PUBLICATIONS

2024

Article
  1. Structure of Bi2Rh3Se2 above and below charge density wave transition determined by Bi La and Lg X-ray fluorescence holography
    Zhiyan Zhang, Ritsuko Eguchi, Halubai Sekhar, Koji Kimura, Naohisa Happo, Yuki Yamamoto, Masaki Utsumi, Hidenori Goto, Koichi Hayashi, Yoshihiro Kubozono
    Physical Chemistry Chemical Physics 26, 28234 (2024).
    https://doi.org/10.1039/D4CP02694B
  2. Ca-induced phonon softening in BaTi⁢O3 revealed by inelastic x-ray and neutron scattering
    K. Kimura, S. Tsutsui, Y. Yamamoto, A. Nakano, K. Kawamura, R. Kajimoto, K. Kamazawa, A. Martin, K. G. Webber, K. Kakimoto, K. Hayashi
    Physical Review B 110, 134314 (2024).
    https://doi.org/10.1103/PhysRevB.110.134314
  3. Thermal insulation enhanced by the dopant-induced phonon softening discovered in thermoelectric Heusler compounds
    Koji Kimura, Satoshi Tsutsui, Hidetoshi Miyazaki, Shuma Nakagami, Yoichi Nishino, Koichi Hayashi
    Acta Materialia 281, 120439 (2024).
    https://doi.org/10.1016/j.actamat.2024.120439
  4. Atomic Imaging of BaTiO3 by Multiple-Wavelength Neutron Holography
    Kota Yamakawa, Hajime Nakada, Koji Kimura, Kenichi Oikawa, Masahide Harada, Yasuhiro Inamura, Kenji Ohoyama, Koichi Hayashi
    Journal of the Physical Society of Japan 93, 104601 (2024).
    https://doi.org/10.7566/JPSJ.93.104601
  5. Field-induced effects and ferroelectric critical endpoint in (K0.95Li0.05)(Nb1–xTax)O3 single crystals
    Makoto Iwata, Shouma Tagata, Tomoya Koketsu, Yoshinori Takikawa, Hidetoshi Miyazaki, Koji Kimura
    Japanese Journal of Applied Physics 63, 7 (2024).
    https://doi.org/10.35848/1347-4065/ad6165
  6. Fulleride superconductivity tuned by elastic strain due to cation compositional disorder
    H. Esma Okur, Ross H. Colman, Yasuhiro Takabayashi, Peter Jeglič, Yasuo Ohishi, Kenichi Kato, Denis Arčon, Yoshiki Kubota, Kosmas Prassides
    Chemical Science 15, 16485-16493 (2024).
    https://doi.org/10.1039/D4SC03399J
  7. Intermediate multidomain state in single-crystalline Mn-doped BiFeO3 thin films during ferroelectric polarization switching
    Seiji Nakashima, Koji Kimura, Naohisa Happo, Artoni Kevin R. Ang, Yuta Yamamoto, Halubai Sekhar, Ai I. Osaka, Koichi Hayashi & Hironori Fujisawa
    Scientific Reports 14，14358 (2024).
    https://doi.org/10.1038/s41598-024-65215-w
  8. In-situ Study of Solid-Liquid Interface Structure of Zinc-anode Battery by X-ray Total Reflection
    Yasuhiro Takabayashi, Takahiro Yoshikawa, Kairi Fujii, Keisuke Kibino, Koji Kimura, So Fujinami, Koichi Hayashi
    e-Journal of Surface Science and Nanotechnology (2024).
    https://doi.org/10.1380/ejssnt.2024-017
  9. Superstructure of Fe5−xGeTe2 Determined by Te K-Edge Extended X-ray Absorption Fine Structure and Te Kα X-ray Fluorescence Holography
    Ritsuko Eguchi, Halubai Sekhar, Koji Kimura, Hirokazu Masai, Naohisa Happo, Mitsuki Ikeda, Yuki Yamamoto, Masaki Utsumi, Hidenori Goto, Yasuhiro Takabayashi, Hiroo Tajiri, Koichi Hayashi, Yoshihiro Kubozono
    ACS Omega 9, 21287-21297 (2024).
    https://doi.org/10.1021/acsomega.4c01395
  10. Development of instruments for imaging of local magnetic structure by magnetic neutron holography
    Tomoya Kanno, Kenji Ohoyama, Hajime Nakada, Yuto Fukui, Kota Yamakawa, Shota Hoshi, Motoki Takano, Yodai Kobayashi, Yuka Tomimatsu, Shingo Takahashi, Takayuki Oku, Takuya Okudaira, Ryuju Kobayashi, Shusuke Takada, Masahide Harada, Kenichi Oikawa, Yasuhiro Inamura, Toetsu Shishido, Keisuke Sato, Koichi Hayashi
    Nuclear Instruments and Methods in Physics Research A 1064，169349 (2024).
    https://doi.org/10.1016/j.nima.2024.169349
  11. Nanophase separation in K1-xCaxC8 revealed by X-ray fluorescence holography and extended X-ray absorption fine structure
    Naohisa Happo, Atsushi Kubota, Xiaofan Yang, Ritsuko Eguchi, Hidenori Goto, Mitsuki Ikeda, Koji Kimura, Yasuhiro Takabayashi, Jens R. Stellhorn, Shinjiro Hayakawa, Koichi Hayashi, Yoshihiro Kubozono
    Chemistry of Materials 36, 4135-4143 (2024).
    https://doi.org/10.1021/acs.chemmater.3c02832
  12. On the Structural and Vibrational Properties of Solid Endohedral Metallofullerene Li@C60
    Martina Vrankić, Takeshi Nakagawa, Melita Menelaou, Yasuhiro Takabayashi, Naoya Yoshikane, Keisuke Matsui, Ken Kokubo, Kenichi Kato, Saori Kawaguchi-Imada, Hirokazu Kadobayashi, John Arvanitidis, Yoshiki Kubota, Kosmas Prassides
    Inorganics 12, 99 (2024).
    https://doi.org/10.3390/inorganics12040099
  13. Operando combined SAXS/XRD/XAFS measurements of lithium conversion battery
    Yasuhiro Takabayashi, Koji Kimura, Takeshi Miyazaki, Kazuki Yoshii, Hikari Sakaebe, Masahiro Shikano, Nobuhiko Takeichi, Tomotaka Nakatani, So Fujinami, Hisao Kiuchi, Misaki Katayama, Tatsumi Hirano, Koichi Hayashi
    Advanced Sustainable Systems 8, 2300571 (2024).
    https://doi.org/10.1002/adsu.202300571
  14. Pressure dependence of the structural and superconducting properties of the Bi-based superconductor Bi2Pd3Se2
    Zhiyan Zhang, Mitsuki Ikeda, Masaki Utsumi, Yuki Yamamoto, Hidenori Goto, Ritsuko Eguchi, Yen-Fa Liao, Hirofumi Ishii, Yasuhiro Takabayashi, Koichi Hayashi, Ryusuke Kondo, Tatsuo Kobayashi, Yoshihiro Kubozono
    Inorganic Chemistry 63, 2553–2561 (2024).
    https://doi.org/10.1021/acs.inorgchem.3c03737
  15. Atomic and Electronic Structures on a Mordenite Zeolite
    Shinya Hosokawa , Hitoshi Sato, Yasuhisa Tezuka, Jun-ichi Adachi, Koji Kimura, Koichi Hayashi, Shinji Kohara, Hiroo Tajiri, Kentaro Kobayashi, Akihide Koura, Fuyuki Shimojo
    e-Journal of Surface Science and Nanotechnology 22, 1, 25-31 (2024).
    https://doi.org/10.1380/ejssnt.2023-063
  16. Observation of the superstructure in Fe5-xGeTe2 by X-ray fluorescence holography
    Ritsuko Eguchi, Mitsuki Ikeda, Yuki Yamamoto, Hidenori Goto, Naohisa Happo, Koji Kimura, Koichi Hayashi, and Yoshihiro Kubozono
    Inorganic Chemistry 63, 2, 947–953 (2024).
    https://doi.org/10.1021/acs.inorgchem.3c02254
Review
  1. Recent advances in atomic resolution three-dimensional holography
    Hiroshi Daimon,Tomohiro Matsushita,Fumihiko Matsui,Koichi Hayashi, and Yusuke Wakabayashi
    Advances in Physics: X 9, 2350161 (2024).
    https://doi.org/10.1080/23746149.2024.2350161

