Index Catalog // MDR

1. Quantum Annealing Optimization Method for the Design of Barrier Materials in Magnetic Tunnel Junctions

Description/Abstract:: In the field of spintronics, there is a strong demand for barrier materials in magnetic tunnel junctions (MTJs) having high tunnel magnet...
Keyword:: Magnetic tunnel junctions, Adiabatic quantum optimization, Quantum computation, Spintronics
Resource Type:: Article
Author:: Kenji Nawa, Tsuyoshi Suzuki, Keisuke Masuda, Shu Tanaka, and Yoshio Miura
Journal:: Physical Review Applied
Date Uploaded:: 24/05/2024

2. Crucial role of interfacial <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>s</mml:mi><mml:mtext>−</mml:mtext><mml:mi>d</mml:mi></mml:mrow></mml:math> exchange interaction in the temperature dependence of tunnel magnetoresistance

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

3. Bias voltage effects on tunneling magnetoresistance in Fe/MgAl2O4/Fe(001) junctions: Comparative study with Fe/MgO/Fe(001) junctions

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

4. First-principles study of the anisotropic magneto-Peltier effect

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

5. Giant interfacial perpendicular magnetic anisotropy in Fe/CuIn1−xGaxSe2 beyond Fe/MgO

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

6. Interface-driven giant tunnel magnetoresistance in (111)-oriented junctions

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

7. Interfacial giant tunnel magnetoresistance and bulk-induced large perpendicular magnetic anisotropy in (111)-oriented junctions with fcc ferromagnetic alloys: A first-principles study

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

8. Perpendicular magnetic anisotropy at the Fe/MgAl2O4 interface: Comparative first-principles study with Fe/MgO

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

9. Band-folding-driven high tunnel magnetoresistance ratios in (111)-oriented junctions with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>SrTiO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math> barriers

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

1. Quantum Annealing Optimization Method for the Design of Barrier Materials in Magnetic Tunnel Junctions

2. Crucial role of interfacial <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>s</mml:mi><mml:mtext>−</mml:mtext><mml:mi>d</mml:mi></mml:mrow></mml:math> exchange interaction in the temperature dependence of tunnel magnetoresistance

3. Bias voltage effects on tunneling magnetoresistance in Fe/MgAl2O4/Fe(001) junctions: Comparative study with Fe/MgO/Fe(001) junctions

4. First-principles study of the anisotropic magneto-Peltier effect

5. Giant interfacial perpendicular magnetic anisotropy in Fe/CuIn1−xGaxSe2 beyond Fe/MgO

6. Interface-driven giant tunnel magnetoresistance in (111)-oriented junctions

7. Interfacial giant tunnel magnetoresistance and bulk-induced large perpendicular magnetic anisotropy in (111)-oriented junctions with fcc ferromagnetic alloys: A first-principles study

8. Perpendicular magnetic anisotropy at the Fe/MgAl2O4 interface: Comparative first-principles study with Fe/MgO

9. Band-folding-driven high tunnel magnetoresistance ratios in (111)-oriented junctions with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>SrTiO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math> barriers

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1. Quantum Annealing Optimization Method for the Design of Barrier Materials in Magnetic Tunnel Junctions

2. Crucial role of interfacial <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>s</mml:mi><mml:mtext>−</mml:mtext><mml:mi>d</mml:mi></mml:mrow></mml:math> exchange interaction in the temperature dependence of tunnel magnetoresistance

3. Bias voltage effects on tunneling magnetoresistance in Fe/MgAl2O4/Fe(001) junctions: Comparative study with Fe/MgO/Fe(001) junctions

4. First-principles study of the anisotropic magneto-Peltier effect

5. Giant interfacial perpendicular magnetic anisotropy in Fe/CuIn1−xGaxSe2 beyond Fe/MgO

6. Interface-driven giant tunnel magnetoresistance in (111)-oriented junctions

7. Interfacial giant tunnel magnetoresistance and bulk-induced large perpendicular magnetic anisotropy in (111)-oriented junctions with fcc ferromagnetic alloys: A first-principles study

8. Perpendicular magnetic anisotropy at the Fe/MgAl2O4 interface: Comparative first-principles study with Fe/MgO

9. Band-folding-driven high tunnel magnetoresistance ratios in (111)-oriented junctions with &lt;mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"&gt;&lt;mml:msub&gt;&lt;mml:mi&gt;SrTiO&lt;/mml:mi&gt;&lt;mml:mn&gt;3&lt;/mml:mn&gt;&lt;/mml:msub&gt;&lt;/mml:math&gt; barriers

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9. Band-folding-driven high tunnel magnetoresistance ratios in (111)-oriented junctions with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>SrTiO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math> barriers