Two-dimensional band dispersion of ultraflat hexagonal bismuthene grown on Ag(111) bulk and quantum-well films; 2023年10月 発表情報; Physical Review B, 108, 16, L161407 著者; Kazutoshi Takahashi, Masaki Imamura, Haruto Ikeda, Ryosuke Koyama, Isamu Yamamoto, and Junpei Azuma
Optical film-thinning of graphene epitaxially grown on 4H-SiC(0001): robustness of monolayer-graphene against the photoexcitation; 2023年03月 発表情報; Journal of Physics: Condensed Matter, 35, 195401 著者; Ryosuke Horie, Ryuichi Hirosue, Jun’ichi Kanasaki, Kenji Kisoda, Isamu Yamamoto, Junpei Azuma and Kazutoshi Takahashi
Angle-resolved photoemission measurement along the van-der-Waals stacking direction of ZrTe3; 2022年08月 発表情報; Journal of the Physical Society of Japan, 91, 094708 著者; Makoto Maki, Yuji Fujimoto, Isamu Yamamoto, Junpei Azuma, Sora Kobayashi, Satoshi Demura, Hideaki Sakata
Thickness dependent band structure of α-bismuthine grown on epitaxial graphene; 2022年04月 発表情報; J. Phys. Cond. Matter, 34, 235502 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, and Junpei Azuma
Photoinduced intragap excitations in the incommensurate charge density wave phase of Rb0.3MoO3; 2021年07月 発表情報; Physics Letters A 著者; Makoto Maki, Kazuki Matsuo, Emi Koga, Isamu Yamamoto,
Junpei Azuma
Structural analyses of Gd3(Al,Ga)5O12 garnet solid solutions via X-ray and UV absorption spectroscopy experiments for Gd atoms; 2021年03月 発表情報; Journal of Alloys and Compounds, 867, 159055_1-159055_7 著者; Mamoru Kitaura, Kei Kamada, Toshiaki Ina, Hisanori Yamane, Manabu Ishizaki, Shinta Watanabe, Junpei Azuma, Isamu Yamamoto, Akimasa Ohnishi, Takeshi Usuki
One dimensionality of the spin-polarized surface conduction and valence bands on Bi/GaSb(110)-(2x1); 2020年06月 発表情報; Phys. Rev. B, 101, 235306 著者; Yoshiyuki Ohtsubo, Naoki Tokumasu, Hiroshi Watanabe,Takuto Nakamura, Patrick Le Fevre, Francois Bertran, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, Kazutoshi Takahashi, and Shin-ichi Kimura
Self-organized formation of chemical bonding in misfit-layered bismuth-based cobaltites; 2019年03月 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 232, 95-99 著者; Makoto Maki, Sho-ichi Takakura, 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 Conference Proceedings, 2054, 040011_1-040011_5 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, and Junpei Azuma
Electronic structure of the surface unoccupied band of Ge(001)-c(4x2): Direct imaging of surface electron relaxation pathways; 2017年09月 発表情報; Phys. Rev. B, 96, 115301-1~115301-7 著者; J. Kanasaki, I. Yamamoto, J. Azuma and S. Fukatsu
Interlayer coupling and electronic structure of misfit-layered bismuth-based cobaltites; 2017年06月 発表情報; Phys. Rev. B, 95, 195166-1~195166-5 著者; Sho-ichi Takakura, Isamu Yamamoto, Eishi Tanaka, Junpei Azuma, and Makoto Maki
Energy location of Ce3+ 4f level and majority carrier type in Gd3Al2Ga3O12:Ce crystals studied by surface photovoltage spectroscopy; 2017年06月 発表情報; Appl. Phys. Lett., 110, 251101-1~251101-4 著者; Mamoru Kitaura, Junpei Azuma, Manabu Ishizaki, Kei Kamada, Shunsuke Kurosawa, Shinta Watanabe, Akimasa Ohnishi, and Kazuhiko Hara
