Ohwada Kenji 大和田謙二

… Alternative Names

OHWADA KENJI 大和田謙二

OHWADA Kenji 大和田謙二

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Researcher Number	60343935
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Affiliation (Current)	2025: 国立研究開発法人量子科学技術研究開発機構, 関西光量子科学研究所放射光科学研究センター, グループリーダー
Affiliation (based on the past Project Information) *help	2022 – 2025: 国立研究開発法人量子科学技術研究開発機構, 関西光量子科学研究所放射光科学研究センター, グループリーダー 2021 – 2022: 国立研究開発法人量子科学技術研究開発機構, 関西光科学研究所放射光科学研究センター, グループリーダー 2019 – 2020: 国立研究開発法人量子科学技術研究開発機構, 関西光科学研究所放射光科学研究センター, グループリーダー(定常) 2016 – 2018: 国立研究開発法人量子科学技術研究開発機構, 関西光科学研究所放射光科学研究センター, 上席研究員(定常) 2015: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門・量子ビーム応用研究センター, 研究主幹 … More 2014: 独立行政法人日本原子力研究開発機構, 原子力科学研究部門量子ビーム応用研究センター, 研究主幹 2011: 独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 研究員 2009 – 2011: Osaka University, 量子ビーム応用研究部門, 研究副主幹 2005 – 2008: 日本原子力研究開発機構, 量子ビーム応用研究部門, 研究員 2005: 独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 研究職 2003 – 2004: 特殊法人日本原子力研究所, 放射光科学研究センター・重元素科学研究グループ, 研究員 2002: 特殊法人日本原子力研究所, 放射光科学研究センター・構造物性研究グループ, 博士研究員 Less
Review Section/Research Field	Principal Investigator Basic Section 30010:Crystal engineering-related / Condensed matter physics I / Transformative Research Areas, Section (II) / Nanostructural science / Science and Engineering / 固体物性Ⅱ(磁性・金属・低温) Except Principal Investigator Science and Engineering / Transformative Research Areas, Section (II) / Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related / Basic Section 80040:Quantum beam science-related / Medium-sized Section 26:Materials engineering and related fields / Condensed matter physics I / Condensed matter physics II
Keywords	Principal Investigator コヒーレントX線 / ブラッグコヒーレントX線回折イメージング / ナノ結晶 / ドメイン / ナノ構造物性 / リラクサー強誘電体 / 中性子散乱 / デバイス / セラミクス / 化学結合 … More / 超強磁場 / 構造解析 / 位相回復 / 歪 / 歪み / チタン酸バリウム / 一粒子まるごと計測 / 分子動力学法 / 放射光 / 電場 / 界面 / 強誘電体 / 強誘電ドメイン / 時空間相関 / 強誘電ナノドメイン / ペロヴスカイト / リラクサー / スペックル時間相関分光法 / モルフォトロピック相境界 / 相関関数 / スペックル / ナノドメイン / 強誘電性 / 有効格子模型 / 電子顕微鏡・電子線回折 / フラストレーション / 本質的不均質性 / 有効スピン模型 / 結晶成長 / 電子顕微鏡 / 放射光X線散乱 / リラクサー誘電体 / 自己相関関数 / スローダイナミクス / ゆらぎ / 電荷秩序物質 / リラクサー物質 / ナノスケールドメイン / スペックル散乱 / 軌道秩序 / 電荷秩序 / 放射光X線 / Beガスケット / ダイアモンドアンビルセル / 低温・高圧 / 共鳴X線散乱 … More Except Principal Investigator 非摂動磁場 / 化学的カタストロフィー / 1000テスラ / カタストロフィー / 非摂動磁場効果 / 化学結合 / 超強磁場 / 禁制反射 / X線動力学回折 / 分散関係のバンドギャップ制御 / 光学タム状態 / X線の空間位相制御 / 運動学的回折 / ダイヤモンド結晶 / 積層欠陥 / 周期性の破れた界面 / 横滑り現象 / トポロジー / 局在状態生成 / X線 / フォノン / X線光学 / 動力学効果 / 超高分解能 / スバウアー分光法 / 量子ダイナミクス / 誘電体 / 超高分解能測定 / メスバウアー効果 / 非弾性散乱 / 量子ビーム / X線回折 / X線非弾性散乱 / メスバウアー分光 / 核共鳴散乱 / 放射光 / X線小角散乱 / 機能予測 / 高分子材料 / インフォマティクス / 粗視化分子動力学シミュレーション / 中性子小角散乱 / 機械学習 / マテリアルズ・インフォマティクス / 放射線グラフト重合 / 燃料電池 / 高分子電解質膜 / 構造・機能材料 / 物性実験 / メゾスコピック系 / 誘電体物性 / ドメイン壁の振動 / 強度相関 / 緩和時間 / 臨界揺動 / 相転移挙動 / 多重スケールドメイン / 分極ドメイン生成 / スペックル / 相転移 / ドメイン壁 / 中間階層 / 分極ドメイン / 分極の中間階層 / 自己組織化 / ストライプドメイン / リラクサー強誘電体 / X-ray magnetic circular dichroism / strongly correlated electron systems / valence fluctuation / X-ray spectroscopy / high magnetic fields / 近藤半導体 / 価数転移 / X線吸収 / XMCD / メタ磁性 / 内殻分光 / 磁場誘起相転移 / パルス強磁場 / X線磁気円二色性 / 価数揺動 / 強相関電子系 / 強磁場 / 放射光X線 / 複合秩序化 / 巨大応答 / リラクサー / マルチフェロイックス / 量子スピン液体 / カイラリティ / フラストレート磁性 / フラストレーション / ラットリング / 放射光粉末X線回折 / 四重極秩序・軌道秩序 / 共鳴X線散乱 / スクッテルダイト Less

微結晶から成る多結晶材料の機能を支配する構成粒子の統計的構造特徴量の新評価法構築Principal Investigator
- Principal Investigator
  
  大和田謙二
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 30010:Crystal engineering-related
- Research Institution
  National Institutes for Quantum Science and Technology
1000 T結晶格子の探索と解明Principal Investigator
- Principal Investigator
  
  大和田謙二
- Project Period (FY)
  2023 – 2027
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  National Institutes for Quantum Science and Technology
Promotion of the 1000-Tesla science
- Principal Investigator
  
  松田康弘
- Project Period (FY)
  2023 – 2027
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  The University of Tokyo
デバイス深部に実装された結晶性ナノ粒子の特性解明に資する構造可視化技術の開発Principal Investigator
- Principal Investigator
  
  大和田謙二
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 30010:Crystal engineering-related
- Research Institution
  National Institutes for Quantum Science and Technology
Formation of edge state and optical Tamm state inside crystalline specimen using spatial phase modulation of X-ray beam
- Principal Investigator
  
  Kohmura Yoshiki
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related
- Research Institution
  Institute of Physical and Chemical Research
Development of a multi-scale X-ray structure analysis system for single nanocrystalsPrincipal Investigator
- Principal Investigator
  
  Ohwada Kenji
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 30010:Crystal engineering-related
- Research Institution
  National Institutes for Quantum Science and Technology
Development of ultra-high resolution X-ray diffraction method in the range from micro eV to nano eV and its application to dynamics studies
- Principal Investigator
  
  Takaya Mitsui
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 80040:Quantum beam science-related
- Research Institution
  National Institutes for Quantum Science and Technology
Investigation of the functional prediction of polymer materials base on informatics and structural data
- Principal Investigator
  
  Maekawa Yasunari
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 26:Materials engineering and related fields
- Research Institution
  National Institutes for Quantum Science and Technology
A huge dielectric response by self-assembled 90-degree stripe-shaped polarization domain
- Principal Investigator
  
  NAMIKAWA Kazumichi
- Project Period (FY)
  2016 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics I
- Research Institution
  Tokyo Gakugei University
Investigation of the functional domain interfaces in ferroelectrics by controlling domain wall densityPrincipal Investigator
- Principal Investigator
  
  OHWADA KENJI
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics I
- Research Institution
  National Institutes for Quantum and Radiological Science and Technology
  Japan Atomic Energy Agency
Time and spatial correlation of ferroelectric nano regions studied by speckle time correlation spectroscopyPrincipal Investigator
- Principal Investigator
  
  OHWADA Kenji
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Nanostructural science
- Research Institution
  Japan Atomic Energy Agency
Frustration and RelaxorsPrincipal Investigator
- Principal Investigator
  
  OHWADA Kenji, HIROTA Kazuma
- Project Period (FY)
  2007 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Japan Atomic Energy Agency
  Osaka University
Novel States of Matter Induced by Frustration
- Principal Investigator
  
  KAWAMURA Hikaru
- Project Period (FY)
  2007 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Osaka University
Inner-shell spectroscopy study on strongly correlated electron systems at 50-Tesla high magnetic fields
- Principal Investigator
  
