Updated on 2022/07/19

写真a

 
IWAZUMI TOSHIAKI
 
Organization
Graduate School of Engineering Division of Physics and Electronics Professor
School of Engineering Department of Physics and Electronics
Title
Professor
Affiliation
Institute of Engineering
Affiliation campus
Nakamozu Campus

Position

  • Graduate School of Engineering Division of Physics and Electronics 

    Professor  2022.04 - Now

  • School of Engineering Department of Physics and Electronics 

    Professor  2022.04 - Now

Degree

  • 理学博士 ( University of Tsukuba )

Research Areas

  • Energy Engineering / Quantum beam science

  • Natural Science / Magnetism, superconductivity and strongly correlated systems  / X-ray Spectroscopy

Research subject summary

  • X線分光による固体物性研究

  • X線分光法の基礎研究

  • X線測定法開発

Research Career

  • X-ray Spectrosciopic Study of Solid

    Transition Metal Oxides, Cyanoides  Joint Research in Japan

    2005 - Now 

  • Fundamental Study of X-ray Spectroscopy

    Emission Spectroscopy, Polarization Dependence, Orientation Dependence  Joint Research in Japan

    1995 - Now 

  • Development of New Measurement Method using X-ray

    Emission Spectroscopy, Interferometer  Joint Research in Japan

    2012 - 2014 

Professional Memberships

Committee Memberships (off-campus)

  • 委員   日本物理学会託児室連絡会  

    2018.04 - 2019.03 

  • 委員   日本物理学会託児室連絡会  

    2017.04 - 2018.03 

  • 託児室世話人   日本物理学会託児室連絡会  

    2016.04 - 2017.03 

  • 託児室世話人   日本物理学会託児室連絡会  

    2015.04 - 2016.03 

Papers

  • Temperature dependence of electronic structure on the ferroelectric phase transition of BaTiO3 Reviewed

    Y. Tezuka, S. Nozawa, N. Nakajima, and T. Iwazumi

    Physical Review B 雑誌 American Physical Society   104   2021.12

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    Kind of work:Joint Work  

  • Mixed-valence state of the rare-earth compounds YbXCu4 (X = Mg, Cd, In, and Sn): Magnetic susceptibility, x-ray diffraction, and x-ray absorption spectroscopy investigations Reviewed

    H. Anzai, S. Ishihara, H. Shiono, K. Morikawa, T. Iwazumi, H. Sato, T. Zhuang, K. T. Matsumoto, and K. Hiraoka

    Physical Review B 雑誌   100   2019.12

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    Kind of work:Joint Work  

  • Yb LIII-edge and Cu K-edge x-ray absorption spectroscopy in YbCdCu4 and YbInCu4 Reviewed

    H. Anzai, S. Ishihara, H. Shiono, K. Mimura, T. Iwazumi, H. Sato, T. Zhuang, K. T. Matsumoto, and K. Hiraoka

    AIP Conf. Proc. 雑誌 AIP   2054   04006 - 1   2019

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    Kind of work:Joint Work  

  • Electronic Structure Study of CaCu3Ti4O12 by means of X-ray Raman Scattering

    Y. Tezuka, Y. Yokouchi, S. Sasaki, S. Nakamoto, K. Nishiyama, M. Mikami, H.J. Im, T. Watanabe, S. Nozawa, N. Nakajima, and T. Iwazumi

    J. Elec. Spectro. and Related Phenomena 雑誌   220   114 - 117   2017

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    Kind of work:Joint Work  

  • Core Excitations in Resonant X-ray Raman Scattering of Titanium Oxides: An Approach for Electronic Structures Reviewed

    Y. Tezuka, T. Sasaki, Y. Fujita, T. Iwamoto, H. Osawa, S. Nozawa, N. Nakajima, H. Sato, T. Iwazumi

    J. Phys. Soc. Jpn. 雑誌 日本物理学会   83   014707 - 1   2014

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    Kind of work:Joint Work  

  • UV-Induced Charge in the Electronic Structure of SrTiO3 at Low Temperature Probed by Resonant X-ray Emission Spectroscopy Reviewed

