Index Catalog // MDR

Description/Abstract:: We theoretically study the tunnel magnetoresistance (TMR) effect in novel (111)-oriented magnetic tunnel junctions (MTJs) with SrTiO3 bar...
Keyword:: Magnetic tunnel junction, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda, Hiroyoshi Itoh, Yoshiaki Sonobe, Hiroaki Sukegawa, Seiji Mitani, and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024
Date Modified:: 11/04/2024

Description/Abstract:: 磁気ヘテロ接合Fe/MgAl2O4の界面の磁気異方性について第一原理計算に基づいた解析を行った。垂直磁気異方性が得られることがわかり、その起源についても微視的な解析によって理解が得られた。また、より大きな垂直磁気異方性を得る手段として界面への重元素挿入の可能性についても検討した。
Keyword:: Magnetic anisotropy, Magnetic tunnel junction, and Spintronics
Resource Type:: Article
Author:: Keisuke Masuda and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: We study the tunnel magnetoresistance (TMR) effect and magnetocrystalline anisotropy in a series of magnetic tunnel junctions (MTJs) with...
Keyword:: Magnetic anisotropy, Magnetic tunnel junction, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda, Hiroyoshi Itoh, Yoshiaki Sonobe, Hiroaki Sukegawa, Seiji Mitani, and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: We theoretically study the tunnel magnetoresistance (TMR) effect in (111)-oriented junctions Co/MgO/Co(111) and Ni/MgO/Ni(111). The Co-ba...
Keyword:: Magnetic tunnel junction, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda, Hiroyoshi Itoh, and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: We study interfacial magnetocrystalline anisotropies in various Fe/semiconductor heterostructures by means of first-principles calculatio...
Keyword:: Magnetic anisotropy, Magnetic tunnel junction, and Spintronics
Resource Type:: Article
Author:: Keisuke Masuda, Shinya Kasai, Yoshio Miura, and Kazuhiro Hono
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: We study theoretically the anisotropic magneto-Peltier effect, which was recently demonstrated experimen-tally. A first-principles-based ...
Keyword:: Peltier effect, Spin caloritronics, and Spintronics
Resource Type:: Article
Author:: Keisuke Masuda, Ken-ichi Uchida, Ryo Iguchi, and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: スピネルバリアを用いた磁気トンネル接合Fe/MgAl2O4/Feの電圧特性を理論的に解析し、その結果をFe/MgO/Feの電圧特性と比較した。その結果、Fe/MgAl2O4/Feでは電極でのバンド折りたたみが起こるため、磁気抵抗比の電圧耐性がFe/MgO/Feよりも高くなる...
Keyword:: Magnetic tunnel junction, Spinel, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

Description/Abstract:: The tunnel magnetoresistance (TMR) is one of the most important spintronic phenomena but its reduction at finite temperature is a severe ...
Keyword:: Exchange interaction, Magnetic tunnel junction, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda, Terumasa Tadano, and Yoshio Miura
Journal:: Physical Review B
Date Uploaded:: 11/04/2024

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