  MATSUDA Yasuhiro
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Tohoku University
  Okayama University
充填スクッテルダイトにおけるf電子四重極効果の共鳴X線散乱による研究
- Principal Investigator
  
  INAMI Toshiya
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Japan Atomic Energy Agency
X線光子相関分光法によるナノスケールドメインのスローダイナミクス研究Principal Investigator
- Principal Investigator
  
  大和田謙二
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  Japan Atomic Energy Agency
高圧力下共鳴X線散乱による電荷・軌道秩序の研究Principal Investigator
- Principal Investigator
  
  大和田謙二
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  Japan Atomic Energy Agency

[Journal Article] Temperature-gradient investigation of phase transitions in ferroelectrics using cooling and heating stage2023
- Author(s)
  Tsukada Shinya、Kanagawa Akari、Ohwada Kenji
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 62 Issue: 10 Pages: 106501-106501
- DOI
  10.35848/1347-4065/acf908
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05252, KAKENHI-PROJECT-23K23244
[Journal Article] Polarization behavior in a compositionally graded relaxor?ferroelectric crystal visualized by angle-resolved polarized Raman mapping2023
- Author(s)
  Tsukada Shinya、Fujii Yasuhiro、Kanagawa Akari、Akishige Yukikuni、Ohwada Kenji
- Journal Title
  
  Communications Physics
  
  Volume: 6 Issue: 1 Pages: 107-107
- DOI
  10.1038/s42005-023-01219-8
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05252, KAKENHI-PROJECT-21H01018, KAKENHI-PROJECT-23K23244
[Journal Article] Polar-Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design2023
- Author(s)
  Nishikubo Takumi、Imai Takashi、Sakai Yuki、Mizumaki Masaichiro、Kawaguchi Shogo、Oshime Norihiro、Shimada Ayumu、Sugawara Kento、Ohwada Kenji、Machida Akihiko、Watanuki Tetsu、Kurushima Kosuke、Mori Shigeo、Mizokawa Takashi、Azuma Masaki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 35 Issue: 3 Pages: 870-878
- DOI
  10.1021/acs.chemmater.2c02304
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-18H05518, KAKENHI-PLANNED-19H05819, KAKENHI-PROJECT-23K23244, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] The ferroelectric phase transition in a 500 nm sized single particle of BaTiO3 tracked by coherent X-ray diffraction2022
- Author(s)
  N. Oshime, K. Ohwada, A. Machida, N. Fukushima, S. Ueno, I. Fujii, S. Wada, K. Sugawara, A. Shimada, T. Ueno, T. Watanuki, K. Ishii, H. Toyokawa, K. Momma, S. Kim, S. Tsukada, and Y. Kuroiwa
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 61 Issue: SN Pages: SN1008-SN1008
- DOI
  10.35848/1347-4065/ac7d94
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K05252, KAKENHI-PLANNED-18H05518, KAKENHI-PLANNED-19H05819, KAKENHI-PROJECT-23K23244, KAKENHI-PROJECT-19H05625
[Journal Article] X-ray two-beam topography for quantitative derivation of phase shift by crystalline dislocations2022
- Author(s)
  Y. Kohmura, K. Ohwada, N. Kakiuchi, K. Sawada, T. Kaneko, J. Mizuki, M. Mizumaki, T. Watanuki, T. Ishikawa
- Journal Title
  
  PHYSICAL REVIEW RESEARCH
  
  Volume: 5 Issue: 1
- DOI
  10.1103/physrevresearch.5.l012043
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H02053, KAKENHI-PROJECT-20K03824
[Journal Article] Synthesis and Characterization of 4‐Vinylimidazolium/Styrene‐Cografted Anion‐Conducting Electrolyte Membranes2021
- Author(s)
  Hamada Takashi、Yoshimura Kimio、Takeuchi Kota、Watanabe Shun、Zhao Yue、Hiroki Akihiro、Hagiwara Tokio、Shishitani Hideyuki、Yamaguchi Susumu、Tanaka Hirohisa、Radulescu Aurel、Ohwada Kenji、Maekawa Yasunari
- Journal Title
  
  Macromolecular Chemistry and Physics
  
  Volume: 222 Issue: 11 Pages: 2100028-2100028
- DOI
  10.1002/macp.202100028
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H03850
[Journal Article] Observation of 90° domain walls in relaxor ferroelectrics PMN-28.6%PT by focusing upon the CTR scattering2021
- Author(s)
  Ohwada Kenji、Namikawa Kazumichi
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 60 Issue: SF Pages: SFFA05-SFFA05
- DOI
  10.35848/1347-4065/ac0df7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H02618
[Journal Article] Bragg coherent diffraction imaging allowing simultaneous retrieval of three-dimensional shape and strain distribution for 40-500 nm particles2021
- Author(s)
  Oshime Norihiro、Ohwada Kenji、Sugawara Kento、Abe Tomohiro、Yamauchi Reiji、Ueno Tetsuro、Machida Akihiko、Watanuki Tetsu、Ueno Shintaro、Fujii Ichiro、Wada Satoshi、Sato Ryota、Teranishi Toshiharu、Yamauchi Miho、Ishii Kenji、Toyokawa Hidenori、Momma Koichi、Kuroiwa Yoshihiro
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 60 Issue: SF Pages: SFFA07-SFFA07
- DOI
  10.35848/1347-4065/ac148b
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04502, KAKENHI-PROJECT-19H05625, KAKENHI-PROJECT-19H02618, KAKENHI-PLANNED-18H05517, KAKENHI-PLANNED-18H05518, KAKENHI-PLANNED-19H05819
[Journal Article] Morphotropic phase boundaries of (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3 probed by Raman spectroscopy at high temperature2021
- Author(s)
  Kanagawa Akari、Fujii Yasuhiro、Ohwada Kenji、Akishige Yukikuni、Tsukada Shinya
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 60 Issue: SF Pages: SFFA04-SFFA04
- DOI
  10.35848/1347-4065/ac0c6d
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21H01018, KAKENHI-PROJECT-19K05252, KAKENHI-PROJECT-19H02618
[Journal Article] Hydrophobic Effect on Alkaline Stability of Graft Chains in Ammonium‐type Anion Exchange Membranes Prepared by Radiation‐Induced Graft Polymerization2021
- Author(s)
  Hamada Takashi、Zhao Yue、Yoshimura Kimio、Radulescu Aurel、Ohwada Kenji、Maekawa Yasunari
- Journal Title
  
  ChemistrySelect
  
  Volume: 6 Issue: 33 Pages: 8879-8888
- DOI
  10.1002/slct.202102045
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H03850
[Journal Article] Development of an apparatus for Bragg coherent X-ray diffraction imaging, and its application to the three dimensional imaging of BaTiO3 nano-crystals2019
- Author(s)
  Ohwada Kenji、Sugawara Kento、Abe Tomohiro、Ueno Tetsuro、Machida Akihiko、Watanuki Tetsu、Ueno Shintaro、Fujii Ichiro、Wada Satoshi、Kuroiwa Yoshihiro
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 58 Issue: SL Pages: SLLA05-SLLA05
- DOI
  10.7567/1347-4065/ab38dd
- NAID
  210000156905
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H02618
[Journal Article] Mesoscopic hierarchic polarization structure in the relaxor ferroelectrics Pb[(Mg1/3Nb2/3)1-xTix]O32019
- Author(s)
  Namikawa K.、Ishino M.、Matsushita M.、Ohwada K.、Kishimoto M.、Mizuki J.、Hasegawa N.、Nishikino M.
- Journal Title
  
  Physical Review B
  
  Volume: 100 Issue: 18
- DOI
  10.1103/physrevb.100.184110
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H02618, KAKENHI-PROJECT-16K05395
[Journal Article] Polarization rotation associated with phonon dynamics in monoclinic C phase near morphotropic phase boundary studies by diffuse and inelastic X-ray scattering from a Ti-composition-gradient Pb[(Mg1/3Nb2/3)1-xTix]O32018
- Author(s)
  K. Ohwada, S. Tsukada, M. Matsuura, S. Tsutsui, A. Q. Baron, J. Mizuki & K. Namikawa.
- Journal Title
  
  Ferroelectrics
  
  Volume: 532 Pages: 100-110
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05395
[Journal Article] Polarization rotation associated with phonon dynamics in monoclinic C phase near morphotropic phase boundary studied by diffuse and inelastic X-ray scattering from a Ti-composition-gradient Pb[(Mg1/3Nb2/3)1-xTix]O3 single crystal2018
- Author(s)
  K. Ohwada, S. Tsukada, M. Matsuura, S. Tsutsui, A. Q. R. Baron, J. Mizuki, K. Namikawa
- Journal Title
  
  Ferroelectrics
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26400327
[Journal Article] Relation between Fractal Inhomogeneity and In/Nb-Arrangement in Pb(In1/2Nb1/2)O32017
- Author(s)
  24. S. Tsukada,　K. Ohwada, H. Ohwa, S. Mori, S. Kojima, N. Yasuda, H. Terauchi, and Y. Akishige
- Journal Title
  
