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Alkyl–π Functional Molecular Gels: Control of Elastic Modulus and Improvement of Electret Performance
Description/Abstract:
We report the development of alkyl–π functional molecular gels (FMGs), in which the addition of a 1 wt% low-molecular-weight gelator can ...
Keyword:
electrets
,
functional molecular liquids
,
low-molecular-weight gelators
,
luminescence
, and
π-gels
Resource Type:
Article
Author:
Akito Tateyama
,
Kazuhiko Nagura
,
Masamichi Yamanaka
, and
Takashi Nakanishi
Journal:
Angewandte Chemie International Edition
Date Uploaded:
10/05/2024
Stroboscopic time-of-flight neutron diffraction in long pulsed magnetic fields
Description/Abstract:
We present proof-of-principle experiments of stroboscopic time-of-flight (TOF) neutron diffraction in long pulsed magnetic fields. By uti...
Keyword:
frustration
,
neutron diffraction
, and
pulsed magnetic field
Resource Type:
Article
Author:
Taro Nakajima
,
Masao Watanabe
,
Yasuhiro Inamura
,
Kazuki Matsui
,
Tomoki Kanda
,
Tetsuya Nomoto
,
Kazuki Ohishi
,
Yukihiko Kawamura
,
Hiraku Saito
,
Hiromu Tamatsukuri
,
Noriki Terada
, and
Yoshimitsu Kohama
Journal:
Physical Review Research
Date Uploaded:
09/05/2024
Impacts of vacancy complexes on the room-temperature photoluminescence lifetime of state-of-the-art GaN substrates, epitaxial layers, and Mg-implanted layers
Description/Abstract:
For rooting the development of GaN-based optoelectronic devices, understanding the roles of midgap recombination centers (MGRCs), namely ...
Keyword:
GaN
Resource Type:
Article
Author:
Shigefusa F. Chichibu
,
Kohei Shima
,
Akira Uedono
,
Shoji Ishibashi
,
Hiroko Iguchi
,
Tetsuo Narita
,
Keita Kataoka
,
Ryo Tanaka
,
Shinya Takashima
,
Katsunori Ueno
,
Masaharu Edo
,
Hirotaka Watanabe
,
Atsushi Tanaka
,
Yoshio Honda
,
Jun Suda
,
Hiroshi Amano
,
Tetsu Kachi
,
Toshihide Nabatame
,
Yoshihiro Irokawa
, and
Yasuo Koide
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
09/05/2024
The Energy Level Alignment at the Buffer/Cu(In,Ga)Se<sub>2</sub> Thin‐Film Solar Cell Interface for CdS and GaO<sub>x</sub>
Description/Abstract:
The energy level alignment at the GaOx/CIGSe and CdS/CIGSe interfaces are compared by means of direct and inverse photoemission. For the ...
Keyword:
CdS
,
Cu(In,Ga)Se2
,
GaOx
,
energy level alignment
,
hard and soft X-ray photoelectron spectroscopy
,
interface
, and
thin-film solar cell
Resource Type:
Article
Author:
Donald Valenta
,
Hasan Arif Yetkin
,
Tim Kodalle
,
Jakob Bombsch
,
Raul Garcia‐Diez
,
Claudia Hartmann
,
Shigenori Ueda
,
Roberto Félix
,
Johannes Frisch
,
Lucas Bodenstein‐Dresler
,
Regan G. Wilks
,
Christian A. Kaufmann
, and
Marcus Bär
Journal:
Advanced Materials Interfaces
Date Uploaded:
09/05/2024
Metal–organic framework adhesives with exceptionally high heat resistance
Description/Abstract:
We synthesized high-heat-resistant adhesives based on metal – organic frameworks owing to their high decomposition temperature and the ab...
Keyword:
Metal-organic framework
,
heat resistance
, and
structural adhesive
Resource Type:
Article
Author:
Izuru Miyazaki
,
Yumi Masuoka
,
Akitoshi Suzumura
,
Shinya Moribe
,
Hisaaki Takao
, and
Mitsutaro Umehara
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
08/05/2024
Iodonium-based pro-adhesive layers for robust adhesion of PEDOT:PSS to surfaces
Description/Abstract:
Electrochemical grafting of organic molecules to metal surfaces has been well-known as an efficient tool enabling tailored modification o...
Keyword:
Adhesion
,
PEDOT:PSS
,
charge storage capacity
,
charge transfer
,
electrografting
, and
iodonium salts
Resource Type:
Article
Author:
Szymon Smołka
,
Taral Patel
,
Sandra Pluczyk-Małek
,
Roman Turczyn
, and
Katarzyna Krukiewicz
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
08/05/2024
Evidence-based data mining method to reveal similarities between materials based on physical mechanisms
Description/Abstract:
Measuring the similarity between materials is essential for estimating their properties and revealing the associated physical mechanisms....
Keyword:
Curie temperature
,
Dempster–Shafer theory
,
evidence theory
,
magnetization
,
mixture of experts
,
physical mechanism
,
similarity evidence
,
transition rare-earth metal binary allloys
, and
visualization
Resource Type:
Article
Author:
Minh-Quyet Ha
,
Duong-Nguyen Nguyen
,
Viet-Cuong Nguyen
,
Hiori Kino
,
Yasunobu Ando
,
Takashi Miyake
,
Thierry Denœux
,
Van-Nam Huynh
, and
Hieu-Chi Dam
Date Uploaded:
08/02/2023
Date Modified:
07/05/2024
材料データプラットフォームのための協働型材料語彙システム展開
Description/Abstract:
材料学の分野ごとの用語の差異の吸収や、材料データに付与するメタデータから参照する概念の特定に用いることを想定した材料語彙システムを構築した。集合知的プロセスを通じて多面的な観点を包含することを目指し、Wikidataプロジェクトで使われているWikibaseソフトウェアを採...
Keyword:
Collaborative intelligence
,
Materials science
,
Metadata
,
Vocabulary
, and
Wikibase
Resource Type:
Poster
Author:
松田 朝彦
,
内藤 裕幸
, and
門平 卓也
Date Uploaded:
15/02/2023
Date Modified:
05/05/2024
A high voltage aqueous proton battery using an optimized operation of a MoO3 positive electrode
Description/Abstract:
Aqueous proton batteries have attracted increasing attention owing to their potential of high safety standard, high rate capability, and ...
Keyword:
density functional theory
,
molybdenum trioxide
,
operando x-ray diffraction
, and
proton battery
Resource Type:
Article
Author:
Atsunori Ikezawa
,
KOYAMA, Yukinori
,
Tadaaki Nishizawa
, and
Hajime Arai
Date Uploaded:
03/02/2023
Date Modified:
05/05/2024
LO-mode phonon of KCl and NaCl at 300 K by inelastic x-ray scattering measurements and first principles calculations
Description/Abstract:
Longitudinal-optical (LO) mode phonon branches of KCl and NaCl were measured using inelastic x-ray scattering (IXS) at 300 K and calculat...