2023

Article
  1. Investigation of ferroelectric Ba1−xCaxZryTi1−yO3 single crystal by in situ temperature-dependent x-ray diffraction and first-principles calculations
    Ahmed Gadelmawla, Samuele Spreafico, Frank W. Heinemann, Daisuke Urushihara, Donglin Liu, Qiang Li, Qingfeng Yan, Davide Ceresoli, Koji Kimura, Kouichi Hayashi, Bernd Meyer and Kyle G. Webber
    Journal of Applied Physics 134, 144104 (2023).
    https://doi.org/10.1063/5.0167348
  2. Local atomic structure of V-doped BiFeO3 thin films measured by X-ray fluorescence holography
    Kazuki Arima, Seiji Nakashima, Koji Kimura, Koichi Hayashi, Naohisa Happo and Hironori Fujisawa
    Japanese Journal of Applied Physics 62, SM1017 (2023).
    https://doi.org/10.35848/1347-4065/ace728
  3. Atomic structure of ZrO2-doped Li2O–SiO2-based multi-component glasses revealed by molecular dynamics–reverse Monte Carlo modeling
    R. Toyoda, K. Usui, T. Hirota, K. Kimura, Y. Onodera, M.R. Cicconi, R. Belli, M. Brehl, J. Lubauer, U. Lohbauer, H. Tajiri, K. Ikeda, T. Hayakawa, D. de Ligny, S. Kohara, K. Hayashi
    Journal of Non-Crystalline Solids 616, 122472 (2023).
    https://doi.org/10.1016/j.jnoncrysol.2023.122472
  4. Pressure dependence of superconductivity in alkaline earth metal-doped FeSe: toward completion of the phase diagram of superconducting transition temperature versus FeSe layer distance
    Mitsuki Ikeda, Huan Li, Zhiyan Zhang, Yuki Yamamoto, Hidenori Goto, Ritsuko Eguchi, Hirofumi Ishii, Yen-Fa Liao, Yasuhiro Takabayashi, Koichi Hayashi, and Yoshihiro Kubozono
    Chemistry of Materials 35, 4338–4346 (2023).
    https://doi.org/10.1021/acs.chemmater.3c00391
  5. Direct Observation of Group‑V Dopant Substitutional Defects in CdTe Single Crystals
    Akira Nagaoka, Koji Kimura, Artoni Kelvin R. Ang, Yasuhiro Takabayashi, Kenji Yoshino, Qingde Sun, Baoying Dou, Su-Huai Wei, Koichi Hayashi, and Kensuke Nishioka
    Journal of the American Chemical Society 145, 9191–9197 (2023).
    https://doi.org/10.1021/jacs.3c01248
  6. Influence of temperature-induced A-site cation redistribution on the functional properties of A-site complex polar perovskite K½Bi½TiO3
    Gina E. Eyoum, Udo Eckstein, Hana Ursic, Monica Pinto-Salazar, Gerd Buntkowsky, Pedro B. Groszewicz, Stefano Checchia, Kouichi Hayashi, Kyle G. Webbera and Neamul H. Khansur
    Journal of Materials Chemistry A 11, 8285-8298 (2023).
    https://doi.org/10.1039/D3TA00808H
  7. Effects of Oxygen on Lattice Defects in Single-Crystalline Mg2Si Thermoelectrics
    Kei Hayashi, Sota Kawamura, Yusuke Hashimoto, Noboru Akao, Zhicheng Huang, Wataru Saito,Kaichi Tasaki, Koichi Hayashi, Tomohiro Matsushita and Yuzuru Miyazaki
    Nanomaterials, 13, 1222 (2023).
    https://doi.org/10.3390/nano13071222
  8. Semiconductor–metal transition in Bi2Se3 caused by impurity doping
    Takaki Uchiyama, Hidenori Goto, Eri Uesugi, Akihisa Takai, Lei Zhi, Akari Miura, Shino Hamao, Ritsuko Eguchi, Hiromi Ota, Kunihisa Sugimoto, Akihiko Fujiwara, Fumihiko Matsui, Koji Kimura, Kouichi Hayashi, Teppei Ueno, Kaya Kobayashi, Jun Akimitsu & Yoshihiro Kubozono
    Scientific Reports 13, 537 (2023).
    https://doi.org/10.1038/s41598-023-27701-5
  9. Development of serial X-ray fluorescence holography for radiation-sensitive protein crystals
    A. K. R. Ang, Y. Umena, A. Sato-Tomita, N. Shibayama, N. Happo, R. Marumi, Y. Yamamoto, K. Kimura, N. Kawamura, Y. Takano, T. Matsushita, Y. C. Sasaki, J.-R. Shen and K. Hayashi
    Journal of Synchrotron Radiation 30, 368-378 (2023).
    https://doi.org/10.1107/S1600577522011833
  10. Controlling dielectric properties of Nb + X (X = Al, Ga, In) co-doped and Nb-doped rutile-type TiO2 single crystals
    Shota Kakimoto,Yujiro Hashimoto,Taro Kuwano,Koji Kimura,Kouichi Hayashi,Manabu Hagiwara,Kazuhiko Deguchi and Hiroki Taniguchi
    Journal of Materials Chemistry C 11, 1304-1310 (2023).
    https://doi.org/10.1039/d2tc03914a
Review
  1. Basics and Front of X-ray Fluorescence Holography
    Kouichi Hayashi
    Journal of the Japanese Association for Crystal Growth 49-4-05 (2023).
    https://doi.org/10.19009/jjacg.49-4-05
  2. Efforts in the Project of Transformative Research Areas "Hyperordered Structures Science"
    Kouichi Hayashi
    Ceramics Japan 58, 8, 502 - 504 (2023).
    https://member.ceramic.or.jp/journal/vol_no/58/08/58_08.html
  3. Observation of Hyperordered Structures by Means of X-ray Fluorescence Holography
    Koji Kimura, Kouichi Hayashi
    Ceramics Japan 58, 8, 539 - 542 (2023).
    https://member.ceramic.or.jp/journal/vol_no/58/08/58_08.html
Special issue, Proceedings
  1. Local Structures of Fe0.08Co0.92 Studied by X-ray Fluorescence Holography
    Yuto Fukui, Tomoya Kanno, Kota Yamakawa, Hajime Nakada, Yodai Kobayashi, Keiko Widyanisa, Yuka Tomimatsu, Koji Kimura, Toetsu Shishido, Naohisa Happo, Kenji Ohoyama, Koichi Hayashi
    e-Journal of Surface Science and Nanotechnology, 21,305-309 (2023).
    https://doi.org/10.1380/ejssnt.2023-054
  2. Single Crystal Growth with Flux Method and Local Structure Analysis around Fe Using X-ray Fluorescence Holography for Multiferroic Pb(Fe1/2Ta1/2)O3
    Yuto Inoue, Koji Kimura, Masato Maruyama, Naohisa Happo, Toru Asaka, Makoto Iwata, Tomohiro Matsushita, Koichi Hayashi
    e-Journal of Surface Science and Nanotechnology, 21,278-283 (2023).
    https://doi.org/10.1380/ejssnt.2023-048
  3. Local Structural Analysis around Solute-Element in Annealed Mg99.2Zn0.2Y0.6 Alloy Using X-ray Fluorescence Holography
    Koji Kimura, Daisuke Egusa, Koji Hagihara, Naohisa Happo, Naomi Kawamura, Hiroo Tajiri, Kouichi Hayashi, Eiji Abe
    Materials Transactions 64 ,4(2023).
    https://www.jstage.jst.go.jp/article/matertrans/64/4/64_MT-MD2022009/_article
  4. Multiple-site Ag doping in Bi2Se3: Compositional crossover from substitution to intercalation as revealed by photoelectron diffraction and X-ray fluorescence holography
    Fumihiko Matsui , Hiroshi Ota , Ritsuko Eguchi , Hidenori Goto , Kaya Kobayashi , Jun Akimitsu , Hikaru Ozaki , Takumi Nishioka , Koji Kimura , Kouichi Hayashi , Takuya Shimano , Naohisa Happo , Yoshihiro Kubozono
    Journal of Electron Spectroscopy and Related Phenomena 264, 147295(2023).
    https://doi.org/10.1016/j.elspec.2023.147295
  5. Local structure analysis around Y in Mg99.7Y0.3 single crystal using x-ray fluorescence holography
    Tatsuya Kato,Koji Kimura,Shinya Hosokawa,Shinji Ando,Seishi Kashima,Yusuke Hashimoto ,Naohisa Happo,Tomohiro Matsushita,Hiro fumiIshii,Kouichi Hayashi
    Journal of Electron Spectroscopy and Related Phenomena 262, 147279(2023).
    https://doi.org/10.1016/j.elspec.2022.147279

