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Rhombohedral boron monosulfide as a metal-free photocatalyst
Description/Abstract:
In this study, rhombohedral boron monosulfide (r-BS) was synthesized by a high-pressure solid-state reaction, and its photocatalytic prop...
Keyword:
Rhombohedral boron monosulfide, Photocatalyst
Resource Type:
Article
Author:
Keisuke Miyazaki
,
Akira Yamaguchi
,
Haruki Kusaka
,
Norinobu Watanabe
,
Aufandra Cakra Wardhana
,
Satoshi Ishii
,
Akiyasu Yamamoto
,
Masashi Miyakawa
,
Takashi Taniguchi
,
Takahiro Kondo
, and
Masahiro Miyauchi
Journal:
Scientific Reports
Date Uploaded:
04/12/2023
Charge transport and thermopower in the electron-doped narrow gap semiconductor Ca1−xLaxPd3O4
Description/Abstract:
狭ギャップ半導体であるCa1-xLaxPd3O4の輸送特性、熱電特性、電子状態計測を行った。x=0では0.1eV程度のバンドギャップを持ち、第一原理計算と一致した。また、Laによる電子ドープにより急激に抵抗は減少しx=0.01では金属的になった。一方で、ゼーベック係数はxに...
Keyword:
Palladates
Resource Type:
Article
Author:
Kouta Kazama
,
Masato Sakano
,
Kohei Yamagami
,
Takuo Ohkochi
,
Kyoko Ishizaka
,
Terumasa Tadano
,
Yusuke Kozuka
,
Hidetoshi Yoshizawa
,
Yoshihiro Tsujimoto
,
Kazunari Yamaura
, and
Jun Fujioka
Journal:
Physical Review Materials
Date Uploaded:
02/12/2023
Date Modified:
04/12/2023
Observation of charge-to-spin conversion with giant efficiency at Ni0.8Fe0.2/Bi2WO6 interface
Description/Abstract:
酸化物強誘電体Bi2WO6を用いて、Py/Bi2WO6ヘテロ構造を作製し、界面における電荷-スピン変換効率を計測した。その結果、非常に高い変換効率を示した。これは、BiやWの強いスピン軌道相互作用に起因すると予想される。
Keyword:
charge-to-spin current conversion
Resource Type:
Article
Author:
Saikat Das
,
Satoshi Sugimoto
,
Varun Kumar Kushwaha
,
Yusuke Kozuka
, and
Shinya Kasai
Journal:
APL Materials
Date Uploaded:
02/12/2023
Date Modified:
03/12/2023
Epitaxy and transport properties of alkali-earth palladate thin films
Description/Abstract:
In this study, given the theoretical prediction of Dirac bands in CaPd3O4, we investigate the fabrication and transport properties of SrP...
Keyword:
Palladate thin film
Resource Type:
Article
Author:
Yusuke Kozuka
,
Taisuke T. Sasaki
,
Terumasa Tadano
, and
Jun Fujioka
Journal:
SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS
Date Uploaded:
02/12/2023
Date Modified:
03/12/2023
Direct measurement and verification of cohesive zone model parameters for basalt/PP rods using the transverse tensile test and virtual double cantilever beam test
Description/Abstract:
To further our understanding of failure in thermoplastic-based composite rods, the mode Ⅰ-governed cohesive zone model parameter of a bas...
Keyword:
Cohesion
,
Finite element analysis
,
Tension
, and
Toughness
Resource Type:
Article
Author:
Yuta Tobata
,
Kimiyoshi Naito
, and
Jonathon Tanks
Journal:
POLYMER COMPOSITES
Date Uploaded:
01/12/2023
Date Modified:
15/02/2024
Network-level Analysis of Damage in Amine-crosslinked Diglycidyl Ether Resins Degraded by Acid
Description/Abstract:
Amine-crosslinked epoxy resins represent a large fraction of polymers used in structural and coating applications, meaning the characteri...
Keyword:
Acid degradation
,
Amine crosslinker
, and
Epoxy networks
Resource Type:
Article
Author:
Jonathon Tanks
,
Yoshihiko Arao
, and
Masatoshi Kubouchi
Journal:
Express Polymer Letters
Date Uploaded:
01/12/2023
Fast electron damage mechanism of epoxy resin studied by electron energy loss spectroscopy and electron diffraction
Description/Abstract:
The damage mechanism and exposure tolerance of epoxy resins to fast electrons remain unclear. We quantitatively investigated the effec...
Keyword:
electron energy loss spectroscopy
,
epoxy resin
,
fast electron damage
, and
π electron
Resource Type:
Article
Author:
Jun Kikkawa
,
Aoi Nii
,
Yoshiaki Sakaniwa
,
Naochika Kon
,
Marina Sakamaki
,
Touyou Ohashi
,
Nobuyasu Nita
,
Koji Harano
, and
Koji Kimoto
Journal:
JOURNAL OF CHEMICAL PHYSICS
Date Uploaded:
01/12/2023
Date Modified:
01/12/2023
Reliability Evaluation of Novel Core-in-Sheath-Type Carbon/Glass Hybrid Thermoplastic Composite Rods
Description/Abstract:
In the Center of Innovation science and technology based radical innovation and entrepreneurship (COI STREAM) program, “construction of n...
Keyword:
Carbon fiber
,
Glass fiber
,
Hybrid rod
,
Mechanical property
, and
Thermoplastic epoxy
Resource Type:
Article
Author:
Kimiyoshi Naito
,
Hiroyuki Oguma
,
Jonathon Tanks
, and
Chiemi Nagai
Journal:
Materials System
Date Uploaded:
01/12/2023
Oxide layer dependent orbital torque efficiency in ferromagnet/Cu/oxide heterostructures
Description/Abstract:
The utilization of orbital transport provides a versatile and efficient spin manipulation mechanism. As interest in orbital-mediated spin...
Keyword:
spintronics
Resource Type:
Article
Author:
Junyeon Kim
,
Jun Uzuhashi
,
Masafumi Horio
,
Tomoaki Senoo
,
Dongwook Go
,
Daegeun Jo
,
Toshihide Sumi
,
Tetsuya Wada
,
Iwao Matsuda
,
Tadakatsu Ohkubo
,
Seiji Mitani
,
Hyun-Woo Lee
, and
YoshiChika Otani
Journal:
Physical Review Materials
Date Uploaded:
01/12/2023
Date Modified:
01/12/2023
Characterization of the Static, Creep, and Fatigue Tensile Behavior of Basalt Fiber/Polypropylene Composite Rods for Passive Concrete Reinforcement
Description/Abstract:
Fiber reinforced polymer (FRP) composites are becoming more frequently adopted as so-called “corrosion-resistant” concrete reinforcement ...
Keyword:
Basalt fiber
,
Creep properties
,
Fatigue properties
, and
Thermoplastic composite
Resource Type:
Article
Author:
Jonathon Tanks
,
Kimiyoshi Naito
, and
Hisai Ueda
Journal:
Polymers
Date Uploaded:
28/11/2023
Mass production of low-boiling point solvent- and water-soluble graphene by simple salt-assisted ball milling
Description/Abstract:
Developing a mass production method for graphene is essential for practical usage of this remarkable material. Direct exfoliation of grap...
Keyword:
Graphene
,
Liquid phase exfoliation
, and
Weak acid salt
Resource Type:
Article
Author:
Yoshihiko Arao
,
Riichi Kuwahara
,
Kaoru Ohno
,
Jonathon Tanks
,
Kojiro Aida
,
Masatoshi Kubouchi
, and
Shin-ichi Takeda
Journal:
Nanoscale Advances
Date Uploaded:
28/11/2023
Selective area growth of β-Ga2O3 by HCl-based halide vapor phase epitaxy
Description/Abstract:
We demonstrated selective area growth of β-Ga2O3 by HCl-based halide vapor phase epitaxy on SiO2-masked (001) and (010) β-Ga2O3 substrate...
