Index Catalog // MDR

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

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:: 半導体バリアCuInSe2、CuGaSe2を持つ磁気トンネル接合の伝導特性を第一原理計算によって調べた。その結果、両トンネル接合でΔ1状態の波動関数のコヒーレントトンネル現象が生じ、高いMR比が得られることが分かった。
Keyword:: Magnetic tunnel junction, Spintronics, and Tunnel magnetoresistance
Resource Type:: Article
Author:: Keisuke Masuda and Yoshio Miura
Journal:: Japanese Journal of Applied Physics
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 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 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:: 2つの半導体バリアを持つ磁気トンネル接合（Fe/CuInSe2/Fe及びFe/CuGaSe2/Fe）の磁気伝導特性に関し、第一原理計算に基づく詳細な解析を行った。本論文ではその結果について議論を行った。
Keyword:: Magnetic tunnel junction, Spintronics, Tunnel magnetoresistance, and semiconductor
Resource Type:: Article
Author:: K. Masuda and Y. Miura
Journal:: Journal of the Magnetics Society of Japan
Date Uploaded:: 11/04/2024
Date Modified:: 11/04/2024

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