2022

Article
  1. Elucidation of the Local Structure of the Topological Insulator β-PdBi2 by X-ray Fluorescence Holography
    Ai Suzuki, Yanting Zhang, Mitsuki Ikeda, Yuki Yamamoto, Ritsuko Eguchi, Hidenori Goto, Kaisei Yamamoto, Naohisa Happo, Koji Kimura, Kouichi Hayashi, Hirofumi Ishii, and Yoshihiro Kubozono
    The Journal of Physical Chemistry C 126, 21405-21413 (2022).
    https://doi.org/10.1021/acs.jpcc.2c06505
  2. KTaO3 Wafers Doped with Sr or La Cations for Modeling Water-Splitting Photocatalysts: 3D Atom Imaging around Doping Cations
    Akira Sasahara, Koji Kimura, Hanggara Sudrajat, Naohisa Happo, Kouichi Hayashi, and Hiroshi Onishi
    The Journal of Physical Chemistry C 126, 19745–19755 (2022).
    https://doi.org/10.1021/acs.jpcc.2c06080
  3. X-ray fluorescence holography of biological metal sites: Application to myoglobin
    Ayana Sato-Tomita, Artoni Kevin R.Ang, Koji Kimura,Riho Marumi,Naohisa Happo,Tomohiro Matsushita,Sam-Yong Park,Naoya Shibayama,Yuji C.Sasaki,Kouichi Hayashi
    Biochemical and Biophysical Research Communications 635, 277-282 (2022).
    https://doi.org/10.1016/j.bbrc.2022.10.003
  4. Anomalous atomic fluctuations in the local structure around Mn of (Zn,Sn,Mn)As2 thin films
    H. Kizaki, K. Hayashi, Cong Lu, N. Happo, S. Hosokawa, S. Hidaka, S. Hayashi, M. Suzuki, and N. Uchitomi
    Physical Review B 106, 064434 (2022).
    https://doi.org/10.1103/PhysRevB.106.064434
  5. Epitaxial growth of a homogeneous anatase TiO2 thin film on LaAlO3 (0 0 1) using a solvothermal method with anticorrosive ligands
    Kosuke Ono, Koji Kimura, Tatsuya Kato, Kouichi Hayashi, Rajapakse M.G. Rajapakse, Masaru Shimomura
    Chemical Engineering Journal 451, 138893 (2022).
    https://doi.org/10.1016/j.cej.2022.138893
  6. Effect of viscosity and surface roughness on improvement of solid- liquid wettability by ultrasonic vibration
    Keiji Okumura, Yuya Tanaka, Kazuhiko Iwai
    ISIJ International 62, 2022-268 (2022).
    https://doi.org/10.2355/isijinternational.ISIJINT-2022-268
  7. Reverse Monte Carlo analysis of NaI-LiI solid electrolyte based on the neutron total scattering data
    Reona Miyazaki, Kazutaka Ikeda, Naoto Kitamura, Yasuhiro Takabayashi, Koji Kimura, Kouichi Hayashi, and Takehiko Hihara
    Materials Today Communications 32, 104014 (2022).
    https://doi.org/10.1016/j.mtcomm.2022.104014
  8. Superconducting Properties of Pd1–xPtxBi2 over a Wide Pressure Range
    Ai Suzuki, Mitsuki Ikeda, Hirofumi Ishii, Yen-Fa Liao, Yasuhiro Takabayashi, Kouichi Hayashi, Hidenori Goto, Ritsuko Eguchi, Yoshihiro Kubozono
    Journal of Physical Chemistry C 126, 9948-9955 (2022).
    https://doi.org/10.1021/acs.jpcc.2c01972
  9. Phonon dispersion of the organic semiconductor rubrene
    Kenta Takada, Kohei Yoshimi, Satoshi Tsutsui, Koji Kimura, Kouichi Hayashi, Ikutaro Hamada, Susumu Yanagisawa, Naotaka Kasuya, Shun Watanabe, Jun Takeya, and Yusuke Wakabayashi
    Physical Review B 105, 205205 (2022).
    https://doi.org/10.1103/PhysRevB.105.205205
  10. Study of Behavior of Supporting Electrolyte Ion of Fluoride Shuttle Battery Using Anomalous X-Ray Scattering
    Yasuhiro Takabayashi, Koji Kimura, Hiroaki Konishi, Taketoshi Minato, Reiji Takekawa, Tomotaka Nakatani, So Fujinami, Takeshi Abe, Kouichi Hayashi
    Advanced Energy and Sustainability Research 3, 2200020 (2022).
    https://doi.org/10.1002/aesr.202200020
  11. Determination of site occupancy of boron in 6H–SiC by multiple-wavelength neutron holography
    Kouichi Hayashi, Maximilian Lederer, Yohei Fukumoto, Masashi Goto, Yuta Yamamoto, Naohisa Happo, Masahide Harada, Yasuhiro Inamura, Kenichi Oikawa, Kenji Ohoyama, and Peter Wellmann
    Applied Physics Letters 120, 132101 (2022).
    https://doi.org/10.1063/5.0080895
  12. Significant displacement of calcium and barium ions in ferroelectric (Ba0.9Ca0.1)TiO3 revealed by x-ray fluorescence holography
    Y. Yamamoto, K. Kawamura, H. Sugimoto, A. Gadelmawla, K. Kimura, N. Happo, H. Tajiri, K. G. Webber, K. Kakimoto, and K. Hayashi
    Applied Physics Letters 120, 052905 (2022).
    https://doi.org/10.1063/5.0076325
  13. Nucleation mechanisms in a SiO2-Li2O-P2O5-ZrO2 biomedical glass-ceramic: Insights on crystallisation, residual glasses and Zr4+ structural environment
    M. R. Cicconi, R. Belli, M.Brehl, J. Lubauer, T. Hayakawa, K. Kimura, T. Hirota, K. Usui, S. Kohara, Y. Onodera, U. Lohbauer, K. Hayashi, D. de Ligny
    Journal of the European Ceramic Society 42, 1762 (2022).
    https://doi.org/10.1016/j.jeurceramsoc.2021 Journal of the Physical Society of Japan.12.009
Review
  1. X-ray Fluorescence Holography as a Probe of Hyper-Ordered Structures
    Koji Kimura
    Journal of the Physical Society of Japan 91, 091005 (2022).
    https://doi.org/10.7566/JPSJ.91.091005
  2. 新しい水素イメージング法への挑戦 白色中性子ホログラフィー
    大山研司, 林　好一
    日本結晶学会誌 64，178-181 (2022).
    https://doi.org/10.5940/jcrsj.64.178
  3. 軽元素ドープ系材料での新しい原子イメージング法 ―白色中性子ホログラフィー
    大山研司, 林　好一
    日本物理学会 77，379-386 (2022).
    https://www.jps.or.jp/books/gakkaishi/2022/06/77-6.php
Special issue, Proceedings
  1. Atomic Positions and Displacements in Piezoelectric Materials Ca3TaGa3Si2O14 and Ca3TaGa1.5Al1.5Si2O14 investigated by Ta-Lα X-ray Fluorescence Holography
    Mamoru Kitaura, Artoni Kevin R. Ang, Yuta Yamamoto, Naohisa Happo, Koji Kimura, Kouichi Hayashi, Shinta Watanabe, Yuui Yokota, Yuji Ohashi, Kei Kamada, Akira Yoshikawa, Hisanori Yamane, Akimasa Ohnishi
    Frontiers in Materials 9, 977371 (2022).
    https://doi.org/10.3389/fmats.2022.977371
  2. Local structure analysis on yttria-stabilized zirconia by x-ray fluorescence holography
    Naohisa Happo, Kouichi Hayashi, Tomohiro Matsushita, Shinya Hosokawa
    e-Journal of Surface Science and Nanotechnology 20, 51-57 (2022).
    https://doi.org/10.1380/ejssnt.2022-006
  3. Three-dimensional atomic image of FeSe high-temperature superconductor by x-ray fluorescence holography
    Shinya Hosokawa, Naohisa Happo, Kouichi Hayashi, Tomohiro Matsushita, Aichi Yamashita
    e-Journal of Surface Science and Nanotechnology 20, 36-41 (2022).
    https://doi.org/10.1380/ejssnt.2022-001
  4. Local Structural Investigation of (Ba,Ca)(Zr,Ti)O3 and Ca(Zr,Ti)O3 by X-Ray Fluorescence Holography
    Yuta Yamamoto, Koji Kimura, Ahmed Gadelmawla, Keisuke Kawamura, Hina Sugimoto, Donglin Liu, Qiang Li, Qingfeng Yan, Neamul H. Khansur, Naohisa Happo, Ken-ichi Kakimoto, Kyle G. Webber, Kouichi Hayashi
    Physica Status Solidi B 259, 2100609 (2022).
    https://doi.org/10.1002/pssb.202100609
  5. Local Structure of Heusler-Type Fe2V1-XTaXAl Thermoelectric Materials Studied by X-Ray Absorption Fine-Structure Spectroscopy
    Kouki Takahashi, Hidetoshi Miyazaki, Koji Kimura, Osman Murat Ozkendir, Yoichi Nishino,, Kouichi Hayashi
    Physica Status Solidi B 259, 2100602 (2022).
    https://doi.org/10.1002/pssb.202100602
  6. Development of an Electrochemical Cell for In Operando Characterization of Lithium/Electrolyte Interface using X-ray Total Reflection
    Kairi Fujii, Keisuke Kibino, Koji Kimura, Kazuki Yoshii, Hisao Kiuchi, Tatsumi Hirano, Yasuhiro Takabayashi, Hikari Sakaebe, Kouichi Hayashi
    Physica Status Solidi B 259, 2100539 (2022).
    https://doi.org/10.1002/pssb.202100539