Keyword:
IXS measurment
and
Phonon calculation
Resource Type:
Article
Author:
Atsushi Togo
,
Hiroyuki Hayashi
,
Terumasa Tadano
,
Satoshi Tsutsui
, and
Isao Tanaka
Date Uploaded:
01/02/2023
Date Modified:
05/05/2024
Virtual heat treatment for γ-γ′ two-phase Ni-Al alloy on the materials Integration system, MInt
Description/Abstract:
Aiming to designing the aging heat treatment conditions to maximize the 0.2 % proof stress of γ-γ′ two-phase Ni-based superalloys, we dev...
Keyword:
Image analysis
,
Ni-Al alloy
,
Phase field simulation
, and
γ-γ′two-phase
Resource Type:
Article
Author:
Toshio Osada
,
Toshiyuki Koyama
,
Dmitry S. Bulgarevich
,
Satoshi Minamoto
,
Makoto Osawa
,
Makoto Watanabe
,
Kyoko Kawagishi
, and
Masahiko Demura
Date Uploaded:
01/02/2023
Date Modified:
02/05/2024
Peculiar microstructural evolution and hardness variation depending on laser powder bed fusion-manufacturing condition in Ti–6Al–2Sn–4Zr–6Mo
Description/Abstract:
This study comprehensively evaluates the phases, microstructure evolution, and hardness performance of Ti-6Al-2Sn-4Zr-6Mo wt.% parts proc...
Keyword:
LPBF
,
Metastable phase
,
Polycrystaline microstructure
,
Rapid cooling
,
Thermal history
, and
Ti6246
Resource Type:
Article
Author:
Prince Valentine Cobbinah
,
Sae Matsunaga
,
Yoshiaki Toda
,
Ryosuke Ozasa
,
Masayuki Okugawa
,
Takuya Ishimoto
,
Yuheng Liu
,
Yuichiro Koizumi
,
Pan Wang
,
Takayoshi Nakano
, and
Yoko Yamabe-Mitarai
Journal:
Smart Materials in Manufacturing
Date Uploaded:
30/04/2024
Surface charge-dependent cytokine production using near-infrared emitting silicon quantum dots
Description/Abstract:
This article outlines the preparation of three distinct surface-charged SiQDs-F127 (+0.03, + 9.13, -7.05 mV), varying from negative to po...
Keyword:
Bioimaging
,
Colloidal Quantum dots
,
CpG oligodeoxynucleotides
,
Immune-stimulation
,
Pluronic F127
, and
Silicon nanocrystals
Resource Type:
Article
Author:
Shanmugavel Chinnathambi
,
Naoto Shirahata
,
Pooria Lesani
,
Vaijayanthi Thangavel
, and
Ganesh N. Pandian
Journal:
Scientific Reports
Date Uploaded:
30/04/2024
穿孔閉鎖能と癒着防止能を有する創傷被覆粒子の開発
Description/Abstract:
創傷被覆材は,生体組織表面の創部(切り傷,擦り傷,熱傷など)を覆う材料のことであり,創部を物理的なバリアで覆うことにより,外部からの物理的な刺激やウイルス・細菌による感染リスクから保護する役割を担っている。外科手術後には創部の止血,保護,癒着防止を目的とした創傷被覆材が用い...
Keyword:
疎水化タラゼラチン粒子
,
疎水性相互作用
,
癒着防止
,
穿孔閉鎖
, and
軟組織接着
Resource Type:
Book
Author:
伊藤 椎真
,
西口 昭広
, and
田口 哲志
Journal:
生体吸収性外科材料の使い方と新しい材料の有用性
Date Uploaded:
30/04/2024
Rational ligand design for enhanced carrier mobility in self-powered SWIR photodiodes based on colloidal InSb quantum dots
Description/Abstract:
Solution-processed colloidal III-V semiconductor quantum dot photodiodes (QPDs) have potential applications in SWIR imaging due to their ...
Keyword:
Colloidal Quantum dots
,
Indium Antimonide
,
Nanocrystals
,
Near-infrared photodetector
,
Photodiodes
, and
Short wavelength infrared photodetector
Resource Type:
Article
Author:
Subhashri Chatterjee
,
Kazuhiro Nemoto
,
Hong-Tao Sun
, and
Naoto Shirahata
Journal:
Nanoscale Horizons
Date Uploaded:
30/04/2024
Influence of the Charge Ratio of Guanine-Quadruplex Structure-Based CpG Oligodeoxynucleotides and Cationic DOTAP Liposomes on Cytokine Induction Profiles
Description/Abstract:
Cationic liposomes, specifically 1,2-dioleoyl-3-trimethylammonium-propane (DOTAP) liposomes, serve as successful carriers for guanine-qua...
Keyword:
CpG oligodeoxynucleotides
,
DNA delivery
,
cationic liposomes
,
guanine quadruplex
,
immunotherapy
,
liposome
, and
vaccine
Resource Type:
Article
Author:
Nguyen Bui Thao Le
,
Anh Thi Tram Tu
,
Dandan Zhao
,
Chiaki Yoshikawa
,
Kohsaku Kawakami
,
Yoshihisa Kaizuka
, and
Tomohiko Yamazaki
Journal:
Biomolecules
Date Uploaded:
30/04/2024
On‐Surface Synthesis of Silole and Disila‐Cyclooctene Derivatives
Description/Abstract:
The incorporation of Si atoms into organic compounds significantly increases a variety of functionality, facilitating further application...
Keyword:
density functional theory
,
nanoribbon structures
,
on-surface synthesis
,
scanning tunneling microscopy/spectroscopy
, and
sila-cyclic rings
Resource Type:
Article
Author:
Kewei Sun
,
Lauri Kurki
,
Orlando J. Silveira
,
Tomohiko Nishiuchi
,
Takashi Kubo
,
Adam S. Foster
, and
Shigeki Kawai
Journal:
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
Date Uploaded:
25/04/2024
Near‐Field Photodetection in Direction Tunable Surface Plasmon Polaritons Waveguides Embedded with Graphene
Description/Abstract:
We report circular polarization dependent plasmonic waveguide with graphene in the visible range.
Keyword:
2D material
,
photodetection
,
plasmonic waveguide
, and
unidirectional propagation
Resource Type:
Article
Author:
Chia‐Hung Wu
,
Chih‐Jen Ku
,
Min‐Wen Yu
,
Jhen‐Hong Yang
,
Pei‐Yuan Wu
,
Chen‐Bin Huang
,
Tien‐Chang Lu
,
Jer‐Shing Huang
,
Satoshi Ishii
, and
Kuo‐Ping Chen
Journal:
Advanced Science
Date Uploaded:
25/04/2024
Terahertz electric-field-driven dynamical multiferroicity in SrTiO3
Description/Abstract:
The emergence of collective order in matter is among the most fundamental and intriguing phenomena in physics. In recent years, the ultra...