Keyword:
Ga2O3
and
selective area growth
Resource Type:
Article
Author:
Takayoshi Oshima
and
Yuichi Oshima
Journal:
Applied Physics Express
Date Uploaded:
28/11/2023
Date Modified:
28/11/2023
Exfoliation Behavior of Large Anionic Graphite Flakes in Liquid Produced by Salt-Assisted Ball Milling
Description/Abstract:
Functionalization of graphite is crucial for efficient and effective exfoliation to graphene. When negative charges are fixed to the edge...
Keyword:
Characterization
,
Graphene
,
Graphite structure
, and
Liquid phase exfoliation
Resource Type:
Article
Author:
Yoshihiko Arao
,
Jonathon D. Tanks
,
Kojiro Aida
, and
Masatoshi Kubouchi
Journal:
Processes
Date Uploaded:
28/11/2023
α-Al2O3/Ga2O3 superlattices coherently grown on r-plane sapphire
Description/Abstract:
Ten-period binary α-Al2O3/Ga2O3 superlattices were fabricated on r-plane sapphire substrates by molecular beam epitaxy. By systematic var...
Keyword:
Ga2O3
and
Superlattice
Resource Type:
Article
Author:
Takayoshi Oshima
,
Yuji Kato
,
Masataka Imura
,
Yoshiko Nakayama
, and
Masaki Takeguchi
Journal:
APPLIED PHYSICS EXPRESS
Date Uploaded:
28/11/2023
Date Modified:
28/11/2023
Liquid phase penetration sintering of garnet-type solid electrolyte LLZTO
Description/Abstract:
It is important to develop processes for manufacturing all-solid-state batteries to form ionic conductive interfaces at low temperatures....
Keyword:
Garnet
,
Liquid phase
,
Low-temperature sintering
, and
Solid electrolyte
Resource Type:
Article
Author:
吉田 尚生
,
桑田 直明
,
長谷川 源
, and
高田 和典
Journal:
SOLID STATE IONICS
Date Uploaded:
28/11/2023
Investigation of a critical separation criterion for mode I-Governed fracture of basalt fiber/polypropylene rods via a modified double cantilever beam test
Description/Abstract:
A new approach using a modified double cantilever beam test was proposed for evaluating the mode Ⅰ-governed critical energy release rate ...
Keyword:
Basalt fiber
,
DCB
,
FRP rod
,
Polypropylene
, and
Separation energy
Resource Type:
Article
Author:
Yuta Tobata
,
Kimiyoshi Naito
, and
Jonathon Tanks
Journal:
COMPOSITE STRUCTURES
Date Uploaded:
28/11/2023
Fabrication of coherent γ-Al2O3/Ga2O3 superlattices on MgAl2O4 substrates
Description/Abstract:
We succeeded in fabricating 10-period coherent γ Al2O3/Ga2O3 superlattices (SLs) on MgAl2O4 substrates by molecular beam epitaxy. By vary...
Keyword:
Ga2O3
and
Superlattice
Resource Type:
Article
Author:
Yuji Kato
,
Masataka Imura
,
Yoshiko Nakayama
,
Masaki Takeguchi
, and
Takayoshi Oshima
Journal:
APPLIED PHYSICS EXPRESS
Date Uploaded:
28/11/2023
Date Modified:
28/11/2023
Spin Seebeck effect mediated reversal of vortex-Nernst effect in superconductor-ferromagnet bilayers
Description/Abstract:
We report on the observation of sign reversal of vortex-Nernst effect in epitaxial NbN/Fe bilayers deposited on MgO (001) substrates. Str...
Keyword:
Spin Seebeck efect
,
Superconductor‑ferromagnet bilayers
, and
Vortex‑Nernst efect
Resource Type:
Article
Author:
Himanshu Sharma
,
Zhenchao Wen
, and
Masaki Mizuguchi
Journal:
Scientific Reports
Date Uploaded:
25/11/2023
Plasma-free dry etching of (001) β-Ga2O3 substrates by HCl gas
Description/Abstract:
In this study, we dry etched SiO2-masked (001) b-Ga2O3 substrates in HCl gas flow at a high temperature without plasma excitation. The et...
Keyword:
Ga2O3
,
HCl
, and
etching
Resource Type:
Article
Author:
Takayoshi Oshima
and
Yuichi Oshima
Journal:
APPLIED PHYSICS LETTERS
Date Uploaded:
21/11/2023
Date Modified:
27/11/2023
Nanoporous Activated Carbon Material from Terminalia chebula Seed for Supercapacitor Application
Description/Abstract:
Here we report electrochemical supercapacitive performance of novel high porosity activated carbon materials prepared from biowaste Termi...
Keyword:
Terminalia chebula (Harro)
,
ZnCl2 activation
,
nanoporous carbons
, and
supercapacitors
Resource Type:
Article
Author:
Chhabi Lal Gnawali
,
Lok Kumar Shrestha
,
Jonathan P. Hill
,
Renzhi Ma
,
Katsuhiko Ariga
,
Mandira Pradhananga Adhikari
,
Rinita Rajbhandari
, and
Bhadra P. Pokharel
Journal:
C-Journal of Carbon Research
Date Uploaded:
20/11/2023
極細素線を用いたNb3Snケーブルの超伝導特性
Description/Abstract:
We are developing A15 cables made of ultra-fine wires for react-and-wind (R&W) magnet technology. Recently, we fabricated a bronze proces...
Keyword:
Nb3Sn
,
撚線
,
曲げひずみ
,
極細線
, and
臨界電流
Resource Type:
Article
Author:
王 旭東
,
土屋 清澄,
,
寺島 昭男
,
飯嶋 安男
, and
菊池 章弘
Journal:
低温工学
Date Uploaded:
17/11/2023
ブロンズ法Nb3Sn線材における内部補強による機械特性の改善 -固溶強化機構による内部マトリックス補強-
Description/Abstract:
We approached the internal matrix reinforcements using the Cu-Sn-Zn and Cu-Sn-In ternary bronze alloy matrices. After Nb3Sn phase synthes...
Keyword:
Nb3Sn
,
ブロンズ法
,
固溶強化
,
機械特性
, and
臨界電流
Resource Type:
Article
Author:
菱沼 良光
,
菊池 章弘
,
谷口 博康
,
小黒 英俊
,
淡路 智
, and
室賀 健夫
Journal:
低温工学
Date Uploaded:
17/11/2023
データ駆動による材料研究 -NIMS の取り組みを例として-
Description/Abstract:
データ駆動の材料研究の最近の潮流について,NIMSの取り組みを中心に解説した.実課題への展開,MIntシステムの開発を含む材料向けの手法開発,データプラットフォームの取り組みに加え,今後のマテリアルDXプラットフォーム構築に向けた取り組みを概観した.
Keyword:
データ駆動手法
,
マテリアルDXプラットフォーム
,
マテリアルズインテグレーション
, and
材料データプラットフォーム
Resource Type:
Article
Author:
出村 雅彦
Journal:
ぷらすとす
Date Uploaded:
15/11/2023
Date Modified:
15/11/2023
The Atomic Observation of the Structural Change Process in Pt Networks in Air Using Environmental Cell Scanning Transmission Electron Microscopy
Description/Abstract:
The structural change in Pt networks composed of multiple chain connections among grains was observed in air at 1 atm by atomic-resolutio...
Keyword:
Pt network
,
atomic resolution
,
catalyst
,
environmental cell
, and
scanning transmission electron microscopy
Resource Type:
Article
Author:
竹口 雅樹
Journal:
Nanomaterials
Date Uploaded:
13/11/2023
Date Modified:
13/11/2023
Effects of Thermal Boundary Resistance on Thermal Management of Gallium-Nitride-Based Semiconductor Devices: A Review
Description/Abstract:
Wide-bandgap gallium nitride (GaN)-based semiconductors offer significant advantages over traditional Si-based semiconductors in terms of...