    S. Kawakami, N. Nakajima, T. Takigawa, M. Nakatake, H. Maruyama, Y. Tezuka, T. Iwazumi

    Journal of Physical Society of Japan 雑誌   82   2013

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    Kind of work:Joint Work  

  • Photoinduced Local Symmetry Breaking in SrTiO3 Reviewed

    S. Nozawa, T. Iwazumi, H. Osawa, T. Uozumi

    Applied Physics Express 雑誌   6   2013

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    Kind of work:Joint Work  

  • Observation of π backbonding features appearing in Fe 2p X-ray absorption spectra and Fe 1s-4p-1s resonant X-ray emission spectra of RbMn[Fe(CN)6] Reviewed

    Y. Kitajima, Y. Nanba, M. Tanaka, Y. Koga, A. Ueno, K. Nakagawa, H. Tokoro, S. Ohkoshi, T. Iwazumi, K. Okada, Y. Isozumi

    Journal of Physics: Conference Series 雑誌   430   2013

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    Kind of work:Joint Work  

  • Enhancement of dielectric constant of BaTiO3 nanoparticles studied by resonant x-ray emission spectroscopy Reviewed

    N. Nakajima, M. Oki, Y. Isohama, H. Maruyama, Y. Tezuka, K. Ishiji, T. Iwazumi, and K. Okada

    Physical Review B 雑誌   86   2012

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    Kind of work:Joint Work  

  • Polarization-dependent Ti K X-ray absorption and emission studies of Ti2O3 single crystal

    H. Sato, H. Maso, Y. Utsumi, H. Kurihara, Y. Mukaegawa, Y. Tezuka, T. Iwazumi, F. Iga, M. Tsubota, H. Namatame, and M. Taniguchi

    J. Elec. Spectro. and Related Phenomena 雑誌   184   2011

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    Kind of work:Joint Work  

  • Effects of hole doping in electronic states of La1-xSrxMnO3 probed by magnetic Compton scattering Reviewed

    T. Mizoroki, M. Itou, Y. Taguchi, T. Iwazumi, and Y. Sakurai

    Applied Physics Letters 雑誌   98   2011

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    Kind of work:Joint Work  

  • Tetragonal-cubic phase transition in BaTiO3 probed by resonant x-ray emission spectroscopy Reviewed

    Y. Isohama, N. Nakajima, H. Maruyama, Y. Tezuka, and T. Iwazumi

    J. Elec. Spectro. and Related Phenomena 雑誌   184   2011

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    Kind of work:Joint Work  

  • Observation of the fixed Fe-CN-Mn cluster in cesium manganese hexacyanoferrate Reviewed

    K. Ishiji, M. Deguchi, K. Kawamura, N. Nakajima, T. Matsuda, H. Tokoro, S. Ohkoshi, and T. Iwazumi

    Journal of Physical Society of Japan 雑誌   79   2010

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    Kind of work:Joint Work  

  • Observation of X-ray-induced phase transition phenomenon of cesium manganese hexacyanoferrate Reviewed

    K. Ishiji, M. Deguchi, N. Nakajima, T. Matsuda, H. Tokoro, S. Ohkoshi, and T. Iwazumi

    Journal of Physics: Conference Series 雑誌   148   2009

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    Kind of work:Joint Work  

  • First observation of soft X-ray induced phase transition of RbMn[Fe(CN)6] studied by Fe L-edge X-ray absorption spectroscopy Reviewed

    Y. Kitajima, K. Ishiji, T. Matsuda, H. Tokoro, S. Ohkoshi, and T. Iwazumi

    Journal of Physics: Conference Series 雑誌   148   2009

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    Kind of work:Joint Work  

  • Luminescence mechanism of (Pr, Al)-doped SrTiO3 fine particles investigated by x-ray absorption spectroscopy Reviewed

