O H T A K E L A B., Y O K O H A M A N A T. U N I V.

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  • 川井 哲朗  Tetsuroh KAWAI
  • 博士(工学)
    Dr. Eng.
  • kawai<at>futamoto.elect.chuo-u.ac.jp (<at>を@に変えてください)
  • 出身
    大阪
  • 趣味
    テニス:Ken Rosewallのバックハンド・スライスに憧れて始めた.
    将棋:プロ棋士に挑戦中.2枚落ちは銀多伝定石で勝利,飛車落ちでは右四間飛車で連敗中.
    本:辻 邦生の文章を好む.
    音楽:楽劇「ワルキューレ」の構想力に驚嘆.
    絵画:プラド美術館で見たフラアンジェリコの「受胎告知」に感動.実物は教科書の写真とは違うものを感じさせる.
  • 研究テーマ
    Fe基軟磁性材料の磁歪に関する研究
    パワーエレクトロニクスを支える軟磁性材料の開発につながることを念願している.
  • 受賞歴
    平成28年度 日本磁気学会 論文賞(2016-09)
  • 査読有り論文
    "Magnetostriction Behaviors of Single- and Poly-Crystalline Ni/Ni-Co Bi-Layer Films," Journal of the Magnetics Society of Japan, vol. 42, issue 3, pp. 78-82, 1 May 2018 (Kana Serizawa, Mitsuru Ohtake, Tetsuroh Kawai, Masaaki Futamoto, Fumiyoshi Kirino, Nobuyuki Inaba).

    "Magnetostrictive Behaviors of fcc-Co(001) Single-Crystal Films Under Rotating Magnetic Fields," Journal of the Magnetics Society of Japan, vol. 42, issue 3, pp. 72-77, 1 May 2018 (Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Fe-Al alloy single-crystal thin film preparation for basic magnetic measurements," AIP Advances, vol. 8, issue 4, article no. 047710, pp. 1-9, 1 Apr. 2018 (Tatsuya Abe, Tetsuroh Kawai, Masaaki Futamoto, Mitsuru Ohtake, Nobuyuki Inaba).

    "Magnetostriction Behaviors of Ni100-xFex and Ni100–yCoy (001) Single-Crystal Films with fcc Structure under Rotating Magnetic Fields," IEEE Transactions on Magnetics, vol. 53, issue 11, article no. 2004204, pp. 1–4, Nov. 2017 (Kana Serizawa, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto, Fumiyoshi Kirino, Nobuyuki Inaba).

    "Effect of Si/Fe Composition, Substrate Temperature, and Substrate Orientation on the Structure and Magnetic Properties of Fe-Si Alloy Film," Journal of the Magnetics Society of Japan, vol. 40, issue 4, pp. 95-106, 1 Jul. 2016 (Takuya Aida, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto, Fumiyoshi Kirino, Nobuyuki Inaba).

    "Magnetostrictive behaviors of Fe-Al(001) single-crystal films under rotating magnetic fields," AIP Advances, vol. 6, issue 5, article no. 055931, pp. 1–7, 1 May 2016 (Tetsuroh Kawai, Tatsuya Abe, Mitsuru Ohtake, Masaaki Futamoto).

    "Magnetostrictive Behavior of Fe-B(001) Single-Crystal Films under Rotating Magnetic Fields," IEEE Transactions on Magnetics, vol. 51, issue 11, article no. 2007004, pp. 1–4, Nov. 2015 (Tetsuroh Kawai, Takuya Aida, Mitsuru Ohtake, Masaaki Futamoto).

    "Influences of B/Fe Composition and Substrate Temperature on the Structure of Fe-B Alloy Film Formed on MgO(001) Substrate," Journal of the Magnetics Society of Japan, vol. 39, issue 5, pp. 196–204, 1 Sep. 2015 (Mitsuru Ohtake, Tetsuroh Kawai, Yugo Asai, Masaaki Futamoto, Nobuyuki Inaba).

    "Effect of Magnetocrystalline Anisotropy on the Magnetostrictive Behavior of Fe-Si Single-Crystal Film," Journal of the Magnetics Society of Japan, vol. 39, issue 5, pp. 181–185, 1 Sep. 2015 (Tetsuroh Kawai, Takuya Aida, Mitsuru Ohtake, Masaaki Futamoto).