Keyword:
SrTiO3
,
dynamical multiferroicity
,
magnetism
, and
phonon
Resource Type:
Article
Author:
M. Basini
,
M. Pancaldi
,
B. Wehinger
,
M. Udina
,
V. Unikandanunni
,
T. Tadano
,
M. C. Hoffmann
,
A. V. Balatsky
, and
S. Bonetti
Journal:
Nature
Date Uploaded:
24/04/2024
Development of a Photoemission Microscopy Apparatus Using a Vacuum Ultraviolet Laser
Description/Abstract:
We report on a photoemission microscopy apparatus using a 10.9-eV laser developed at National Institute for Materials Science (NIMS). Our...
Keyword:
Photoemission spectroscopy, Momentum microscope, Ultraviolet laser, Electronic property
Resource Type:
Article
Author:
Koichiro Yaji
and
Shunsuke Tsuda
Journal:
e-Journal of Surface Science and Nanotechnology
Date Uploaded:
23/04/2024
Vibrational Coupling to Quasi‐Bound States in the Continuum under Tailored Coupling Conditions
Description/Abstract:
Photonic resonance modes can be spectrally coupled to the vibrational modes of molecules in the mid-infrared regime through interactions ...
Keyword:
BIC
,
SEIRA
,
metasurfaces
,
spectroscopy
, and
strong coupling
Resource Type:
Article
Author:
Keisuke Watanabe
,
Hemam Rachna Devi
,
Masanobu Iwanaga
, and
Tadaaki Nagao
Journal:
Advanced Optical Materials
Date Uploaded:
03/04/2024
Date Modified:
11/04/2024
The Effect of Li Ion and Anion Supply on Li Dissolution/Deposition Behavior in LiNO3 Electrolyte Solutions for Li-Air Batteries
Description/Abstract:
Although Li-air batteries (LAB) have a high theoretical energy density (3500 Wh kg−1), further developments are required to overcome thei...
Keyword:
Li-Air Battery
Resource Type:
Article
Author:
Fumisato OZAWA
,
Kazuki Koyama
,
Daiki IWASAKI
,
Shota AZUMA
,
Akihiro NOMURA
, and
Morihiro SAITO
Journal:
ELECTROCHEMISTRY
Date Uploaded:
19/04/2024
Formation of a zirconium oxide crystal nucleus in the initial nucleation stage in aluminosilicate glass investigated by X-ray multiscale analysis
Description/Abstract:
Understanding the nucleation mechanism in glass is crucial for the development of new glass-ceramic materials. Herein, we report the stru...
Keyword:
Anomalous X-ray scattering
,
Glass
, and
Glass ceramics
Resource Type:
Article
Author:
Yohei Onodera
,
Yasuyuki Takimoto
,
Hiroyuki Hijiya
,
Qing Li
,
Hiroo Tajiri
,
Toshiaki Ina
, and
Shinji Kohara
Journal:
NPG Asia Materials
Date Uploaded:
19/04/2024
Development of p-type Ion Implantation Technique for Realization of GaN Vertical MOSFETs
Description/Abstract:
GaN has attracted attention as a semiconductor material for next-generation power switching devices. Vertical-type GaN devices with MOS g...
Keyword:
atom probe tomography
,
gallium nitride
, and
transmission electron microscopy
Resource Type:
ProceedingsArticle
Author:
Ryo Tanaka
,
Shinya Takashima
,
Katsunori Ueno
,
Masahiro Horita
,
Jun Suda
,
Jun Uzuhashi
,
Tadakatsu Ohkubo
, and
Masaharu Edo
Date Uploaded:
19/04/2024
Mechanism of local hydrogen entry into Fe sheets induced by atmospheric corrosion: Significance of potential, pH, and rust layer thickness
Description/Abstract:
Local hydrogen entry under a NaCl droplet on an Fe sheet was analyzed employing a hydrogenochromic sensor and electrochemical hydrogen pe...
Keyword:
Iron, Hydrogen permeation, Atmospheric corrosion
Resource Type:
Article
Author:
Hiroshi Kakinuma
,
Sachiko Hiromoto
,
Tomohiko Hojo
,
Saya Ajito
,
Motomichi Koyama
, and
Eiji Akiyama
Journal:
Corrosion Science
Date Uploaded:
17/04/2024
Fabrication of thin-film batteries composed of LiCoO2, Li3PO4, and Li layers
Description/Abstract:
This paper reports the fabrication of thin film batteries which are composed of three stacking layers; LiCoO2, Li3PO4, and Li. First, a L...
Keyword:
Li-ion battery
,
Li3PO4
,
LiCoO2
,
all solid-state battery
, and
thin fiilm battery
Resource Type:
Article
Author:
Tsuyoshi Ohnishi
Journal:
Journal of Solid State Electrochemistry
Date Uploaded:
17/04/2024
Multiscale Finite Element Analysis of Yield-point Phenomenon in Ferrite–Pearlite Duplex Steels
Description/Abstract:
The yield-point phenomena in ferrite–pearlite duplex steels were investigated using multiscale computational simulations. In these multis...
Keyword:
yield-point phenomenon
Resource Type:
Article
Author:
Shinnosuke Yanagawa
and
Ikumu Watanabe
Journal:
ISIJ International
Date Uploaded:
12/04/2024
Minimal-surface-based multiphase metamaterials with highly variable stiffness
Description/Abstract:
Variable-stiffness materials have a unique ability to change their stiffness reversibly in response to external stimuli or conditions. Ho...
Keyword:
Low-melting-point alloys
,
Mechanical metamaterials
,
Phase transition
,
Shape memory
,
Triply periodic minimal surfaces
, and
Variable-stiffness materials
Resource Type:
Article
Author:
Xiaoyang Zheng
,
Ikumu Watanabe
,
Siqian Wang
,
Ta-Te Chen
, and
Masanobu Naito
Journal:
Materials & Design
Date Uploaded:
12/04/2024
Multi-objective topology optimization of porous microstructure in die-bonding layer of a semiconductor
Description/Abstract:
To enhance semiconductor efficiency, it is imperative to develop a die-bonding material possessing exceptional thermal conductivity and s...
Keyword:
Multi-objective topology optimization
,
finite element analysis
,
highthroughput evaluation
,
microstructure design
, and
porous microstructure
Resource Type:
Article
Author:
Jiaxin Zhou
,
Ikumu Watanabe
,
Weikang Song
,
Keita Kambayashi
, and
Ta-Te Chen
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
12/04/2024
Mechanical Properties, Tissue Structure, and Elemental Composition of the Walking Leg Tips of Coconut Crabs
Description/Abstract:
The coconut crab has black protrusions on the tops of its walking legs and claw fingers. In addition, there are regularly aligned small b...
Keyword:
elemental composition
,
mechanical properties
,
nanoindentation
,
organic matter
,
tissue structure
, and
α-chitin
Resource Type:
Article
Author:
Tadanobu Inoue
,
Shin-ichiro Oka
, and
Takanobu Hiroto
Journal:
Journal of Marine Science and Engineering
Date Uploaded:
12/04/2024
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
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
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
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
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
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
Approach to Low Contact Resistance Formation on Buried Interface in Oxide Thin-Film Transistors: Utilization of Palladium-Mediated Hydrogen Pathway
Description/Abstract:
Amorphous oxide semiconductors (AOSs) with low off-currents and processing temperatures offer promising alternative materials for next-ge...
