- Address
- 305-0047 茨城県つくば市千現1-2-1 [アクセス]
- プロフィール
- 研究概要
- タグクラウド
- 人のつながり
研究内容
- Permanent magnets (processing, properties, and microstructure), Finite element micromagnetic simulations. ,Microstructure characterization (electron microscopy and atom probe field ion microscopy).
出版物2004年以降のNIMS所属における研究成果や出版物を表示しています。
研究論文
- Xin Tang, S.Y. Song, J. Li, H. Sepehri-Amin, T. Ohkubo, K. Hono. Thermally-stable high coercivity Ce-substituted hot-deformed magnets with 20% Nd reduction. Acta Materialia. 190 (2020) 8-15 10.1016/j.actamat.2020.03.017
- J. Li, Xin Tang, H. Sepehri-Amin, T.T. Sasaki, T. Ohkubo, K. Hono. Angular dependence and thermal stability of coercivity of Nd-rich Ga-doped Nd–Fe–B sintered magnet. Acta Materialia. 187 (2020) 66-72 10.1016/j.actamat.2020.01.035
- I. Dirba, Y. Harashima, H. Sepehri-Amin, T. Ohkubo, T. Miyake, S. Hirosawa, K. Hono. Thermal decomposition of ThMn12-type phase and its optimum stabilizing elements in SmFe12-based alloys. Journal of Alloys and Compounds. 813 (2020) 152224 10.1016/j.jallcom.2019.152224
書籍
会議録
- SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Atom probe study on the grain boundary chemistry of Nd-Fe-B sintered magnets. Rare-Earth Magnets and their applications. 2010, 47-50
- K. Hono, T. Ohkubo, Y.M. Chen, M. Kodzuka, K. Oh-ishi, H. Sepehri-Amin, F. Li, T. Kinno, S. Tomiya, Y. Kanitani. Broadening the applications of the atom probe technique by ultraviolet femtosecond laser. ULTRAMICROSCOPY. 2011, 576-583
- SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, M. Yano , T. Shoji , T. Schrefl, HONO, Kazuhiro. Microstructure and coercivity of hot deformed Nd-Fe-B anisotropic magnets with non-magnetic grain boundary phase. Proceeding of Rare Earth Permanent Magnets and their Applications REPM. 2012, 71-76
口頭発表
- LIU, Jun, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Microstructure and coercivity relationships of hot-deformed Nd-Fe-B magnets . 12th Joint MMM/Intermag Conference. 2013
- HONO, Kazuhiro, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu. Microstructure and coercivity relationships in permanent magnets for energy-efficient devices. 55th Annual Conference on Magnetism and Magnetic Materials. 2010
- SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. UV Laser assisted 3D atom probe analysis of nano-scaled oxides and magnetic materials. IUMRS-ICAM 2017-The 15th international conference on adv. mater.. 2017
第二期開発予定
第二期開発予定