  Scientific Reports
  
  Volume: 7 Issue: 1 Pages: 17508-17508
- DOI
  10.1038/s41598-017-17349-3
- NAID
  120007134601
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K04931, KAKENHI-PROJECT-17K05030, KAKENHI-PROJECT-16H03833, KAKENHI-PROJECT-26400327
[Journal Article] Coherent X-ray diffraction for domain observation II2017
- Author(s)
  K. Ohwada, D. Shimizu, J. Mizuki, K. Fujiwara, T. Nagata, N. Ikeda, H. Ohwa, N. Yasuda & K. Namikawa
- Journal Title
  
  Ferroelectrics
  
  Volume: 513:1 Pages: 16-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05395
[Journal Article] Design of a prototype split-and-delay unit for XFEL pulses, and their evaluation by synchrotron radiation X-rays2017
- Author(s)
  Jun’ya Sakamoto, Kenji Ohwada, Masahiko Ishino, Jun’ichiro Mizuki, Masami Ando and Kazumichi Namikawa
- Journal Title
  
  Jｏｕｒｎａｌ　ｏｆ　Synchrotron Radｉａｔｉｏｎ
  
  Volume: 24 Issue: 1 Pages: 95-102
- DOI
  10.1107/s1600577516017744
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26400327
[Journal Article] COHERENT X-RAY DIFFRACTION FOR DOMAIN OBSERVATION II2017
- Author(s)
  K. Ohwada, D. Shimizu, J. Mizuki, K. Fujiwara, T. Nagata, N. Ikeda, H. Ohwa, N. Yasuda　ａｎｄ K. Namikawa
- Journal Title
  
  Ｆｅｒｒｏｅｌｅｃｔｒｉｃｓ
  
  Volume: 511-513
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400327
[Journal Article] Negative correlation between electrical response and domain size in a Ti-composition-gradient Pb[(Mg1/3Nb2/3)1－xTix]O3 crystal near the morphotropic phase boundary2015
- Author(s)
  Daisuke Shimizu, Shinya Tsukada, Masato Matsuura, Jun'ya Sakamoto, Seiji Kojima, Kazumichi Namikawa, Jun'ichiro Mizuki, and Kenji Ohwada
- Journal Title
  
  Physical Review B
  
  Volume: 92 Issue: 17
- DOI
  10.1103/physrevb.92.174121
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400355, KAKENHI-PROJECT-26400322, KAKENHI-PROJECT-26400327, KAKENHI-PROJECT-26790040
[Journal Article] Two-dimensional charge fluctuation in β-Na_<0.33>V_2O_52012
- Author(s)
  K.Ohwada
- Journal Title
  
  Phys.Rev.B
  
  Volume: 85 Issue: 13
- DOI
  10.1103/physrevb.85.134102
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] Effect of B-site Randomness on the Antiferroelectric/Relaxor Nature of the Ground State: Inelastic X-ray Scattering Study of Pb(In_<1/2>Nb_<1/2>)O_32011
- Author(s)
  K.Ohwada
- Journal Title
  
  J.Korean Phys.Soc.
  
  Volume: 59 Issue: 3(1) Pages: 2509-2514
- DOI
  10.3938/jkps.59.2509
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] X-ray photon correlation spectroscopy of structural fluctuations in relaxor ferroelectrics PZN-9%PT2011
- Author(s)
  K.Ohwada
- Journal Title
  
  J.Phys. : Conference Series
  
  Volume: 320 Pages: 012086-012086
- DOI
  10.1088/1742-6596/320/1/012086
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002, KAKENHI-ORGANIZER-19052007, KAKENHI-PROJECT-21710099
[Journal Article] Contribution of intermediate submicrometer structures to physical properties near Tc in Pb(Zn_<1/3>Nb_<2/3>)O_3-9%PbTiO_32011
- Author(s)
  K. Ohwada, K. Hirota, et al.
- Journal Title
  
  Phys. Rev. B
  
  Volume: 83(22) Issue: 22
- DOI
  10.1103/physrevb.83.224115
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002, KAKENHI-ORGANIZER-19052007, KAKENHI-PROJECT-21224008, KAKENHI-PROJECT-21710099, KAKENHI-PROJECT-22540373
[Journal Article] X-ray intensity Fluctuation Spectroscopy Using Nanofocused Hard X-ray : Its Application to Study of Relaxor ferroelectrics2011
- Author(s)
  K.Ohwada
- Journal Title
  
  Jpn.J.Appl.Phys.
  
  Volume: 49,(2)
- NAID
  40016982482
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-19052007
[Journal Article] Experiment and Theory of Pb(In1/2Nb1/2)O3: Antiferroelectric, Ferroelectric, or Relaxor State Depending on Perovskite B-Site Randomness2010
- Author(s)
  K. Ohwada, Y. Tomita
- Journal Title
  
  J. Phys. Soc. Jpn. 79
- NAID
  210000108156
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] Experiment and Theory of Pb(In_<1/2>Nb_<1/2>)O_3: Antiferroelectric, Ferroelectric, or Relaxor State Depending on Perovskite B-Site Randomness (Special Topics of JPSJ, invited)2010
- Author(s)
  K. Ohwada, Y. Tomita
- Journal Title
  
  J. Phys. Soc. Jpn.
  
  Volume: 79(1) Issue: 1 Pages: 011012-011012
- DOI
  10.1143/jpsj.79.011012
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002, KAKENHI-PROJECT-21710099
[Journal Article] X-ray Intensity Fluctuation Spectroscopy Using Nanofocused Hard X-rays : Its Application to Study of Relaxor ferroelectrics2010
- Author(s)
  K.Ohwada
- Journal Title
  
  Jpn.J.Appl.Phys. 49
- NAID
  40016982482
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21710099
[Journal Article] 高分解能X線非弾性散乱実験と計算機実験によるPb(In1/2Nb1/2)O3の研究:反強誘電状態からリラクサーまでを制御するBサイトランダムネスの効果2010
- Author(s)
  大和田謙二
- Journal Title
  
  日本物理学会誌
  
  Volume: 65,(10) Pages: 800-804
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-19052007
[Journal Article] Experiment and Theory of Pb(In_<1/2>Nb_<1/2>)O_3 : Antiferroelectric, Ferroelectric, or Relaxor State Depending on Perovskite B-Site Randomness2010
- Author(s)
  K.Ohwada
- Journal Title
  
  J.Phys.Soc.Jpn. 79
- NAID
  10025963929
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21710099
[Journal Article] Experiment and Theory of Pb(In_<1/2>Nb_<1/2>)O_3 : Antiferroelectric, Ferroelectric, or Relaxor State Depending on Perovskite B-Site Randomness2010
- Author(s)
  K.Ohwada
- Journal Title
  
  J.Phys.Soc.Jpn. 79
- NAID
  10025963929
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] X-ray Intensity Fluctuation Spectroscopy Using Nanofocused Hard X-rays : Its Application to Study of Relaxor ferroelectrics2010
- Author(s)
  K.Ohwada
- Journal Title
  
  Jpn.J.Appl.Phys. 49
- NAID
  40016982482
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] 高分解能X線非弾性散乱実験と計算機実験によるPb(In_<1/2>Nb_<1/2>)O_3の研究:反強誘電状態からリラクサーまでを制御するBサイトランダムネスの効果2010
- Author(s)
  大和田謙二
- Journal Title
  
  日本物理学会誌
  
  Volume: 65 Pages: 800-804
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21710099
[Journal Article] 高分解能X線非弾性散乱実験と計算機実験によるPb(In_<1/2>Nb_<1/2>)O_3の研究:反強誘電状態からリラクサーまでを制御するBサイトランダムネスの効果2010
- Author(s)
  大和田謙二
- Journal Title
  
  日本物理学会誌
  
  Volume: 65 Pages: 800-804
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] X-ray Intensity Fluctuation Spectroscopy Using Nanofocused Hard X-rays: Its Application to Study of Relaxor ferroelectrics2010
- Author(s)
  K. Ohwada, et al.
- Journal Title
  
  Jpn. J. Appl. Phys.
  