Keyword:
thermal boundary resistance, Gallium Nitride, semiconductor, high-electron-mobility transistors
Resource Type:
Article
Author:
Tianzhuo Zhan
,
Mao Xu
,
Zhi Cao
,
Chong Zheng
,
Hiroki Kurita
,
Fumio Narita
,
Yen-Ju Wu
,
Yibin Xu
,
Haidong Wang
,
Mengjie Song
,
Wei Wang
,
Yanguang Zhou
,
Xuqing Liu
,
Yu Shi
,
Yu Jia
,
Sujun Guan
,
Tatsuro Hanajiri
,
Toru Maekawa
,
Akitoshi Okino
, and
Takanobu Watanabe
Journal:
Micromachines
Date Uploaded:
13/11/2023
Revealing factors influencing polymer degradation with rank-based machine learning
Description/Abstract:
The efficient treatment of polymer waste is a major challenge to marine sustainability. It is useful to reveal the factors that dominate ...
Keyword:
PoLyInfo
,
polymer degradation
, and
rank-based machine learning
Resource Type:
Article
Author:
Weilin Yuan
,
Yusuke Hibi
,
Ryo Tamura
,
Masato Sumita
,
Yasuyuki Nakamura
,
Masanobu Naito
, and
Koji Tsuda
Journal:
Patterns
Date Uploaded:
10/11/2023
Zn2SnO4 ternary metal oxide for ultraviolet radiation filter application: a comparative study with TiO2 and ZnO
Description/Abstract:
Ultraviolet (UV) radiation causes serious health risks to living organisms. Inorganic metal oxides, such as titanium dioxide (TiO2) and z...
Keyword:
TiO2 and ZnO alternatives
,
TiO2 free radicals
,
UV radiation filters
,
UVB and UVA blocking
,
Zn2SnO4 ternary metal oxide
, and
ZnO toxicity
Resource Type:
Article
Author:
Kadhim Al-Attafi
,
Amar Al-Keisy
,
Muhammad A. Alsherbiny
, and
Jung Ho Kim
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
09/11/2023
Date Modified:
05/01/2024
Comparisons of 3D printed materials for biomedical imaging applications
Description/Abstract:
In biomedical imaging, it is desirable that custom-made accessories for restraint, anesthesia, and monitoring can be easily cleaned and n...
Keyword:
3D printing
,
Biomedical imaging
,
material science
,
polymer characterization
, and
prototyping
Resource Type:
Article
Author:
Mitchell A Gabalski
,
Kylie Smith
,
Jeremy Hix
, and
Kurt R. Zinn
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
09/11/2023
Date Modified:
05/01/2024
Combinatorial treatment using bevacizumab/pemetrexed loaded core-shell silica nanoparticles for non-small cell lung cancer
Description/Abstract:
Non-small cell lung cancer (NSCLC) is a life-threatening cancer associated with a higher mortality rate. Despite promising results shown ...
Keyword:
Non-small cell lung cancer (NSCLC)
,
combinatorial treatment
, and
core-shell silica nanoparticles
Resource Type:
Article
Author:
Deepika Radhakrishnan
,
Vaishwik Patel
,
Shan Mohanan
,
Sharon Wong
,
Jacob Netherton
,
Ajay Karakoti
, and
Ajayan Vinu
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
09/11/2023
Date Modified:
05/01/2024
Structural, mechanical, electronic and optical properties of N-decorated single-walled silicon carbide nanotube photocatalyst for hydrogen evolution via water splitting: a DFT study
Description/Abstract:
This work investigated the fundamental photocatalytic properties of nitrogen-doped single-walled silicon carbide nanotubes (N-doped SWSiC...
Keyword:
Photocatalyst
,
hydrogen energy
,
silicon carbide nanotubes
, and
water splitting
Resource Type:
Article
Author:
Yahaya Saadu Itas
,
Razif Razali
,
Salisu Tata
,
Mohammed Kolo
,
Hamid Osman
,
Abubakr M. Idris
, and
Mayeen Uddin Khandaker
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
09/11/2023
Date Modified:
05/01/2024
Calculations of Electron Inelastic Mean Free Paths IV. Evaluation of calculated IMFPs and of the predictive IMFP formula TPP-2 for electron energies between 50 and 2000 eV
Description/Abstract:
We have made additional evaluations of the electron inelastic mean free paths ([MFPs) and of the predictive IMFP formula TPP-2 presented ...
Keyword:
Evaluations of TPP-2 formula
,
IMFP
, and
predictive IMFP formula TPP-2
Resource Type:
Article
Author:
Tanuma, S.
,
Powell, C. J.
, and
Penn, D. R.
Journal:
Surface and Interface Analysis
Date Uploaded:
07/11/2023
Date Modified:
07/11/2023
Comprehensive elemental screening of solid-solution copper alloys
Description/Abstract:
A comprehensive elemental screening framework is proposed to predict the solid-solution strengthening and electrical resistivity of copp...
Keyword:
Alloy design
,
Copper alloys
,
Density functional theory (DFT)
,
Electrical resistivity / conductivity
, and
Mechanical properties
Resource Type:
Article
Author:
Kenji Yamaguchi
,
Takuya Ishigaki
,
Yuki Inoue
,
Shuhei Arisawa
,
Hirotaka Matsunoshita
,
Yuki Ito
,
Hiroyuki Mori
,
Ken’ichiro Suehiro
,
Kazunari Maki
,
Kenji Nagata
, and
Masahiko Demura
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
02/11/2023
Date Modified:
02/11/2023
ASME Grade 91鋼大型溶接継手の長時間クリープ損傷の非破壊評価とその有効性検討
Description/Abstract:
In order to evaluate residual creep life of ASME Grade 91 weldment, Phased Array Ultrasonic Testing (PAUT), High Temperature Superconduct...
Keyword:
Gr.91 steel welds
,
creep damage detection
,
nondestructive method
, and
residual creep life
Resource Type:
Article
Author:
澤田 浩太
,
谷内 泰志
,
野島 健大
,
木村 一弘
,
木村尭弘
,
野村恭兵
,
齋藤規子
,
森田 聡
,
早川弘之
,
杉内栄夫
,
大櫃和成
,
石原潤一
,
屋口正次
,
西沢孝壽
,
飯田英男
,
大井浩二
,
西岡智也
,
江見直哉
,
岡田浩一
,
駒井伸好
,
林 恭平
, and
富永 公彦
Journal:
Zairyo/Journal of the Society of Materials Science, Japan
Date Uploaded:
31/10/2023
Improving efficiency of autonomous material search via transfer learning from nontarget properties
Description/Abstract:
Recently, autonomous material search methods combining machine learning and experiments/simulations have become indispensable for explori...
Keyword:
Machine learning
Resource Type:
Article
Author:
Jaekyun Hwang
and
Yuma Iwasaki
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
27/10/2023
Hydrogen detection using membrane-type surface stress sensor
Description/Abstract:
This study shows a possibility of the application of a membrane-type surface stress sensor (MSS) with a Pd film to a hydrogen sensor. It ...
Keyword:
Hydrogen sensor
and
membrane-type surface stress sensor
Resource Type:
Article
Author:
Taro Yakabe
,
Gaku Imamura
,
Genki Yoshikawa
,
Masahiro Kitajima
, and
Akiko N Itakura
Journal:
Journal of Physics Communications
Date Uploaded:
26/10/2023
Fusion data analysis of imaging data of hydrogenpermeated steel obtained by complementary methods
Description/Abstract:
オペランド水素顕微鏡で取得したステンレス鋼透過水素の時間応答挙動を、電子顕微鏡画像との画像融合後に数種の計算科学的手法で解析した。 主成分分析(PCA)、スパースモデリングの代表であるLASSO、ニューラルネットワークを使用した次元圧縮のひとつであるオートエンコーダ、で構...
Keyword:
Autoencoder
,
Hydrogen diffusion
,
Least absolute shrinkage and selection operator
, and
Principal component analysis
Resource Type:
Article
Author:
Tomomi Akiyama
,
Naoya Miyauchi
,
Akiko N. Itakura
,
Takayuki Yamagishi
, and
Satoka Aoyagi
Journal:
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B
Date Uploaded:
26/10/2023
Date Modified:
26/10/2023
データ駆動材料研究の進展〜NIMSにおける実践を例として~
Description/Abstract:
材料分野においてもデータ駆動研究への期待が大きい。本稿では、データ駆動材料開発の最近の取り組みを概説する。材料データは必ずしも豊富にあるわけではないものの、データ駆動による材料・プロセスの探索は、金属、高分子、無機化合物等々へ広がり、自動実験・計測との連携も始まっている。メ...