Keyword:
IGZO
,
contact resistance
,
hydrogen
,
oxide semiconductors
,
palladium
, and
thin-film transistors
Resource Type:
Article
Author:
Yuhao Shi
,
Masatake Tsuji
,
Hanjun Cho
,
Shigenori Ueda
,
Junghwan Kim
, and
Hideo Hosono
Journal:
ACS Nano
Date Uploaded:
08/04/2024
The effect of intermediate layer densification on the critical current of a Bi-2223 superconducting joint
Description/Abstract:
The effect of intermediate layer densification on the critical current (Ic) of Bi-2223 superconducting joints was quantitatively studied....
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
G Nishijima
,
K Inoue
,
Y Takano
, and
H Kitaguchi
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
Interpretation of time-dependent current and resistance of HTS closed loop with superconducting joint considering flux creep
Description/Abstract:
A low circuit resistance is required for a superconducting magnet operated in persistent mode using superconducting joints. We performed ...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Yasuaki Takeda
,
Yuji Tsuchiya
, and
Gen Nishijima
Journal:
Applied Physics Express
Date Uploaded:
05/04/2024
Angular dependence of resistance and critical current of a Bi-2223 superconducting joint
Description/Abstract:
Low resistance and high critical current are prerequisites for superconducting joints used in persistent-mode magnets. Herein, we use a j...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
G Nishijima
,
U Nakai
,
T Motoki
,
J Shimoyama
, and
H Kitaguchi
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
Particle Size Effect on Powder Packing Properties and Molten Pool Dimensions in Laser Powder Bed Fusion Simulation
Description/Abstract:
Various defects are produced during laser powder bed fusion (L-PBF) process, and can affect the quality of the fabricated part. Past stud...
Keyword:
discrete-element method
,
laser powder bed fusion
,
multiphysics CFD simulation
,
packing fraction
,
packing homogeneity
,
particle size
, and
powder spreading
Resource Type:
Article
Author:
Jun Katagiri
,
Sukeharu Nomoto
,
Masahiro Kusano
, and
Makoto Watanabe
Journal:
Journal of Manufacturing and Materials Processing
Date Uploaded:
05/04/2024
Mechanical control of molecular machines at an air–water interface: manipulation of molecular pliers, paddles
Description/Abstract:
Many artificial molecular machines have been synthesized, and various functions have been expressed by changing their molecular conformat...
Keyword:
Langmuir-blodgett
,
Molecular machine
,
air–water interface
,
molecular conformation
, and
monolayer
Resource Type:
Article
Author:
Taizo Mori
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
04/04/2024
Prominently enhanced luminescence from a continuous monolayer of transition metal dichalcogenide on all-dielectric metasurfaces
Description/Abstract:
2D materials such as transition metal dichalcogenides (TMDCs) are a new class of atomic-layer materials possessing optical and electric p...
Keyword:
2D materials
,
all-dielectric metasurface
,
coherent photon emitter
,
enhanced photoluminescence
,
resonance enhancement
,
transition metal dichalcogenide
, and
tungsten disulfide
Resource Type:
Article
Author:
Masanobu Iwanaga
,
Xu Yang
,
Vasilios Karanikolas
,
Takashi Kuroda
, and
Yoshiki Sakuma
Journal:
Nanophotonics
Date Uploaded:
03/04/2024
CrySPY: a crystal structure prediction tool accelerated by machine learning
Description/Abstract:
We have developed an open-source software called CrySPY, which is a crystal structure prediction tool written in Python 3, ...
Keyword:
evolutionary algorithm
,
Bayesian optimization
,
LAQA
,
crystal structure prediction
, and
first-principles calculations
Resource Type:
Article
Author:
Tomoki Yamashita
,
Shinichi Kanehira
,
Nobuya Sato
,
Hiori Kino
,
Kei Terayama
,
Hikaru Sawahata
,
Takumi Sato
,
Futoshi Utsuno
,
Koji Tsuda
,
Takashi Miyake
, and
Tamio Oguchi
Date Uploaded:
10/02/2023
Date Modified:
02/04/2024
Solute segregation in a rapidly solidified Hastelloy-X Ni-based superalloy during laser powder bed fusion investigated by phase-field and computational thermal-fluid dynamics simulations
Description/Abstract:
Solute segregation significantly affects material properties and is a critical issue in the laser powder-bed fusion (LPBF) additive manuf...
Keyword:
Computational thermal-fluid dynamics simulation
,
Hastelloy-X nickel-based superalloy
,
Laser powder-bed fusion
,
Phase-field method
, and
Solute element segregation
Resource Type:
Article
Author:
Masayuki Okugawa
,
Kenji Saito
,
Haruki Yoshima
,
Katsuhiko Sawaizumi
,
Sukeharu Nomoto
,
Makoto Watanabe
,
Takayoshi Nakano
, and
Yuichiro Koizumi
Journal:
Additive Manufacturing
Date Uploaded:
02/04/2024
Lead‐Free Halide Perovskite Materials and Optoelectronic Devices: Progress and Prospective
Description/Abstract:
Halide perovskites, in the form of thin films and colloidal nanocrystals, have recently taken semiconductor optoelectronics research by s...
Keyword:
halide perovskite
Resource Type:
Article
Author:
Iago López‐Fernández
,
Donato Valli
,
Chun‐Yun Wang
,
Subarna Samanta
,
Takuya Okamoto
,
Yi‐Teng Huang
,
Kun Sun
,
Yang Liu
,
Vladimir S. Chirvony
,
Avijit Patra
,
Juliette Zito
,
Luca De Trizio
,
Deepika Gaur
,
Hong‐Tao Sun
,
Zhiguo Xia
,
Xiaoming Li
,
Haibo Zeng
,
Iván Mora‐Seró
,
Narayan Pradhan
,
Juan P. Martínez‐Pastor
,
Peter Müller‐Buschbaum
,
Vasudevanpillai Biju
,
Tushar Debnath
,
Michael Saliba
,
Elke Debroye
,
Robert L. Z. Hoye
,
Ivan Infante
,
Liberato Manna
, and
Lakshminarayana Polavarapu
Journal:
Advanced Functional Materials
Date Uploaded:
02/04/2024
Quantitative Characterization by Transmission Electron Microscopy and Its Application to Interfacial Phenomena in Crystalline Materials
Description/Abstract:
This paper reviews quantitative characterization via transmission electron microscopy (TEM) and its application to interfacial phenomena ...
Keyword:
electron energy loss spectroscopy
,
energy dispersive X-ray spectroscopy
,
grain boundary
,
interphase boundary
, and
transmission electron microscopy
Resource Type:
Article
Author:
Seiichiro Ii
Journal:
Materials
Date Uploaded:
02/04/2024
Atomic and Electronic Structures on a Mordenite Zeolite
Description/Abstract:
Atomic structures of an insulating and hydrophobic zeolite sample of mordenite were measured by high-energy X-ray diffraction, and a pair...