  Volume: 49(2) Issue: 2R Pages: 020216-020216
- DOI
  10.1143/jjap.49.020216
- NAID
  40016982482
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21710099
[Journal Article] 高分解能X線非弾性散乱実験と計算機実験によるPb(In_<1/2>Nb_<1/2>)O_3の研究:反強誘電状態からリラクサーまでを制御するBサイトランダムネスの効果2010
- Author(s)
  大和田謙二, 他
- Journal Title
  
  日本物理学会誌
  
  Volume: 65(10) Pages: 800-804
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21710099
[Journal Article] Antiferroelectric correlation in relaxor Pb(InNb)O and Ferroelectric correlation in antiferroelectric Pb(InNb)O2009
- Author(s)
  K.Ohwada
- Journal Title
  
  Trans.Mat.Res.Soc.Jpn. 34
  
  Pages: 19-22
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-19052007
[Journal Article] NaV_2O_5の逐次電荷不均化による悪魔の花一悪魔の花を咲かせるIsingスピンの詳細と競合する相互作用の理解2008
- Author(s)
  大和田謙二
- Journal Title
  
  日本放射光学会誌 21
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] Intrinsic ferroelectric instability in Pb(In_<1/2>Nb_<1/2>)O_3-revealed by changing B-site randomness : Inelastic x-ray scattering study2008
- Author(s)
  K. Ohwada, K. Hirota, H. Terauchi, 他6名
- Journal Title
  
  Phys. Rev. B
  
  Volume: 77 Pages: 94136-94136
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-19052007
[Journal Article] High-Magnetic-Field X-ray Absorption Spectroscopy of Field-Induced Valence Transition in EuNi_2 (Si_<1-x>Ge_x)_22008
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, Y. Murata, H. Nojiri, Y. Murakami, A. Mitsuda, H. Wada, H. Miyazaki and I. Harada
- Journal Title
  
  J. Phys. Soc. Jpn. 77 No. 5(In press)
- NAID
  110006666013
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Journal Article] Intrinsic ferroelectric instability in Pb.(In_<1/2>Nb_1/2)O_3 revealed by changing B-site randomness2008
- Author(s)
  K.Ohwada, et.al.
- Journal Title
  
  Phys. Rev. B 77
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052002
[Journal Article] High Magnetic Field X-ray Spectroscopy Using a Miniature Pulsed-magnet: A new tool of in vestigating electronic states in high magnetic fields2007
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri
- Journal Title
  
  SOLID STATE PHYSICS 42
  
  Pages: 9-9
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Journal Article] High-Magnetic-Field X-ray Absorption Spectroscopy of Field-Induced Valence Transition in YbInCu_42007
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, Y. Murata, H. Nojiri, Y. Murakami, H. Ohta, W. Zhang and K. Yoshimura
- Journal Title
  
  J. Phys. Soc. Jpn. 76
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Journal Article] High Field X-ray Diffraction Study on a Magnetic-Field-Induced Valence Transition in YbInCu_42006
- Author(s)
  Y.H.Matsuda, T.Inami, K.Ohwada, Y.Murata, H.Nojiri, Y.Murakami, et al.
- Journal Title
  
  J.Phys.Soc.Jpn 75
- Data Source
  KAKENHI-PROJECT-16037216
[Journal Article] DISCOVERY OF THE "DEVIL'S FLOWER" IN A CHARGE-ORDERING SYSTEM-SYNCHROTRON X-RAY2006
- Author(s)
  Kenji Ohwada et al.
- Journal Title
  
  Modern Physics Letters B 20
  
  Pages: 199-214
- Data Source
  KAKENHI-PROJECT-16740177
[Journal Article] Spatial Distribution of the B-site Inhomogeneity in an as-grown Pb(In_<1/2>Nb_<1/2>)O_3 Single Crystal Studied by a Complementary Use of X-ray and Neutron Scatterings2006
- Author(s)
  Kenji Ohwada et al.
- Journal Title
  
  Journal of the Physical Society of Japan 75
  
  Pages: 24606-24606
- NAID
  110004086876
- Data Source
  KAKENHI-PROJECT-16740177
[Journal Article] Application of miniature pulsed magnets to synchrotron X-ray spectroscopy and neutron diffraction2006
- Author(s)
  Y. H. Matsuda, Y. Murata, T. Inami, K. Ohwada, H. Nojiri, K. Ohoyama, N. Katoh, Y. Murakami, F. Iga, T. Takabatake, A. Mitsuda and H. Wada
- Journal Title
  
  J. Phys.: Conference Series 51
  
  Pages: 490-493
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Journal Article] Charge-Order Pattern of the Low-Temperature Phase from a Monoclinic Single Domain of NaV_2O_5 Uniquely Determined by Resonant X-Ray Scattering2005
- Author(s)
  Kenji Ohwada et al.
- Journal Title
  
  Physical Review Letters 94
  
  Pages: 106401-106401
- Data Source
  KAKENHI-PROJECT-16740177
[Journal Article] Resonant X-ray scattering study of UNiGa_52005
- Author(s)
  K.Kuzushita, K.Ishii, K.Ohwada, Y.Murakami et al.
- Journal Title
  
  Physica B 359-361
  
  Pages: 1045-1047
- Data Source
  KAKENHI-PROJECT-16037216
[Journal Article] X-ray diffraction in high magnetic fields using a portable pulsed magnet and synchrotron x-rays2005
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri
- Journal Title
  
  SOLID STATE PHYSICS 40
  
  Pages: 9-9
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Journal Article] X-ray diffraction experiments under pulsed magnetic fields above 30T2005
- Author(s)
  T.Inami, K.Ohwada, Y.H.Matsuda, Y.Ueda, H.Nojiri, Y.Murakami, et al.
- Journal Title
  
  Nucl.Instr.and Meth. 238
  
  Pages: 233-236
- Data Source
  KAKENHI-PROJECT-16037216
[Journal Article] Structural properties and phase transition of hole-orbital-ordered (C_2H_5NH_3)_2CuCl_4 studied by resonant and non-resonant x-ray scatterings under high pressure2005
- Author(s)
  Kenji Ohwada et al.
- Journal Title
  
  Physical Review B 72
  
  Pages: 14123-14123
- Data Source
  KAKENHI-PROJECT-16740177
[Journal Article] Resonant inelastic x-ray scattering study of hole-doped manganites La1-xSrxMnO3 (x=0.2 and 0.4)2004
- Author(s)
  K.Ishii, T.Inami, K.Ohwada, Y.Murakami et al.
- Journal Title
  
  Phys. Rev. B 70
  
  Pages: 224437-6
- Data Source
  KAKENHI-PROJECT-16037216
[Journal Article] Application of a portable pulsed magnet to synchrotron radiation experiments2004
- Author(s)
  Y.H.Matsuda, Y.Ueda, T.Inami, K.Ohwada, Y.Murakami et al.
- Journal Title
  
