Electronic structure of Sb ultrathin film on Bi(111) with large lattice mismatch; 2023年05月 発表情報; AIP Advances, 13, 055303 著者; Hiroko Abe, Daiki Iwasawa, Masaki Imamura, Kazutoshi Takahashi, and Akari Takayama
Three-dimensional angle-resolved photoemission study of bulk SiGe single crystals; 2023年04月 発表情報; APL Materials Vol: 11 Issue: 4 Page: 041114 著者; Three-dimensional angle-resolved photoemission study of bulk SiGe single crystals
Thickness dependent band structure of α-bismuthine grown on epitaxial graphene; 2022年04月 発表情報; J. Phys. Cond. Matter 巻: 34 号: 23 ページ: 235502 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, and Junpei Azuma
Promotion in solid phase reaction of Pt/SiOx bilayer film by electron-orbital-selective-excitation; 2021年10月 発表情報; RSC Advances, 11, 2, 894 著者; H. Yasuda, K. Sato, S. Ichikawa, M. Imamura, K. Takahashi, and H. Mori
Observation of nitrogen species at Al2O3/NO2/H-diamond interfaces by synchrotron radiation X-ray photoemission spectroscopy; 2020年10月 発表情報; J. Appl. Phys., 128, 13, 135702 著者; Niloy Chandra Saha, Kazutoshi Takahashi, Masaki Imamura, and Makoto Kasu
Controlling of the Dirac band states of Pb-deposited graphene by using work function difference; 2020年08月 発表情報; AIP Adv., 10, 8, 085314 著者; Yuki Tsujikawa, Mikako Sakamoto, Yusuke Yokoi, Masaki Imamura, Kazutoshi Takahashi, Rei Hobara, Takashi Uchihashi, and Akari Takayama
One-dimensionality of the spin-polarized surface conduction and valence bands of quasi-one-dimensional Bi chains on GaSb(110)-(2×1); 2020年06月 発表情報; Phys. Rev. B, 101, 23, 235306 著者; Yoshiyuki Ohtsubo, Naoki Tokumasu, Hiroshi Watanabe, Takuto Nakamura, Patrick Le Fèvre, François Bertran, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, Kazutoshi Takahashi, and Shin-ichi Kimura
Three-dimensional band structure and surface electron accumulation of rs-CdxZn1-xO studied by angle-resolved photoemission spectroscopy; 2019年05月 発表情報; Sci. Rep. Vol: 9 Page: 8026 著者; Kazutoshi Takahashi, Masaki Imamura, Jang Hyo Chang, Tooru Tanaka, Katsuhiko Saito, Qixin Guo, Kin Man Yu and Wladek Walukiewicz
Circular dichroism in angle-resolved photoemission mapping of surface state on Bi(111); 2019年01月 発表情報; AIP Conf. Proc. Vol: 2054 Issue: 1 Page: 040011 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma
Circular dichroism in angle-resolved photoemission mapping of surface state on Bi(111); 2019年01月 発表情報; AIP Conf. Proc., 2054, 040011 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma
Synthesis of platinum silicide at platinum/silicon oxide interface by photon irradiation; 2018年08月 発表情報; Acta Materialia, 154, 284-294 著者; K. Sato, H. Yasuda, S. Ichikawa, M. Imamura, K. Takahashi, S. Hata, S. Matsumura, S. Anada, J.-G. Lee, H. Mori
Band alignment of Al2O3 layer deposited NO and SO2 exposed (001) H-diamond heterointerfaces studied by synchrotron radiation X-ray photoelectron spectroscopy; 2018年07月 発表情報; Phys. Status Solidi A, 1800237 著者; Niloy Chandra Saha, Kazutoshi Takahashi, Masaki Imamura, and Makoto Kasu
Photoelectron Spectroscopic Study on Decay Processes of Core-Excited States of NaNO2; 2015年06月 発表情報; J. Phys. Soc. Jpn., 84, 5, 05407 著者; M. KAMADA, J. AZUMA, Y. UEDA, I. YAMAMOTO, M. IMAMURA, and K. TAKAHASHI
Image potential states on monolayer, bilayer and trilayer epitaxial graphene studied by time- and angle-resolved two-photon photoemission spectroscopy; 2014年04月 発表情報; Phys. Rev. B, 89, 15, 155303 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Electronic States of NO2-exposed H-terminated Diamond/Al2O3 Heterointerface Studied by Synchrotron Radiation Photoemission and X-ray Absorption Spectroscopy; 2014年02月 発表情報; Appl. Phys. Lett., 104, 7, 072101 著者; Kazutoshi Takahashi, Masaki Imamura, Kazuyuki Hirama, Makoto Kasu