Keyword:
structure
and
zeolite
Resource Type:
Article
Author:
Shinya Hosokawa
,
Hitoshi Sato
,
Yasuhisa Tezuka
,
Jun-ichi Adachi
,
Koji Kimura
,
Koichi Hayashi
,
Shinji Kohara
,
Hiroo Tajiri
,
Kentaro Kobayashi
,
Akihide Koura
, and
Fuyuki Shimojo
Journal:
e-Journal of Surface Science and Nanotechnology
Date Uploaded:
01/04/2024
Siliceous zeolite-derived topology of amorphous silica
Description/Abstract:
The topology of amorphous materials is an important topic from the perspective of structural ordering. Compression, one of the sintering ...
Keyword:
densified amorphous
,
silicalite
,
structure
,
topology
, and
zeolite
Resource Type:
Article
Author:
Hirokazu Masai
,
Shinji Kohara
,
Toru Wakihara
,
Yuki Shibazaki
,
Yohei Onodera
,
Atsunobu Masuno
,
Sohei Sukenaga
,
Koji Ohara
,
Yuki Sakai
,
Julien Haines
,
Claire Levelut
,
Philippe Hébert
,
Aude Isambert
,
David A. Keen
, and
Masaki Azuma
Journal:
Communications Chemistry
Date Uploaded:
01/04/2024
Atomic and Electronic Structure in MgO–SiO<sub>2</sub>
Description/Abstract:
Understanding disordered structure is difficult due to insufficient information in experimental data. Here we overcome this issue by usin...
Keyword:
Glass
,
Neutron diffraction
,
Structure
, and
X-ray diffraction
Resource Type:
Article
Author:
Yuta Shuseki
,
Shinji Kohara
,
Tomoaki Kaneko
,
Keitaro Sodeyama
,
Yohei Onodera
,
Chihiro Koyama
,
Atsunobu Masuno
,
Shunta Sasaki
,
Shohei Hatano
,
Motoki Shiga
,
Ippei Obayashi
,
Yasuaki Hiraoka
,
Junpei T. Okada
,
Akitoshi Mizuno
,
Yuki Watanabe
,
Yui Nakata
,
Koji Ohara
,
Motohiko Murakami
,
Matthew G. Tucker
,
Marshall T. McDonnell
,
Hirohisa Oda
, and
Takehiko Ishikawa
Journal:
The Journal of Physical Chemistry A
Date Uploaded:
01/04/2024
Microstructure and thermoelectric properties of pristine and Al-doped ZnO ceramics fabricated by cost-effective and eco-friendly wet chemistry methods
Description/Abstract:
We have shown that mainly due to the differences in microstructure and possibly the varying amount of crystalline defects in the samples,...
Keyword:
thermoelectric
Resource Type:
Article
Author:
Illia Serhiienko
,
Andrei Novitskii
,
Tatyana Sviridova
,
Evgeny Kolesnikov
,
Evgeniya Chernyshova
,
Kirill Kuskov
,
Andrei Voronin
,
Vladimir Khovaylo
, and
Takao Mori
Journal:
Journal of Alloys and Compounds
Date Uploaded:
01/04/2024
Microgravity effects on nonequilibrium melt processing of neodymium titanate: thermophysical properties, atomic structure, glass formation and crystallization
Description/Abstract:
The relationships between materials processing and structure can vary between terrestrial and reduced gravity environments. As one case s...
Keyword:
Liquid
,
Structure
,
Thermophysical properties
, and
levitation
Resource Type:
Article
Author:
Stephen K. Wilke
,
Abdulrahman Al-Rubkhi
,
Chihiro Koyama
,
Takehiko Ishikawa
,
Hirohisa Oda
,
Brian Topper
,
Elizabeth M. Tsekrekas
,
Doris Möncke
,
Oliver L. G. Alderman
,
Vrishank Menon
,
Jared Rafferty
,
Emma Clark
,
Alan L. Kastengren
,
Chris J. Benmore
,
Jan Ilavsky
,
Jörg Neuefeind
,
Shinji Kohara
,
Michael SanSoucie
,
Brandon Phillips
, and
Richard Weber
Journal:
npj Microgravity
Date Uploaded:
01/04/2024
Materials Data Platform: a constellation of systems to promote materials data-oriented science
Description/Abstract:
A constellation of research data systems is being developed, to boost a more data-oriented approach to materials science. Four main funct...
Keyword:
Data-oriented science
,
Database
,
Materials data platform
,
Materials digital transform
,
Materials informatics
,
Metadata
, and
Research data management
Resource Type:
Poster
Author:
MATSUDA Asahiko
,
KADOHIRA Takuya
,
YOSHIKAWA Hideki
,
ISHII Masashi
,
DEMURA Masahiko
, and
TANIFUJI Mikiko
Date Uploaded:
21/01/2023
Date Modified:
30/03/2024
Evidence-based recommender system for high-entropy alloys
Description/Abstract:
Existing data-driven approaches for exploring high-entropy alloys (HEAs) face three challenges: numerous element-combination candidates, ...
Keyword:
recommender system
,
Dempster–Shafer theory
,
evidence theory
, and
high-entropy alloys
Resource Type:
Article
Author:
Minh-Quyet Ha
,
Duong-Nguyen Nguyen
,
Viet-Cuong Nguyen
,
Takahiro Nagata
,
Toyohiro Chikyow
,
Hiori Kino
,
Takashi Miyake
,
Thierry Denœux
,
Van-Nam Huynh
, and
Hieu-Chi Dam
Date Uploaded:
09/02/2023
Date Modified:
29/03/2024
Automatic exhaustive calculations of large material space by Korringa-Kohn-Rostoker coherent potential approximation method — Applied to equiatomic quaternary high entropy alloys
Description/Abstract:
Automatic exhaustive exploration of a large material space by high-performance supercomput- ers is crucial for developing new functional...
Keyword:
AkaiKKR
,
Automatic exhaustive exploration
,
Curie temperature
,
law aquisition
,
magnetization
,
quaternary high entropy alloys
, and
residual resistivity
Resource Type:
Article
Author:
T. Fukushima
,
H. Akai
,
T. Chikyow
, and
H. Kino
Date Uploaded:
09/02/2023
Date Modified:
28/03/2024
Combinatorial characterization of metastable luminous silver cations
Description/Abstract:
Thermodynamically metastable glasses that can contain metastable species are important functional materials. X-ray absorption near-edge s...
Keyword:
Density functional theory
,
Glass
,
Neutron diffraction
,
Radiophotoluminescence
,
Reverse Monte Carlo
,
X-ray absorption fine structure
, and
X-ray diffraction
Resource Type:
Article
Author:
Hirokazu Masai
,
Masanori Koshimizu
,
Hiroki Kawamoto
,
Hiroyuki Setoyama
,
Yohei Onodera
,
Kazutaka Ikeda
,
Shingo Maruyama
,
Naoki Haruta
,
Tohru Sato
,
Yuji Matsumoto
,
Chika Takahashi
, and
Teruyasu Mizoguchi
Journal:
Scientific Reports
Date Uploaded:
28/03/2024
Influence of Electrical Polarization on Thrombogenicity of Titania Nanotubes
Description/Abstract:
Ti表面に陽極酸化で作成したチタニアナノチューブを分極化することにより、親水性とナノ構造に加え、静電相互作用により血栓形成を完全に阻害する材料表面を構築することができた。
Keyword:
biocompatibility
,
nanotubes
,
polarization
,
surface modification
, and
titanium dioxide
Resource Type:
Article
Author:
Jyorthana Rajappa Muralidhar
,
Kabilan Sakthivel
,
Madanagurusamy Sridharan
, and
Masanori Kikuchi
Journal:
International Journal of Ceramic Engineering and Science
Date Uploaded:
28/03/2024
Analysis of Structure and Function of Ladybird Leg and Subsequent Design and Fabrication of a Simplified Leg Structure for Robotic Applications
Description/Abstract:
Many insects are able to walk vertically or upside down on both hard and soft surfaces. In beetles such as the ladybird (Coccinella septe...