Keyword:
Data driven research
,
Materials
,
Materials data platform
, and
Microstructures
Resource Type:
Article
Author:
出村 雅彦
Journal:
情報の科学と技術
Date Uploaded:
26/10/2023
Estimation of Inelastic Mean Free Paths in Au and Cu from Their Elastic Peak Intensity Ratios without IMFP Values of Reference Material in The 200 – 5000 eV Energy Range
Description/Abstract:
We have determined electron inelastic mean free paths (IMFPs) and surface-electronic excitation parameters (SEPs) of Au and Cu in the 200...
Keyword:
Au and Cu
,
EPES
,
IMFP
,
elastic peak intensity
, and
electron inelastic mean free path
Resource Type:
Article
Author:
S. Tanuma
,
H. Yoshikawa
,
N. Okamoto
, and
K. Goto
Journal:
Journal of Surface Analysis
Date Uploaded:
25/10/2023
Date Modified:
25/10/2023
Descriptor extraction on inherent creep strength of carbon steel by exhaustive search
Description/Abstract:
炭素鋼の基底クリープ強度領域におけるクリープ寿命モデルを提案し、ベイズ統計によるモデル選択手法を適用することで、Moが単独で効果を有することを見出した。
Keyword:
Bayesian inference
,
Carbon steel
,
Creep rupture
,
Exhaustive search
,
Inherent creep strength
,
Larson–miller parameter
, and
Model selection
Resource Type:
Article
Author:
Junya Sakurai
,
Masahiko Demura
,
Yoh-ichi Mototake
,
Masato Okada
,
Masayoshi Yamazaki
, and
Junya Inoue
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
24/10/2023
機械学習によるフェライト系耐熱鋼のクリープ破断寿命予測
Description/Abstract:
NIMSクリープデータシートを用い、機械学習によってフェライト耐熱鋼のクリープ寿命予測をおこなった。サポートベクター回帰手法によるものが最も予測性能が高く、テストデータに対するクリープ寿命の常用対数の二乗平均平方根誤差は0.14と小さく、これは1.38倍以内の予測精度を有す...
Keyword:
クリープ
,
クリープ破断寿命
,
フェライト系耐熱鋼
,
予測
, and
機械学習
Resource Type:
Article
Author:
櫻井 惇也
,
出村 雅彦
,
井上 純哉
, and
山﨑 政義
Journal:
TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN
Date Uploaded:
24/10/2023
Date Modified:
24/10/2023
データ時代の材料研究
Description/Abstract:
材料は網羅的なビッグデータ構築が困難であり、実験データの再利用を進めつつ、少量のデータを有効に活用していく手法開発が必要となる。加えて、計算シミュレーションによるデータ創出を活用していくことも重要となる。NIMSにおけるデータ駆動研究の取り組みを紹介するとともに、基盤となる...
Keyword:
データ駆動型
and
材料データプラットフォーム
Resource Type:
Article
Author:
出村 雅彦
Journal:
Kobunshi
Date Uploaded:
24/10/2023
2-step reaction kinetics for hydrogen absorption into bulk material via dissociative adsorption on the surface
Description/Abstract:
We have demonstrated that the process of hydrogen absorption into a solid experimentally follows a Langmuir-type (hyperbolic) function in...
Keyword:
2-step reaction kinetics (2sRK) model
and
hydrogen absorption
Resource Type:
Article
Author:
Taro Yakabe
,
Gaku Imamura
,
Genki Yoshikawa
,
Naoya Miyauchi
,
Masahiro Kitajima
, and
Akiko N. Itakura
Journal:
Scientific Reports
Date Uploaded:
23/10/2023
Model of local hydrogen permeability in stainless steel with two coexisting structures
Description/Abstract:
The dynamics of hydrogen in metals with mixed grain structure is not well understood at a microscopic scale. One of the biggest issues fa...
Keyword:
hydrogen permeation
,
hydrogen visualization
,
permeation model
, and
stainless steel
Resource Type:
Article
Author:
Akiko N. Itakura
,
Naoya Miyauchi
,
Yoshiharu Murase
,
Taro Yakabe
,
Masahiro Kitajima
, and
Satoka Aoyagi
Journal:
Scientific Reports
Date Uploaded:
23/10/2023
Classification of EBSD Kikuchi patterns for stainless steel by unsupervised learning methods to investigate grain boundaries
Description/Abstract:
EBSD indexing based on Kikuchi diffraction patterns, which indicate the types and orientation of the crystal lattice, is generally effect...
Keyword:
EBSD
,
hydrogen permeation
,
stainless steel
, and
unsupervised learning
Resource Type:
Article
Author:
Satoka Aoyagi
,
Daisuke Hayashi
,
Yoshiharu Murase
,
Naoya Miyauchi
, and
Akiko N. Itakura
Journal:
e-Journal of Surface Science and Nanotechnology
Date Uploaded:
23/10/2023
NIMS-OS: An automation software to implement a closed loop between artificial intelligence and robotic experiments in materials science
Description/Abstract:
NIMS-OS (NIMS Orchestration System) is a Python library created to realize a closed loop of robotic experiments and artificial intelligen...
Keyword:
NIMS-OS
,
artificial intelligence
, and
robotic experiments
Resource Type:
Article
Author:
Ryo Tamura
,
Koji Tsuda
, and
Shoichi Matsuda
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
20/10/2023
原子論的スピンモデルによる永久磁石の磁気特性の研究 ―熱揺らぎおよび温度効果の取り扱いと将来展望―
Description/Abstract:
We review atomistic spin model studies, a new approach for theoretical investigations, on magnetic properties of permanent magnets. In th...
Keyword:
保磁力
,
原子論的スピンモデル
,
永久磁石
,
温度効果
, and
熱揺らぎ
Resource Type:
Article
Author:
西野 正理
and
宮下 精二
Journal:
Journal of the Japan Institute of Metals and Materials
Date Uploaded:
18/10/2023
Quantitative estimation of coercive field in a ferromagnetic grain using field sweep simulation
Description/Abstract:
High coercivity is an important property of permanent magnets for application in energy conversion devices. The Nd magnet, Nd2Fe14B, is a...
Keyword:
estimation of coercivity
Resource Type:
Article
Author:
Masamichi Nishino
and
Seiji Miyashita
Journal:
PHYSICAL REVIEW B
Date Uploaded:
17/10/2023
Multiscale out-of-equilibrium dynamics driven by pulsed laser excitation in spin-crossover materials: A combined thermoelastic and mechanoelastic study
Description/Abstract:
In this paper, we present an elastic model coupled with a heat propagation process in order to reproduce the out-of-equilibrium dynamics ...
Keyword:
spin-crossover materials
Resource Type:
Article
Author:
Laurentiu Stoleriu
,
Masamichi Nishino
,
Seiji Miyashita
,
Alexandru Stancu
,
Roman Bertoni
,
Eric Collet
,
Maciej Lorenc
, and
Cristian Enachescu
Journal:
PHYSICAL REVIEW B
Date Uploaded:
17/10/2023
Elastocaloric effect of shape memory polymers in elastic response regime
Description/Abstract:
The solid-state cooling/heating technology based on the elastocaloric effect is one of the promising alternatives to vapor compression sy...
Keyword:
Elastocaloric effect
and
Shape memory polymer
Resource Type:
Article
Author:
Takamasa Hirai
,
Koichiro Uto
,
Mitsuhiro Ebara
, and
Ken-ichi Uchida
Journal:
Journal of Physics-Energy
Date Uploaded:
17/10/2023
Modulation of Photochemical Activity of Titania Nanosheets via Heteroassembly with Reduced Graphene Oxide. Enhancement of Photoinduced Hydrophilic Conversion Properties
Description/Abstract:
We report on the layer-by-layer integration of photofunctional titania nanosheets and conductive reduced graphene oxide (rGO) to enhance ...