    "Magnetostrictive behaviors of Fe-Si(001) single-crystal films under rotating magnetic fields," Journal of Applied Physics, vol. 117, issue 17, article no. 17A303, pp. 1–4, 7 May 2015 (Tetsuroh Kawai, Takuya Aida, Mitsuru Ohtake, Masaaki Futamoto).

    "Relationship between Magnetostriction and Magnetic Domain Structure in Fe-Based Alloy Single-Crystal Films with bcc(001) Orientation," IEEE Transactions on Magnetics, vol. 50, issue 11, article no. 2008504, pp. 1–4, Nov. 2014 (Takuya Aida, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto, Nobuyuki Inaba).

    "Magneto-strictive Behavior of Fe-Si Single-Crystal Films with Different Orientations under Rotating Magnetic Fields," IEEE Transactions on Magnetics, vol. 50, issue 11, article no. 2008004, pp. 1–4, Nov. 2014 (Tetsuroh Kawai, Takuya Aida, Mitsuru Ohtake, Masaaki Futamoto).

    "Magnetostriction of fcc(110) single-crystal films of Ni-Fe, Ni, and Co under rotating magnetic fields," European Physical Journal (EPJ): Web of Conferences, vol. 75, article no. 04011, pp. 1–4, 3 Jul. 2014 (Taiki Ohtani, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Gilbert damping constant of FePd alloy thin films estimated by broadband ferromagnetic resonance," European Physical Journal (EPJ): Web of Conferences, vol. 75, article no. 02002, pp. 1–4, 3 Jul. 2014 (Tetsuroh Kawai, Akira Itabashi, Mitsuru Ohtake, Shigeru Takeda, Masaaki Futamoto).

    "Influence of Crystallographic Orientation on the Magnetic Properties of NiFe, Co, and Ni Epitaxial fcc Films Grown on Single-Crystal Substrates," Journal of the Korean Physical Society, vol. 63, issue 3, pp. 778–783, 1 Aug. 2013 (Taiki Ohtani, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Effects of Film Composition and Substrate Orientation on the Structure and the Magnetic Properties of Fe-Co-B Alloy Films Formed on MgO Single-Crystal Substrates," Journal of the Korean Physical Society, vol. 63, issue 3, pp. 733–738, 1 Aug. 2013 (Yugo Asai, Mitsuru Ohtake, Tetsuroh Kawai, Masaaki Futamoto).

    "Magnetostriction Behavior of Ni(001) Single-Crystal Films with Different Thicknesses under In-plane Rotating Magnetic Fields," Journal of the Magnetics Society of Japan, vol. 37, issue 3-2, pp. 210–213, 1 May 2013 (Taiki Ohtani, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Crystallographic and magnetostriction properties of Fe and FeB-alloy thin films formed on MgO(100) single-crystal substrates," European Physical Journal (EPJ): Web of Conferences, vol. 40, article no. 17001, pp. 1–4, 14 Jan. 2013 (Yugo Asai, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Dynamic magnetic properties of Fe70Co30(100) single-crystal thin films deposited at various substrate temperatures," European Physical Journal (EPJ): Web of Conferences, vol. 40, article no. 13001, pp. 1–4, 14 Jan. 2013 (Tetsuroh Kawai, Yugo Asai, Mitsuru Ohtake, Shigeru Takeda, Masaaki Futamoto).

    "Magnetostriction of permalloy epitaxial and polycrystalline thin films," European Physical Journal (EPJ): Web of Conferences, vol. 40, article no. 11004, pp. 1–4, 14 Jan. 2013 (Taiki Ohtani, Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).

    "Evaluation of Anisotropic Energy and g-Factor of Fe(001) and Fe-Co(001) Single-Crystal Thin Films Using Broadband FMR," IEEE Transactions on Magnetics, vol. 48, issue 11, pp. 4281–4284, Nov. 2012 (Tetsuroh Kawai, Shigeru Takeda, Mitsuru Ohtake, Masaaki Futamoto).

    "Thickness Effect on Magnetostriction of Fe and Fe98B2 Thin Films," IEEE Transactions on Magnetics, vol. 48, issue 4, pp. 1585–1588, Apr. 2012 (Tetsuroh Kawai, Shouhei Ouchi, Mitsuru Ohtake, Masaaki Futamoto).