Keyword:
bio-inspired
and
ladybird leg
Resource Type:
Article
Author:
Christopher Mercer
and
Naoe Hosoda
Journal:
Biomimetics
Date Uploaded:
28/03/2024
PoLyInfo Conceptual Schema Version 1.0
Description/Abstract:
'PoLyInfo Conceptual Schema' is a machine-readable schema necessary to express polymer knowledge using the concept classes, predicates, a...
Keyword:
Conceptual schema
,
PoLyInfo
,
Polymer chemistry knowledge
,
ShEx
, and
collection - PoLyInfo Knowledge
Resource Type:
Dataset
Data origin:
others
Author:
Masashi Ishii
and
Koichi Sakamoto
Date Uploaded:
27/03/2024
PoLyInfo Ontology Version 1.0
Description/Abstract:
This 'PoLyInfo Ontology' summarizes the concept classes, predicates, instances, etc. necessary for machine-readable representation of the...
Keyword:
BFO
,
Ontology
,
PoLyInfo
,
Polymer chemistry knowledge
, and
collection - PoLyInfo Knowledge
Resource Type:
Dataset
Data origin:
others
Author:
Masashi Ishii
and
Koichi Sakamoto
Date Uploaded:
25/03/2024
Rapid discovery of new Eu2+-activated phosphors with a designed luminescence color using a data-driven approach
Description/Abstract:
For rapid and efficient development of new phosphors, a suitable method that proposes promising candidates is expected to focus time-cons...
Keyword:
Eu2+
,
emission spectrum
,
luminescence
,
machine learning
,
materials design
, and
phosphor
Resource Type:
Article
Author:
Yukinori Koyama
,
Hidekazu Ikeno
,
Masamichi Harada
,
Shiro Funahashi
,
Takashi Takeda
, and
Naoto Hirosaki
Date Uploaded:
20/01/2023
Date Modified:
25/03/2024
Relationship Extraction with Weakly Supervised Learning Based on Process-Structure-Property-Performance Reciprocity
Description/Abstract:
We developed a computer aided material design system that extracts relationships from natural language texts in weakly labeled data. We b...
Keyword:
Natural language processing
,
knowledge extraction
,
materials informatics
,
relation extraction
, and
weakly supervised learning
Resource Type:
Article
Author:
Takeshi Onishi
,
Takuya Kadohira
, and
Ikumu Watanabe
Date Uploaded:
17/02/2023
Date Modified:
22/03/2024
Function Decomposition Tree with Causality-First Perspective and Systematic Description of Problems in Materials Informatics
Description/Abstract:
As interdisciplinary science is flourishing because of materials informatics and additional factors; a systematic way is required for exp...
Keyword:
functional decomposition
,
knowledge sharing
,
materials informatics
, and
ontology
Resource Type:
Report
Author:
Hiori Kino
,
Hieu Chi Dam
,
Takashi Miyake
, and
Riichiro Mizoguchi
Date Uploaded:
08/02/2023
Date Modified:
22/03/2024
Important Descriptors and Descriptor Groups of Curie Temperatures of Rare-earth Transition-metal Binary Alloys
Description/Abstract:
We analyze Curie temperatures of rare-earth transition metal binary alloys with machine learning method. In order to select important de...
Keyword:
Curie temperature
,
binary rare-earth transition metal
,
descriptor importance
,
exhaustive search
,
hierarchical clustering
, and
subgroup relevance analysis
Resource Type:
Article
Author:
Hieu Chi Dam
,
Viet Cuong Nguyen
,
Tien Lam Pham
,
Anh Tuan Nguyen
,
Kiyoyuki Terakura
,
Takashi Miyake
, and
Hiori Kino
Date Uploaded:
10/02/2023
Date Modified:
20/03/2024
First-principles study of the reconstruction of MgM2O4 (M = Mn, Fe, Co) spinel surface
Description/Abstract:
MgM2O4 (M = Mn, Fe, Co) spinels, which transform into rock-salt phases on Mg incorporation, are attractive cathode materials for future M...
Keyword:
Cathode
,
First-principles calculations
,
Mg-battery
,
Spinel Surface
, and
Surface reconstruction
Resource Type:
Article
Author:
Tomoaki Kaneko
,
Yui Fujihara
,
Hiroaki Kobayashi
, and
Keitaro Sodeyama
Date Uploaded:
01/02/2023
Date Modified:
20/03/2024
A material dictionary database to extract information on permanent magnets from scientific articles
Description/Abstract:
In this study, we developed a new information extraction method using a material dictionary database (MDDB), which parses scientific arti...
Keyword:
information extraction
,
database
,
magnetic property
,
materials informatics
,
natural language processing
, and
ontology
Resource Type:
Dataset
Data origin:
informatics and data science
Author:
Akira Suzuki
Date Uploaded:
03/02/2023
Date Modified:
19/03/2024
Er-driven incommensurate to commensurate magnetic phase transition of Fe in the spin-chain compound <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>BaErFeO</mml:mi><mml:mn>4</mml:mn></mml:msub></mml:math>
Description/Abstract:
Magnetic phase transitions and structures of the spin chain compound BaErFeO4 were investigated by measurements of magnetic properties an...
Keyword:
ferrites
,
magnetic structures
, and
neutron diffraction
Resource Type:
Article
Author:
Andreas Dönni
,
Vladimir Y. Pomjakushin
, and
Alexei A. Belik
Journal:
Physical Review B
Date Uploaded:
19/03/2024
Design and Observation of Topological Band Gaps and Edge Modes of SOI Photonic Crystal Slabs in the Mid-Infrared Range
Description/Abstract:
We successfully materialized a complete common band gap of a 6.0% width relative to the mid-gap frequency for transverse-electric-like ei...
Keyword:
angle-resolved spectroscopy
,
mid-infrared
,
photonic crystal
,
silicon on insulator
,
topological band gap
, and
topological edge mode
Resource Type:
Article
Author:
Afshan Begum
,
Yuanzhao Yao
,
Takashi Kuroda
,
Yoshihiko Takeda
,
Naoki Ikeda
,
Yoshimasa Sugimoto
,
Takaaki Mano
, and
Kazuaki Sakoda
Journal:
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN
Date Uploaded:
19/03/2024
Influences of combined supplementation of calcium citrate and calcium carbonate on injectable and anti-washout hydroxyapatite/collagen bone paste utilizing sodium alginate
Description/Abstract:
Influences of combined supplementation of calcium citrate (Ca-Cit) and calcium carbonate (CaCO3) on the hydroxyapatite/collagen (HAp/Col)...