Upgrade of Saga-university beamline in SAGA-LS; 2013年03月 発表情報; AIP Conference Proceedings, 425, 7, 072007 著者; K. Takahashi, M. Imamura, I. Yamamoto, J. Azuma, K. Ogawa, M. Kamada, H. Ohkuma, and S. Yamamoto
Time-resolved two-photon photoemission study of silicon surface at initial stage of oxidation; 2013年02月 発表情報; Appl. Surf. Sci., 267, 154 著者; K. Takahashi, K. Ishibashi, Y. Kurahashi, M. Imamura, J. Azuma, M. Kamada
Electronic structures in unoccupied states of thin Bi film studied with two-photon photoemission spectroscopy; 2013年02月 発表情報; Appl. Surf. Sci., 267, 66 著者; M. Imamura, S. Fujimasa, K. Takahashi, I. Yamamoto, J. Azuma, M .Kamada
The observation of unoccupied quantum-well states in Bi thin film grown on Si(111) by two-photon photoemission spectroscopy; 2011年12月 発表情報; Appl. Phys. Lett., 99, 24301 著者; Shuji Fujimasa, Masaki Imamura*, Kazutoshi Takahashi, Isamu Yamamoto, Junpei Azuma
The mechanism for negative photochromism of spiropyran in silica; 2011年09月 発表情報; J. Phys. Organ. Chem. 著者; Kenji Kinashi, Satoshi Nakamura, Masaki Imamura, Kenji Ishida and Yasukiyo Ueda
Photoluminescence dynamics of organic molecule-passivated Si nanoclusters; 2011年06月 発表情報; Eur. Phys. J. D, 63, 289-292 著者; M. Imamura, J. Nakamura, S. Fujimasa, H. Yasuda, H. Kobayashi, and Y. Negishi
Excited electron dynamics of bismuth film grown on Si (111) surface by interferometric time-resolved two-photon photoemission spectroscopy; 2011年02月 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 184, 309-312 著者; S. Fujimasa, M. Imamura, and H. Yasuda
Thickness-dependent structural transition in GaAs nanocrystals grown on Si (1 1 1) surface; 2010年07月 発表情報; J. Crystal Growth, 314, 1, 365-369 著者; H. Yasuda, K. Matsumoto, T. Furukawa, M. Imamura, N. Nitta, H. Mori
一般講演(学術講演を含む)
Electronic Properties of (Bi,Pb)/Ge(111) Studied by Spin-Resolved ARPES; 2024年03月 発表情報; 日本物理学会2024年春季大会 著者; L. Konermann, H. Abe, K. Sumida, K. Miyamoto, T. Okuda, M. Imamura, K. Takahashi, A. Takayama
Non-negative Matrix Factorization Analysis for Angle-Resolved Photoemission Spectra of Graphene; 2024年02月 発表情報; INTERNATIONAL SYMPOSIUM ON QUANTUM ELECTRONICS: 2024.2.13-16 Univ. of Tokyo 著者; M. Imamura and K. Takahashi
Ag(111) 上の平坦ハニカム型 Bi の角度分解光電子分光; 2023年09月 発表情報; 著者; 池田晴人,小山諒祐, 今村真幸,山本勇,東純平,高橋和敏
Structure and electronic properties of the single-atomic-layer (Pb,Bi) compounds on Ge(111); 2023年09月 発表情報; 日本物理学会第78回年次大会(2023年) 著者; L. Konermann,H. Abe,M. Imamura,K. Takahashi,and A. Takayama
Surface structure and electronic state of (Pb,Bi)/Ge(111) studied by ARPES; 2023年03月 発表情報; 日本物理学会2023年秋季大会 2023.3.22-25 著者; L. Konerman, H. Abe, M. Imamura, K. Takahashi, A. Takayama
Electronic states of Sb ultrathin film on Bi(111) studied by angle-resolved photoemission spectroscopy; 2022年09月 発表情報; THE 22ND INTERNATIONAL VACUUM CONGRESS (IVC-22) 著者; Hiroko Abe, Masaki Imamura, Kazutoshi Takahashi, and Akari Takayama
Electronic structure of monolayer Cu2Si on Si(111) studied by ARPES; 2022年09月 発表情報; THE 22ND INTERNATIONAL VACUUM CONGRESS (IVC-22) 著者; M. Sakamoto, Y. Tsujikawa, M. Imamura, K. Takahashi, and A. Takayama
Surface Band Bending of Ag-doped Mg2Si Crystals Revealed by Photoelectron Spectroscopy using Synchrotron Radiation and Laser; 2022年09月 発表情報; THE 22ND INTERNATIONAL VACUUM CONGRESS (IVC-22) 著者; Mamoru Kitaura, Isamu Yamamoto, Junpei Azuma, Masaki Imamura, Kazutoshi Takahashi, Taku Tanimoto, Manabu Ishizaki, Haruhiko Udono, Kiyohisa Tanaka, Akimasa Ohnishi
