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Hideki Yoshikawa
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Machine learning approach for the prediction of electron inelastic mean free paths
Description/Abstract:
The prediction of electron inelastic mean free paths (IMFPs) from simple material parameters is a challenging problem in studies using el...
Keyword:
inelastic mean free path
and
machine learning
Resource Type:
Article
Author:
Xun Liu
,
Lihao Yang
,
Zhufeng Hou
,
Bo Da
,
Kenji Nagata
,
Hideki Yoshikawa
,
Shigeo Tanuma
,
Yang Sun
, and
Zejun Ding
Date Uploaded:
11/04/2023
Development of multiple core-level XPS spectra decomposition method based on the Bayesian information criterion
Description/Abstract:
There is a need to develop an automatic spectral analysis method integrated with reference database as the reference database builds up. ...
Keyword:
X-ray photoelectron spectroscopy
,
Automatic spectrum analysis
,
Bayesian information criterion
, and
Multiple core level spectra
Resource Type:
Article
Author:
Murakami, Ryo
,
Tanaka, Hiromi
,
Shinotsuka Hiroshi
,
Nagata, Kenji
, and
Yoshikawa, Hideki
Journal:
Journal of Electron Spectroscopy and Related Phenomena
Date Uploaded:
15/06/2022
Date Modified:
17/06/2022
Auger Depth Profiling Analysis of FeNi/CoFeB/FeNi Specimen Using an Ultra Low Angle Incidence Ion Beam
Description/Abstract:
磁気ヘッド材料として用いられているFeNi:5 nm/CoFeB:3 nm/FeNi:10 nm多層薄膜の深さ方向組成分布を調べるために,極低角度入射イオンビームを用いたオージェ深さ方向分析によりイオン加速電圧0.5 kVおよび3.0 kVのスパッタ条件で分析を行った.その...
Keyword:
Auger Depth Profiling Analysis
,
Ultra Low Angle Incidence Ion Beam
, and
FeNi/CoFeB/FeNi Thin Film
Material/Specimen:
FeNi/CoFeB/FeNi Thin Film
Resource Type:
Article
Author:
Ogiwara, Toshiya
,
Yanagiuchi, Katsuaki
, and
Yoshikawa, Hideki
Journal:
Journal of Surface Analysis
Date Uploaded:
28/05/2021
Date Modified:
04/06/2021
Calculations of Electron Inelastic Mean Free Paths. XI. Data for Liquid Water for Energies from 50 eV to 30 keV
Description/Abstract:
We calculated electron inelastic mean free paths (IMFPs) for liquid water from its optical energy-loss function (ELF) for electron energi...
Keyword:
EAL
,
Electron Inelastic Mean Free Path
,
IMFP
,
effective attenuation length
,
liquid water
,
relativistic TPP-2M
,
relativistic full Penn algorithm
, and
static structure factor
Resource Type:
Article
Author:
Shinotsuka, Hiroshi
,
Da, Bo
,
Tanuma, Shigeo
,
Yoshikawa, Hideki
,
Powell , Cedric J
, and
Penn, David R
Journal:
Surface and Interface Analysis
Date Uploaded:
31/07/2020
Date Modified:
02/07/2021
IoT データ収集システムのデータアーキテクチャ
Description/Abstract:
データ駆動型研究の進展に伴い,効率的かつ実用的なデータ収集の仕組みが求められている.物質・材料研究機構では,主に計測・プロセスデータを対象としたデータ収集システムを構築し運用を行っている.本システムでは非ネットワーク環境に置かれている実験装置の制御 PC 等に対して通信セキ...
Keyword:
データアーキテクチャ
,
IoT
,
データ収集システム
,
メタデータ
, and
XML スキーマ
Resource Type:
Article
Author:
MATSUNAMI, Shigeyuki
,
MATSUDA, Asahiko
,
CHIKYOW, Toyohiro
,
HARADA, Yoshitomo
, and
YOSHIKAWA, Hideki
Journal:
情報処理学会論文誌デジタルプラクティス
Date Uploaded:
26/08/2021
Date Modified:
26/08/2021
Automated information compression of XPS spectrum using information criteria
Description/Abstract:
We developed and implemented a fully automated method to perform X-ray photoelectron spectroscopy (XPS) spectral analysis based on the ac...