    M. Deguchi, N. Nakajima, K. Kawakami, N. Ishimatsu, H. Maruyama, C. Moriyoshi, Y. Kuroiwa, S. Nozawa, K. Ishiji, and T. Iwazumi

    Physical Review B 雑誌   78   2008

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    Kind of work:Joint Work  

  • Observation of a phase transition of cesium manganese hexacyanoferrates by x-ray absorption spectroscopy Reviewed

    K. Ishiji, T. Matsuda, H. Tokoro, T. Iwazumi, K. Hashimoto, and S. Ohkoshi

    J. Phys. Chem. Solids 雑誌   68   2007

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    Kind of work:Joint Work  

  • Direct Observation of the Quantum Fluctuation Controlled by Ultraviolet Irradiation in SrTiO3 Reviewed

    S. Nozawa, T. Iwazumi, and H. Osawa

    Physical Review B 雑誌   72   2005

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    Kind of work:Joint Work  

  • Resonant Inelastic X-ray Scattering at the K Edge of Ge Reviewed

    Y. Nishikawa, M. Usuda, J. Igarashi, H. Shoji, and T. Iwazumi

    Journal of Physical Society of Japan 雑誌   73   2004

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Resonant Inelastic X-ray Scattering in Magnetic Materials Reviewed

    T. Iwazumi

    X-ray and Inner-Shell Processes 著書   2003

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    Kind of work:Single Work  

  • Thermal phase transition of RbMnFe(CN)6 observed by X-ray emission and absorption spectroscopy Reviewed

    H. Osawa, T. Iwazumi, H. Tokoro, S. Ohkoshi, K. Hashimoto, H. Shoji, E. Hirai, T. Nakamura, S. Nanao, and Y. Isozumi

    Solid State Commun. 雑誌   125   2003

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    Kind of work:Joint Work  

  • Resonant X-ray Emission Spectra by the Quadrupole Excitation in MnO Reviewed

    H. Shoji, M. Taguchi, E. Hirai, T. Iwazumi, A. Kotani, S. Nanao, and Y. Isozumi

    Journal of Physical Society of Japan 雑誌   72   2003

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Resonant X-ray Emission Spectroscopy for Sm L3M4,5 and L2M4 in Sm21Co79 Amorphous Alloy Reviewed

    T. Nakamura, H. Shoji, E. Hirai, S. Nanao, K. Fukui, H. Ogasawara, A. Kotani, T. Iwazumi, I. Harada, R. Katano, and Y. Isozumi

    Physical Review B 雑誌   67   2003

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    Kind of work:Joint Work  

  • Resonant Lα X-ray Raman Scattering Spectra of CeF3, CeO2 and CeB6 Reviewed

    S. Nakai, T. Watanabe, K. Sasaki, T. Iwasaki, M. Odaka, T. Kashiwakura, T. Yamazaki, and T. Iwazumi

    Surface Review Letters 雑誌   9   2002

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    Kind of work:Joint Work  

  • Spin State Transitions in Iron Spin-Crossover Complex Observed with X-ray Emission and X-ray Absorption Reviewed

    H. Osawa, T. Iwazumi, H. Shoji, E. Hirai, T. Nakamura, Y. Ogawa, T. Ishikawa, S. Koshihara, R. Katano, Y. Isozumi, and S. Nanao

    Phase Transitions 雑誌   75   2002

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    Kind of work:Joint Work  

  • MCD of resonant inelastic x-ray scattering of 3d5/2→2p3/2 at the Ho LIII-edge in Ho3Fe5O12 Reviewed

    T. Nakamura, N. Kawamura, T. Iwazumi, H. Maruyama, A. Urata, H. Shoji, S. Nanao, S. Kishimoto, R. Katano, and Y. Isozumi

    Journal of Synchrotron Radiation 雑誌   8   2001

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Resonant X-ray Emission Spectroscopy in Longitudinal and Transverse Geometries Reviewed