Keyword:
2D materials
,
Charge separation
,
Electron transfer mediator
,
Photogenerated carriers
, and
Wettability
Resource Type:
Article
Author:
Nobuyuki Sakai
,
Kei Kamanaka
, and
Takayoshi Sasaki
Journal:
JOURNAL OF PHYSICAL CHEMISTRY C
Date Uploaded:
11/10/2023
Date Modified:
11/10/2023
Synthesis and Substitution Chemistry of Redox-Active Manganese/Cobalt Oxide Nanosheets
Description/Abstract:
We successfully synthesized Co-substituted MnO2 nanosheets with a composition of Mn1-xCoxO2 (x = 0.2-0.5) by exfoliating the protonated f...
Keyword:
2D materials
,
Cobalt substitution
,
Electrochemical capacitors
, and
Manganese oxide
Resource Type:
Article
Author:
Nobuyuki Sakai
,
Katsutoshi Fukuda
,
Renzhi Ma
, and
Takayoshi Sasaki
Journal:
CHEMISTRY OF MATERIALS
Date Uploaded:
11/10/2023
Date Modified:
11/10/2023
Au<sub>13</sub> Superatom Bearing Two Terpyridines at Coaxial Positions: Photoluminescence Quenching via Complexation with 3d Metal Ions
Description/Abstract:
A gold cluster [Au13(dppe)5(EPTpy)2]3+ (dppe = 1,2-bis(diphenylphosphino)ethane, EPTpy-H = 4'-(4-ethynylphenyl)-2,2':6',2''-terpyridine) ...
Keyword:
gold
,
nanocluster
,
photoluminescence
,
superatom
, and
transmission electron microscopy
Resource Type:
Article
Author:
Naoki Kito
,
Shinjiro Takano
,
Shinya Masuda
,
Koji Harano
, and
Tatsuya Tsukuda
Journal:
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN
Date Uploaded:
11/10/2023
Date Modified:
11/10/2023
Defect Photoluminescence from Alkylated Boron Nitride Nanotubes
Description/Abstract:
Boron nitride nanotubes (BNNTs) are chemically functionalized by a reductive alkylation reaction for defect doping to create luminescent ...
Keyword:
boron nitride nanotubes
,
defect
, and
photoluminescence
Resource Type:
Article
Author:
Tomohiro Shiraki
,
Rioe Saito
,
Hayato Saeki
,
Naoki Tanaka
,
Koji Harano
, and
Tsuyohiko Fujigaya
Journal:
CHEMISTRY LETTERS
Date Uploaded:
11/10/2023
Influence of recoil pressure, mushy zone flow resistance and reflectivity on melt pool shape in laser powder bed fusion simulation
Description/Abstract:
Melt pool dimensions (depth: <i>D</i> and width: <i>W</i>) are strongly correlated with defects generated in laser powder bed fusion. The...
Keyword:
Fresnel laser reflection model
,
Laser powder bed fusion
,
Melt pool shape
,
Multi-physics CFD simulation
,
Mushy zone flow resistance
, and
Recoil pressure
Resource Type:
Article
Author:
Jun Katagiri
,
Masahiro Kusano,
,
Sukeharu Nomoto
, and
Makoto Watanabe
Journal:
Case Studies in Thermal Engineering
Date Uploaded:
10/10/2023
Date Modified:
10/10/2023
Guidelines for Arranging 2D Nanosheets into Neatly Tiled Monolayer Films by a Spin-Coating Process
Description/Abstract:
Neat (dense and non-overlapped) monolayer tiling of 2D nanosheets on a substrate surface is very important because we can conduct artific...
Keyword:
2D materials
,
air/liquid interface
,
hierarchical film
,
neat monolayer tiling
, and
spin-coating
Resource Type:
Article
Author:
Nobuyuki Sakai
and
Takayoshi Sasaki
Journal:
LANGMUIR
Date Uploaded:
07/10/2023
Date Modified:
10/10/2023
Scission of 2D Inorganic Nanosheets via Physical Adsorption on a Nonflat Surface
Description/Abstract:
We report that titania nanosheets can be orthogonally sectioned into substantially rectangular-shaped fragments when deposited on a nonfl...
Keyword:
2D materials
,
intermolecular forces
,
secondary processing
, and
tensile stress
Resource Type:
Article
Author:
Nobuyuki Sakai
,
Masahiko Suzuki
, and
Takayoshi Sasaki
Journal:
Advanced Materials Interfaces
Date Uploaded:
06/10/2023
Gold nanowire mesh electrode for electromechanical device
Description/Abstract:
Ionic polymer-metal composite (IPMC) actuators were prepared with Nafon flm as the ionic polymer and gold nanowire (Au-NW) mesh flm as th...
Keyword:
Actuator
,
Flexible electrode
,
Gold nanowire
, and
Ionic Polymer Metal Composite
Resource Type:
Article
Author:
池田太一
Journal:
Scientific Reports
Date Uploaded:
06/10/2023
Date Modified:
06/10/2023
Electrospun Stacked Dual‐Channel Transistors with High Electron Mobility Using a Planar Heterojunction Architecture
Description/Abstract:
By far, despite the progress, there are no related reports on the construction of oxide heterojunction (HJ) based on electrospinning. Thu...
Keyword:
Dual-Channel
and
Transistors
Resource Type:
Article
Author:
Bo He
,
Gang He
,
Shanshan Jiang
,
Jiangwei Liu
,
Elvira Fortunato
, and
Rodrigo Martins
Journal:
Advanced Electronic Materials
Date Uploaded:
05/10/2023
Date Modified:
05/10/2023
Experimental formation and mechanism study for super-high dielectric constant AlOx/TiOy nanolaminates
Description/Abstract:
Super-high dielectric constant (k) AlOx/TiOy nanolaminates (ATO NLs) are deposited by an atomic layer deposition technique for applicatio...
Keyword:
ATO
,
nanolaminate
, and
super-high dielectric constant
Resource Type:
Article
Author:
Jiangwei Liu
,
Masayuki Okamura
,
Hisanori Mashiko
,
Masataka Imura
,
Meiyong Liao
,
Ryosuke Kikuchi
,
Michio Suzuka
, and
Yasuo Koide
Journal:
Nanomaterials
Date Uploaded:
05/10/2023
Date Modified:
05/10/2023
Atomic Diffusion of Indium through Threading Dislocations in InGaN Quantum Wells
Description/Abstract:
The compositional and structural investigations of threading dislocations (TDs) in InGaN/GaN multiple quantum wells were carried out usin...
Keyword:
InGaN
,
atom probe tomography
,
dislocation
,
pipe diffusion
, and
transmission electron microscopy
Resource Type:
Article
Author:
Yudai Yamaguchi
,
Yuya Kanitani
,
Yoshihiro Kudo
,
Jun Uzuhashi
,
Tadakatsu Ohkubo
,
Kazuhiro Hono
, and
Shigetaka Tomiya
Journal:
NANO LETTERS
Date Uploaded:
04/10/2023
Date Modified:
04/10/2023
Annealing properties of vacancy-type defects in ion implanted GaN during ultra-high-pressure annealing studied by using a monoenergetic positron beam
Description/Abstract:
Behaviors of vacancy-type defects in ion-implanted GaN were studied by means of positron annihilation. Si or Mg ions were implanted into ...
Keyword:
gallium nitride
,
positron
, and
vacancy
Resource Type:
Article
Author:
Akira Uedono
,
Hideki Sakurai
,
Jun Uzuhashi
,
Tetsuo Narita
,
Kacper Sierakowski
,
Shoji Ishibashi
,
Shigefusa F. Chichibu
,
Michal Bockowski
,
Jun Suda
,
Tadakatsu Ohokubo
,
Nobuyuki Ikarashi
,
Kazuhiro Hono
, and
Tetsu Kachi
Journal:
Proceedings of SPIE - The International Society for Optical Engineering
Date Uploaded:
04/10/2023
Date Modified:
04/10/2023
Ranking Pareto optimal solutions based on projection free energy
Description/Abstract:
Based on available datasets prepared by numerical simulations and machine learning, maps of properties for materials that have not yet be...