Optical absorption and electric resistivity of an L-cysteine film; 2016年11月 発表情報; Journal of the Physical Society of Japan, 85, 124713-1~124713-4 著者; Masao Kamada, Takuya Hideshima, Junpei Azuma, Isamu Yamamoto, Masaki Imamura, and Kazutoshi Takahashi
Probing shallow electron traps in cerium doped Gd3Al2Ga3O12 scintillators by UV-induced absorption spectroscopy; 2016年06月 発表情報; Applied Physics Express 著者; M. Kitaura, K, Kamada, S. Kurosawa, J. Azuma, A. Ohnishi, A. Yamaji, K. Hara
Occupied and unoccupied electronic structures of an L-cysteine film studied by absorption and resonant photoelectron spectroscopies; 2016年04月 発表情報; Journal of Applied Physics, 6, 045306 著者; M. KAMADA, T. HIDESHIMA, J. AZUMA, I. YAMAMOTO,
M. IMAMURA, and K. TAKAHASHI
Temperature-dependent Fermi surface of misfit cobaltite [Bi2Sr2O4]0:51CoO2: A comparison with [Bi2Ba2O4]0:50CoO2; 2016年03月 発表情報; Physical Review B, 93, 165118 著者; Sho-ichi Takakura, Isamu Yamamoto, Emi Koga, Fusao Ichikawa, Junpei Azuma, and Makoto Maki
Dynamics of surface photo-voltage in GaAs systems studied with time-resolved photoelectron spectroscopy; 2016年02月 発表情報; Journal of Energy Challenges and Mechanics, 3, 1, 35-41 著者; Masao Kamada, Junpei Azuma, Senku Tanaka and Kazutoshi Takahashi
Impurity-Induced First-order Phase Transitions in Highly Crystalline V2O3 Nanocrystals; 2015年08月 発表情報; Advanced Materials Interfaces, 2, 1500132 著者; Y. Ishiwata, E. Takahashi, K. Akashi, M. Imamura, J. Azuma, K. Takahashi, M. Kamada, H. Ishii, Y.-F. Liao, Y. Tezuka, Y. Inagaki, T. Kawae, D. Nishio-Hamane, M. Nantoh, K. Ishibashi , T. Kida
Photo-induced valence change of the sulfur atom in an L-cysteine thin film grown on a silver metal substrate in a saliva-emulated aqueous solution; 2015年05月 発表情報; Appl. Phys. Lett., 106, 173702 著者; Toru Tsujibayashi, Junpei Azuma, Isamu Yamamoto, Kazutoshi Takahashi, and Masao Kamada
Photoelectron Spectroscopic Study on Decay Processes of Core-Excited States of NaNO2; 2015年03月 発表情報; J. Phys. Soc. Jpn., 84, 054707 著者; M. Kamada, J. Azuma, Y. Ueda, I. Yamamoto, M. Imamura, K. Takahashi
Anomalous photoelectric emission from Ag on a zinc-phthalocyanine film; 2014年05月 発表情報; Appl. Phys Lett., 104, 193304 著者; S. Tanaka, T. Otani, K. Fukuzawa, I. Hiromitsu, K. Ogawa, J. Azuma, I. Yamamoto, K. Takahashi, and M. Kamada
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
Topological Phase Transitions Driven by Magnetic Phase Transitions in FexBi2Te3 (0≤x≤0.1) Single Crystals; 2013年04月 発表情報; Phys. Rev. Lett., 110, 136601 著者; Heon-Jung Kim, Ki-Seok Kim, J.-F. Wang, V. A. Kulbachinskii, K. Ogawa, M. Sasaki, A. Ohnishi, M. Kitaura, Y.-Y. Wu, L. Li, I. Yamamoto, J. Azuma, M. Kamada, and V. Dobrosavljević
Electronic structure of the L-cysteine films on dental alloys studied by ultraviolet photoelectron spectroscopy; 2013年03月 発表情報; Journal of Physics: Conference Series, 417, 012057 著者; Koji Ogawa, Toru Tsujibayashi, Kazutoshi Takahashi, Junpei Azuma, Masayoshi Ichimiya, Hitoshi Fujimoto, Michinori Sumimoto, and Masao Kamada