2021

Article
  1. Ligand Field-Induced Exotic Dopant for Infrared Transparent Electrode: W in Rutile SnO2
    Michitaka Fukumoto, Yasushi Hirose*, Benjamin A. D. Williamson, Shoichiro Nakao, Koji Kimura, Koichi Hayashi, Yuki Sugisawa, Daiichiro Sekiba, David O. Scanlon, and Tetsuya Hasegawa
    Advanced Functional Materials 32, 2110832 (2021).
    https://doi.org/10.1002/adfm.202110832
  2. Relationship between diffraction peak, network topology, and amorphous-forming ability in silicon and silica
    Shinji Kohara, Motoki Shiga, Yohei Onodera, Hirokazu Masai, Akihiko Hirata, Motohiko Murakami, Tetsuya Morishita, Koji Kimura, Kouichi Hayashi
    Scientific Reports 11, 22180 (2021).
    https://doi.org/10.1038/s41598-021-00965-5
  3. Mechanism of gold and palladium adsorption on thermoacidophilic red alga Galdieria sulphuraria
    Eri Adams, Kazuki Maeda,Tatsuya Kato, Chiharu Tokoro
    Algal Research 60, 102549 (2021).
    https://doi.org/10.1016/j.algal.2021.102549
  4. X-ray Fluorescence Holography Measurement of Oxynitride Thin Film of CaTaO2N
    Yuta Yamamoto, Koji Kimura, Artoni Kevin R. Ang, Yasushi Hirose, Kouichi Hayashi
    e-Journal of Surface Science and Nanotechnology 19, 99-103 (2021).
    https://doi.org/10.1380/ejssnt.2021.99
  5. Element-selective local structural analysis around B-site cations in multiferroic Pb(Fe1/2Nb1/2)O3 using x-ray fluorescence holography
    K. Kimura, D. Urushihara, R. Kondo, Y. Yamamoto, A. K. R. Ang, T. Asaka, N. Happo, T. Hagihara, T. Matsushita, H. Tajiri, H. Miyazaki, K. Ohara, M. Iwata, and K. Hayashi
    Physical Review B 104, 144101 (2021).
    https://doi.org/10.1103/PhysRevB.104.144101
  6. A cryostat designed for x-ray fluorescence holography experiments down to 4 K
    Kouichi Hayashi, Naohisa Happo, Shinya Hosokawa
    Review of Scientific Instruments 92, 083703 (2021).
    https://doi.org/10.1063/5.0056914
  7. Nonisothermal Investigation of Reaction Kinetics between Electric Arc Furnace Dust and Calcium Chloride under Carbon-Containing Conditions
    Ginji Iwase, Keiji Okumura
    ISIJ International, 61, 2483-2489 (2021).
    https://doi.org/10.2355/isijinternational.ISIJINT-2021-128
  8. Development of an Evaluation Method for a Lithium/Electrolyte Interface Based on X-ray Reflectivity and Grazing Incidence X-ray Scattering Measurements
    Koji Kimura, Haruki Yoshikawa, Kairi Fujii, Hisao Kiuchi, Kazuki Yoshii, Tatsumi Hirano, Yasuhiro Takabayashi, Hikari Sakaebe, Kouichi Hayashi
    Chemistry Letters 50, 1526-1529 (2021).
    https://doi.org/10.1246/cl.210208
  9. Removal mechanisms of arsenite by coprecipitation with ferrihydrite
    Yutaro Takaya, Masakazu Kadokura, Tatsuya Kato, Chiharu Tokoro
    Journal of Environmental Chemical Engineering 9, 105819 (2021).
    https://doi.org/10.1016/j.jece.2021.105819
  10. Elucidation of local structure deformation in κ-(BEDT-TTF)2Cu[N(CN)2]Br by x-ray fluorescence holography
    Artoni Kevin R. Ang, Riho Marumi, Ayana Sato-Tomita, Koji Kimura, Naohisa Happo, Kazuto Akagi, Takahiko Sasaki, Kouichi Hayashi
    Physical Review B 103, 214106/1-11 (2021).
    https://doi.org/10.1103/PhysRevB.103.214106
  11. Chemical-Pressure-Induced Point Defects Enable Low Thermal Conductivity for Mg2Sn and Mg2Si Single Crystals
    Wataru Saito, Kei Hayashi, Zhicheng Huang, Kazuya Sugimoto, Kenji Ohoyama, Naohisa Happo, Masahide Harada, Kenichi Oikawa, Yasuhiro Inamura, Kouichi Hayashi, Takamichi Miyazaki, Yuzuru Miyazaki
    ACS Applied Energy Materials 4, 5123–5131 (2021).
    https://doi.org/10.1021/acsaem.1c00670
  12. The Local Structure of the Fibonacci Chain and the Penrose Tiling from X-Ray Fluorescence Holography
    Jens R. Stellhorn, Hiroyuki Takakura, Shinya Hosokawa, Kouichi Hayashi
    Materials Transactions 62, 342-349 (2021).
    https://doi.org/10.2320/matertrans.MT-MB2020005
  13. Emergence of a pressure-driven superconducting phase in Ba0.77Na0.23Ti2Sb2O
    Tomoya Taguchi, Yanan, Wang, Xiaofan Yang, Huan Li, Yasuhiro Takabayashi, Kouichi Hayashi, Takafumi Miyazaki, Yen-Fa Liao, Hirohumi Ishii, Hidenori Goto, Ritsuko Eguchi and Yoshihiro Kubozono
    Inorganic Chemistry 60, 3585–3592 (2021).
    https://doi.org/10.1021/acs.inorgchem.0c02836
  14. Anion arrangement analysis of oxynitride perovskite thin film with inverse photoelectron holography
    Y. Yamamoto, A.K.R. Ang, K. Kimura, T. Matsushita, Y. Hirose, D. Oka, K. Hayashi
    Journal of Electron Spectroscopy and Related Phenomena 246, 147018 (2021).
    https://doi.org/10.1016/j.elspec.2020.147018
Review
  1. Plasmons in Liquid Metals Studied by Inelastic X-ray Scattering
    Koji Kimura, Toru Hagiya, Kazuhiro Matsuda and Nozomu Hiraoka
    Zeitschrift für Physikalische Chemie 235, 81-98 (2021).
    https://doi.org/10.1515/zpch-2020-1619
Special issue, Proceedings
  1. The Structure of the Amorphous (GeTe)1−x(Sb2Te3)x System and Implications for its Phase-Change Properties
    Jens R. Stellhorn, Shinya Hosokawa, Bernhard Kaiser, Koji Kimura, Nathalie Boudet, Nils Blanc, Hiroo Tajiri, Shinji Kohara and Wolf-Christian Pilgrim
    Zeitschrift für Physikalische Chemie 235, 141-167 (2021).
    https://doi.org/10.1515/zpch-2020-1633