Keyword:
Pareto solutions
,
free energy
, and
semiconductor
Resource Type:
Article
Author:
Ryo Tamura
,
Kei Terayama
,
Masato Sumita
, and
Koji Tsuda
Journal:
Physical Review Materials
Date Uploaded:
04/10/2023
Date Modified:
04/10/2023
Large Tunneling Magnetoresistance in Perpendicularly Magnetized Magnetic Tunnel Junctions Using Co75Mn25/Mo/Co20Fe60B20 Multilayers
Description/Abstract:
We study the magnetic and electrical transport properties of magnetic tunnel junctions (MTJs) consisting of a Co3Mn/Mo/CoFeB multilayer p...
Keyword:
energy dispersive X-ray spectrometry
,
magnetic tunnel junctions
,
nanobeam electron diffraction
, and
scanning transmission electron microscopy
Resource Type:
Article
Author:
Tatsuya Yamamoto
,
Tomohiro Ichinose
,
Jun Uzuhashi
,
Takayuki Nozaki
,
Tadakatsu Ohkubo
,
Kay Yakushiji
,
Shingo Tamaru
, and
Shinji Yuasa
Journal:
Physical Review Applied
Date Uploaded:
03/10/2023
Date Modified:
05/10/2023
Atomic resolution analysis of extended defects and Mg agglomeration in Mg-ion-implanted GaN and their impacts on acceptor formation
Description/Abstract:
We used atomic-scale direct observations by transmission electron microscopy (TEM) and atom probe tomography to clarify the crystallograp...
Keyword:
atom probe tomography
,
gallium nitride
, and
transmission electron microscopy
Resource Type:
Article
Author:
Emi Kano
,
Keita Kataoka
,
Jun Uzuhashi
,
Kenta Chokawa
,
Hideki Sakurai
,
Akira Uedono
,
Tetsuo Narita
,
Kacper Sierakowski
,
Michal Bockowski
,
Ritsuo Otsuki
,
Koki Kobayashi
,
Yuta Itoh
,
Masahiro Nagao
,
Tadakatsu Ohkubo
,
Kazuhiro Hono
,
Jun Suda
,
Tetsu Kachi
, and
Nobuyuki Ikarashi
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
28/09/2023
Date Modified:
28/09/2023
Acceptor activation of Mg-doped GaN—Effects of N2/O2 vs N2 as ambient gas during annealing
Description/Abstract:
Here, we investigate the effects of O2:N2 (1:1) as ambient gas as compared with pure N2 during activation annealing of Mg as p-type dopin...
Keyword:
activation
,
gallium nitride
,
scanning transmission electron microscopy
, and
semiconductor
Resource Type:
Article
Author:
Ashutosh Kumar
,
Martin Berg
,
Qin Wang
,
Jun Uzuhashi
,
Tadakatsu Ohkubo
,
Michael Salter
, and
Peter Ramvall
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
28/09/2023
Date Modified:
28/09/2023
Narrow-band phosphor K2ZnP2O7:Eu2+ discovered using local structure similarity
Description/Abstract:
A new narrow-band emitting phosphor K2ZnP2O7:Eu2+ was discovered by extracting promising crystal structures from a database. Regarding th...
Keyword:
local structure similarity
and
phosphor
Resource Type:
Article
Author:
Shota Takemura
,
Yukinori Koyama
,
Takayuki Nakanishi
,
Shiro Funahashi
,
Naoto Hirosaki
,
Hidekazu Ikeno
, and
Takashi Takeda
Journal:
SCRIPTA MATERIALIA
Date Uploaded:
31/08/2023
Date Modified:
31/08/2023
Sample structure prediction from measured XPS data using Bayesian estimation and SESSA simulator
Description/Abstract:
We have developed a framework for solving the inverse problem of X-ray photoelectron spectroscopy (XPS) by incorporating an XPS simulator...
Keyword:
Bayesian estimation
,
Exchange Monte Carlo method
,
SESSA
, and
X-ray photoelectron spectroscopy
Resource Type:
Article
Author:
Hiroshi Shinotsuka
,
Kenji Nagata
,
Malinda Siriwardana
,
Hideki Yoshikawa
,
Hayaru Shouno
, and
Masato Okada
Journal:
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA
Date Uploaded:
25/08/2023
Date Modified:
25/08/2023
表面電子分光法における信号の減衰は如何に記述されるか? V. 誘電関数を用いた固体における電子の非弾性散乱断面積
Description/Abstract:
Born近似、一般化振動子強度、誘電関数をキーパラメータとして、電子の非弾性散乱断面積について解説する。ボルン近似により、原子における電子の非弾性散乱断面積は振動子強度分布を用いて表すことができる。一方、誘電応答理論では、固体試料の非弾性散乱断面積を極小角散乱領域(すなわち...
Keyword:
一般化振動子強度
,
動的散乱因子
,
双極子行列要素平方
,
誘電関数
, and
電子の非弾性散乱断面積
Resource Type:
Article
Author:
田沼 繁夫
Journal:
Journal of Surface analysis
Date Uploaded:
21/08/2023
Date Modified:
21/08/2023
Artificial intelligence inspired design of non-isothermal aging for γ–γ′ two-phase, Ni–Al alloys
Description/Abstract:
最先端のAIアルゴリズムを活用して,ニッケル基合金において,高温強度をより高くするための時効熱処理を考案した.これまでは等温時効が一般であったところを昇温や降温を含めた複雑な時効熱処理パターンの膨大組み合わせ(約35億通り)から,等温時効を凌駕するパターンを見出すことに挑戦...
Keyword:
Artificial Intelligence
,
Gamma and Gamma' two-phase microstructure
,
Heat resistant alloys
,
High-temperature strength
,
Inverse design
,
Ni-Al alloy
, and
non-isothermal aging
Resource Type:
Article
Author:
Vickey Nandal
,
Sae Dieb
,
Dmitry S. Bulgarevich
,
Toshio Osada
,
Toshiyuki Koyama
,
Satoshi Minamoto
, and
Masahiko Demura
Journal:
Scientific Reports
Date Uploaded:
09/08/2023
Implementation strategies in phonopy and phono3py
Description/Abstract:
Scientific simulation codes are public property sustained by the community. Modern technology allows anyone to join scientific software p...
Keyword:
Phonon calculation
Resource Type:
Article
Author:
Atsushi Togo
,
Laurent Chaput
,
Terumasa Tadano
, and
Isao Tanaka
Journal:
JOURNAL OF PHYSICS-CONDENSED MATTER
Date Uploaded:
08/08/2023
Calculations of Electron Inelastic Mean Free Paths III. Data for 15 Inorganic compounds over the 50 - 2000 eV Range
Description/Abstract:
We report calculations of electron inelastic mean free path (IMFPs) of 50-2000 eV electrons in a group of 15 inorganic compounds (Al2O3, ...
Keyword:
IMFP
,
Inorganic compounds
, and
TPP-2
Resource Type:
Article
Author:
Tanuma, Shigeo
,
Powell, C. J.
, and
Penn, D. R.
Journal:
Surface and Interface Analysis
Date Uploaded:
03/08/2023
PoLyInfoと機械学習
Description/Abstract:
近年、高分子分野においても、マテリアルズ・インフォマティクスへの関心が高まっている。一方で、高分子の多様性を反映して、系統的なデータの少なさや、データの統合が困難なことが問題になっている。ここでは、世界的な高分子データベースを俯瞰した上でのPoLyInfoの位置づけ、インフ...
Keyword:
MI
,
PoLyInfo
,
Process-Structure-Property
,
データベース
,
マテリアルズインフォマティクス
,
機械学習
, and
高分子
Resource Type:
Article
Author:
石井 真史
Journal:
高分子
Date Uploaded:
01/08/2023
Date Modified:
17/11/2023
Discrimination of structurally similar odorous molecules with various concentrations by using a nanomechanical sensor
Description/Abstract:
A pattern recognition-based chemical sensor array is an efficient approach to discriminating odours, while the fluctuation in the concent...