Photostimulated detection of defect formation in BaF2 under irradiation of synchrotron radiation; 2013年02月 発表情報; Phys. Status Solidi B, 250, 396-401 著者; Masayuki Watanabe, Junpei Azuma, Shuji Asaka, Toru Tsujibayashi, Osamu Arimoto, Shunsuke Nakanishi, Hiroshi Itoh, and Masao 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, 66-69 著者; M. Imamura, S. Fujimasa, K. Takahashi, I. Yamamoto, J. Azuma, M .Kamada
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, 154-158 著者; K. Takahashi, K. Ishibashi, Y. Kurahashi, M. Imamura, J. Azuma, M. Kamada
Unoccupied band dispersion of Si(111):√3×√3-Ag surface studied by time- and angle-resolved two-photon photoemission spectroscopy; 2012年12月 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 185, 547-551 著者; Kazutoshi Takahashi, Junpei Azuma, and Masao Kamada
Photoelectron spectroscopic study on the interaction of L-cysteine with the silver-based dental alloy; 2012年07月 発表情報; J. Appl. Phys., 112, 023715 著者; Koji Ogawa, Toru Tsujibayashi , Kazutoshi Takahashi , Junpei Azuma , Masao Kamada
Surface electronic structure of Bi2Te3(111) studied by high-resolution photoelectron spectroscopy using synchrotron radiation; 2012年04月 発表情報; Phys. Rev. B, 85, 165431 著者; Koji Ogawa, Junpei Azuma, Kazutoshi Takahashi, Masao Kamada, Minoru Sasaki, Akimasa Ohnishi, Mamoru Kitaura, and Heon-Jung Kim
Electronic States on Bi2Te3 Studied by Angle-Resolved Photoelectron Spectroscopy Using Synchrotron Radiation; 2012年04月 発表情報; e-J. Surf. Sci. Nanotech., 10, 117-120 著者; Koji Ogawa, Junpei Azuma, Kazutoshi Takahashi, Masao Kamada, Minoru Sasaki, Akimasa Ohnishi, Mamoru Kitaura, and Heon-Jung Kim
Two-dimensional band dispersion and momentum-resolved lifetime of image-potential state on graphite studied by angle-resolved multi-photon photoemission spectroscopy; 2012年02月 発表情報; Phys. Rev. B., 85, 7, 075325 著者; Kazutoshi Takahashi, Junpei Azuma, and Masao Kamada
Surface Photo-Voltage Effect on Cr/GaAs(100) Studied by Photoemission Spectroscopy with the Combination of Synchrotron Radiation and Laser; 2011年12月 発表情報; J. Appl. Phys., 110, 113711 著者; Kazutoshi Takahashi, Shinji Tokudomi , Yusuke Nagata , Junpei Azuma , Masao 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, 243101 著者; Shuji Fujimasa, Masaki Imamura, Kazutoshi Takahashi, Isamu Yamamoto, Junpei Azuma, Masao Kamada
Photoelectron spectroscopic study on the electronic structures of the dental gold alloys and their interaction with L-cysteine; 2011年11月 発表情報; J. Appl. Phys., 110, 103718 著者; Koji Ogawa, Toru Tsujibayashi, Kazutoshi Takahashi, Junpei Azuma, Masayoshi Ichimiya, Hitoshi Fujimoto, Michinori Sumimoto, Masao Kamada
Valence electronic states of p-type β-FeSi2 single crystal studied by high-resolution and resonant photoelectron spectroscopy; 2011年07月 発表情報; Appl. Phys. Lett., 99, 022107 著者; Koji Ogawa, Minoru Sasaki, Akimasa Ohnishi, Mamoru Kitaura, Hitoshi Fujimoto, Junpei Azuma, Kazutoshi Takahashi, and Masao Kamada
A study of an electron affinity of cesium telluride thin film; 2011年06月 発表情報; J. Phys.: Conf. Ser., 289, 012014 著者; H Sugiyama, K Ogawa, J Azuma, K Takahashi, M Kamada, T Nishitani, M Tabuchi, T. Motoki, K. Takashima, A. Era and Y. Takeda
Photoemission study on the valence band of a β-FeSi2 thin film using synchrotron radiation; 2011年05月 発表情報; Dalton Trans., 40, 6023-6027 著者; Hitoshi Fujimoto, Koji Ogawa, Kenichi Takarabe, Haruhiko Udono, Harue Sugiyama, Junpei Azuma, Kazutoshi Takahashi, and Masao Kamada