  Physica B 346-347
  
  Pages: 519-523
- Data Source
  KAKENHI-PROJECT-16037216
[Patent] Ｘ線回折測定方法およびＸ線回折測定装置2022
- Inventor(s)
  大和田謙二、町田晃彦、押目典宏、菅原健人、綿貫徹
- Industrial Property Rights Holder
  大和田謙二、町田晃彦、押目典宏、菅原健人、綿貫徹
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2022-125870
- Filing Date
  2022
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] BraggコヒーレントX線回折イメージング法による数十～数百nmサイズ結晶一粒子の非破壊観察2024
- Author(s)
  押目　典宏 , 大和田　謙二 , 町田　晃彦 , 福島　凪世 , 白川　皓介, 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 綿貫　徹 , 石井　賢司 , 豊川　秀訓 , 門馬　綱一 , Kim Sangwook , 塚田　真也 , 黒岩　芳弘
- Organizer
  第37回日本放射光学会年会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] 温度勾配と強誘電性相転移2023
- Author(s)
  塚田真也, 金川茜里, 大和田謙二
- Organizer
  第40回強誘電体会議（FMA40）
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] ナノ結晶の内部構造を解明するコヒーレントX線回折イメージング装置と研究事例の紹介2023
- Author(s)
  大和田　謙二
- Organizer
  京大・JAEA・QST解析・計測合同地域セミナー -最新の微細構造・状態解析-
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] コヒーレント X 線回折を利用した焼結体中結晶粒の非破壊イメージング2023
- Author(s)
  押目典宏, 大和田謙二, 町田晃彦, 福島凪世, 白川皓介, 上野慎太郎, 藤井一郎, 和田智志, 菅原健人, 島田歩, 上野哲朗, 綿貫徹, 石井賢司, 豊川秀訓, 門馬綱一, Kim Sangwook, 塚田真也, 黒岩芳弘
- Organizer
  第40回強誘電体会議（FMA40）
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] X 線光子相関分光法による Al-Cu-Ru 準結晶・近似結晶のダイナミクス観察2023
- Author(s)
  綿貫　徹, 大和田　謙二, 押目　典宏, 町田　晃彦, 菅原　健人, 島田　歩, 藤田伸尚
- Organizer
  第28回準結晶研究会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] Raman Spectroscopy Study on the Relationship between B-Site Arrangement and Relax or Antiferroelectric Behavior in Pb(In1/2Nb1/2)O32023
- Author(s)
  Shinya Tsukada, Yasuhiro Fujii, Hidehiro Ohwa, and Kenji Ohwada
- Organizer
  36th International Microprocesses and Nanotechnology Conference (MNC 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] BraggコヒーレントX線回折イメージングによるBaTiO3セラミクス中ひと粒内部の格子歪みの可視化2023
- Author(s)
  押目　典宏 , 大和田　謙二 , 町田　晃彦 , 福島　凪世 , 白川　皓介, 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 綿貫　徹 , 石井　賢司 , 豊川　秀訓 , 門馬　綱一 , Kim Sangwook , 塚田　真也 , 黒岩　芳弘
- Organizer
  2023年第84回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] コヒーレントX線回折を用いた500nm級BaTiO3一粒子の相転移と常誘電相での内部歪の観察2023
- Author(s)
  押目　典宏 , 大和田　謙二 , 町田　晃彦 , 福島　凪世 , 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 綿貫　徹 , 石井　賢司 , 豊川　秀訓 , 門馬　綱一 , Kim Sangwook , 塚田　真也 , 黒岩　芳弘
- Organizer
  第61回セラミックス基礎科学討論会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] ブラッグコヒーレント X線回折イメージングの開発と負熱膨張粉体の非破壊一粒子内部観察への適用2022
- Author(s)
  綿貫　徹 , 大和田　謙二 , 押目　典宏 , 町田　晃彦 , 菅原　健人 , 島田　歩 , 黒岩　芳弘 , 西久保　匠 , 酒井　雄樹 , 東　正樹
- Organizer
  一般社団法人粉体冶金協会2022年度秋季大会(第130回講演大会)
- Invited
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] 500 nm級BaTiO3一粒子の強誘電相転移と常誘電相における不均質構造2022
- Author(s)
  押目　典宏 , 大和田　謙二 , 町田　晃彦 , 福島　凪世 , 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 綿貫　徹 , 石井　賢司 , 豊川　秀訓 , 門馬　綱一 , Kim Sangwook , 塚田　真也 , 黒岩　芳弘
- Organizer
  日本物理学会2022年秋季大会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] 誘電体の構造物性の現状2022
- Author(s)
  大和田　謙二
- Organizer
  ISSPワークショップ「1000テスラ超強磁場科学の開拓」
- Invited
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] Bragg Coherent X-ray diffraction for visualization of the inhomogeneous structure of a single ferroelectric particle2022
- Author(s)
  Oshime Norihiro , Ohwada Kenji , Machida Akihiko , Fukushima Nagise , Ueno Shintaro , Fujii Ichiro , Wada Satoshi , Sugawara Kento , Shimada Ayumu , Ueno Tetsuro , Watanuki Tetsu , Ishii Kenji , Toyokawa Hidenori , Momma Koichi , Kim Sangwook , Tsukada Shinya , Kuroiwa Yoshihiro
- Organizer
  The 14th Japan-China Symposium on Ferroelectric Materials and Their Applications
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] コヒーレントX線回折を利用したナノ結晶の3次元イメージング2022
- Author(s)
  大和田　謙二 , 押目　典宏 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 町田　晃彦 , 石井　賢司 , 綿貫　徹 , 豊川　秀訓 , 門馬　綱一 , 福島　凪世 , 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 黒岩　芳弘
- Organizer
  令和4年(2022年)度日本結晶学会年会および会員総会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] コヒーレントX線回折を利用したナノ結晶の3次元イメージングII2022
- Author(s)
  押目　典宏 , 大和田　謙二 , 菅原　健人 , 島田　歩 , 山内　礼士 , 上野　哲朗 , 町田　晃彦 , 綿貫　徹 , 上野　慎太郎 , 藤井　一郎 , 和田　智志, 門馬　綱一 , 石井　賢司 , 豊川　秀訓 , 塚田　真也 , 黒岩　芳弘
- Organizer
  第39回強誘電体会議
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] 運動学的Bragg反射を用いたX線波面制御2022
- Author(s)
  香村芳樹、澤田圭、大和田健二他
- Organizer
  日本放射光学会年会
- Data Source
  KAKENHI-PROJECT-20K03824
[Presentation] ラマン分光法によるBaTiO3微粒子の構造と誘電応答2022
- Author(s)
  塚田真也，押目典宏，大和田謙二，Sangwook Kim，黒岩芳弘
- Organizer
  第39回強誘電体会議
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] SiC結晶中のらせん転位で生じるX線光渦の二光束X線トポグラフィーによる検出2022
- Author(s)
  香村芳樹、澤田圭、大和田健二他
- Organizer
  日本応用物理学会
- Data Source
  KAKENHI-PROJECT-20K03824
[Presentation] BraggコヒーレントX線回折を用いたPd水素化物ナノ結晶の3次元イメージング2022
- Author(s)
  押目　典宏 , 大和田　謙二 , 菅原　健人 , 島田　歩 , 安部友啓 , 山内礼士 , 上野　哲朗 , 町田　晃彦 , 綿貫　徹 , 上野慎太郎 , 藤井一郎 , 和田智志 , 佐藤良太 , 寺西利治 , 山内美穂 , 石井　賢司 , 豊川　秀訓 , 黒岩芳弘
- Organizer
  日本物理学会2022年年次大会
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] コヒーレントX線回折による数100 nm級強誘電体一粒子の内部歪観察2022
- Author(s)
  押目　典宏 , 大和田　謙二 , 町田　晃彦 , 福島　凪世 , 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 菅原　健人 , 島田　歩 , 上野　哲朗 , 綿貫　徹 , 石井　賢司 , 豊川　秀訓 , 門馬　綱一 , Kim Sangwook , 塚田　真也 , 黒岩　芳弘
- Organizer
  2022年第83回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] 3D Imaging of Nanocrystals by Coherent X-ray Diffraction2022
- Author(s)
  Ohwada Kenji , Oshime Norihiro , Sugawara Kento , Shimada Ayumu , Fukushima Nagise , Ueno Tetsuro , Machida Akihiko , Watanuki Tetsu , Ueno Shintaro , Fujii Ichiro , Wada Satoshi , Momma Koichi , Ishii Kenji , Toyokawa Hidenori , Tsukada Shinya , Kuroiwa Yoshihiro
- Organizer
  15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23244
[Presentation] CTR散乱に注目したリラクサー強誘電体70%Pb(Mg1/3Nb2/3)O3-30%PbTiO3 (PMN-30%PT)の90度ドメイン境界の観察2021
- Author(s)
  大和田　謙二 , 並河一道
- Organizer
  第38回強誘電体会議
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] Bragg コヒーレントX線回折を用いたナノ結晶の外形、歪分布のイメージング2021
- Author(s)
  押目　典宏 , 大和田　謙二 , 菅原　健人 , 安部　友啓 , 山内　礼士 , 上野　哲朗 , 町田　晃彦 , 綿貫　徹 , 石井　賢司 , 上野　慎太郎 , 藤井　一郎 , 和田　智志 , 佐藤　良太 , 寺西　利治 , 山内　美穂 , 豊川　秀訓 , 黒岩　芳弘
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] Bragg-CDI法による結晶ナノ粒子の観察2021
- Author(s)
  大和田謙二
- Organizer
  令和3年度文部科学省ナノテクノロジープラットフォーム事業　JAEA＆QST微細構造解析プラットフォーム合同地域セミナー　―最新の電子状態・表面反応・結晶構造解析-
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] コヒーレントX線回折を利用したナノ結晶の3次元イメージング2021
- Author(s)
  押目　典宏 , 大和田　謙二 , 菅原　健人 , 安部友啓 , 山内礼士 , 上野　哲朗 , 町田　晃彦 , 綿貫　徹 , 上野慎太郎 , 藤井一郎 , 和田智志 , 黒岩芳弘
- Organizer
  第38回強誘電体会議
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] コヒーレントX線回折を利用したBaTiO_3_ナノ結晶の3次元イメージング2020
- Author(s)
  大和田謙二，菅原健人，安部友啓，上野哲朗, 町田晃彦，綿貫徹，上野慎太郎，藤井一郎，和田智志，黒岩芳弘
- Organizer
  日本物理学会第75回年次大会（2020年）
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] コヒーレントX線を利用したナノ結晶の構造解析2020
- Author(s)
  大和田謙二
- Organizer
  日本顕微鏡学会第63回シンポジウム「顕微鏡オンラインフォーラム2020」共催セッション「微細構造解析プラットフォーム特別講演会（成果事例報告）」
- Invited
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] 溶媒アニールによるポリエーテルエーテルケトン膜のモルフォロジー制御と放射線グラフト重合反応加速機構2020
- Author(s)
  長谷川伸、廣木章博、吉村公男、ザオユエ、町田晃彦、大和田謙二、前川康成
- Organizer
  第69回高分子討論会
- Data Source
  KAKENHI-PROJECT-18H03850
[Presentation] コヒーレントX線回折を利用したBaTiO3ナノ結晶の3次元イメージングII2020
- Author(s)
  大和田謙二, 菅原健人, 安部友啓, 上野哲朗, 町田晃彦, 綿貫徹, 上野慎太郎, 藤井一郎, 和田智志, 黒岩芳弘
- Organizer
  第37回強誘電体応用会議
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] コヒーレントX線回折によるBaTiO3ナノ結晶の3次元イメージング2019
- Author(s)
  大和田謙二
- Organizer
  東北大学金属材料研究所共同利用・共同研究ワークショップ「強誘電体関連物質の機能発言に関する構造科学の新展開」
- Invited
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] 放射光・中性子散乱を利用した誘電体の構造・ダイナミクス研究―バルク、境界、単一粒子2019
- Author(s)
  大和田謙二
- Organizer
  第6回大型実験施設とスーパーコンピュータとの連携利用シンポジウム-物質構造の階層性とフォノン物性の理解-
- Invited
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] ポリエーテルエーテルケトン膜の放射線グラフト重合を促進させるモルホロジー制御2019
- Author(s)
  長谷川伸、廣木章博、吉村公男、ザオユエ、町田晃彦、大和田謙二、綿貫徹、前川康成
- Organizer
  第68回高分子討論会
- Data Source
  KAKENHI-PROJECT-18H03850
[Presentation] Ｘ線散乱で調べるPMN-30%PT 正方晶相の90度ドメイン境界2019
- Author(s)
  大和田謙二、　水木純一郎、　並河一道
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-16K05395
[Presentation] コヒーレントX線回折を利用したBaTiO3ナノ結晶の3次元イメージング2019
- Author(s)
  大和田謙二, 菅原健人, 安部友啓, 町田晃彦, 綿貫徹, 上野慎太郎, 藤井一郎, 和田智志, 黒岩芳弘
- Organizer
  第36回強誘電体応用会議
- Data Source
  KAKENHI-PROJECT-19H02618
[Presentation] X-ray scattering study of 90-degree domain boundaries in tetragonal phase of 70%Pb(Mg1/3Nb2/3)O3-30%PbTiO3 (PMN-30%PT)2018
- Author(s)
  K.Ohwada, J. Mizuki, and K. Namikawa
- Organizer
  MRS-J
- Data Source
  KAKENHI-PROJECT-16K05395
[Presentation] Dynamics of domain walls in BaTiO3（発表確定）2018
- Author(s)
  K. Ohwada, M. Matsuura, S. Tsukada, K. Deno, J. Mizuki, and M. Iwata
- Organizer
  2018 ISAF-FMA-AMF-AMEC-PFM (IFAAP) Joint Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] BaTiO3のドメイン境界ダイナミクス2018
- Author(s)
  大和田　謙二
- Organizer
  日本物理学会第73回年次大会(2018)
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Multiple length scales in relaxor ferroelectrics2017
- Author(s)