Photo-excited electron dynamics of zinc phthalocyanine thin films on graphite substrates; 2022年09月 発表情報; THE 22ND INTERNATIONAL VACUUM CONGRESS (IVC-22) 著者; Sho Nagatomo, Isamu Yamamoto, Junpei Azuma, Masaki Imamura, Kazutoshi Takahashi
Synthesis of platinum silicide at platinum/silicon oxide interface by photon irradiation; 2019年08月 発表情報; 10th Pacific Rim International Conference on Advance Materials and Processing (PRICM-10) 著者; Kazuhisa Sato Hidehiro Yasuda Shuhei Ichikawa Masaki Imamura Kazutoshi Takahashi Satoshi Hata
Syo Matsumura Satoshi Anada Jung-Goo Lee Hirotaro Mori
Circular dichroism in angle-resolved photoemission spectra of surface state on Bi(111); 2018年06月 発表情報; International Conference on Synchrotron Radiation Instrumentation (SRI 2018), Taipei, 2018.6.10-15 著者; K. Takahashi, M. Imamura, I. Yamamoto, and J. Azuma
Interface Oxidation and Carrier Lifetime of Graphene/SiC(0001) Studied by Synchrotron Radiation and Laser Photoemission Spectroscopy; 2015年11月 発表情報; The 15th International Conference on the Formation of Semiconductor Interfaces (ICFSI-15), Hiroshima 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Unoccupied Electronic Structures of Bi2Te3(111) Studied by Angle-Resolved Multi-Photoemission Spectroscopy; 2015年09月 発表情報; The 15th International Conference on Electronic Structure and Spectroscopy (ICESS-15) New York, 2015.9.28-10.2 著者; I. Yamamoto, Y. Nogata, J. Azuma, M. Imamura, K. Takahashi, M. Kamada
Image Potential States of Bi2Te3(111) Studied by Time-Resolved 2-Photon Photoemission Spectroscopy; 2015年05月 発表情報; The 9th International Symposium on Ultrafast Surface Dynamics (USD9) 著者; I. Yamamoto, Y. Nogata, J. Azuma, M. Imamura, K. Takahashi, M. Kamada
Two-Photon Photoemission Study of Hydrogen and Oxygen Intercalated Graphene on SiC(0001); 2015年05月 発表情報; The 9th International Symposium on Ultrafast Surface Dynamics (USD9) 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma and Masao Kamada
Time-resolved Two-photon Photoemission Spectroscopy of Epitaxial Graphene on SiC; 2014年11月 発表情報; The 7th International Symposium on Surface Science (ISSS-7), Matsue, Shimane, November 2 - 6, 2014 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Diamond MOS Interface Properties Studied by XPS/UPS/XANES and C-V Measurements; 2014年11月 発表情報; The 7th International Symposium on Surface Science (ISSS-7), Matsue, Shimane, November 2 - 6, 2014 著者; M. Kasu , K. Hirama, K. Harada, M. Imamura, K. Takahashi, K. Shiraishi
Time-resolved Two-photon Photoemission Spectroscopy of Epitaxial Graphene on SiC; 2014年11月 発表情報; , The 7th International Symposium on Surface Science (ISSS-7), Matsue, Shimane, November 2 - 6, 2014 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Unoccupied Electronic Dispersions of BiAg Surface Alloy Studied by Two-photon Photoemission Spectroscopy; 2014年09月 発表情報; European Conference on Surface Science (ECOSS-30), Antalya, Turkey 2014.8.31-9.5 著者; Masaki Imamura, Shuhei Endo, Kazutoshi Takahashi, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Image-potential States on Epitaxial Graphene Grown on SiC(0001) Studied by Time- and Angle-resolved Two-photon Photoemission Spectroscopy; 2014年08月 発表情報; The 15th International Union of Materials Research Societies, International Conference in Asia (IUMRS-ICA 2014), Fukuoka, 2014.8.24-28 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Photo-excited Carrier Dynamics of Topological Insulator Bi2Te3 Studied by Time and Angle-Resolved Two-Photon Photoemission Spectroscopy; 2014年08月 発表情報; The 15th International Union of Materials Research Societies, International Conference in Asia (IUMRS-ICA 2014), Fukuoka, 2014.8.24-28 著者; Isamu Yamamoto , Junpei Azuma, Koji Ogawa, Masaki Imamura, Kazutoshi Takahashi, and Masao Kamada