Excited electronic state on Si(001) surface at initial stage of oxidation studied by two-photon photoemission spectroscopy; 2011年04月 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 184, 304-308 著者; Kazutoshi Takahashi, Yusuke Kurahashi, Takeshi Koga, Junpei Azuma, Masao Kamada
Electronic structures of the L-cysteine film on dental alloys; 2011年04月 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 184, 327-330 著者; K. Ogawa, T. Tsujibayashi, K. Takahashi, J. Azuma, K. Kakimoto, M. Kamada
Valence electronic structure of β-FeSi2 single crystal investigated by photoelectron spectroscopy using synchrotron radiation; 2011年02月 発表情報; Physics Procedia, 11, 63-66 著者; K. Ogawa, M. Sasaki, A. Ohnishi, M. Kitaura, H. Fujimoto, J. Azuma, K. Takahashi and M. Kamada
Adaptation of UVSOR-Type Plane-Grating Monochromator in Saga; 2010年07月 発表情報; AIP Conference Proceedings, 1234, 685-688 著者; H. Sugiyama, K. Takahashi, K. Ogawa, J. Azuma, and M. Kamada
Performance of Saga-University Beamline with Planer Undulator; 2010年07月 発表情報; AIP Conference Proceedings, 1234, 351-354 著者; J. Azuma, K. Takahashi, M. Kamada, H. Ohkuma, and S. Yamamoto
Direct observation of the dispersion and relaxation of photo-excited electrons in InAs; 2010年03月 発表情報; Phys. Rev. B, 81, 11, 113203 著者; J. Azuma, K. Takahashi and M. Kamada
Photoelectron Spectroscopic Study of Electronic Structures in L-Cysteine; 2010年03月 発表情報; J. Phys. Soc. Jpn., 79, 3, 034709 著者; M. Kamada, H. Sugiyama, K. Takahashi, J. Azuma, S. Kitajima, K. Ogawa, M. Sumimoto, K. Hori, and H. Fujimoto
Dynamics of photo-excited carriers on GaAs(100) surface studied by ultrafast time-resolved photoemission; 2009年01月 発表情報; Phys. Stat. Sol. (c), 6, 1, 307-310 著者; J. Azuma, S. Tokudomi, K. Takahashi and M. Kamada
Photostimulated detection of radiation defects produced by VUV light in BaF2; 2009年 発表情報; Radiation Measurements, 1-3 著者; O. Arimoto, M. Watanabe, T. Tsujibayashi, J. Azuma, M. Kamada, S. Nakanishi, H. Itoh and M. Itoh
Ultrafast Time Dependence of Surface Photo-Voltage Effect on p-type GaAs(100) Surface; 2008年01月 発表情報; Journal of Physical Society Japan, 77 著者; S. Tokudomi, J. Azuma, K. Takahashi and M. Kamada
Ultrafast Decay of Surface Photo-Voltage Effect on n-type GaAs(100) Surface; 2007年 発表情報; Journal of Physical Society Japan, 76 著者; S. Tokudomi, J. Azuma, K. Takahashi and M. Kamada
Development of the Experimental System for Time- and Angle-resolved Photoemission Spectroscopy; 2007年 発表情報; AIP series of conference proceedings, 879, 1218 著者; K. Takahashi, J. Azuma, S. Tokudomi and M. Kamada
Core exciton migration in Rb0.82Cs0.18Cl under excitation with synchrotron radiation and laser light; 2007年 発表情報; Journal of Luminescence, 122 著者; T. Tsujibayashi, J. Azuma, Y. Inabe, K. Toyoda, M. Kamada and M. Itoh
Infrared absorption change in single-walled carbon nanotubes observed by combination spectroscopy of synchrotron radiation and laser; 2006年11月 発表情報; Journal of Synchrotron Radiation, 13 著者; J. Azuma, M. Itoh, M. Koike, M. Kamada and M. Endo