    K. Fukui, H. Ogasawara, A. Kotani, T. Iwazumi, H. Shoji, and T. Nakamura

    Journal of Physical Society of Japan 雑誌   70   2001

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Resonant X-ray Emission Spectroscopy in the Transverse Geometry Reviewed

    K. Fukui, H. Ogasawara, A. Kotani, T. Iwazumi, H. Shoji, and T. Nakamura

    Journal of Physical Society of Japan 雑誌   70   2001

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    Kind of work:Joint Work  

  • Resonant X-ray Emission Spectra of K2Ni(CN)4H2O at the Ni K-Edge Reviewed

    Y. Takata, T. Iwazumi, and N. Kosugi

    Journal of Synchrotron Radiation 雑誌   8   2001

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Gd 3d-2p and 4d-2p X-ray Emission in ferrimagnetic Gd-Co amorphous Reviewed

    T. Iwazumi, T. Nakamura, H. Shoji, K. Kobayashi, S. Kishimoto, R. Katano, Y. Isozumi, and S. Nanao

    Journal of Physics and Chemistory of Solid 雑誌   61   2000

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of X-ray Emission Spectra for 2p1s Decay in a Co Metal Reviewed

    T. Nakamura, H. Shoji, T. Iwazumi, S. Nanao, S. Kishimoto, R. Katano, and Y. Isozumi

    Physical Review B 雑誌   62   2000

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    Kind of work:Joint Work  

  • Scattering Angle Dependence on Magnetic Circular Dichroism of Resonant Inelastic X-ray Scattering Reviewed

    T. Iwazumi, K. Kobayashi, T. Tominaga, T. Nakamura, S. Nanao, S. Kishimoto, D. Ohsawa, R. Katano, and Y. Isozumi

    Journal of Synchrotron Radiation 雑誌   6   1999

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    Kind of work:Joint Work  

  • Resonant Inelastic X-ray Scattering in Ni Compounds Reviewed

    H. Shoji, S. Nanao, K. Kobayashi, T. Iwazumi, S. Kishimoto, R. Katano, and Y. Isozumi

    Japanese Journal of Applied Physics 雑誌   38-1   1999

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    Kind of work:Joint Work  

  • Magnetic Circular Dichroism of Lanthanoid L2,15 Fluorescence Spectra of Magnetic Lanthanoid Compounds Reviewed

    T. Iwazumi, K. Kobayashi, S. Kishimoto, T. Nakamura, S. Nanao, D. Ohsawa, R. Katano, Y. Isozumi, and H. Maruyama

    Journal of Electron Spectroscopy and Related Phenomena 雑誌   92   1998

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    Kind of work:Joint Work  

  • Resonant X-ray magnetic scattering from the twisted states of an Fe/Gd multilayer Reviewed

    H. Hashizume, N. Ishimatsu, O. Sakata, T. Iizuka, N. Hosoito, K. Namikawa, T. Iwazumi, G. Srajer, C. T. Venkataraman, J. C. Lang, C. S. Nelson, and L. E. Berman

    Physica B 雑誌   248   1998

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    Kind of work:Joint Work  

  • X-ray Magnetic Circular Dichroism of Multi-Electron Excitation by Fluorescence Spectroscopy Reviewed