Keyword:
nanomechanical sensors
Resource Type:
Article
Author:
Kosuke Minami
,
Kota Shiba
, and
Genki Yoshikawa
Journal:
ANALYTICAL METHODS
Date Uploaded:
01/08/2023
Pattern recognition of solid materials by multiple probe gases
Description/Abstract:
A pattern recognition-based chemical sensor array is an efficient approach to discriminating odours or complex mixture of gaseous molecul...
Keyword:
nanomechanical sensors
and
solid sensing
Resource Type:
Article
Author:
Kosuke Minami
,
Gaku Imamura
,
Takahiro Nemoto
,
Kota Shiba
, and
Genki Yoshikawa
Journal:
MATERIALS HORIZONS
Date Uploaded:
29/07/2023
Dataset does not exist anymore: https://doi.org/10.48505/nims.4224
Description/Abstract:
This DOI is not currently attached to any meaningful content. This often occurs when a DOI Name is created in error and it is configured ...
Resource Type:
Article
Date Uploaded:
31/07/2023
Effects of Center Metals in Porphines on Nanomechanical Gas Sensing
Description/Abstract:
Porphyrin is one of the most promising materials for realizing a practical artificial olfactory sensor system. In this study, we focus on...
Keyword:
nanomechanical sensors
and
porphine
Resource Type:
Article
Author:
Huynh Ngo
,
Kosuke Minami
,
Gaku Imamura
,
Kota Shiba
, and
Genki Yoshikawa
Journal:
SENSORS
Date Uploaded:
28/07/2023
Graphene Oxide as a Sensing Material for Gas Detection Based on Nanomechanical Sensors in the Static Mode
Description/Abstract:
Graphene is a key material for gas sensing applications owing to its high specific surface area and vast chemical modification potential....
Keyword:
graphene oxide
and
nanomechanical sensors
Resource Type:
Article
Author:
Gaku Imamura
,
Kosuke Minami
,
Kota Shiba
,
Kissan Mistry
,
Kevin P. Musselman
,
Mustafa Yavuz
,
Genki Yoshikawa
,
Koichiro Saiki
, and
Seiji Obata
Journal:
Chemosensors
Date Uploaded:
27/07/2023
Sorption-induced static mode nanomechanical sensing with viscoelastic receptor layers for multistep injection-purge cycles
Description/Abstract:
Nanomechanical sensors and their arrays have been attracting significant attention for detecting, distinguishing, and identifying target ...
Keyword:
nanomechanical sensors
and
sorption kinetics
Resource Type:
Article
Author:
Kosuke Minami
,
Kota Shiba
, and
Genki Yoshikawa
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
25/07/2023
Discrimination of Methanol from Ethanol in Gasoline Using a Membrane-type Surface Stress Sensor Coated with Copper(I) Complex
Description/Abstract:
We successfully fabricated a novel sensing platform, a Membrane-type Surface stress Sensor (MSS) coated with copper(I) complex for specif...
Keyword:
metal complex
,
methanol sensing
, and
nanomechanical sensors
Resource Type:
Article
Author:
Michihiro Nishikawa
,
Tomohiro Murata
,
Shinsuke Ishihara
,
Kota Shiba
,
Lok Kumar Shrestha
,
Genki Yoshikawa
,
Kosuke Minami
, and
Katsuhiko Ariga
Journal:
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN
Date Uploaded:
25/07/2023
Finite Element Analysis of Interface Dependence on Nanomechanical Sensing
Description/Abstract:
Nanomechanical sensors and their arrays have been attracting significant attention for detecting, discriminating and identifying target a...
Keyword:
finite element analysis
and
nanomechanical sensors
Resource Type:
Article
Author:
Kosuke Minami
and
Genki Yoshikawa
Journal:
SENSORS
Date Uploaded:
25/07/2023
Statistical Evaluation of Total Expiratory Breath Samples Collected throughout a Year: Reproducibility and Applicability toward Olfactory Sensor-Based Breath Diagnostics
Description/Abstract:
The endogenous volatile organic compounds (VOCs) in exhaled breath can be promising biomarkers for various diseases including cancers. An...
Keyword:
breath analysis
and
nanomechanical sensors
Resource Type:
Article
Author:
Katsushige Inada
,
Hiroshi Kojima
,
Yukiko Cho-Isoda
,
Ryo Tamura
,
Gaku Imamura
,
Kosuke Minami
,
Takahiro Nemoto
, and
Genki Yoshikawa
Journal:
SENSORS
Date Uploaded:
25/07/2023
Highly Ordered 1D Fullerene Crystals for Concurrent Control of Macroscopic Cellular Orientation and Differentiation toward Large-Scale Tissue Engineering
Description/Abstract:
We have demonstrated that aligned 1D fullerene whisker (FW) scaffolds induce myogenic differentiation from myoblast to myotube. FWs were ...
Keyword:
cell scaffold
,
fullerene
, and
tissue engineering
Resource Type:
Article
Author:
Kosuke Minami
,
Yuki Kasuya
,
Tomohiko Yamazaki
,
Qingmin Ji
,
Waka Nakanishi
,
Jonathan P. Hill
,
Hideki Sakai
, and
Katsuhiko Ariga
Journal:
ADVANCED MATERIALS
Date Uploaded:
25/07/2023
Measurement of Volatile Fatty Acids in Silage through Odors with Nanomechanical Sensors
Description/Abstract:
The measurement of volatile fatty acids (VFAs) is of great importance in the fields of food and agriculture. There are various methods to...
Keyword:
nanomechanical sensors
and
olfactory sensors
Resource Type:
Article
Author:
Kosuke Minami
,
Hisami Kobayashi
,
Masaaki Matoba
,
Yuko Kamiya
,
Subrata Maji
,
Takahiro Nemoto
,
Masanori Tohno
,
Ryoh Nakakubo
, and
Genki Yoshikawa
Journal:
Biosensors-Basel
Date Uploaded:
25/07/2023
Recent Advances in Nanomechanical Membrane-Type Surface Stress Sensors towards Artificial Olfaction
Description/Abstract:
Nanomechanical sensors have gained significant attention as powerful tools for detecting, dis-tinguishing, and identifying target analyte...
Keyword:
nanomechanical sensors
Resource Type:
Article
Author:
Kosuke Minami
,
Gaku Imamura
,
Ryo Tamura
,
Kota Shiba
, and
Genki Yoshikawa
Journal:
Biosensors-Basel
Date Uploaded:
25/07/2023
Detection of Trace Amounts of Water in Organic Solvents by DNA-Based Nanomechanical Sensors
Description/Abstract:
Detection of trace amounts of water in organic solvents is of great importance in the field of chemistry and industry. Karl-Fischer titra...
Keyword:
Trace amounts of water
and
nanomechanical sensors
Resource Type:
Article
Author:
Tomohiro Murata
,
Kosuke Minami
,
Tomohiko Yamazaki
,
Genki Yoshikawa
, and
Katsuhiko Ariga
Journal:
Biosensors-Basel
Date Uploaded:
25/07/2023
Effects of partial attachment at the interface between receptor and substrate on nanomechanical cantilever sensing
Description/Abstract:
In nanomechanical sensing, the interfacial structure between a receptor layer and an underlying substrate affects output signals, especia...
Keyword:
finite element analysis
and
nanomechanical sensors
Resource Type:
Article
Author:
Kosuke Minami
and
Genki Yoshikawa
Journal:
SENSORS AND ACTUATORS A-PHYSICAL
Date Uploaded:
25/07/2023
Supramolecular Differentiation for Construction of Anisotropic Fullerene Nanostructures by Time-Programmed Control of Interfacial Growth
Description/Abstract:
We demonstrate the preparation of anisotropic fullerene-based nanostructures by supramolecular differentiation, which is the programmed c...