  Kenji Ohwada, Jun'ichiro Mizuki, Kazumichi Namikawa
- Organizer
  Th 14th International Meeting on Ferroelectricity
- Place of Presentation
  San Antonio (Texas, USA)
- Year and Date
  2017-09-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Multiple length scales in reluxor ferroelectrics2017
- Author(s)
  Kenji Ohwada, Jun'ichiro Mizuki, Kazumichi Namikawa
- Organizer
  The Fourteenth International Meeting on Ferroelectricity
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05395
[Presentation] スローダイナミクスの立場から核共鳴準弾性散乱への期待2017
- Author(s)
  大和田　謙二
- Organizer
  第10回SPRUC 核共鳴散乱研究会、第1回核共鳴準弾性散乱研究会
- Place of Presentation
  グランパークカンファレンス 303 中会議室（東京都港区）
- Year and Date
  2017-02-24
- Invited
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Multiple Length Scales in Relaxor Ferroielectrics2017
- Author(s)
  大和田　謙二, 水木　純一郎, 並河　一道
- Organizer
  The 14th International Meeting on Ferroelectricity (IMF2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] 斜め90°ストライプドメインの自己組織化2016
- Author(s)
  並河一道、石野雅彦、大和田謙二
- Organizer
  第26回日本ＭＲＳ年次大会
- Place of Presentation
  横浜市開港記念館（神奈川県　横浜市）
- Year and Date
  2016-12-19
- Invited
- Data Source
  KAKENHI-PROJECT-16K05395
[Presentation] Domain/heterophase fluctuations in the relaxor ferroelectrics studied by coherent x-ray diffraction2016
- Author(s)
  K. Ohwada, D. Shimizu, J. Mizuki ａｎｄ K. Namikawa
- Organizer
  Joint RCBJSF-IWRF Conference
- Place of Presentation
  くにびきメッセ（島根県松江市）
- Year and Date
  2016-06-19
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Domain/heterofase fluctuation in relaxor ferroelectrics studied by coherent x-ray diffraction2016
- Author(s)
  Kenji OHWADA, Daisuke SHIMIZU, Jun'ichiro MIZUKI, Kazumichi NAMIKAWA
- Organizer
  13th Russia/CIS/Baltic/Japan Symposium on Ferroelectrics, International Workshop on Relaxor Ferroelectrics 2016
- Place of Presentation
  くにびきメッセ（島根県　松江市）
- Year and Date
  2016-06-19
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05395
[Presentation] X線回折を利用したBaTiO3正方晶相のドメイン境界の研究 / X-ray diffraction study of domain boundaries in the tetragonal BaTiO32016
- Author(s)
  大和田　謙二
- Organizer
  第26回日本MRS年次大会
- Place of Presentation
  産業貿易センター(神奈川県横浜市)
- Year and Date
  2016-12-20
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Heterogeneity and relaxors: A synchrotron x-ray scattering study2015
- Author(s)
  K. Ohwada
- Organizer
  Pacifichem2015
- Place of Presentation
  Hawaii (USA)
- Year and Date
  2015-12-15
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] 不均質とリラクサー2015
- Author(s)
  大和田謙二
- Organizer
  第20回中国・四国・北九州地区誘電体セミナ―
- Place of Presentation
  島根大学（島根県松江市）
- Year and Date
  2015-06-19
- Invited
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] コヒーレントＸ線によるドメイン観察II2015
- Author(s)
  大和田謙二, 清水大輔, 水木純一郎, 藤原考将, 永田知子, 池田直, 並河一道
- Organizer
  第25回日本MRS年次大会
- Place of Presentation
  波止場会館（神奈川県横浜市）
- Year and Date
  2015-12-08
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] 高次構造とコヒーレントX線利用、次世代構造物性2015
- Author(s)
  大和田謙二
- Organizer
  PF研究会「次世代放射光光源を用いた構造物性研究への期待」
- Place of Presentation
  ＫＥＫ（つくば）
- Year and Date
  2015-07-27
- Invited
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] リラクサー強誘電体Pb[(Mg1/3Nb2/3)(1-x)Tix]O3濃度傾斜試料を用いたX線散漫散乱測定2015
- Author(s)
  清水大輔, 大和田謙二, 坂本潤哉, 塚田真也, 松浦直人, 筒井智嗣, Alfred Q. R. Baron, E, 並河一道, 水木純一郎
- Organizer
  日本物理学会2015年秋季大会（関西大学）
- Place of Presentation
  関西大学（大阪府大阪市）
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Multiple-length-scale approach to the ferroelectric phase transition of 91%Pb(Zn_<1/3>Nb_<2/3>)O_3-9%PbTiO_3-coherent X-ray diffraction study-2012
- Author(s)
  K.Ohwada
- Organizer
  JAEA Symposium on Synchrotron Radiation Research 2012
- Place of Presentation
  兵庫県(SPring-8)
- Year and Date
  2012-03-09
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Dynamics of antiferroelectric/relaxor Pb(In_<1/2>Nb_<1/2>)O_32011
- Author(s)
  K.Ohwada
- Organizer
  ISAF-PFM-2011
- Place of Presentation
  The Westin Bayshore Hotel, Vancouver, Canada(招待講演)
- Year and Date
  2011-07-25
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] X-ray photon correlation spectroscopy of structural fluctuations in relaxor ferroele ctrics PZN-9%PT2011
- Author(s)
  K.Ohwada
- Organizer
  International Conference on Frustration in Condensed Matter
- Place of Presentation
  Sendai International Center
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] コヒーレントX線を用いた構造相転移の研究(講師)2011
- Author(s)
  大和田謙二
- Organizer
  不規則系研究会
- Place of Presentation
  兵庫県姫路市
- Year and Date
  2011-08-17
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] X-ray photon correlation spectroscopy of structural fluctuations in relaxor ferroelectrics PZN-9%PT2011
- Author(s)
  K.Ohwada
- Organizer
  International Conference on Frustration in Condensed Matter
- Place of Presentation
  Sendai International Center
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] コヒーレントX線を用いた構造相転移の研究2011
- Author(s)
  大和田謙二
- Organizer
  不規則系研究会
- Place of Presentation
  兵庫県姫路市(招待講演)
- Year and Date
  2011-08-17
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Dynamics of anti ferroelectric/relaxor Pb(In_<1/2>Nb_<1/2>)O_32011
- Author(s)
  K. Ohwada, et al.
- Organizer
  ISAF-PFM-2011
- Place of Presentation
  The Westin Bayshore Hotel, Vancouver, Canada
- Year and Date
  2011-07-25
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Dynamics of anti ferroelectric/relaxor Pb(In_<1/2>Nb_<1/2>)O_3(招待講演)2011
- Author(s)
  K. Ohwada, et al.
- Organizer
  ISAF-PFM-2011
- Place of Presentation
  The Westin Bayshore Hotel, Vancouver, Canada
- Year and Date
  2011-07-25
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Dynamics of Relaxor/Antiferroelectric Pb(In_<1/2>Nb_<1/2>)O_32010
- Author(s)
  大和田謙二
- Organizer
  第20回日本MRS学術シンポジウム
- Place of Presentation
  横浜市開港記念館(横浜市)
- Year and Date
  2010-12-21
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Effect of B-site randomness on the antiferroelectric/relaxor nature of the ground state: Inelastic x-ray scattering study of Pb(In_<1/2>Nb_<1/2>)O_3(招待講演)2010
- Author(s)
  K. Ohwada, et al.
- Organizer
  Japan-Korea Conference on Ferroelectrics
- Place of Presentation
  Himeji, Japan
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Dynamics of Relaxor/Antiferroelectric Pb(In_<1/2>Nb_<1/2>)O_32010
- Author(s)
  大和田謙二
- Organizer
  第20回日本MRS学術シンポジウム
- Place of Presentation
  横浜開港記念館
- Year and Date
  2010-12-21
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Effect of B-site randomness on the antiferroelectric/relaxor nature of the ground state : Inelastic x-ray scattering study of Pb(In_<1/2>Nb_<1/2>)O_32010
- Author(s)
  K.Ohwada
- Organizer
  Japan-Korea Conference on Ferroelectrics 08
- Place of Presentation
  イーグレ姫路(姫路市)(招待講演)
- Year and Date
  2010-08-04
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Effect of B-site randomness on the antiferroelectric/relaxor nature of the ground state : Inelastic x-ray scattering study of Pb(In_<1/2>Nb_<1/2>)O_32010
- Author(s)
  大和田謙二
- Organizer
  Japan-Korea Conference on Ferroelectrics 08
- Place of Presentation
  イーグレ姫路(招待講演)
- Year and Date
  2010-08-04
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Ordered-Pb(In_<1/2>Nb_<1/2>)O_3のX線非弾性散乱実験2010
- Author(s)
  大和田謙二
- Organizer
  日本物理学会
- Place of Presentation
  岡山大学
- Year and Date
  2010-03-20
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Contribution of a higher order structure on relaxor behavior : Structure and dynamics of polar nano region studied by coherent x-ray diffraction2009
- Author(s)
  K.Ohwada
- Organizer
  Gordon Research Conference : X-ray science
- Place of Presentation
  Colby Colleage ME, USA
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] コヒーレントX線を利用したリラクサーの時空間階層構造へのアプローチ2009
- Author(s)
  大和田謙二
- Organizer
  中国・四国・北九州地区誘電体会議
- Place of Presentation
  岡山大学
- Year and Date
  2009-12-12
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Contribution of a higher order structure to the ferroelectric phase transition in relaxor2009
- Author(s)
  K.Ohwada
- Organizer
  Joint European Japanese Conference : Frustration in Condensed Matter
- Place of Presentation
  Ecole Normale Lyon Lyon, France
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] PZN-9%PTの立方晶-正方晶相転移について2009
- Author(s)
  大和田謙二
- Organizer
  日本物理学会2009年秋季大会
- Place of Presentation
  熊本大学
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] PZN-9%PTの立方晶―正方晶相転移について2009
- Author(s)
  大和田謙二
- Organizer
  日本物理学会2009年秋季大会
- Place of Presentation
  熊本大学
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] X線光子相関分光による物性研究と今後の展望(招待講演)2009
- Author(s)
  大和田謙二
- Organizer
  ERLサイエンスワークショップ
- Place of Presentation
  高エネルギー加速器研究機構(茨城県つくば市)
- Year and Date
  2009-07-10
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] コヒーレントX線を利用したリラクサーの時空間階層構造へのアプローチ2009
- Author(s)
  大和田謙二
- Organizer
  中国・四国・北九州地区誘電体会議
- Place of Presentation
  岡山大学