    T. Nakamura, S. Nanao, T. Iwazumi, K. Kobayashi, S. Kishimoto, D. Ohsawa, R. Katano, and Y. Isozumi

    Journal of Electron Spectroscopy and Related Phenomena 雑誌   92   1998

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    Kind of work:Joint Work  

  • X-ray Reflectivity at the L Edges of Gd Reviewed

    N. Ishimatsu, C. T. Venkataraman, H. Hashizume, N. Hosoito, K. Namikawa, and T. Iwazumi

    Journal of Synchrotron Radiation 雑誌   4   1997

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    Kind of work:Joint Work  

  • Magnetic Resonance Effect in X-ray Resonant Raman Scattering Reviewed

    T. Iwazumi, K. Kobayashi, S. Kishimoto, T. Nakamura, S. Nanao, D. Ohsawa, R. Katano, and Y. Isozumi

    Physical Review B 雑誌   56   1997

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    Kind of work:Joint Work  

  • Spin polarization of La 5d-state in La1-xSrxMnO3 Reviewed

    K. Kobayashi, T. Iwazumi, S. Suga, S. Imada, T. Muro, Y. Tokura, and Y. Moritomo

    Physica B 雑誌   237-238   1997

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    Kind of work:Joint Work  

  • X-ray circular dichroic Bragg reflections from a GdCo/Ag multilayer Reviewed

    H. Hashizume, N. Ishimatsu, O. Sakata, N. Hosoito,T. Emoto, K-B. Lee, D-R Lee, and T. Iwazumi

    Japanese Journal of Applied Physics 雑誌   36   1997

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    Kind of work:Joint Work  

  • Magnetic Circular X-ray Dichroism at Pd L2,3-edges in Fe-Pd Alloys Reviewed

    K. Kobayashi, H. Maruyama, T. Iwazumi, N. Kawamura, and H. Yamazaki

    Solid State Communications 雑誌   97   1996

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    Kind of work:Joint Work  

  • Magnetic Circular X-ray Dichroism Measurements in 3 keV Region: At Pd L2,3-edges in 3d Transition Metals (TM)-Pd Alloys (TM = Fe, Co, Ni) Reviewed

    K. Kobayashi, H. Maruyama, T. Iwazumi, N. Kawamura, I. Inoue, and H. Yamazaki

    Journal of Electron Spectroscopy and Related Phenomena 雑誌   78   1996

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    Kind of work:Joint Work  

  • X-ray circular magnetic dichroism as a probe of spin reorientation transitions in Nd2Fe14B and Er2Fe14B systems Reviewed

    J. Chaboy, A. Marcelli, L.M. Garcia, J. Bartolome, M.D. Kyz'min, H. Maruyama, K. Kobayashi, H. Kawata and T. Iwazumi

    Journal of Magnetism and Magnetic Materials 雑誌   140-144   1995

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    Kind of work:Joint Work  

  • Magnetic EXAFS study of pure Fe and Fe-oxides at Fe K-edge Reviewed

    K. Kobayashi, H. Maruyama, H. Maeda, T. Iwazumi, H. Kawata, and H. Yamazaki

    Physica B 雑誌   208-209   1995

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    Kind of work:Joint Work  

  • New beamline (BL-28B) for circularly polarized x-rays at the Photon Factory Reviewed

    T. Iwazumi, A. Koyama, and Y. Sakurai

    Review of Scientific Instruments 雑誌   66   1995

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    Kind of work:Joint Work  

  • First measurement of site-specific normal and magnetic XANES by using a standing wave field Reviewed

    H. Kawata, T. Iwazumi, N. Shiotani, and F. Itoh

    Resonant Anomalous X-ray Scattering, Theory and Applications 雑誌   1994

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    Kind of work:Joint Work  

  • The high-resolution magnetic Compton profile of Fe-5.8 at. % Si Reviewed

    Y. Sakurai, Y. Tanaka, T. Ohata, Y. Watanabe, S. Nanao, Y. Ushigami, T. Iwazumi, H. Kawata, and N. Shiotani

    Journal of Physics: Condensed Matter 雑誌   6   1994

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    Kind of work:Joint Work  

  • X-ray Circular Magnetic Dichroism (XCMD) as a probe of the Dynamics of the Spin Reorientation Transitions in Nd2Fe14B and Er2Fe14B systems Reviewed

    J. Chaboy, A. Marcelli, L.M. Garcia, J. Bartolome, M. Kyz'min, H. Maruyama, K. Kobayashi, H. Kawata and T. Iwazumi

    Europhysics Letters 雑誌   28   1994

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    Kind of work:Joint Work  

  • Momentum Distribution of Valence Electrons in a Single Al-Li-Cu Icosahedral Quasicrystal Reviewed