Keyword:
Biomedical applications
,
Calcium citrate
,
Composites
,
Hydroxyapatite/collagen composite
,
Injectable bone paste
, and
Sodium alginate
Resource Type:
Article
Author:
Naga Vijaya Lakshmi MANCHINASETTY
,
Taira SATO
,
Mamoru AIZAWA
,
Sridharan MADANAGURUSAMY
, and
Masanori KIKUCHI
Journal:
Journal of the Ceramic Society of Japan
Date Uploaded:
19/03/2024
Changes in fluoride removal ability of chicken bone char with changes in calcination time
Description/Abstract:
鶏の骨を600℃の各時間で焼成することで、炭素分を制御したトリ骨炭を作製し、そのフッ化物イオン除去量を測定したところ、従来と反し、炭素量に応じてフッ化物イオン除去量が増加することが明らかとなった。一方焼成時間を長くすると一般に報告されているアパタイトの粒成長温度以下でも粒成...
Keyword:
calcination time
,
carbon content
,
chicken bone char
,
crystallinity
, and
fluoride removal
Resource Type:
Article
Author:
Masanori Kikuchi
,
Yuki Arioka
,
Masamoto Tafu
, and
Mitsuteru Irie
Journal:
International Journal of Ceramic Engineering & Science
Date Uploaded:
19/03/2024
Developments of calcium phosphate-based bone regenerating materials utilizing interfacial interactions between inorganic–organic substances
Description/Abstract:
日本セラミックス協会2019年度学術賞受賞論文として、無機有機界面相互作用を利用したリン酸カルシウム系骨補填材について、筆者の研究について網羅的に概説した。
Keyword:
Binder
,
Bone tissue reaction
,
Calcium phosphates
,
Interfacial interaction
, and
Organic polymer
Resource Type:
Article
Author:
Masanori KIKUCHI
Journal:
Journal of the Ceramic Society of Japan
Date Uploaded:
19/03/2024
Fabrication of Gentamicin-Loaded Hydroxyapatite/Collagen Bone-Like Nanocomposite for Anti-Infection Bone Void Fillers
Description/Abstract:
Gentamicin-loaded hydroxyapatite/collagen bone-like nanocomposite (GNT HAp/Col) was fabricated for anti-infection bone void fillers and w...
Keyword:
antibacterial activity
,
antibiotic-impregnated biomaterial
,
bone void filler
,
gentamicin sulfate
, and
hydroxyapatite/collagen bone-like nanocomposite
Resource Type:
Article
Author:
Sho Oshima
,
Taira Sato
,
Michiyo Honda
,
Yasushi Suetsugu
,
Kazuhide Ozeki
, and
Masanori Kikuchi
Journal:
International Journal of Molecular Sciences
Date Uploaded:
19/03/2024
Linear response theories for interatomic exchange interactions
Description/Abstract:
The purpose of this review is to elaborate basic ideas of the linear response theories for the exchange interactions as well as more rese...
Keyword:
linear response theory
,
Dzyaloshinskii–Moriya interactions
,
electronic structure
,
exchange interactions
,
ligand states
, and
transition-metal oxides and related compounds
Resource Type:
Article
Author:
I V Solovyev
Journal:
Journal of Physics: Condensed Matter
Date Uploaded:
19/03/2024
Preparation of anti-decay self-setting pastes of hydroxyapatite/collagen utilizing (3-glycidoxypropyl)trimethoxysilane
Description/Abstract:
This article describes preparation of anti-decay self-setting pastes of hydroxyapatite/collagen (HAp/Col) utilizing (3-glycidoxypropyl)tr...
Keyword:
(3-glycidoxypropyl) trimethoxysilane
,
Hydroxyapatite/collagen nanocomposite
,
biocompatibility
,
bone paste
, and
mechanical properties
Resource Type:
Article
Author:
Taira Sato
,
Yuki Shirosaki
,
Masaki Nagaya
,
Yoshinori Asano
,
Kazuaki Nakano
,
Hiroshi Nagashima
,
Mamoru Aizawa
, and
Masanori Kikuchi
Journal:
Journal of Asian Ceramic Societies
Date Uploaded:
19/03/2024
Validity check of easy-to-use torsion test method for bioceramics
Description/Abstract:
多孔質バイオセラミックスの簡易ねじり試験方法のラウンドロビンテストによるバリデーションをおこなった。
Keyword:
Torsion test method
,
bioceramics
,
hydroxyapatite ceramics
,
torsion strength
, and
validity check
Resource Type:
Article
Author:
Kouichi Yasuda
,
Toshiyuki Kawano
,
Masanori Kikuchi
,
Mamoru Aizawa
,
Kanji Tsuru
, and
Sadami Tsutsumi
Journal:
Journal of Asian Ceramic Societies
Date Uploaded:
19/03/2024
Preparation of injectable hydroxyapatite/collagen paste using sodium alginate and influence of additives
Description/Abstract:
Preparation of hydroxyapatite/collagen (HAp/Col) paste using sodium alginate (Na-Alg) and effect of additives on the paste properties wer...
Keyword:
Anti-decay property
,
Artificial bone
,
Calcium compounds
,
Hydroxyapatite/collagen bone-like nanocomposite
,
Injectable paste
,
Organic acids
, and
Sodium alginate
Resource Type:
Article
Author:
Taira SATO
,
Akinori KOCHI
,
Yuki SHIROSAKI
,
Satoshi HAYAKAWA
,
Mamoru AIZAWA
,
Akiyoshi OSAKA
, and
Masanori KIKUCHI
Journal:
Journal of the Ceramic Society of Japan
Date Uploaded:
19/03/2024
Chemical Interaction in β-Tricalcium Phosphate / Copolymerized Poly-L-Lactide Composites
Description/Abstract:
リン酸三カルシウム(TCP)とポリ乳酸共重合体(CPLA)の界面の相互作用を反射赤外吸光法と熱機械測定法にて検討した。赤外吸収測定の結果、TCP表面のCaとCPLAのエステル結合のC=OのOとの間に相互作用が認められた。また、熱機械測定の結果、軟化点はポリマー単体と変化せず...
Keyword:
Chemical interaction
,
Composite
,
Copolymerized poly-L-lactide
,
Dynamic mechanical analysis
,
Fourier-transformed infrared spectroscopy
,
Guided bone regeneration membrane
, and
beta-tricalcium phosphate
Resource Type:
Article
Author:
Masanori KIKUCHI
and
Junzo TANAKA
Journal:
Journal of the Ceramic Society of Japan
Date Uploaded:
19/03/2024
Local defect and mid-gap state analysis of GaN using monochromated EELS combined with nanodiffraction and atomic-resolution imaging
Description/Abstract:
Enhancement of energy resolution due to evolution of monochromators has made electron energy loss spectroscopy (EELS) in transmission ele...