- Year and Date
  2009-12-12
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Contribution of a higher order structure to the ferroelectric phase transition in relaxor2009
- Author(s)
  大和田謙二
- Organizer
  Joint European Japanese Conference : Frustration in Condensed Matter
- Place of Presentation
  Ecole Normale Lyon Lyon, France
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] X線光子相関分光による物性研究と今後の展望2009
- Author(s)
  大和田謙二
- Organizer
  ERLサイエンスワークショップ
- Place of Presentation
  高エネルギー加速器研究機構(茨城)
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Configuration dependence of domain contribution to the dielectric properties of relaxor2009
- Author(s)
  大和田謙二
- Organizer
  第19回日本MRS学術シンポジウム
- Place of Presentation
  横浜市開港記念会館
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] Configuration dependence of domain contribution to the dielectric properties of relaxor2009
- Author(s)
  大和田謙二
- Organizer
  第19回日本MRS学術シンポジウム
- Place of Presentation
  横浜市開港記念会館
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Contribution of a higher order structure on relaxor behavior : Structure and dynamics of polar nano region studied by coherent x-ray diffraction2009
- Author(s)
  大和田謙二
- Organizer
  Gordon Research Conference : X-ray science
- Place of Presentation
  Colby Colleage ME, USA
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] X線光子相関分光による物性研究と今後の展望2009
- Author(s)
  大和田謙二
- Organizer
  ERLサイエンスワークショップ
- Place of Presentation
  高エネルギー加速器研究機構(茨城)
- Data Source
  KAKENHI-PROJECT-21710099
[Presentation] High magnetic field XMCD study of Eu-based valence fluctuating materials2008
- Author(s)
  Y. H. Matsuda, Z. W. Ouyang, H. Nojiri, T. Inami, K. Ohwada, M. Suzuki, N. Kawamura
- Organizer
  The Japanese Society for Synchrotron Radiation Research meeting
- Place of Presentation
  Kusatsu
- Year and Date
  2008-01-14
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Coherent x-ray diffraction study of X-phase of relaxor2008
- Author(s)
  K. Ohwada
- Organizer
  The 9th Russia/CIS/Baltic/Japan Symposium on Ferroelectricity
- Place of Presentation
  Vilnius, Lithuania
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Ferroelectric and antiferroelectric correlations in ant iferroelectric Pb(In_<1/2>Nb_<1/2>)O_3 studied by x-ray diffraction2008
- Author(s)
  K. Ohwada
- Organizer
  The IUMRS International Conference inAsia 2008
- Place of Presentation
  名古屋
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Intrinsic ferroelectric instability in Pb(In_<1/2>Nb_<1/2)O_3(PIN)revealed by changing B-site randomness : Inelastic x-ray scattering study2008
- Author(s)
  K.Ohwada
- Organizer
  XXI Congress and general Assembly of the International Union of CrYstaliography
- Place of Presentation
  大阪
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] 共鳴X線散乱を用いたA_<1/3>V_2O_5(A=Na,Sr)の電荷秩序状態の研究2008
- Author(s)
  大和田謙二
- Organizer
  日本物理学会、2008年秋季大会
- Place of Presentation
  岩手大学
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Intrinsic ferroelectric instability in Pb(In1/2Nb1/2)O3 : Inelastic x-ray scattering in control of the B-site randomness2008
- Author(s)
  K. Ohwada
- Organizer
  Fundamental Physics of Ferroelectrics 2008
- Place of Presentation
  Williamsburg (USA)
- Year and Date
  2008-02-11
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Pulsed-high-magnetic-field XMCD in EuNi2(Sil-xGex)22008
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri, Y. Murakami, A. Mitsuda, H. Wada
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Higashiosaka
- Year and Date
  2008-03-23
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Development of techniques for pulsed-high-magnetic-field XMCD measurements2007
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri, H. Amitsuka
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Kagoshima
- Year and Date
  2007-03-18
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] A study of multi-step magnetization process of TbB42007
- Author(s)
  T. Inami, K. Ohwada, Y. H. Matsuda, H. Nojiri, D. Okuyama, T. Matsumura, Y. Murakami
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Sapporo
- Year and Date
  2007-09-22
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Intrinsic ferroelectric instability in Pb(In1/2Nb1/2)O3 : Inelastic x-ray scattering in control of the B-site randomness2007
- Author(s)
  K. Ohwada
- Organizer
  2007年度Material Research Society of Japan年次大会
- Place of Presentation
  日本大学(駿河台)
- Year and Date
  2007-12-08
- Data Source
  KAKENHI-PLANNED-19052002
[Presentation] Magnetic-field-induced valence transition of ground state in EuNi2(Sil -xGex)2 observed by high-magnetic-field XAS2007
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri, Y. Murakami, A. Mitsuda, H. Wada
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Kagoshima
- Year and Date
  2007-03-18
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Development of techniques for pulsed-high-magnetic-field XMCD measurements II2007
- Author(s)
  Y. H. Matsuda, Z. W. Ouyang, H. Nojiri, T. Inami, K. Ohwada, M. Suzuki, N. Kawamura
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Sapporo
- Year and Date
  2007-09-22
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] A resonant x-ray di raction experiment of TbB4 under pulsed magnetic fields2007
- Author(s)
  T. Inami, K. Ohwada, Y. H. Matsuda, H. Nojiri, D. Okuyama, T. Matsumura, Y. Murakami
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Kagoshima
- Year and Date
  2007-03-19
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] An x-ray diraction experiment of the 1/2 plateau phase of CdCr2O42006
- Author(s)
  T. Inami, K. Ohwada, M. Tsubota, Y. H. Matsuda, H. Nojiri, H. Ueda
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Chiba
- Year and Date
  2006-09-26
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] X-ray absorption spectra in EuNi2(Sil-xGex)2 at pulsed high magnetic fields2006
- Author(s)
  Y. H. Matsuda, Y. Murata, T. Inami, K. Ohwada, M. Tsubota, H. Nojiri, Y. Murakami, A. Mitsuda, H. Wada
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Matsuyama
- Year and Date
  2006-03-27
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] High magnetic field XAS in Kondo semiconductors2006
- Author(s)
  Y. H. Matsuda, T. Inami, K. Ohwada, H. Nojiri, Y. Murakami, F. Iga, T. Takabatake
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Chiba
- Year and Date
  2006-09-25
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Application of miniature pulsed magnets tosynchrotron X-ray spectroscopy and neutron diffraction2006
- Author(s)
  Y. H. Matsuda, Y. Murata, T Inami, K. Ohwada, H. Nojiri, K. Ohoyama, N. Katoh, Y. Murakami, F. Iga, T. Takabatake, A. Mitsuda, H. Wada
- Organizer
  Yamada Conference LX on Research in High Magnetic Fields
- Place of Presentation
  Sendai
- Year and Date
  2006-08-18
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] Development of techniques of X-ray diffraction measurements using synchrotron X-rays and pulsed magnetic fields2005
- Author(s)
  Y. H. Matsuda, Y. Murata, T. Inami, K. Ohwada, M. Tsubota, H. Nojiri, Y. Murakami
- Organizer
  The Physical Society of Japan meeting
- Place of Presentation
  Kyotanabe
- Year and Date
  2005-09-21
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17340111
[Presentation] コヒーレントX線散乱で調べるリラクサー強誘電体PZN-9%PTのドメイン形成過程
- Author(s)
  大和田謙二, 水木純一郎, 並河一道
- Organizer
  日本物理学会
- Place of Presentation
  早稲田大学（東京都新宿区）
- Year and Date
  2015-03-21 – 2015-03-24
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Study of Relaxor Ferroelectrics by Using Coherent X-ray Scattering
- Author(s)
  Kenji OHWADA
- Organizer
  Workshop: CROSSroads of Users and J-PARC 第12回「不均一系における構造と機能」
- Place of Presentation
  茨城量子ビーム研究センター（茨城県）
- Year and Date
  2014-09-16 – 2014-09-17
- Invited
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Structural Aspect of Relaxor Ferroelectrics near Morphotropic Phase Boundary Studied by Synchrotron X-ray Scattering
- Author(s)
  Kenji OHWADA
- Organizer
  The 15th IUMRS-International Conference in Asia (IUMRS-ICA 2014)
- Place of Presentation
  福岡大学（福岡市城南区）
- Year and Date
  2014-08-24 – 2014-08-29
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Self-organization of domains near morphotropic phase boundary studied by coherent X-ray scattering
- Author(s)
  Kenji Ohwada, Jun'ichiro Mizuki, Mitsuyoshi Matsushita, Kazumichi Namikawa
- Organizer
  The 10th Japan-Korea Conference on Ferroelectrics
- Place of Presentation
  広島国際会議場（広島市中区）
- Year and Date
  2014-08-17 – 2014-08-20
- Data Source
  KAKENHI-PROJECT-26400327
[Presentation] Higher-order Structures Near MPB
- Author(s)
  Kenji OHWADA
- Organizer
  International Workshop on Relaxor Ferroelectrics
- Place of Presentation
  Stirin, Czech Republic
- Year and Date
  2014-10-13 – 2014-10-16
- Invited
- Data Source
  KAKENHI-PROJECT-26400327