2020

Article
  1. Pressure-induced valence transition in the mixed-valence (Sm⅓Ca⅔)2.75C60 fulleride
    Naoya Yoshikane, Keisuke Matsui, Takeshi Nakagawa, Anastasia G. V. Terzidou, Yasuhiro Takabayashi, Hitoshi Yamaoka, Nozomu Hiraoka, Hirofumi Ishii, John Arvanitidis, and Kosmas Prassides
    Materials Chemistry Frontiers 4, 3521-3528 (2020).
    https://doi.org/10.1039/D0QM00707B
  2. Time-resolved X-ray photoelectron diffraction using an angle-resolved time-of-flight electron analyzer
    Artoni Kevin R. Ang, Yuichiro Fukatsu, Koji Kimura, Yuta Yamamoto, Takahiro Yonezawa, Hirokazu Nitta,　Antoine Fleurence, Susumu Yamamoto, Iwao Matsuda, Yukiko Yamada-Takamura, and Kouichi Hayashi
    Japanese Journal of Applied Physics 59, 100902 (2020).
    https://doi.org/10.35848/1347-4065/abb57e
  3. Behavior of Sm in the boron cage of Sm-doped RB6 (R=Yb,La) observed by multiple-wavelength neutron holography
    Shoichi Uechi, Kenji Ohoyama, Yohei Fukumoto, Yuki Kanazawa, Naohisa Happo, Masahide Harada, Yasuhiro Inamura, Kenichi Oikawa, Wataru Matsuhra, Fumitoshi Iga, Artoni Kevin R. Ang, and Kouichi Hayashi
    Physical Review B 102, 054104 (2020).
    https://doi.org/10.1103/PhysRevB.102.054104
  4. Static density response function studied by inelastic x-ray scattering:Friedel oscillations in solid and liquid Li
    Toru Hagiya, Kazuhiro Matsuda, Nozomu Hiraoka, Yukio Kajihara, Koji Kimura, and Masanori Inui
    Physical Review. B 102, 054208 (2020).
    https://doi.org/10.1103/PhysRevB.102.054208
  5. Recovery of Zinc by Reaction between Electric Arc Furnace Dust and Calcium Chlorid
    Hiroshi Sato and Keiji okumura
    Tetsu-to-Hagané 106, 858-866 (2020).
    https://doi.org/10.2355/tetsutohagane.TETSU-2020-032
  6. Application of Anomalous X-ray Scattering Method to Liquid Electrolytes Used in a Battery: Local Structural Analysis around a Dilute Metallic Ion
    Koji Kimura, Hisao Kiuchi, Kouichi Hayashi, Akiyoshi Nakata, Fumika Fujisaki, Koji Nishio, Toshiharu Fukunaga, and Eiichiro Matsubara
    Analytical Chemistry 92, 9956-9962 (2020).
    https://doi.org/10.1021/acs.analchem.0c01525
  7. Development of a half-cell for x-ray structural analysis of liquid electrolytes in rechargeable batteries
    Koji Kimura, Hisao Kiuchi, Masahito Morita, Tomoya Kawaguchi, Kazuki Yoshii, Hikari Sakaebe, and Kouichi Hayashi
    Review of Scientific Instruments 91, 033907/1-9 (2020).
    https://doi.org/10.1063/1.5124797
  8. Preparation, thermoelectric properties, and crystal structure of boron-doped Mg2Si single crystals
    Kei Hayashi, Wataru Saito, Kazuya Sugimoto, Kenji Ohoyama, Kouichi Hayashi, Naohisa Happo, Masahide Harada, Kenichi Oikawa, Yasuhiro Inamura, and Yuzuru Miyazaki
    AIP Advances 10, 035115 (2020).
    https://doi.org/10.1063/1.5143839
  9. Valence-Selective Local Atomic Structures on an YbInCu4 Valence Transition Material by X-Ray Fluorescence Holography
    S. Hosokawa, N. Happo, K. Hayashi, K. Kimura, T. Matsushita,J. R. Stellhorn, M. Mizumaki, M. Suzuki, H. Sato, and K. Hiraoka
    Journal of Physical Society of Japan 89, 034603 (2020).
    https://doi.org/10.7566/JPSJ.89.034603
  10. Single-Crystal Model of Highly Efficient Water-Splitting Photocatalysts: A KTaO3 Wafer Doped with Calcium Cations
    T. Fujiwara, A. Sasahara, N. Happo, K. Kimura, K. Hayashi, and H. Onishi
    Chemistry of Materials 32, 1439-1447 (2020).
    https://doi.org/10.1021/acs.chemmater.9b04094
  11. Local structure and atomic dynamics in Fe2VAl Heusler-type thermoelectric material:The effect of heavy element doping
    K. Kimura, K. Yamamoto, K. Hayashi, S. Tsutsui, N. Happo, S. Yamazoe, H. Miyazaki, S. Nakagami, J. R. Stellhorn, S. Hosokawa, T. Matsushita, H. Tajiri, A. K. R. Ang, and Y. Nishino
    Physical Review B 101, 024302 (2020).
    https://doi.org/10.1103/PhysRevB.101.024302
Review
  1. 価数選択構造解析が可能な蛍光X 線ホログラフィー：YbInCu4 価数転移物質への適用
    細川伸也, 八方直久, 松下智裕, 林好一
    日本結晶学会誌 62, 80 (2020).
    https://doi.org/10.5940/jcrsj.62.80
  2. X-ray fluorescence holography for soft matter
    Artoni Kevin R. Ang, Ayana Sato-Tomita, Naoya Shibayama, Yasufumi Umena, Naohisa Happo, Riho Marumi, Koji Kimura, Tomohiro Matsushita, Kazuto Akagi, Takahiko Sasaki, Yuji C. Sasaki and Kouichi Hayashi
    Japanese Journal of Applied Physics 59, 010505 (2020).
    https://doi.org/10.7567/1347-4065/ab5d55
Special issue, Proceedings
  1. Average and Local Crystal Structures of Multiferroic Eu1-xYxMnO3 (x = 0.2 and 0.4)
    Toru Asaka, Ryouhei Matsumoto, Koji Kimura, Daisuke Urushihara, Hodaka Ichikawa, Mai Komabuchi, Hirotaka Iwama, Kenta Tanaka, Koichiro Fukuda, Naohisa Happo, Ken-ichi Kakimoto, Kouichi Hayashi
    Physica Status Solidi B 257, 2000334 (2020).
    https://doi.org/10.1002/pssb.202000334
  2. X-Ray Total Scattering of Electrolytes in Liquid-Based Fluoride Shuttle Battery: Electrolyte Composition Dependence of the Low-Q Peak
    Yasuhiro Takabayashi, Koji Kimura, Shigehiro Kawauchi, Hirofumi Nakamoto, Hiroaki Konishi, Asuman Celik Kucuk, Taketoshi Minato, Tomotaka Nakatani, Hisao Kiuchi, So Fujinami, Reiji Takekawa, Takeshi Abe, and Kouichi Hayashi
    Physica Status Solidi B 257, 2000202 (2020).
    https://doi.org/10.1002/pssb.202000202
  3. Local Structure of the Impurity Site in Nd:LaF3 by X‐Ray Fluorescence Holography
    Jens Rüdiger Stellhorn, Shinya Hosokawa, Naohisa Happo, Kouichi Hayashi, Tomohiro Matsushita, Noriaki Kawaguchi, Takayuki Yanagida
    Physica Status Solidi B 257, 2000310 (2020).
    https://doi.org/10.1002/pssb.202000310
  4. Local Structure Analysis around Ti in Lead Zirconate Titanate by X-Ray Fluorescence Holography
    Kouichi Hayashi, Cong Lu, Artoni Kevin R. Ang, Kenji Ohwada, Yujuan Xie, Wen Hu, Tomohiro Matsushita, Naohisa Happo, Shinya Hosokawa, Alexei A. Bokov, and Zuo-Guang Ye
    Physica Status Solidi B 257, 2000191 (2020).
    https://doi.org/10.1002/pssb.202000191
  5. X-Ray Compton Scattering Study of Liquid Sodium at Elevated Temperatures
    Kazuhiro Matsuda, Koji Kimura, Toru Hagiya, Yukio Kajihara, Masanori Inui,Nozomu Hiraoka, Kozaburo Tamura, and Yoshiharu Sakurai
    Physica Status Solidi B 257, 2000187 (2020).
    https://doi.org/10.1002/pssb.202000187
  6. Structural Variation in Carbonate Electrolytes by the Addition of Li Salts Studied by X‐Ray Total Scattering
    Koji Kimura, Kouichi Hayashi, Hisao Kiuchi, Masahito Morita, Jun Haruyama, Minoru Otani, Hikari Sakaebe, Fumika Fujisaki, Kazuhiro Mori, Masao Yonemura, Yasuhiro Takabayashi, Tomotaka Nakatani, So Fujinami, Toshiharu Fukunaga, and Eiichiro Matsubara
    Physica Status Solidi B 257, 2000100 (2020).
    https://doi.org/10.1002/pssb.202000100
  7. Analyses on atomic arrangement in dielectric ε-Ga2O3 epitaxial thin films
    Daichi Oka, Subaru Yusa, Koji Kimura, Artoni Kevin R. Ang, Naohisa Happo, Kouichi Hayashi, and Tomoteru Fukumura
    Japanese Journal of Applied Physics 59, 010601 (2020).
    https://doi.org/10.7567/1347-4065/ab58a1
  8. Atomic structure stabilization in BiFeO3 thin film by Mn doping
    Seiji Nakashima, Yakumo Fuchiwaki, Naohisa Happo, Koji Kimura, Yuta Yamamoto, Ryohei Matsumoto, Kouichi Hayashi, and Hironori Fujisawa
    Japanese Journal of Applied Physics 59, 010602 (2020).
    https://doi.org/10.7567/1347-4065/ab579d