Keyword:
fullerene
and
self-assembly
Resource Type:
Article
Author:
Partha Bairi
,
Kosuke Minami
,
Jonathan P. Hill
,
Waka Nakanishi
,
Lok Kumar Shrestha
,
Chao Liu
,
Koji Harano
,
Eiichi Nakamura
, and
Katsuhiko Ariga
Journal:
ACS NANO
Date Uploaded:
25/07/2023
Suppression of Myogenic Differentiation of Mammalian Cells Caused by Fluidity of A Liquid-Liquid Interface
Description/Abstract:
We demonstrate the regulation of myogenic differentiation on fluid substrates by using a liquid–liquid interface as a scaffold. C2C...
Keyword:
cell scaffold
and
liquid-liquid interface
Resource Type:
Article
Author:
Kosuke Minami
,
Taizo Mori
,
Waka Nakanishi
,
Narumi Shigi
,
Jun Nakanishi
,
Jonathan P. Hill
,
Makoto Komiyama
, and
Katsuhiko Ariga
Journal:
ACS APPLIED MATERIALS & INTERFACES
Date Uploaded:
24/07/2023
Calculations of Electron Inelastic Mean Free Paths II. Data for 27 Elements over the 50 - 2000 eV Range
Description/Abstract:
We report calculations of electron inelastic mean free paths (IMFPs) for 50-2000 eV electrons in a group of 27 elements (C, Mg, Al, Si, T...
Keyword:
IMFPs
,
TPP-2
,
a group of 27 elements
, and
electron inelastic mean free paths
Resource Type:
Article
Author:
Tanuma, S.
,
Powell, C. J.
, and
Penn, D. R.
Journal:
Surface and Interface Analysis
Date Uploaded:
12/07/2023
Machine learning study of highly spin-polarized Heusler alloys at finite temperature
Description/Abstract:
A huge magnetoresistance (MR) ratio exceeding 2000% at cryogenic temperature that was reported for half-metallic Heusler alloy based magn...
Keyword:
spintronics, half-metal, Heusler alloy, machine learning, disordered local moment, Bayesian optimization
Resource Type:
Article
Author:
Ivan Kurniawan
,
Yoshio Miura
, and
Kazuhiro Hono
Journal:
Physical Review Materials
Date Uploaded:
10/07/2023
表面電子分光法における電子の散乱効果の研究
Description/Abstract:
This article describes the inelastic scattering effect on surface electron spectroscopies such as XPS and AES. It is very important to de...
Keyword:
IMFP
,
attenuation length
,
effective attenuation length
,
inelastic scattering effect
, and
surface electron spectroscopies
Resource Type:
Article
Author:
田沼繁夫
Journal:
表面科学
Date Uploaded:
04/07/2023
Structuring Superconductor Data with Ontology: Reproducing Historical Datasets as Knowledge
Description/Abstract:
Applying historical human-readable databases to recent data-driven science is a natural concept. However, this cannot be realized by simp...
Keyword:
RDF
,
SuperCon
,
knowledge base
,
ontology
, and
superconducting material
Resource Type:
Article
Author:
Masashi Ishii
and
Koichi Sakamoto
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
04/07/2023
Date Modified:
04/07/2023
Atomic-scale investigation of implanted Mg in GaN through ultra-high-pressure annealing
Description/Abstract:
An area selective doping via ion implantation is a key technology to realize gallium nitride (GaN) based energy-efficient power devices; ...
Keyword:
atom probe tomography
,
cathodoluminescence
,
gallium nitride
,
implantation
, and
scanning transmission electron microscopy
Resource Type:
Article
Author:
Jun Uzuhashi
,
Jun Chen
,
Ashutosh Kumar
,
Wei Yi
,
Tadakatsu Ohkubo
,
Ryo Tanaka
,
Shinya Takashima
,
Masaharu Edo
,
Kacper Sierakowski
,
Michal Bockowski
,
Hideki Sakurai
,
Tetsu Kachi
,
Takashi Sekiguchi
, and
Kazuhiro Hono
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
04/07/2023
オージェ電子分光法における背面散乱補正 I.広い分析条件で使用可能な電子の背面散乱補正式の開発
Description/Abstract:
AESによる表面定量分析において重要な電子の背面散乱について検討した.電子の背面散乱係数の入射角度依存性,およびそのエネルギーの平均値および中央値について,モンテカルロ(MC)法を用いてBe, B, C, Al, Si, Cu, Zr, Ag, La, Auの10種類の元素...
Keyword:
AES
,
Auger electron spectroscopy
,
electron backscattering correction
, and
predictive formula for back scattering correction
Resource Type:
Article
Author:
田沼 繁夫
Journal:
JOURNAL OF SURFACE ANALYSIS
Date Uploaded:
29/06/2023
マテリアルズインテグレーションの挑戦
Description/Abstract:
SIP第1期および第2期にわたって構築してきたマテリアルズインタグレーションのコンセプトと、このもとで実施されてきたMIntシステムの開発について、その全体像を俯瞰するレビューである。計算材料科学とデータ科学を構造材料研究に活用して、欲しい性能から材料・プロセスを設計する逆...
Keyword:
Data-driven research
,
Digital transformation
,
Industry -academia collaboration
,
Integrated Computational Materials Engineering
, and
Structural Materials
Resource Type:
Article
Author:
出村 雅彦
Journal:
TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN
Date Uploaded:
29/06/2023
Date Modified:
29/06/2023
Large Piezoelectric Effect in Pb-Free Ceramics
Description/Abstract:
We report a non-Pb piezoelectric ceramic system Ba(Ti0.8Zr0.2)O3−(Ba0.7Ca0.3)TiO3 which shows a surprisingly high piezoelectric coefficie...
Keyword:
ferroelectric phase transition
,
Pb-free piezoelectric
,
ferroelectric
,
morphotropic phase boundary
,
piezoelectric material
,
piezoelectriic
, and
tri-critical
Resource Type:
Article
Author:
Wenfeng Liu
and
Xiaobing Ren
Journal:
Physical Review Letters
Date Uploaded:
28/06/2023
Date Modified:
28/06/2023
Electrically Conductive Thermally Insulating Bi-Si Nanocomposites by Interface Design for Thermal Management
Description/Abstract:
We demonstrate, both by experiments and by data informatics, an alternative strategy to achieve ultralow thermal conductivity in a dense ...
Keyword:
thermal insulating thin film, interface thermal resistance, interface design, nanostructuring, nanocomposite, machine learning
Resource Type:
Article
Author:
Yen-Ju Wu
,
Michiko Sasaki
,
Masahiro Goto
,
Lie Fang
, and
Yibin Xu
Journal:
ACS APPLIED NANO MATERIALS
Date Uploaded:
26/06/2023
Integration of X-ray Absorption Fine Structure Databases for Data-Driven Materials Science
Description/Abstract:
With the aim of introducing data-driven science and establishing an infrastructure for making XAFS spectra findable and reusable, we have...
Keyword:
DOI
,
RDF
,
X-ray absorption fine structure
,
data integration
,
materials data repository
, and
metadata
Resource Type:
Article
Author:
Masashi Ishii
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
08/06/2023
Date Modified:
12/06/2023
Calculations of Electron Inelastic Mean Free Paths for 31 Materials
Description/Abstract:
We present new calculations of electron inelastic mean free paths (IMFPs) for 200-2000 eV electrons in 27 elements (C, Mg, Al, Si, Ti, V,...
Keyword:
Bethe equation
,
IMFP
,
TPP
,
elemental solids
, and
inelastic mean free path
Resource Type:
Article
Author:
Tanuma, S.
,
Powell, C. J.
, and
Penn, D. R.
Journal:
Surface and Interface Analysis
Date Uploaded:
05/06/2023
Date Modified:
09/06/2023
利用性の高い材料データベース構築の仕方
Description/Abstract:
NIMS 無機材料データベースAtomWork-Advを一例として,材料定義と識別の視点から付加価値と利用性の高いデータ収集とデータベース構築の仕方について解説する。
Keyword:
材料データベース、利用性
Resource Type:
Article
Author:
徐 一斌
Journal:
研究開発リーダー
Date Uploaded:
30/05/2023
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HfO2
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InP/GaInAsP multilayer specimens
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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)
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International Center for Materials Nanoarchitectonics (WPI-MANA)
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Ikumu Watanabe
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