Keyword:
X-ray photoelectron spectroscopy (XPS)
,
Active Shirley method
,
Akaike information criterion (AIC)
, and
Bayesian information criterion (BIC)
Resource Type:
Article
Author:
Shinotsuka, Hiroshi
,
Yoshikawa, Hideki
,
Murakami, Ryo
,
Nakamura, Kazuki
,
Tanaka, Hiromi
, and
Yoshihara, Kazuhiro
Journal:
Journal of Electron Spectroscopy and Related Phenomena
Date Uploaded:
10/06/2022
Date Modified:
17/06/2022
材料データプラットフォームDICE2.0 - データ創出−蓄積−利用−連携の基盤
Description/Abstract:
材料分野でのデータ駆動型の材料研究の進展のため、物質 ・ 材料研究機構(National Institute for Materials Science, NIMS)は材料データプラットフォームシステムの開発に2017年に着手し、2020年からサービス名 DICE として所...
Keyword:
研究データ
,
データフロー
,
FAIR
,
DICE
,
マテリアル・インフォマティクス
,
語彙管理
, and
データ構造化
Resource Type:
Presentation
Author:
TANIFUJI, Mikiko
,
MATSUDA, Asahiko
, and
YOSHIKAWA, Hideki
Date Uploaded:
02/03/2022
Date Modified:
02/03/2022
材料データプラットフォームシステムDICEにおける研究データフローの構築―実践と課題
Description/Abstract:
材料分野でのデータ駆動型の材料研究の進展を受けて,物質 ・ 材料研究機構(National Institute for Materials Science, NIMS)は,材料データプラットフォームシステムの開発に 2017 年に着手し,2020年からサービス名 DICE ...
Keyword:
研究データ
,
データフロー
,
相互利用 FAIR
,
材料データプラットフォーム DICE
,
データ リポジトリ
,
メタデータスキーマ
, and
マテリアル・インフォマティクス
Resource Type:
Article
Author:
TANIFUJI, Mikiko
and
YOSHIKAWA, Hideki
Journal:
情報処理学会論文誌デジタルプラクティス
Date Uploaded:
25/08/2021
Date Modified:
25/08/2021
電子線マイクロアナライザーによるMg-Ge合金の定量 -Mg Kαに対するGeの質量吸収係数の検討-, Electron microprobe analysis of Mg-Ge alloy -Examination of the mass absorption coefficient of Ge for MgKα–
Description/Abstract:
電子線マイクロアナライザーは広く材料の分析に用いられ,定量分析法はZAF法としてほぼ確立されている.しかし,Mg-Ge合金においては,定量分析の結果MgとGeの濃度の合計120wt.% と異常な値を示した.しかも電子線の加速電圧が高くなるに従ってMgの定量値が上昇する.こ...
Keyword:
Mg-Ge alloy
,
ZAF
,
electron probe microanalyzer
, and
mass absorption coefficient
Resource Type:
Article
Author:
Nishio, Mitsuaki
,
Imai, Motoharu
,
Tanuma, Shigeo
,
Yoshikawa, HIdeki
, and
Isoda, Yukihiro
Journal:
Journal of Surface Analysis
Date Uploaded:
20/07/2020
Date Modified:
22/07/2020
Calculations of Mean Escape Depths of Photoelectrons in Elemental Solids Excited by Linearly Polarized X-rays for High-Energy Photoelectron Spectroscopy
Description/Abstract:
We have calculated mean escape depths (MEDs, D) of photoelectrons from Si, Cu, and Au excited by linearly polarized X-rays over the 50 to...
Keyword:
MED
,
asymmetry parameter
,
high-energy photoelectron spectroscopy
,
lnearly polarized X-rays
, and
mean escape depth
Resource Type:
Article
Author:
Tanuma, Shigeo
,
Yoshikawa, Hideki
,
Shinotsuka, Hiroshi
, and
Ueda, Ryuichi
Journal:
Journal of Electron Spectroscopy and Related Phenomena
Date Uploaded:
26/06/2020
Date Modified:
02/07/2021
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Ultra Low Angle Incidence Ion Beam
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8
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6
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4
Computational methods
density functional theory or electronic structure
1
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simulations
1
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electrical -- dielectric constant and spectra
1
optical
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HfO2
2
FeNi/CoFeB/FeNi Thin Film
1
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1
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Yoshikawa, Hideki
7
Hideki Yoshikawa
5
YOSHIKAWA, Hideki
5
Bo Da
4
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4
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Journal of Surface Analysis
4
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2
情報処理学会論文誌デジタルプラクティス
2
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Journal of Electron Spectroscopy and Related Phenomena
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