Beamline for high-resolution angle-resolved photoemission at Saga Light Source; 2005年 発表情報; Journal of Electron Spectroscopy and Related Phenomena, 144 著者; K. Takahashi, Y. Kondo, J. Azuma and M. Kamada
Time-resolved study of Auger-free luminescence in two-photon excited BaF2 with use of synchrotron radiation and laser; 2005年 発表情報; phys. stat. sol. (c), 2 著者; T. Tsujibayashi, M. Itoh, J. Azuma, M. Watanabe, O. Arimoto, K. Toyoda, S. Nakanishi, H. Itoh and M. Kamada
Two-Photon Spectroscopy of Core Excitons in Barium Fluoride Using Synchrotron Radiation and Laser Light; 2005年 発表情報; Phys. Rev. Lett., 94 著者; T. Tsujibayashi, M. Itoh, J. Azuma, M. Watanabe, O. Arimoto, S. Nakanishi, H. Itoh and M. Kamada
Pump and Probe Spectroscopy using SR and Laser; 2005年 発表情報; Proceedings of International Conference VUVS 2005 著者; M. Kamada, J. Azuma, S. Tokudomi, S. Tanaka and K. Takahashi
Laser-induced infrared absorption in lead tungstate observed by laser-SR combined spectroscopy; 2005年 発表情報; Journal of Luminescence, 119 著者; M. Itoh, J. Azuma, T. Shimizu, M. Kamada, M. Kobayashi and Y. Usuki
Surface photovoltage effect and its time dependence in GaAs-GaAsP superlattice studied with combination of synchrotron and laser radiatio; 2004年 発表情報; JOURNAL OF APPLIED PHYSICS, 95, 2 著者; Tanaka, S / Nishitani, T / Nakanishi, T / More, S. D. / Azuma, J / Takahashi, K / Watanabe, O / Kamada, M
Design of Grazing Incident Monochromator for Saga Synchrotron Light; 2003年07月 発表情報; AIP Conference Proceedings, 705 著者; Y. Kondo, J. Azuma K. Takahashi and M. Kamada
Time-resolved photoemission system in nano- and micro-second region using SR and laser; 2003年07月 発表情報; AIP Conference Proceedings, 705 著者; K. Takahashi, S. Tanaka, J. Azuma and M. Kamada
Electronic band structure of ultraflat hexagonal bismuthene; 2024年02月 発表情報; International Symposium on Quantum Electronics (TSQS2024) 2024.2.13-16, Tokyo 著者; M. Imamura, H. Ikeda, R. Koyama, I. Yamamoto, J. Azuma, and K. Takahashi
Surface Atomic Structure and Valence Band Structure of Bulk SiGe Single Crystals; 2023年12月 発表情報; The 3rd Materials Research Meeting (MRM 2023) The 24th IUMRS-International Conference in Asia (IUMRS-ICA 2023), Kyoto International Conference Center, Japan, 2023.12.11-16 著者; Kazutoshi Takahashi, Masaki Imamura, Yuuki Umeda, Isamu Yamamoto, Junpei Azuma, Marina Takaira, Yoshihumi Ikoma, Yasutomo Arai
Status of Saga University Beamline; 2023年10月 発表情報; 60 years of Synchrotron Radiation in Japan (JPSR60), Okazaki 2023.10.24-25 著者; Kazutoshi Takahashi, Junpei Azuma, Masaki Imamura, Isamu Yamamoto, Deng Gaofeng, Katsuhiko Saito, and Qixin Guo
Angle-resolved photoemission study of ultra-flat bismuthene grown on Ag(111); 2023年10月 発表情報; Annual Meeting of the Japan Society of Vacuum and Surface Science 2023, 2023.10.31-11.2 Nagoya 著者; Kazutoshi Takahashi, Masaki Imamura, Haruto Ikeda, Ryosuke Koyama, Isamu Yamamoto, Junpei Azuma
Band Structure and Electron Dynamics at Ge(001) and (111) Surfaces; 2016年12月 発表情報; The 20th SANKEN International / The 15th SANKEN Nanotechnology Symposium 著者; Jun'ichi Kanasaki, Isamu Yamamoto, Junpei Azuma, Susumu Fukatsu