    "Saturation magnetostriction measurement of magnetic thin films using a laser displacement meter under high magnetic fields," Thin Solid Films, vol. 519, issue 23, pp. 8429–8432, 30 Sep. 2011 (Tetsuroh Kawai, Mitsuru Ohtake, Masaaki Futamoto).
    ―――――
    "MR素子の感度分布に及ぼすSAL膜の影響の数値解析," 日本応用磁気学会誌, vol. 20, issue 2, pp. 121-124, 1 Apr. 1996 (菊地慶子, 小林俊雄, 川井哲郎).

    "Low inductance double-sided Metal-In-Gap nano composite slider using Fe-Ta-N magnetic film system for 250 Mb/in2 recording," IEEE Transactions on Magnetics, vol. 30, issue 6, pp. 3909–3911, Nov. 1994 (R. Goto, T. Kawai, M. Yamazaki, F. Tsuneda, S. Suwabe, I. Sakaguchi, A. Iwama).

    "Numerical analysis of sensitivity distribution for MR strips stabilized by permanent magnet films," IEEE Transactions on Magnetics, vol. 30, issue 6, pp. 3858-3860, Nov. 1994 (K. Kikuchi, T. Kobayashi, T. Kawai, A. Sakuma).

    "SALバイアス構造MRヘッドにおける磁区制御効果の数値解析," 日本応用磁気学会誌, vol. 17, Suppl. 2, pp. 85-90, 1993 (菊地慶子, 川井哲郎, 佐久間昭正).

    "High-Quality Carbon-Doped Boron Nitride Membrane for X-Ray Lithography Mask," Japanese Journal of Applied Physics, vol. 31, part 2, issue 6A, pp. L717-L720, Jun. 1992 (Akihiko Kishimoto, Masahiko Sakakihara, Tetsurou Kawai, Hiroaki Oizumi, Shinji Kuniyoshi, Sadae Yamaguchi, Kozo Mochiji).

    "An analysis of the Pr contribution to the spin‐reorientation phenomenon in PrCo5," Journal of Applied Physics, vol. 70, issue 10, pp. 6131-6133, 15 Nov. 1991 (B. M. Ma, T. Kawai, S. G. Sankar, W. E. Wallace).

    "Effect of crystal alignment on the remanence of sintered NdFeB magnets," Journal of Applied Physics, vol. 67, issue 9, pp. 4610-4612, 1 May 1990 (T. Kawai, B. M. Ma, S. G. Sankar, W. E. Wallace).
  • 査読無し論文
    "磁性エピタキシャル単結晶二層膜の磁歪," 電子情報通信学会 技術研究報告, vol. 117, issue 338, article no. MR2017-34, pp. 47-50, 30 Nov. 2017 (大竹充, 芹澤伽那, 川井哲郎, 二本正昭, 桐野文良, 稲葉信幸).

    "軟磁性fcc単結晶膜の磁歪挙動に及ぼす磁気異方性の影響," 電子情報通信学会 技術研究報告, vol. 117, issue 80, article no. MR2017-3, pp. 17-22, 1 Jun. 2017 (芹澤伽那, 川井哲郎, 大竹充, 二本正昭, 桐野文良, 稲葉信幸).

    "Fe基単結晶薄膜の磁歪挙動に及ぼす結晶磁気異方性の影響," 電気学会マグネティックス研究会資料, vol. MAG-16, issue 109-118, article no. MAG-16-109, pp. 1–6, 18 Aug. 2016 (川井哲郎, 大竹充, 二本正昭).

    "MgO(001)基板上に形成した軟磁性Fe基合金単結晶薄膜の構造解析," 電子情報通信学会 技術研究報告, vol. 115, issue 356, article no. MR2015-26, pp. 25–30, 3 Dec. 2015 (大竹充, 川井哲郎, 二本正昭, 桐野文良, 稲葉信幸).
    ―――――
    "Metal-In-Gap型ヘッドの再生出力の数値解析," 日立金属技報, vol. 10, pp. 33-38, Jan. 1994 (菊地慶子, 川井哲郎).

    "Magnetoresistive Sensors," IEEE Translation Journal on Magnetics in Japan, vol. 8, issue 6, pp. 381-387, Jun. 1993 (T. Kawai, T. Sagara, Y. Syonowaki, A. Tanaka).

    "," 日本応用磁気学会誌, vol. 16, issue 4, pp. 643-648, 1992 ().
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