",,"Vol. 78","No. 24",,2008, "Nakayama, Y,Takase, K,Toru Hirahara,Hasegawa, S,Okuda, T,Harasawa, A,Matsuda, I,Nakamura, Y,Ichikawa, M","Quantum-size effect in uniform Ge-Sn alloy nanodots observed by photoemission Spectroscopy",,"Japanese Journal of Applied Physics Part 2-Letters & Express Letters",,"Vol. 46","No. 45-49","pp. L1176-L1178",2007, "Toru Hirahara,Matsuda, I,Yamazaki, S,Miyata, N,Hasegawa, S,Nagao, T","Large surface-state conductivity in ultrathin Bi films",,"Applied Physics Letters",,"Vol. 91","No. 20",,2007, "Nakayama, Y,Yamazaki, S,Okino, H,Hirahara, T,Matsuda, I,Hasegawa, S,Ichikawa, M,Toru Hirahara","Electrical conduction of Ge nanodot arrays formed on an oxidized Si surface",,"Applied Physics Letters",,"Vol. 91",,,2007, "Hirahara, T,Nagao, T,Matsuda, I,Bihlmayer, G,Chulkov, EV,Koroteev, YM,Hasegawa, S,Toru Hirahara","Quantum well states in ultrathin Bi films: Angle-resolved photoemission spectroscopy and first-principles calculations study",,"Physical Review B",,"Vol. 75",,,2007, "Hirahara, T,Matsuda, I,Yamazaki, S,Miyata, N,Hasegawa, S,Nagao, T,Toru Hirahara","Large surface-state conductivity in ultrathin Bi films",,"Applied Physics Letters",,"Vol. 91","No. 20",,2007, "Kakuta, H,Hirahara, T,Matsuda, I,Nagao, T,Hasegawa, S,Ueno, N,Sakamoto, K,Toru Hirahara","Electronic structures of the highest occupied molecular orbital bands of a pentacene ultrathin film",,"Physical Review Letters",,"Vol. 98","No. 24",,2007, "Matsuda, I,Liu, C,Hirahara, T,Ueno, M,Tanikawa, T,Kanagawa, T,Hobara, R,Yamazaki, S,Hasegawa, S,Toru Hirahara","Electron-phonon interaction and localization of surface-state carriers in a metallic monolayer",,"Physical Review Letters",,"Vol. 99",,,2007, "Kakuta, H,Toru Hirahara,Matsuda, I,Nagao, T,Hasegawa, S,Ueno, N,Sakamoto, K","Electronic structures of the highest occupied molecular orbital bands of a pentacene ultrathin film",,"Physical Review Letters",,"Vol. 98","No. 24",,2007, "Toru Hirahara,Miyamoto, K,Matsuda, I,Kadono, T,Kimura, A,Nagao, T,Bihlmayer, G,Chulkov, EV,Qiao, S,Shimada, K,Namatame, H,Taniguchi, M,Hasegawa, S","Direct observation of spin splitting in bismuth surface states",,"Physical Review B",,"Vol. 76","No. 15",,2007, "Hirahara, T,Miyamoto, K,Matsuda, I,Kadono, T,Kimura, A,Nagao, T,Bihlmayer, G,Chulkov, EV,Qiao, S,Shimada, K,Namatame, H,Taniguchi, M,Hasegawa, S,Toru Hirahara","Direct observation of spin splitting in bismuth surface states",,"Physical Review B",,"Vol. 76","No. 15",,2007, "Toru Hirahara,Nagao, T,Matsuda, I,Bihlmayer, G,Chulkov, EV,Koroteev, YM,Hasegawa, S","Quantum well states in ultrathin Bi films: Angle-resolved photoemission spectroscopy and first-principles calculations study",,"Physical Review B",,"Vol. 75",,,2007, "Nakayama, Y,Yamazaki, S,Okino, H,Toru Hirahara,Matsuda, I,Hasegawa, S,Ichikawa, M","Electrical conduction of Ge nanodot arrays formed on an oxidized Si surface",,"Applied Physics Letters",,"Vol. 91",,,2007, "Matsuda, I,Liu, C,Toru Hirahara,Ueno, M,Tanikawa, T,Kanagawa, T,Hobara, R,Yamazaki, S,Hasegawa, S","Electron-phonon interaction and localization of surface-state carriers in a metallic monolayer",,"Physical Review Letters",,"Vol. 99",,,2007, "Nakayama, Y,Takase, K,Hirahara, T,Hasegawa, S,Okuda, T,Harasawa, A,Matsuda, I,Nakamura, Y,Ichikawa, M,Toru Hirahara","Quantum-size effect in uniform Ge-Sn alloy nanodots observed by photoemission Spectroscopy",,"Japanese Journal of Applied Physics Part 2-Letters & Express Letters",,"Vol. 46","No. 