Temperature dependent Fermi surface in misfit cobaltites studied by ARPES; 2016年12月 発表情報; The 1st Asian Applied Physics Conference, Tsushima, 2016.12.3-4 著者; Sho-ichi Takakura, Isamu Yamamoto, Junpei Azuma and Makoto Maki
Unoccupied electronic states of 3d-transition metal phthalocyanine thin films; 2016年11月 発表情報; International Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications, Okazaki, 2016.11.23-25 著者; I. Yamamoto, O. Inoue, M. Imamura, K. Takahashi, J. Azuma
Electronic structure of surface conduction band of Ge(001)-c(4x2) and Ge(111)-c(2x8) surfaces studied by two-photon photoelectron spectroscopy; 2016年10月 発表情報; The 13th Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN 2016), Rome, 2016.10.9-15 著者; Isamu Yamamoto, Junpei Azuma, Jun’ichi Kanasaki
Electronic structure of ultrathin Bi(110) films on epitaxial graphene studied by SR and laser photoemission spectroscopy; 2016年10月 発表情報; 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, and Junpei Azuma
Unoccupied Electronic structure of BiAg surface alloy studied with two-photon photoemission spectroscopy; 2016年10月 発表情報; The 13th Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN 2016), Rome, 2016.10.9-15 著者; Masaki Imamura, Koutaro Matsuishi, Kazutoshi Takahashi, Isamu Yamamoto, and Junpei Azuma
Angle-resolved photoemission study of ultrathin Bi(110) films grown on epitaxial graphene; 2016年07月 発表情報; The 39th International Conference of Vacuum Ultraviolet and X-ray Physics (VUVX2016), Zurich, 2016.7.3-8 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, and Junpei 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 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma, and Masao Kamada
Linear Dichroism of Topological Surface State Studied by Angle-Resolved Multi-Photon Photoemission Spectroscopy; 2015年11月 発表情報; The 15th International Conference on the Formation of Semiconductor Interfaces 著者; I. Yamamoto, Y, Nogata, J. Azuma, M. Imamura, K, Takahashi and M. 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 著者; I. Yamamoto, Y. Nogata, J. Azuma, M. Imamura, K. Takahashi, M. Kamada
Photo-induced insulator-metal transition in Ti4O7
studied by time-resolved photoemission measurement; 2015年05月 発表情報; The 9th International Symposium on Ultrafast Surface Dynamics 著者; Junpei Azuma, Masayuki Watanabe, and Masao 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 著者; Kazutoshi Takahashi, Masaki Imamura, Isamu Yamamoto, Junpei Azuma and Masao 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 著者; I. Yamamoto, Y. Nogata, J. Azuma, M. Imamura, K. Takahashi, M. Kamada
Photo-induced Valence Change of the L-cysteine/Ag Grown in the Aqueous Solution; 2014年08月 発表情報; IUMRS-ICA 2014, Fukuoka Univ. 著者; T. Tsujibayashi, J. Azuma, I. Yamamoto, K. Takahashi and M. Kamada
Occupied and Unoccupied Electronic States of Au(111) Studied by Combined Use of AR1PPE and AR2PPE; 2014年08月 発表情報; IUMRS-ICA 2014, Fukuoka Univ. 著者; Y. Nogata, I. Yamamoto, J. Azuma, M. Imamura, K. Takahashi and M. 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; IUMRS-ICA 2014, Fukuoka Univ. 著者; I. Yamamoto, J. Azuma, K. Ogawa, M. Imamura, K. Takahashi and M. 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; IUMRS-ICA 2014, Fukuoka Univ. 著者; K. Takahashi, M. Imamura, I. Yamamoto, J. Azuma and M. Kamada