1. TOMITA Yusuke (50361663)

# of Collaborated Projects: 4 results

# of Collaborated Products: 2 results
2. HIROTA Kazuma (90272012)

# of Collaborated Projects: 3 results

# of Collaborated Products: 2 results
3. MATSUDA Yasuhiro (10292757)

# of Collaborated Projects: 3 results

# of Collaborated Products: 17 results
4. INAMI Toshiya (30354989)

# of Collaborated Projects: 2 results

# of Collaborated Products: 21 results
5. NAKAO Hironori (70321536)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. NOGUCHI Yuji (60293255)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. MATSUURA Masato (30376652)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
8. SODA Minoru (40463905)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. MAEGAWA Satoru (40135489)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
10. TSUNETSUGU Hirokazu (80197748)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. ARIMA Takahisa (90232066)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. KATORI Hiroko (10211707)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
13. NAMIKAWA Kazumichi (10090515)

# of Collaborated Projects: 2 results

# of Collaborated Products: 7 results
14. 加藤岳夫 (80332956)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
15. 黒岩芳弘 (40225280)

# of Collaborated Projects: 2 results

# of Collaborated Products: 19 results
16. 塚田真也 (90570531)

# of Collaborated Projects: 2 results

# of Collaborated Products: 16 results
17. MORI Shigeo (20251613)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. WAKABAYASHI Yusuke (40334205)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. KONDO Tadashi (20252223)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. KAWAMURA Hikaru (30153018)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. KAGEYAMA Hiroshi (40302640)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. MIZUKI Jyun'ichiro (90354977)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
23. Maekawa Yasunari (30354939)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
24. Takaya Mitsui (20354988)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. Kohmura Yoshiki (30270599)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
26. 石井賢司 (40343933)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
27. 村上洋一 (60190899)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
28. 松村武 (00312546)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 岩田真 (40262886)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
30. 西松毅 (70323095)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
31. 石野雅彦 (80360410)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
32. 川勝年洋 (20214596)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
33. 小泉智 (00343898)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
34. 趙躍 (30450307)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
35. 大道正明 (10625453)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
36. 廣木章博 (10370462)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
37. 山崎裕一 (70571610)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. 菅原健人 (80831304)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
39. 澤田桂 (40462692)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
40. 加藤大地 (40906921)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
41. 平井大悟郎 (80734780)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
42. 池田暁彦 (90707663)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
43. 徳永将史 (50300885)

# of Collaborated Projects: 1 results

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44. 木村尚次郎 (20379316)

# of Collaborated Projects: 1 results

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45. 稲田聡明 (20779269)

# of Collaborated Projects: 1 results

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46. 岡隆史 (50421847)

# of Collaborated Projects: 1 results

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47. 那須譲治 (40610639)

# of Collaborated Projects: 1 results

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48. 笠松秀輔 (60639160)

# of Collaborated Projects: 1 results

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49. 伏屋雄紀 (00377954)

# of Collaborated Projects: 1 results

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50. 野原実 (70272531)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
51. 上野慎太郎 (40647062)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
52. 水牧仁一朗 (60360830)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
53. AKISHIGE Yukikuni

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
54. 藤井康裕

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
55. 和田智志

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
56. 町田晃彦

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ohwada Kenji 大和田 謙二

OHWADA KENJI 大和田 謙二

OHWADA Kenji 大和田 謙二

Research Projects

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Co-Researchers

微結晶から成る多結晶材料の機能を支配する構成粒子の統計的構造特徴量の新評価法構築Principal Investigator

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1000 T結晶格子の探索と解明Principal Investigator

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デバイス深部に実装された結晶性ナノ粒子の特性解明に資する構造可視化技術の開発Principal Investigator

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Development of a multi-scale X-ray structure analysis system for single nanocrystalsPrincipal Investigator

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Investigation of the functional domain interfaces in ferroelectrics by controlling domain wall densityPrincipal Investigator

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Time and spatial correlation of ferroelectric nano regions studied by speckle time correlation spectroscopyPrincipal Investigator

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Frustration and RelaxorsPrincipal Investigator

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Ohwada Kenji 大和田謙二

OHWADA KENJI 大和田謙二

OHWADA Kenji 大和田謙二