Occupied and Unoccupied Electronic States Studied by Combined Use of AR1PPE and AR2PPE; 2014年08月 発表情報; The 15th International Union of Materials Research Societies, International Conference in Asia (IUMRS-ICA 2014), Fukuoka, 2014.8.24-28 著者; Yutaro Nogata, Isamu Yamamoto*, Junpei Azuma, Masaki Imamura, Kazutoshi Takahashi, and Masao Kamada
Electronic and Optical Properties of Phenyl-passivated Si Nanoclusters; 2013年06月 発表情報; the 5th International conference on hard X-ray photoelectron spectroscopy (HAXPES2013) 著者; Kazutoshi Takahashi, Masaki Imamura, Hidehiro Yasuda, Shigenori Ueda and Keisuke Kobayashi
Excited Electronic States on Epitaxial Graphene Studied by Two-photon Photoemission Spectroscopy; 2012年09月 発表情報; The 12th International Conference on Electron Spectroscopy and Structure (ICESS-12), September 16-21, 2012, Saint-Malo, France 著者; K. Takahashi, S. Anami, M. Imamura, I. Yamamoto, J. Azuma, and M. Kamada
Study of Quantum Well States in Bi Thin Film by Two-photon Photoemission Spectroscopy; 2012年09月 発表情報; The 12th International Conference on Electron Spectroscopy and Structure (ICESS-12), September 16-21, 2012, Saint-Malo, France 著者; M. Imamura, ^D S. Fujimasa, K. Takahashi, I. Yamamoto, J. Azuma, M. Kamada, and H. Yasuda
Upgrade of Saga-university beamline in SAGA-LS; 2012年07月 発表情報; The 11th International Conference on Synchrotron Radiation Instrumentation (SRI 2012), July 9-13, 2012 著者; K. Takahashi, M. Imamura, I. Yamamoto, J. Azuma, K. Ogawa, M. Kamada, H. Ohkuma, and S. Yamamoto
Time-resolved two-photon photoemission study of silicon surface at initial stage of oxidation; 2011年10月 発表情報; 11th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN2011) 著者; K. Takahashi, K. Ishibashi, Y. Kurahashi, M. Imamura, J. Azuma, M. Kamada
Time-resolved two-photon photoemission study of silicon surface at initial stage of oxidation; 2011年10月 発表情報; 11th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN2011) 著者; K. Takahashi, K. Ishibashi, Y. Kurahashi, M. Imamura, J. Azuma, M. Kamada
Electronic structures in unoccupied states of thin Bi film studied with two-photon photoemission spectroscopy; 2011年10月 発表情報; 11th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN11) 著者; Imamura Masaki, Fujimasa Shuji, Takahashi Kazutoshi, Yamamoto Isamu, Azuma Junpei ,and Kamada Masao
Occupied and Unoccupied Electronic States of Manganese Phthalocyanine Thin Films; 2011年08月 発表情報; European Conference on Surface Science 著者; I. Yamamoto, J. Azuma, M. Imamura, K. Ogawa, K. Takahashi and M. Kamada
2 光子光電子分光法による Si(111)上 Bi 薄膜の非占有電子準位; 2011年06月 発表情報; 第9回ナノ学会 著者; 藤正修司,今村真幸,高橋和敏,山本勇,東純平,鎌田雅夫
Photoluminescence dynamics of organic molecule-passivated Si nanoclusters; 2010年09月 発表情報; 15th International Symposium on Small Particles and Inorganic Clusters (ISSPIC-XV) 著者; M. Imamura, J. Nakamura, S. Fujimasa, H. Yasuda, H. Kobayashi, Y. Negishi
Ultrafast excited-electron dynamics of Bi surface grown on Si(111); 2010年07月 発表情報; 37th International Conference on Vacuum Ultraviolet and X-ray Physics 著者; S. Fujimasa, M. Imamura*, and H. Yasuda
招待講演・特別講演(学会シンポジウム等での講演を含む)
Electronic states of Bi(110) ultrathin films studied by photoemission spectroscopy with laser and synchrotron radiation (invited); 2918年04月 発表情報; Conference on Laser and Synchrotron Radiation Combination Experiment 2018 (LSC2018), Yokohama, 2018.4.23-27 著者; K. Takahashi, M. Imamura, I. Yamamoto, and J. Azuma
Synchrotron Radiation and Laser Photoemission Studies of Epitaxial Graphene on SiC (invited); 2014年04月 発表情報; The 1st Conference on Laser and Synchrotron Radiation Combination Experiment, Yokohama, 2014.4.23-24 著者; K. Takahashi, M. Imamura, I. Yamamoto, J. Azuma, and M. Kamada