2019

Article
  1. Impact of Local Atomic Fluctuations on Superconductivity of Pr-Substituted CaFe2As2 Studied by X-ray Fluorescence Holography
    Kazutaka Kudo, Satoshi Ioka, Naohisa Happo, Hiromi Ota, Yoshihiro Ebisu, Koji Kimura,Takuma Hada, Takumi Kimura, Hiroo Tajiri, Shinya Hosokawa, Kouichi Hayashi, and Minoru Nohara
    Journal of Physical Society of Japan 88, 063704 (2019).
    https://doi.org/10.7566/JPSJ.88.063704
  2. マルチフェロイック物質Pb(Fe1/2Nb1/2)O3の単結晶育成と蛍光Ｘ線ホログラフィーによる構造評価 　　
    横地恒平, 木村耕治, 玉置範一, 八方直久, 岩田真, 林好一 　　
    Journal of Flux Growth 14, 3 (2019).
Special issue, Proceedings
  1. Local structural analysis of In‐doped Bi2Se3 topological insulator using X‐ray fluorescence holography
    K. Kimura, K. Hayashi, L. V. Yashina, N. Happo, T. Nishioka, Y. Yamamoto, Y. Ebisu, T. Ozaki, S. Hosokawa, T. Matsushita, H. Tajiri
    Surface and Interface Analysis 51, 51-55 (2019)
    https://doi.org/10.1002/sia.6544
  2. Application of X-ray fluorescence holography to the analysis of the interior and surface of an yttrium oxide thin film
    J. R. Stellhorn, S. Hosokawa, N. Happo, H. Tajiri, T. Matsushita, K. Kaminaga, T. Fukumura, T. Hasegawa, K. Kimura, K. Hayashi
    Surface and Interface Analysis 51, 70-73 (2019)
    https://doi.org/10.1002/sia.6550
  3. Local structural analysis of Pb(Fe1/2Nb1/2)O3 multiferroic material using X-ray fluorescence holography
    Koji Kimura, Kohei Yokochi, Rikuya Kondo, Daisuke Urushihara, Yuta Yamamoto, Artoni Kevin R. Ang, Naohisa Happo, Koji Ohara, Tomohiro Matsushita, Toru Asaka, Makoto Iwata, and Kouichi Hayashi
    Japanese Journal of Applied Physics 58, 100601 (2019)
    https://doi.org/10.7567/1347-4065/ab4681
  4. Valence-selective local atomic structures in inorganic materials by X-ray fluorescence holography
    Shinya Hosokawa, Naohisa Happo, Tomohiro Matsushita, Jens Rüdiger Stellhorn1, Koji Kimura, and Kouichi Hayashi 　　
    Japanese Journal of Applied Physics 58, 120601 (2019)
    https://doi.org/10.7567/1347-4065/ab5258
  5. Local environment of W and Mo atoms in CaW1−xMoxO4 (x = 0.12) solid solution studied by X-ray structural analyzes
    Mamoru Kitaura, Kei Kamada, Naohisa Happo, Koji Kimura, Kouichi Hayashi, Hisanori Yamane, Toshiaki Ina, Shinta Watanabe, Manabu Ishizaki, and Akimasa Ohnishi
    Japanese Journal of Applied Physics 58, 120602 (2019)
    https://doi.org/10.7567/1347-4065/ab560b

