Ohkubo Tadakatsu

オオクボタダカツ | Ohkubo Tadakatsu

Affiliation and department：
Job title： Deputy Director
Other affiliations (1)：

Tokyo University of Science Graduate School of Engineering

Homepage URL (2)： https://www.nims.go.jp/mmu/ohkubo_j.html , https://www.nims.go.jp/mmu/ohkubo.html

Research field (3)： Structural and functional materials , Nanostructure physics , Nanostructure chemistry

Research keywords (5)：マルチスケール組織解析 , ナノ組織解析 , 走査型電子顕微鏡 , 3次元アトムプローブ , 透過型電子顕微鏡

Research theme for competitive and other funds (21)：

2014 - 2017 Development of heat treatable magnesium sheet alloy controlling the precipitate microstructure
2009 - 2011 Multi-scale characterization of functional composite materials
2007 - 2010 Microstructure analysis and spin polarization measurement of high spin polarized materials
2006 - 2008 Versatile Analyses in Atomic Scale of Metals and Alloys with High-Density Lattice Defects
2005 - 2007 Nanostructure and magnetic properties of magnetic materials for data storage application

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Papers (400)：

Ravi Gautam, Takamasa Hirai, Abdulkareem Alasli, Hosei Nagano, Tadakatsu Ohkubo, Ken Ichi Uchida, Hossein Sepehri-Amin. Creation of flexible spin-caloritronic material with giant transverse thermoelectric conversion by nanostructure engineering. Nature Communications. 2024. 15. 1
Oscar Custance, Emiliano Ventura-Macias, Oleksandr Stetsovych, Carlos Romero-Muñiz, Tomoko K. Shimizu, Pablo Pou, Masayuki Abe, Hironobu Hayashi, Tadakatsu Ohkubo, Shigeki Kawai, et al. Structure and Defect Identification at Self-Assembled Islands of CO₂ Using Scanning Probe Microscopy. ACS Nano. 2024
Simon Moore, Mari Takahashi, Philipp Sauerschnig, Keiji Kobayashi, Koichi Higashimine, Masanobu Miyata, Takahiro Baba, Jun Uzuhashi, Michihiro Ohta, Takao Mori, et al. Mechanistic Insight into the Effect of Cu Doping on Thermoelectric Properties of Sintered Wet-Chemically Synthesized SnSe₂ Nanosheets. ACS Applied Energy Materials. 2024
Mouli Roy-Chowdhury, Cong He, Ke Tang, Hiroki Koizumi, Zhenchao Wen, Subhash Thota, Hiroaki Sukegawa, Tadakatsu Ohkubo, Seiji Mitani. Conductive single-phase SrMoO ₃ epitaxial films synthesized in pure Ar ambience via plasma-assisted radio frequency sputtering. Science and Technology of Advanced Materials. 2024. 25. 1
Yudai Yamaguchi, Yuta Inaba, Ryoji Arai, Yuya Kanitani, Yoshihiro Kudo, Michinori Shiomi, Daiji Kasahara, Mikihiro Yokozeki, Noriyuki Fuutagawa, Jun Uzuhashi, et al. Atomic-Scale Multimodal Characterization of Self-Assembled InAs/InGaAlAs Quantum Dots. Journal of Physical Chemistry Letters. 2024. 15. 14. 3772-3778

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MISC (64)：

洞口泰輔, HE C., WEN Z., 大久保忠勝, 宝野和博, 三谷誠司, 介川裕章, 藤本純治, 山野井一人, 松尾衛, et al. Nonreciprocal spin current generation in Si/Al compositional gradient material. 日本物理学会講演概要集(CD-ROM). 2022. 77. 2
佐々木泰祐, 清水康雄, LI Zehao, 田中裕二, 田中孝明, 木村勇次, 大久保忠勝, 宝野和博. 3次元アトムプローブによるフェライト鋼中のナノ析出物における水素トラップの可視化と水素トラップ能に及ぼす析出物サイズの影響. 日本金属学会講演大会(Web). 2022. 171st
竹内誠, 芳賀僚太, 菊池伸明, 岡本聡, 鈴木基寛, 小林慎太郎, 中村哲也, 中村哲也, 大久保忠勝, 埋橋淳, et al. Three-dimensional observation of magnetic domain in fine-grained Nd-Fe-B sintered magnet by hard X-ray magnetic tomography. 電気学会研究会資料. 2020. MAG-20-108-115
Ultra-high sensitive magnetization measurement for a very small area of Nd-Fe-B hot-deformed magnet using anomalous Hall effect. 2018. 2018. 81. 65-69
H. Sukegawa, Y. Kato, M. Belmoubarik, P. Cheng, P. Cheng, T. Daibou, N. Shimomura, Y. Kamiguchi, J. Ito, H. Yoda, et al. Epitaxial magnetic tunnel junctions with a low barrier height spinel MgGa2O4. 2017 IEEE International Magnetics Conference, INTERMAG 2017. 2017

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Professional career (1)：

博士(工学) (大阪大学)

Work history (7)：

2021/04 - 現在物質・材料研究機構磁性・スピントロニクス材料研究拠点副拠点長
2016/04 - 現在物質・材料研究機構磁性・スピントロニクス材料研究拠点磁性材料解析グループグループリーダー
2011/04 - 2016/03 物質・材料研究機構磁性材料ユニットナノ組織解析グループグループリーダー
2006/04 - 2011/03 物質・材料研究機構磁性材料センターナノ組織解析グループグループリーダー
2002/04 - 2006/03 物質・材料研究機構材料研究所ナノ組織解析グループ主任研究員

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Committee career (5)：

2007 - 2009 日本顕微鏡学会評議員
2007 - 2008 日本学術振興会専門委員
2007 - 2008 日本金属学会会報編集委員
2007 - 2008 日本顕微鏡学会関東支部評議員、幹事
2006 - 2007 日本顕微鏡学会関東支部常任幹事

Awards (3)：

2009 - 2007 MRS Fall Meeting - Outstanding Symposium Paper
2008 - 日本金属学会金属組織写真優秀賞(A部門)
2001 - 日本金属学会論文賞(物性部門)

Association Membership(s) (3)：

日本磁気学会 , 日本電子顕微鏡学会 , 日本金属学会

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