Photo-induced insulator-metal transition in magneli-phase Ti4O7 studied by time-resolved photoemission measurement; 2012年09月 発表情報; 12th International Conference on Electron Spectroscopy and Structure, Saint-Malo, France, September 16-21, 2012 著者; Junpei Azuma, Masayuki Watanabe, and Masao 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, S. Fujimasa, K. Takahashi, I. Yamamoto, J. Azuma, M. Kamada, and H. Yasuda
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
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
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 (ACSIN2011) 著者; M. Imamura, S. Fujimasa, K. Takahashi, I. Yamamoto, 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
Occupied and Unoccupied Electronic States of Manganese Phthalocyanine Thin Films; 2011年08月 発表情報; 28th European conference on surface science (ECOSS28) 著者; I. Yamamoto, J. Azuma, M. Imamura, K. Ogawa, K. Takahashi and M. Kamada
Electronic structures of the L-cysteine film on dental alloys; 2010年07月 発表情報; The 37th International conference on Vacuum Ultraviolet and X-ray Physics (VUVX2010) 著者; K. Ogawa, T. Tsujibayashi, K. Takahashi, J. Azuma, K. Kakimoto, and M. Kamada
Excited electronic state on Si(001) surface at initial stage of oxidation studied by two-photon photoemission spectroscopy; 2010年07月 発表情報; The 37th International conference on Vacuum Ultraviolet and X-ray Physics (VUVX2010) 著者; K. Takahashi, Y. Kurahashi, T. Koga, J. Azuma, and M. Kamada
Time- and angle-resolved two-photon photoemission study for the image-potential state on graphite; 2009年10月 発表情報; 11-th International Conference on Electronic Spectroscopy and Structure 著者; Kazutoshi Takahashi, Junpei Azuma, Masao Kamada
Surface electronic states on Cu(111) studied by time- and angle-resolved two-photon photoemission spectroscopy; 2009年10月 発表情報; 11-th International Conference on Electronic Spectroscopy and Structure 著者; Koji Ogawa, Junpei Azuma, Kazutoshi Takahashi, Masao Kamada
Ultrafast photoemission measurement for Surface Photo-Voltage effect on Cr/n-GaAs(100) surface; 2007年 発表情報; The 15th International Conference on Vacuum Ultraviolet Radiation Physics 著者; J. Azuma, S. Nagao, S. Tokudomi, K. Takahashi and M. Kamada
Ultrafast Time Dependence of Surface Photo-Voltage on GaAs(100); 2007年 発表情報; The 15th International Conference on Vacuum Ultraviolet Radiation Physics 著者; S. Tokudomi, J. Azuma, K. Takahashi and M. Kamada
Photoemission Study on Butterfly-Template ZnO; 2007年 発表情報; The 15th International Conference on Vacuum Ultraviolet Radiation Physics 著者; M. Kamada, H. Sugiyama, K. Takahashi, J. Azuma, J. Gu, W. Zhang, D. Zhang and Q. Guo
Development of the Ultrafast Time-Resolved Photoelectron Spectroscopy; 2005年02月 発表情報; 2nd International Symposium on Technologies and Applications of Photoelectron Micro-Spectroscopy with Laser-based VUV sources 著者; J. Azuma, S. Tokudomi, K. Takahashi and M. Kamada
Time-resolved photoemission micro-spectrometer using higher-order harmonics of Ti:sapphire laser; 2005年 発表情報; The Fourteenth International Conference on Vacuum Ultraviolet Radiation Physics 著者; J. Azuma, Y. Kondo and K. Kamada