2018

Article 　
  1. 炭材存在下での石灰石熱分解挙動 −深層学習を用いた反応性評価−
    杉浦太郎, 奥村圭二
    鉄と鋼 104, 758-765 (2018).
    https://doi.org/10.2355/tetsutohagane.TETSU-2018-040
  2. ビスマスを用いたネオジム磁石からのネオジムの回収
    石垣敦士, 奥村圭二
    鉄と鋼 104, 613-619 (2018).
    https://doi.org/10.2355/tetsutohagane.TETSU-2018-037
  3. In-plane positional correlations among dopants in 10H type long period stacking ordered Mg75Zn10Y15 alloy studied by X-ray fluorescence holography
    T. Nishioka, Y. Yamamoto, K. Kimura, K. Hagihara, H. Izuno, N. Happo, S. Hosokawa, E. Abe, M. Suzuki, T. Matsushita, and K. Hayashi
    Materialia 3, 256-259 (2018).
    https://doi.org/10.1016/j.mtla.2018.09.002
  4. Plasmons in Liquid Rb at Elevated Temperatures Studied by Inelastic X-ray Scattering
    Toru Hagiya, Kazuhiro Matsuda, Nozomu Hiraoka, Hiroyuki Hayashi, Koji Kimura, Yukio Kajihara, and Masanori Inui
    Journa of Physical Society of Japan 87, 084703 (2018).
    https://doi.org/10.7566/JPSJ.87.084703
  5. Viscoelastic anomaly accompanying anti-crossing behaviour in liquid As2Se3
    M Inui, A Q R Baron, Y Kajihara, K Matsuda, S Hosokawa, K Kimura, Y Tsuchiya, F Shimojo, M Yao, S Tsutsui, D Ishikawa, and K Tamura
    Journal of Physics: Condensed Matter 30, 28LT02 (2018).
    https://doi.org/10.1088/1361-648X/aacab5
  6. Heteroepitaxial barium-doped NaTaO3 films on SrTiO3(001) substrate
    Tomoya Fujiwara, Longjie An, Yohan Park,1, Naohisa Happo, Kouichi Hayashi,Hiroshi Onishi
    Thin Solid Films 658, 66-72 (2018).
    https://doi.org/10.1016/j.tsf.2018.05.009
  7. Peculiar atomic dynamics in liquid GeTe with asymmetrical bonding:Observation by inelastic x-ray scattering
    M. Inui, A. Koura, Y. Kajihara, S. Hosokawa, A. Chiba, K. Kimura, F. Shimojo, S. Tsutsui, and A. Q. R. Baron
    Physical Review B 97, 174203 (2018).
    https://doi.org/10.1103/PhysRevB.97.174203
  8. Improvement of graphite crystal analyzer for light elements on X-ray fluorescence holography measurement
    Naohisa Happo, Takuma Hada, Atsushi Kubota, Yoshihiro Ebisu, Shinya Hosokawa, Koji Kimura, Hiroo Tajiri, Tomohiro Matsushita, and Kouichi Hayashi
    Japanese Journal of Applied Physics 57, 058006 (2018).
    https://doi.org/10.7567/JJAP.57.058006
  9. Pressure-induced superconductivity in AgxBi2−xSe3
    Tong He, Xiaofan Yang, Takahiro Terao, Takaki Uchiyama, Teppei Ueno, Kaya Kobayashi, Jun Akimitsu, Takafumi Miyazaki, Takumi Nishioka, Koji Kimura, Kouichi Hayashi, Naohisa Happo, Hitoshi Yamaoka, Hirofumi Ishii, Yen-Fa Liao, Hiromi Ota, Hidenori Goto, and Yoshihiro Kubozono
    Physical Review B 97 104503/1-8 (2018).
    https://doi.org/10.1103/PhysRevB.97.104503
  10. Phonon excitations in a single crystal Mg85Y6Zn9 with a synchronized long-period stacking ordered phase
    S. Hosokawa, K. Kimura, J. R. Stellhorn, K. Yoshida, K. Hagihara, H. Izuno, M. Yamasaki, Y. Kawamura,Y. Mine, K. Takashima, H. Uchiyama, S. Tsutsui, A. Koura, F. Shimojo
    Acta Mater 146,273 (2018).
    https://doi.org/10.1016/j.actamat.2017.12.053
Special issue, Proceedings
  1. Local structure of FeSe0.4Te0.6 by low‐temperature x‐ray fluorescence holography
    J. R. Stellhorn, Y. Ideguchi, K. Kimura, K. Hayashi, N. Happo, M. Suzuki, H. Okazaki, A. Yamashita, Y. Takano, and S. Hosokawa
    Physica Stutus Solidi B
    https://doi.org/10.1002/pssb.201800093
  2. Temperature dependent local atomic structures in the traditional Fe65Ni35 Invar alloy by x-ray fluorescence holography
    J. R. Stellhorn, Y. Ideguchi, S. Hosokawa, N. Happo, T. Matsushita, K. Yubuta, M. Suzuki, H. Ishii, Y.-F. Liao, K. Kimura, and K. Hayashi
    Surface and Interface Analysis 50, 790-794
    https://doi.org/10.1002/sia.6474
  3. Direct Imaging of Valence-Sensitive X-Ray Fluorescence Holograms of Fe3O4
    Artoni Kevin R. Ang, Tomohiro Matsushita, Yusuke Hashimoto, Naohisa Happo, Yuta Yamamoto, Masaki Mizuguchi, Ayana Sato-Tomita, Naoya Shibayama, Yuji C. Sasaki, Koji Kimura, Munetaka Taguchi, Hiroshi Daimon, and Kouichi Hayashi
    Physica Status Soilidi B 2018, 1800100 1-8 (2018)
    https://doi.org/10.1002/pssb.201800100
  4. Local Structure Measurement around Light Elements by Using Inverse Photoelectron Holography
    Yuta Yamamoto. Koji Kimura, Artoni K. R. Ang, Tomohiro Matsushita, and Kouichi Hayashi
    Physica Status Solidi B 255, 1800141 (2018)
    https://doi.org/10.1002/pssb.201800141
  5. Principle and Reconstruction Algorithm for Atomic-Resolution Holography
    Tomohiro Matsushita, Takayuki Muro, Fumihiko Matsui, Naohisa Happo, Shinya Hosokawa, Kenji Ohoyama, Ayana Sato-Tomita, Yuji C. Sasaki, and Kouichi Hayashi
    Journal of the Physical Society of Japan 87, 061002 (2018)
    https://doi.org/10.7566/JPSJ.87.061002
Review
  1. 蛍光X線ホログラフィーによる3次元原子イメージ研究の進展
    細川伸也、林　好一、木村耕治、八方直久、松下智裕
    表面と真空 61, 784-789 (2018).
    https://doi.org/10.1380/vss.61.784
  2. White Neutron Holography in Pulsed Neutron Facilities
    Kenji Ohoyama and Kouichi Hayashi
    Physica Status Solidi B 255, 1800143/1-9 (2018).
    https://doi.org/10.1002/pssb.201800143
  3. X-ray Fluorescence Holography: Principles, Apparatus, and Applications
    Kouichi Hayashi and Pawel Korecki
    Journal of the Physical Society of Japan, 87, 061003/1-11 (2018).
    https://doi.org/10.7566/JPSJ.87.061003
  4. 蛍光X線ホログラフィーによるTi-NbならびにTi-20V二元系合金中のβ安定化元素近傍局所構造解析
    山本篤史郎、林好一
    チタン, 66, 36-42 (2018).
  5. Applications of a L1-Regularized Linear Regression to X-Ray Fluorescence Holography Data of Functional Materials
    Shinya Hosokawa, Jens Rüdiger Stellhorn, Kouichi Hayashi, and Tomohiro Matsushita
    Physica Status Solidi B 255, 1800089 (2018).
    https://doi.org/10.1002/pssb.201800089

