Kikuchi Nobuaki

キクチノブアキ | Kikuchi Nobuaki

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www2.tagen.tohoku.ac.jp/lab/okamoto/

Research field (1)： Applied physics - general

Research theme for competitive and other funds (17)：

2021 - 2026 時間変調メタマテリアル非線形フォトニクスの基盤構築
2021 - 2024 Research of synthetic antiferromagnet for THz devices with Brillouin light scattering
2020 - 2023 Energy loss analysis in soft magnetic particles for high frequency region and development of its design method
2017 - 2021 Generation of circularly polarized femtosecond coherent soft x-rays and its application to ultrafast spin dynamics
2017 - 2020 Engineering technology for high frequency spin dynamics

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Papers (148)：

Ruixuan Ying, Takuya Taniguchi, Koki Nabeta, Keisuke Ishigami, Nobuaki Kikuchi, Satoshi Okamoto. Clustering First-order reversal curve diagram using the Gaussian mixture model and the Davies Bouldin index. Japanese Journal of Applied Physics. 2024
Toshiyuki Kodama, Nobuaki Kikuchi, Takahiro Chiba, Satoshi Okamoto, Seigo Ohno, Satoshi Tomita. Direct observation of current-induced nonlinear spin torque in Pt-Py bilayers. Physical Review B. 2024. 109. 21
Minh Van Nguyen, Nobuaki Kikuchi, Toshiyuki Kodama, Taiyu Okatani, Naoki Inomata, Yoshiaki Kanamori. Fabrication and characterization of delay lines with spoof surface plasmon polariton waveguide coupled with C-shaped metamaterials for microwave integrated circuits. Japanese Journal of Applied Physics. 2024
児玉俊之, 菊池伸明, 岡本聡, 大野誠吾, 冨田知志. 時間変調磁性メタマテリアルに向けたスピン流誘起透磁率変調の評価. 日本磁気学会論文特集号. 2024. 8. 1. 15-23
Toshiyuki Igarashi, Shingo Tamaru, Nobuaki Kikuchi, Shigeyoshi Yoshida, Satoshi Okamoto. Analysis on bimodal complex permeability spectrum of a noise suppression sheet and single constituent flakes. Journal of Magnetism and Magnetic Materials. 2024. 590. 171640-171640

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MISC (81)：

菊池伸明, 畑山正寿, 島津武仁, 岡本聡. マイクロ波アシスト磁化反転と磁気的相互作用. 信学技報. 2024. 124. 67. 35-40
児玉俊之, 菊池伸明, 岡本聡, 大野誠吾, 冨田知志. 時間変調メタマテリアルに向けたスピン流誘起透磁率制御. 信学技報. 2023. 123. 65. 32-36
児玉俊之, 菊池伸明, 岡本聡, 岡本聡, 大野誠吾, 冨田知志, 冨田知志. Spin-current Induced Permeability Control of NiFe Wires towards Time-varying Metamaterials. 応用物理学会春季学術講演会講演予稿集(CD-ROM). 2023. 70th
清水蓮也, 児玉俊之, 菊池伸明, 岡本聡, 岡本聡, 大野誠吾, 冨田知志, 冨田知志. Permeability Control of Co Wires by Spin-current Injection for Time-varying Metamaterials. 応用物理学会春季学術講演会講演予稿集(CD-ROM). 2023. 70th
児玉俊之, 清水蓮也, 菊池伸明, 岡本聡, 岡本聡, 大野誠吾, 冨田知志, 冨田知志. Spin-injection Induced Permeability Control for Time-varying Metamaterials. 日本磁気学会学術講演概要集. 2023. 47th

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Patents (6)：

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Lectures and oral presentations (52)：

マイクロ波の周波数変換に向けた透磁率時間変調メタマテリアル
(第48回日本磁気学会学術講演会 2024)
マイクロ波アシスト磁化反転と磁気的相互作用
(第48回日本磁気学会学術講演会 2024)
時間変調磁性メタマテリアルを用いたマイクロ波周波数変換
(第85回応用物理学会秋季学術講演会 2024)
Nonlinear Variation in Permeability Towards Time-varying Metamaterials
(Metamaterials 2024 2024)
Towards time-varying magnetic metamaterials
(The 8th A3 Metamaterials Forum 2024)

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Education (3)：

2000 - 2003 Tohoku University Graduate School of Engineering Department of Applied Physics
1998 - 2000 Tohoku University Graduate School of Engineering Department of Applied Physics
1994 - 1998 Tohoku University Faculty of Engineering

Professional career (1)：

Work history (4)：

2024/04 - 現在 Akita University Graduate school of Engineering Sciences Professor
2020/10 - 2024/03 Tohoku University Institute of Multidisciplinary Research for Advanced Materials Associate Professor
2007/04 - 2020/10 Tohoku University Institute of Multidisciplinary Research for Advanced Materials
2006/07 - 2007/03 Tohoku University Institute of Multidisciplinary Research for Advanced Materials

Association Membership(s) (2)：

日本磁気学会 , 日本金属学会

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