45-49","pp. L1176-L1178",2007, "Matsuda, I,Hirahara, T,Ueno, M,Hobara, R,Hasegawa, S,Toru Hirahara","Electrical conduction through a monatomic surface step",,"Journal De Physique Iv",,"Vol. 132",,"pp. 57-61",2006, "Hirahara, T,Matsuda, I,Liu, CH,Hobara, R,Yoshimoto, S,Hasegawa, S,Toru Hirahara","Direct measurement of the Hall effect in a free-electron-like surface state",,"Physical Review B",,"Vol. 73","No. 23",,2006, "Toru Hirahara,Nagao, T,Matsuda, I,Bihlmayer, G,Chulkov, EV,Koroteev, YM,Echenique, PM,Saito, M,Hasegawa, S","Role of spin-orbit coupling and hybridization effects in the electronic structure of ultrathin Bi films",,"Physical Review Letters",,"Vol. 97",,,2006, "Nagamura, N,Matsuda, I,Miyata, N,Toru Hirahara,Hasegawa, S,Uchihashi, T","Quasi-one-dimensional quantized states in an epitaxial ag film on a one-dimensional surface superstructure",,"Physical Review Letters",,"Vol. 96",,,2006, "Matsuda, I,Toru Hirahara,Ueno, M,Hobara, R,Hasegawa, S","Electrical conduction through a monatomic surface step",,"Journal De Physique Iv",,"Vol. 132",,"pp. 57-61",2006, "Toru Hirahara,Matsuda, I,Liu, CH,Hobara, R,Yoshimoto, S,Hasegawa, S","Direct measurement of the Hall effect in a free-electron-like surface state",,"Physical Review B",,"Vol. 73","No. 23",,2006, "Hirahara, T,Nagao, T,Matsuda, I,Bihlmayer, G,Chulkov, EV,Koroteev, YM,Echenique, PM,Saito, M,Hasegawa, S,Toru Hirahara","Role of spin-orbit coupling and hybridization effects in the electronic structure of ultrathin Bi films",,"Physical Review Letters",,"Vol. 97",,,2006, "Nagamura, N,Matsuda, I,Miyata, N,Hirahara, T,Hasegawa, S,Uchihashi, T,Toru Hirahara","Quasi-one-dimensional quantized states in an epitaxial ag film on a one-dimensional surface superstructure",,"Physical Review Letters",,"Vol. 96",,,2006, "Tamura, R,Ikuta, M,Hirahara, T,Tsukada, M,Toru Hirahara","Positive magnetic susceptibility in polygonal nanotube tori",,"Physical Review B",,"Vol. 71","No. 4",,2005, "Tamura, R,Ikuta, M,Toru Hirahara,Tsukada, M","Positive magnetic susceptibility in polygonal nanotube tori",,"Physical Review B",,"Vol. 71","No. 4",,2005, "Matsuda, I,Toru Hirahara,Konishi, M,Liu, CH,Morikawa, H,D'angelo, M,Hasegawa, S,Okuda, T,Kinoshita, T","Evolution of Fermi surface by electron filling into a free-electronlike surface state",,"Physical Review B",,"Vol. 71","No. 23",,2005, "Matsuda, I,Hirahara, T,Konishi, M,Liu, CH,Morikawa, H,D'angelo, M,Hasegawa, S,Okuda, T,Kinoshita, T,Toru Hirahara","Evolution of Fermi surface by electron filling into a free-electronlike surface state",,"Physical Review B",,"Vol. 71","No. 23",,2005, "Toru Hirahara,Matsuda, I,Ueno, M,Hasegawa, S","The effective mass of a free-electron-like surface state of the Si(111)root 3x root 3-Ag surface investigated by photoemission and scanning tunneling spectroscopies",,"Surface Science",,"Vol. 563","No. 1-3","pp. 191-198",2004, "Hirahara, T,Matsuda, I,Ueno, M,Hasegawa, S,Toru Hirahara","The effective mass of a free-electron-like surface state of the Si(111)root 3x root 3-Ag surface investigated by photoemission and scanning tunneling spectroscopies",,"Surface Science",,"Vol. 563","No. 1-3","pp. 191-198",2004, "Matsuda, I,Ueno, M,Hirahara, T,Hobara, R,Morikawa, H,Liu, CH,Hasegawa, S,Toru Hirahara","Electrical resistance of a monatomic step on a crystal surface",,"Physical Review Letters",,"Vol. 93",,,2004, "Matsuda, I,Ueno, M,Toru Hirahara,Hobara, R,Morikawa, H,Liu, CH,Hasegawa, S","Electrical resistance of a monatomic step on a crystal surface",,"Physical Review Letters",,"Vol. 93",,,2004,