2017

Article
  1. Impurity position and lattice distortion in a Mn doped Bi2Te3 topological insulator investigated by x-ray fluorescence holography and x-ray absorption fine structure
    S. Hosokawa, J. R. Stellhorn, T. Matsushita, N. Happo, K. Kimura, K. Hayashi, Y. Ebisu, T. Ozaki, H. Ikemoto, H. Setoyama, T. Okajima, Y. Yoda, H. Ishii, Y.-F. Liao, M. Kitaura, and M. Sasaki
    Physical Review B, 96 214207-1 - 12 (2017).
    https://doi.org/10.1103/PhysRevB.96.214207
  2. Individual Atomic Imaging of Multiple Dopant Sites in As-Doped Si Using Spectro-Photoelectron Holography
    K. Tsutsui, T. Matsushita, K. Natori, T. Muro, Y. Morikawa, T. Hoshii, K. Kakushima, H. Wakabayashi, K. Hayashi, F. Matsui, T. Kinoshita
    Nano Letters, 17(12) 7533-7538 (2017).
    https://doi.org/10.1021/acs.nanolett.7b03467
  3. A valence-selective X-ray fluorescence holography study of an yttrium oxide thin film
    J. R. Stellhorn, S. Hosokawa, N. Happo, H. Tajiri, T. Matsushita, K.Kaminaga, T. Fukumura, T. Hasegawa and K. Hayashi
    Journal of Applied Crystallography, 50 1583-1589(2017).
    https://doi.org/10.1107/S1600576717012821
  4. X-ray Compton Scattering Study of Liquid Germanium and Tin
    Koji Kimura, Kazuhiro Matsuda, Takena Nagao, Toru Hagiya, Yukio Kajihara, Masanori Inui, Jumpei Nakamura, Ayano Chiba, Kouichi Hayashi, Masayoshi Itou, Yoshiharu Sakurai
    Journal of Physical Society of Japan, 86 124703 (2017).
    https://doi.org/10.7566/JPSJ.86.124703
  5. Model Experiment for Acceleration of Lime Dissolution into Slag under Ultrasound Irradiation Conditions
    Keiji Okumura
    ISIJ International Vol.57,No.10,pp.1691-1697(2017).
    https://doi.org/10.2355/isijinternational.ISIJINT-2017-208
  6. Multiple-wavelength neutron holography with pulsed neutrons
    Kouichi Hayashi, Kenji Ohoyama, Naohisa Happo, Tomohiro Matsushita, Shinya Hosokawa, Masahide Harada, Yasuhiro Inamura,Hiroaki Nitani, Toetsu Shishido, Kunio Yubuta
    Science Advances, 1700294-p1 - 1700294-p7 (2017).
    https://doi.org/10.1126/sciadv.1700294
  7. First-principles investigation of local structure deformation induced by x-ray irradiation in κ-(BEDT-TTF)2Cu[N(CN)2]Br
    Lijing Kang,Kazuto Akagi,Kouichi Hayashi,and Takahiko Sasaki
    Physical Review B, 214106-p1 - 214106- p7 (2017).
    https://doi.org/10.1103/PhysRevB.95.214106
  8. Strain Engineering for Anion Arrangement in Perovskite Oxynitrides
    Daichi Oka, Yasushi Hirose, Fumihiko Matsui, Hideyuki Kamisaka, Tamio Oguchi, Naoyuki Maejima, Hiroaki Nishikawa, Takayuki Muro, Kouichi Hayashi, and Tetsuya Hasegawa
    ACS Nano 11, 3860−3866 (2017).
    https://doi.org/10.1021/acsnano.7b00144
  9. Local atomic structure near an Nb atom in aged βTi alloys
    Tokujiro Yamamoto, Kouichi Hayashic, Naohisa Happo, Shinya Hosokawa, Hiroo Tajiri
    Acta Materialia 131, 534-542 (2017).
    https://doi.org/10.1016/j.actamat.2017.03.048
  10. In-Plane Positional Fluctuations of Zinc Atoms in Single Crystal Mg85Zn6Y9 Alloy Studied by X-ray Fluorescence Holography
    K. Kimura, K. Hayashi, K. Hagihara, H. Izuno, N. Happo, S. Hosokawa, M. Suzuki, and H. Tajiri
    Materials Transactions, 58 539-542 (2017).
    https://doi.org/10.2320/matertrans.M2016459
  11. Charge inhomogeneity in an expanded fluid metal:X-ray Compton scattering observation
    K. Matsuda, K. Kimura, T. Nagao, T. Hagiya, Y. Kajihara, M. Inui, K. Tamura, M. Katoh, M. Itou, N. Hiraoka, Y. Sakurai
    Europhysics letters 117 17004-p1 - 17004-p7 (2017).
    https://doi.org/10.1209/0295-5075/117/17004
  12. Impurity effects in the microscopic elastic properties of polycrystalline Mg-Zn-Y alloys with a synchronized long-period stacking ordered phase
    S. Hosokawa, K. Kimura, M. Yamasaki, Y. Kawamura, K. Yoshida, M. Inui, S. Tsutsui, A.Q.R. Baron, Y. Kawakita, S. Itoh
    Journal of Alloys and Compounds 695 426 - 432 (2017).
    https://doi.org/10.1016/j.jallcom.2016.10.266
Special issue, Proceedings
  1. Dispersion relations of the acoustic modes in divalent liquid metals
    M. Inui, Y. Kajihara, K. Kimura, K. Matsuda, T. Miyatake, A. Chiba, S. Hosokawa, S. Tsutsui, A. Q. R. Baron
    EPJ Web of Conferences 151, 06002 (2017).
    https://doi.org/10.1051/epjconf/201715106002
  2. Local structure analysis of Cu(In,Ga)Se2 by X-ray fluorescence holography
    Sho Shirakata, Yuma Kitamura1, Naohisa Happo, Shinya Hosokawa, and Kouichi Hayashi
    Physica Status Soilidi C 14, 1600171/1-4 (2017).
    https://doi.org/10.1002/pssc.201600171
  3. Phonon excitations in P40Ni40P20 bulk metallic glass by inelastic x-ray scattering
    S. Hosokawa, M. Inui, Y. Kajihara, T. Ichitsubo, K. Matsuda, H. Kato, A. Chiba, K. Kimura, K. Kamimura, S. Tsutsui, H. Uchiyama, A. Q. R. Baron
    Materials Science Forum 879, 767-772 (2017).
    https://doi.org/10.4028/www.scientific.net/MSF.879.767

2016

Article
  1. Local structure of room-temperature superionic Ag-GeSe3 glasses
    J.R. Stellhorn, S. Hosokawa, Y. Kawakita, D. Gies, W.-C. Pilgrim, K. Hayashi, K. Ohoyama, N. Blanc, N. Boudet
    Journal of Non-Crystalline Solids 431, 68-71 (2016).
    https://doi.org/10.1016/j.jnoncrysol.2015.02.027
  2. Development of an X-ray fluorescence holographic measurement systems for protein crystal
    Ayana Sato-Tomita, Naoya Shibayama, Naohisa Happo, Koji Kimura, Takahiro Okabe, Tomohiro Matsushita, Sam-Yong Park, Yuji C. Sasaki, Kouicui Hayashi
    Review of Scientific Instruments 87, 063707 (2016).
    https://doi.org/10.1063/1.4953453
  3. Chemical and orbital fluctuations in Ba3CuSb2O9
    Yusuke Wakabayashi, Daisuke Nakajima, Yuki Ishiguro, Kenta Kimura, Tsuyoshi Kimura, Satoshi Tsutsui, Alfred Q. R. Baron, Kouichi Hayashi, Naohisa Happo, Shinya Hosokawa, Kenji Ohwada, and Satoru Nakatsuji
    Physical Review B 93, 245117 (2016).
    https://doi.org/10.1103/PhysRevB.93.245117
  4. Large As sublattice distortion in sphalerite ZnSnAs2 thin films revealed by x-ray fluorescence holography
    Kouichi Hayashi, Naotaka Uchitomi, Keitaro Yamagami, Akiko Suzuki, Hayato Yoshizawa, Joel T. Asubar, Naohisa Happo, and Shinya Hosokawa
    Journal of Applied Physics 119, 125703 (2016).
    https://doi.org/10.1063/1.4945004
  5. A divalent rare earth oxide semiconductor: Yttrium monoxide
    Kenichi Kaminaga, Ryosuke Sei, Kouichi Hayashi, Naohisa Happo, Hiroo Tajiri, Daichi Oka, Tomoteru Fukumura, Tetsuya Hasegawa
    Applied Physics Letters 108, 122102 (2016).
    https://doi.org/10.1063/1.4944330
Special issue, Proceedings
  1. X-ray Fluorescence Holographic Study on High-Temperature Superconductor FeSe0.4Te0.6
    Yuki Ideguchi, Kenji Kamimura, Koji Kimura, Shinya Hosokawa, Naohisa Happo, Kouichi Hayashi, Yoshihiro Ebisu, Toru Ozaki, Jens R. Stellhorn, Motohiro Suzuki, Hiroyuki Okazaki, Aichi Yamashita, and Yoshihiko Takano
    Zeitschrift für Physikalische Chemie 230, 489-498 (2016).
    https://doi.org/10.1515/zpch-2015-0671
  2. X-ray Fluorescence Holography for a TiNb Binary Alloy Consisting of the Martensite, Austenite and Omega Phase
    Tokujiro Yamamoto, Kouichi Hayashi, Naohisa Happo, and Shinya Hosokawa
    Zeitschrift für Physikalische Chemie 230, 509-517 (2016).
    https://doi.org/10.1515/zpch-2015-0670
  3. Structural aspects of the superionic conduction mechanism in Ag-GeSe3 glasses
    J. R. Stellhorn, S. Hosokawa, W.-C. Pilgrim, Y. Kawakita, K. Kamimura, K. Kimura, N. Blanc, and N. Boudet
    Zeitschrift für Physikalische Chemie 230, 369-386 (2016).
    https://doi.org/10.1515/zpch-2015-0667
  4. XAFS analysis of crystal GeCu2Te3 phase change material
    K. Kamimura, K. Kimura, S. Hosokawa, N. Happo, H. Ikemoto, Y. Sutou, S. Shindo, Y. Saito, and J. Koike
    Zeitschrift für Physikalische Chemie 230, 433-443 (2016).
    https://doi.org/10.1515/zpch-2015-0672
  5. Solid dissolution behaviour under ultrasound irradiation conditions
    Keiji Okumura
    Proceedings of the 5th International Conference on Process Development in Iron and Steelmaking SCANMET-V, Luleå, Sweden, 12–15 June 2016; pp. 200-206 (2016).