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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
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
Theoretical Study on Magnetic Tunneling Junctions with Semiconductor Barriers CuInSe<sub>2</sub> and CuGaSe<sub>2</sub> Including a Detailed Analysis of Band-Resolved Transmittances
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
Effects of time per layer and part geometry on thermal history and microcracking in the fabrication of nickel superalloy samples by laser powder bed fusion
Description/Abstract:
In this work, the purpose of the current study is to understand the effects of time per layer and part geometry on microcracking behavior...
Keyword:
Constricted geometry
,
Inconel 738 LC
,
Laser powder bed fusion
,
Microcracking
,
Thermal analysis
, and
Time per layer
Resource Type:
Article
Author:
Masahiro Kusano
,
Yusuke Takata
,
Atsushi Yumoto
, and
Makoto Watanabe
Journal:
Additive Manufacturing
Date Uploaded:
10/04/2024
Exotic magnetism in perovskite KOsO3
Description/Abstract:
A new perovskite KOsO3 has been stabilized under high-pressure and high-temperature conditions. It is cubic at 500 K (Pm-3m) and undergoe...
Keyword:
KOsO3
Resource Type:
Article
Author:
Jie Chen
,
Hongze Li
,
Javier Gainza
,
Angel Munoz
,
Jose A. Alonso
,
Jue Liu
,
Yu-Sheng Chen
,
ベリック アレクセイ
,
山浦 一成
,
Jiaming He
,
Xinyu Li
,
John B. Goodenough
, and
J.-S. Zhou
Journal:
PHYSICAL REVIEW LETTERS
Date Uploaded:
10/04/2024
Pt/GaN Schottky barrier height lowering by incorporated hydrogen
Description/Abstract:
Changes in the hydrogen-induced Schottky barrier height (ΦB) of Pt/GaN rectifiers fabricated on free-standing GaN substrates were investi...
Keyword:
GaN
,
Schottky barrier height
, and
hydrogen
Resource Type:
Article
Author:
色川 芳宏
,
大井 暁彦
,
生田目 俊秀
, and
小出 康夫
Journal:
ECS Journal of Solid State Science and Technology
Date Uploaded:
10/04/2024
High‐Temperature and High‐Electron Mobility Metal‐Oxide‐Semiconductor Field‐Effect Transistors Based on N‐Type Diamond
Description/Abstract:
Here, electronic-grade phosphorus-doped n-type diamond epilayer with anatomically flat surface based on step-flow nucleation mode is fabr...
Keyword:
Diamond, n-type, MOSFET
Resource Type:
Article
Author:
Meiyong Liao
,
Huanying Sun
, and
Satoshi Koizumi
Journal:
Advanced Science
Date Uploaded:
09/04/2024
Recent Progress in Controlled Nanostructure of Colloidal Nanocrystal Powders for Efficient Light Emission
Description/Abstract:
The application of semiconductor nanocrystals containing cadmium, lead, selenium and mercury as constituent elements is strictly limited ...
Keyword:
Colloidal Quantum dots
,
Double Perovskite Nanocrystals
,
Quantum dot light-emitting diodes
,
Quantum dot photodetectors
,
Silicon Quantum Dots
, and
Thermal theranostics
Resource Type:
Article
Author:
Naoto Shirahata
Journal:
KONA Powder and Particle Journal
Date Uploaded:
09/04/2024
Chemical-substitution-driven giant anomalous Hall and Nernst effects in magnetic cubic Heusler compounds
Description/Abstract:
Chemical substitution efficiently optimizes the physical properties of Heusler compounds, especially their anomalous transport properties...
Keyword:
Anomalous Hall conductivity
,
Anomalous Nernst conductivity
,
Heusler compounds
, and
High-throughput screening
Resource Type:
Article
Author:
Guangzong Xing
,
Keisuke Masuda
,
Terumasa Tadano
, and
Yoshio Miura
Journal:
Acta Materialia
Date Uploaded:
09/04/2024
Heat Source Model Development for Thermal Analysis of Laser Powder Bed Fusion Using Bayesian Optimization and Machine Learning
Description/Abstract:
To understand the correlation between process, structures, and properties in laser powder bed fusion (L-PBF), it is essential to use nume...
Keyword:
Bayesian optimization
,
Heat source model
,
Laser powder bed fusion
,
Laser scanning conditions
,
Multiple linear regression
, and
Thermal analysis
Resource Type:
Article
Author:
Masahiro Kusano
and
Makoto Watanabe
Journal:
Integrating Materials and Manufacturing Innovation
Date Uploaded:
09/04/2024
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806
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MANA E-BULLETIN
15
The history of DICE and NIMS Digital Library
11
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IMFP
19
nanomechanical sensors
15
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806
Rights Statement Sim
In Copyright
263
Creative Commons BY Attribution 4.0 International
221
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44
Creative Commons BY-NC Attribution-NonCommercial 4.0 International
36
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Material/Specimen
41 elemental solids (Li, Be, graphite, diamond, glassy C, Na, Mg, Al, Si, K, Sc, Ti, V, Cr, Fe, Co, Ni, Cu, Ge, Y, Nb, Mo, Ru, Rh, Pd, Ag, In, Sn, Cs, Gd, Tb, Dy, Hf, Ta, W, Re, Os, Ir, Pt, Au, and Bi)
1
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1994
16
1993
11
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11
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10
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FURUYA, Yoshiyuki
126
HIRUKAWA, Hisashi
126
NAGASHIMA, Nobuo
126
NISHIKAWA, Hideaki
126
TAKEUCHI, Etsuo
126
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International Center for Materials Nanoarchitectonics (WPI-MANA)
95
Ikumu Watanabe
28
Kosuke Minami
20
Katsuhiko Ariga
17
Genki Yoshikawa
16
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Japan Society for the Promotion of Science
39
JSPS
32
JST
20
Japan Science and Technology Agency
14
JSPS KAKENHI
8
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Journal
Physical Review B
18
Science and Technology of Advanced Materials
10
Science and Technology of Advanced Materials
10
Scientific Reports
10
Surface and Interface Analysis
10
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