Toru Kawamata

カワマタトオル | Toru Kawamata

Affiliation and department：
Job title： Researcher
Homepage URL (2)： http://db.tohoku.ac.jp/whois/detail/8b6ed01829e26e2f7ffab42c9d442b32.html , http://db.tohoku.ac.jp/whois/e_detail/8b6ed01829e26e2f7ffab42c9d442b32.html

Research field (1)： Inorganic compounds/materials chemistry

Research keywords (4)： Magnetostrictive matelials , Reverse Monte-Carlo simulation , Anomalous X-ray scattering , Amorphous materials

Research theme for competitive and other funds (9)：

2020 - 2025 天然鉱物に内在する不均一特異構造の解明とミメシス素材創生プログラム
2021 - 2024 方向性電磁鋼板へのガリウム浸透による高性能磁歪合金の開発
2019 - 2022 Strucutal study of density fluctuations and medium-range ordered structures in amorphous metal by bernal polyhedral analysis
2017 - 2021 Characterization of microscopic multiple strain in iron based alloys with large elastic anisotropy
2019 - 2021 バーナル多面体解析による非晶質構造中の密度揺らぎと中距離秩序構造の解明

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Papers (52)：

Y. Kodama, T. Kawamata, S. Imasyuku, K. Sugiyama, T. Mikouchi. Fine structural analysis of red beryl from Utah, USA using anomalous X-ray scattering. Journal of Crystal Growth. 2025. 650
Kazuya Takahashi, Tsuyoshi Kumagai, Marilou Cadatal-Raduban, Nobuhiko Sarukura, Toru Kawamata, Kazumasa Sugiyama, Tsuguo Fukuda. Growth of copper single crystal using cone die Czochralski method. Journal of Crystal Growth. 2025. 649. 127957-127957
T. Kawamata, T. Ban, M. Shibata, H. Murayama, A. Yasuhara, K. Yubuta, K. Sugiyama. Fcc-Based Superstructure in CrCoNi System Induced by Annealing of Amorphous Cr-Co-Ni-Si-B-P Alloy. Materials Transactions. 2024. 65. 9. 1034-1040
Ayako Yamamoto, Kimitoshi Murase, Takeru Sato, Kazumasa Sugiyama, Toru Kawamata, Yoshiyuki Inaguma, Jun-Ichi Yamaura, Kazuki Shitara, Rie Yokoi, Hiroki Moriwake. Crystal structure and properties of perovskite-type rubidium niobate, a high-pressure phase of RbNbO3. Dalton transactions (Cambridge, England : 2003). 2024. 53. 16. 7044-7052
T. Kawamata, R. Hayashi, K. Sugimoto, K. Sugiyama. Short-Range Ordering Structure Found in Pd<sub>82</sub>Ge<sub>18</sub> Amorphous Alloy Determined from Anomalous X-ray Scattering (AXS) Data by Applying Reverse Monte-Carlo (RMC) Simulation Method. MATERIALS TRANSACTIONS. 2024. 65. 4. 362-367

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MISC (56)：

前田理貴, 山本文子, 村瀬公俊, 川又透, 杉山和正, 山浦淳一. High-pressure synthesis and crystal structural phase-transition in solid state solution of KNbO₃ and RbNbO₃. 日本セラミックス協会年会講演予稿集(Web). 2024. 2024
伴智也, 川又透, 杉山和正. L1₀-FeNi ordered phase crystallized from Fe-Ni amorphous alloys. 量子ビームサイエンスフェスタ(Web). 2023. 2022
川又透, 熊谷毅, 鈴木茂, 杉山和正, 福田承生. Evaluation of crystallinity and magnetostrictive properties of Tb-Dy-Fe alloys made by CZ method. 結晶成長国内会議予稿集(CD-ROM). 2023. 52nd
熊谷毅, 高橋和也, 川又透, 杉山和正, 鈴木茂, 福田承生. Investigation of the composition of molten raw materials for Tb_0.3Dy_0.7Fe_1.9 crystal growth by the CZ method from the phase diagram, and test crystal growth. 結晶成長国内会議予稿集(CD-ROM). 2023. 52nd
村瀬公俊, 山本文子, 杉山和正, 川又透. Crystal structure and dielectric properties of ferroelectric perovskite-type RbNbO₃. 日本セラミックス協会年会講演予稿集(Web). 2023. 2023

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Lectures and oral presentations (33)：

CZ法を用いて作製したTb-Dy-Fe合金の結晶性および磁歪特性の評価
(第52回結晶成長国内会議(JCCG-52) 2023)
CZ法によるTb0.3Dy0.7Fe1.9結晶作製の溶融原料組成を相図より検討、及び結晶試作
(第52回結晶成長国内会議(JCCG-52) 2023)
FeNi 基非晶質合金の非晶質構造および結晶化におよぼす添加元素の影響
(日本金属学会 2023年秋期講演(第173回)大会 2023)
Fe-Ni系アモルファス合金から結晶化するL10-FeNi規則相
(量子ビームサイエンスフェスタ 2023)
Fine structural analysis of Zr-Co binary amorphous alloys with anomalous X-ray scattering method
(Asia Oceania International Conference on Synchrotron Radiation Instruments 2022 (AO-SRI 2022) 2022)

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Professional career (1)：

Work history (1)：

2018/04 - 現在 Institute of Materials Research, Tohoku University Assistant Professor

Awards (2)：

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