    Y. Tanaka, Y. Sakurai, S. Nanao, N. Shiotani, M. Ito, N. Sakai, H. Kawata, and T. Iwazumi

    Journal of Physical Society of Japan 雑誌   63   1994

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    Kind of work:Joint Work  

  • Compton Scattering Study of Electron Momentum Density in Vanadium Reviewed

    N. Shiotani, Y. Tanaka, Y. Sakurai, N. Sakai, M. Ito, F. Itoh, T. Iwazumi, and H. Kawata

    Journal of Physical Society of Japan 雑誌   62   1993

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    Kind of work:Joint Work  

  • An Investigation of the Cross-Section for Magnetic Compton Scattering Reviewed

    D. N. Timms, E. Zukowski, M. J. Cooper, D. Laundy, S. P. Collins, F. Itoh, H. Sakurai, T. Iwazumi, H. Kawata, M. Ito, N. Sakai, and Y. Tanaka

    Journal of Physical Society of Japan 雑誌   62   1993

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    Kind of work:Joint Work  

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Books and Other Publications

  • 放射光X線磁気分光と散乱

    小谷 章雄、橋爪 弘雄、岩住 俊明 他( Role: Joint author)

    アイピーシー  2007.04  ( ISBN:978-4-901493-01-7

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    Responsible for pages:p.114〜p.125  

Presentations

  • Aサイト秩序型ペロブスカイトCaCu3Ti4O12の電子構造の角度依存性 Domestic conference

    手塚泰久,浅利真人,加藤梨紗,任皓駿,渡辺孝男,野澤俊介,中島伸夫,岩住俊明

    日本物理学会第77回年次大会  2022.03  日本物理学会

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    Presentation type:Oral presentation (general)  

    Venue:岡山 現地+オンライン開催  

  • 共鳴X線ラマン散乱による遷移金属酸化物の非占有電子構造の研究 Domestic conference

    手塚泰久,浅利真人,加藤梨紗,野澤俊介,中島伸夫,岩住俊明

    第35回日本放射光学会年会・放射光科学合同シンポジウム  2022.01  日本放射光学会

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    Presentation type:Oral presentation (general)  

    Venue:東京 現地+オンライン開催  

  • 共鳴X線ラマン散乱による遷移金属酸化物の非占有電子構造の研究II Domestic conference

    手塚泰久,浅利真人,加藤梨紗,野澤俊介,中島伸夫,岩住俊明

    日本物理学会2021年秋季大会  2021.09  日本物理学会

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    Presentation type:Oral presentation (general)  

    Venue:オンライン開催  

Outline of collaborative research (seeds)

  • 内殻分光による電子構造研究

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    内殻分光法を用いて物質の電子状態を測定する。

  • 光反応生物質の研究

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    光に反応する物質の電子状態を内殻分光法を用いて調べる

Charge of on-campus class subject

  • Selected Topics in Solid State Physics

    2021    

  • Advanced Physics Lab

    2021   Practical Training  

  • Advanced Physics Lab

    2021   Practical Training  

  • Advanced Optical Properties of Matter

    2021    

  • Synchrotron Radiation Science

    2021    

  • Advanced Physics Lab

    2021   Practical Training  

  • Advanced Physics Lab

    2021   Practical Training  

  • General Physics AI

    2021    

  • Advanced Physics Lab

    2021   Practical Training  

  • Advanced Physics Lab

    2021   Practical Training  

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Number of papers published by graduate students

  • 2021

    Number of undergraduate student / college student presentations:Number of graduate students presentations:4

Social Activities

  • 教員免許状更新講習

    2019.04 - 2020.03

  • 「未来の博士」育成ラボ

    2019.04 - 2020.03

  • 関西科学塾

    2019.04 - 2020.03

  • 関西科学塾

    2018.04 - 2019.03

  • 関西科学塾

    2017.04 - 2018.03

  • ひらめき☆ときめきサイエンス

    2017.04 - 2018.03

  • ひらめき☆ときめきサイエンス

    2016.04 - 2017.03

  • 関西科学塾

    2016.04 - 2017.03

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