Keyword:
4D-STEM
,
ABF-STEM
,
EELS
,
GaN
,
HAADF-STEM
,
HAXPES
, and
defect
Resource Type:
Article
Author:
Shunsuke Yamashita
,
Sei Fukushima
,
Jun Kikkawa
,
Ryoji Arai
,
Yuya Kanitani
,
Koji Kimoto
, and
Yoshihiro Kudo
Journal:
APL Materials
Date Uploaded:
19/03/2024
Suppression of Inhomogeneous Plastic Deformation in Medium-Carbon Tempered Martensite Steel
Description/Abstract:
Lüders phenomenon is one type of inhomogeneous plastic deformation occurring in the elas-tic-to-plastic transition region, and it is an u...
Keyword:
Lüders deformation
,
digital image correlation
,
inhomogeneous plastic deformation
,
medium-carbon steel
, and
tempering
Resource Type:
Article
Author:
Hai Qiu
,
Rintaro Ueji
, and
Tadanobu Inoue
Journal:
Metals
Date Uploaded:
19/03/2024
Visualization and evaluation of lithium diffusion at grain boundaries in Li<sub>0.29</sub>La<sub>0.57</sub>TiO<sub>3</sub> solid electrolytes using secondary ion mass spectrometry
Description/Abstract:
Understanding Li diffusion at the interfaces in solid-state Li batteries is essential to improving their performance (e.g., rate capabili...
Keyword:
Diffusivity
,
Isotope exchange
,
Perovskite
,
Solid electrolyte
, and
TOF-SIMS
Resource Type:
Article
Author:
Gen Hasegawa
,
Naoaki Kuwata
,
Tsuyoshi Ohnishi
, and
Kazunori Takada
Journal:
Journal of Materials Chemistry A
Date Uploaded:
19/03/2024
Development of Multi-scale Soft X-ray Diffraction Microscope for Observing Spin Textures
Description/Abstract:
軟X線回折顕微鏡を用いて実空間磁区観察を可能とする手法開発を行った。[Pt/Co/Ta]ヘテロ構造を用いて、解析を行わずにサブμm~mmまでの大きなダイナミックレンジの磁区観察が可能であることを示した。今後、磁気スキルミオン等の実空間・実時間ダイナミクス等へ適用する土台が整った。
Keyword:
Soft X-ray Diffraction Microscope
Resource Type:
ProceedingsArticle
Author:
Yuta Ishii
,
Yusuke Kozuka
,
Yuichi Yamasaki
,
Hironori Nakao
,
Yuta Ishii
,
Yusuke Kozuka
,
Yuichi Yamasaki
, and
Hironori Nakao
Date Uploaded:
19/03/2024
Understanding Complex Interplay among Different Instabilities in Multiferroic BiMn7O12 Using 57Fe Probe Mössbauer Spectroscopy
Description/Abstract:
Here, we report the results of a Mössbauer study on hyperfine electrical and magnetic interactions in quadruple perovskite BiMn7O12 doped...
Keyword:
BiMn7O12
,
high-pressure synthesis
, and
quadruple perovskites
Resource Type:
Article
Author:
Iana S. Soboleva
,
Vladimir I. Nitsenko
,
Alexey V. Sobolev
,
Maria N. Smirnova
,
Alexei A. Belik
, and
Igor A. Presniakov
Journal:
International Journal of Molecular Sciences
Date Uploaded:
19/03/2024
First-principles phonon calculations with phonopy and phono3py
Description/Abstract:
Harmonic, quasi-harmonic, and anharmonic phonon properties of crystals are getting to be better predicted using first-principles phonon ...
Keyword:
Phonon calculation
Resource Type:
Article
Author:
Atsushi Togo
Date Uploaded:
01/02/2023
Date Modified:
19/03/2024
オープンサイエンス時代の研究者プロフィールサービス ―研究活動の可視化のためにやるべきことはなにか?―
Description/Abstract:
研究機関によって運営される研究者プロフィールサービスは,オープンサイエンスの進展に代表される研究活動の多様化や,Institutional Research の取り組みによって,その目的が研究成果の公開から研究活動の分析のための情報基盤へと広がってきている。本稿では,今後の...
Keyword:
CRIS
,
DOI
,
ORCID
, and
研究者プロフィールサービス
Resource Type:
Article
Author:
田辺 浩介
and
谷藤 幹子
Journal:
情報の科学と技術
Date Uploaded:
19/07/2022
Date Modified:
03/08/2022
Effect of defects on Q factors of single-crystal diamond MEMS resonators
Description/Abstract:
A resonator with a high Q factor is generally pursued in the single-crystal diamond (SCD) microelectromechanical system (MEMS) for high-p...
Keyword:
Diamond, MEMS, Q factor
Resource Type:
Article
Author:
Zilong Zhang
,
Guo Chen
,
Keyun Gu
,
Satoshi Koizumi
, and
Meiyong Liao
Journal:
Functional diamond
Date Uploaded:
05/03/2024
Large-scale DFT calculations of multi-component glass systems (SiO2)0.70(Al2O3)0.13(XO)0.17 (X = Mg, Ca, Sr, Ba) : Accuracy of classical force fields
Description/Abstract:
Although molecular dynamics (MD) simulation is a powerful tool for investigating the atomic-scale structures of complex materials, severa...
Keyword:
Classical force fields
,
First-principles calculations
,
Large-scale DFT
,
Molecular dynamics simulations
, and
Multi-component glass
Resource Type:
Article
Author:
Atsushi Tanaka
,
Atsuki Saito
,
Takashi Murata
,
Ayako Nakata
, and
Tsuyoshi Miyazaki
Journal:
Journal of Non-Crystalline Solids
Date Uploaded:
05/03/2024
2023 Roadmap on molecular modelling of electrochemical energy materials
Description/Abstract:
Overall, this roadmap originating from 20 groups in 11 countries serves as a gateway for both the experts and the beginners to have a qui...
Keyword:
density-functional theory
,
electrocatalysis
,
electrochemical energy storage
,
electrochemical interfaces
,
machine learning
, and
molecular dynamics simulation
Resource Type:
Article
Author:
Chao Zhang
,
Jun Cheng
,
Yiming Chen
,
Maria K Y Chan
,
Qiong Cai
,
Rodrigo P Carvalho
,
Cleber F N Marchiori
,
Daniel Brandell
,
C Moyses Araujo
,
Ming Chen
,
Xiangyu Ji
,
Guang Feng
,
Kateryna Goloviznina
,
Alessandra Serva
,
Mathieu Salanne
,
Toshihiko Mandai
,
Tomooki Hosaka
,
Mirna Alhanash
,
Patrik Johansson
,
Yun-Ze Qiu
,
Hai Xiao
,
Michael Eikerling
,
Ryosuke Jinnouchi
,
Marko M Melander
,
Georg Kastlunger
,
Assil Bouzid
,
Alfredo Pasquarello
,
Seung-Jae Shin
,
Minho M Kim
,
Hyungjun Kim
,
Kathleen Schwarz
, and
Ravishankar Sundararaman
Journal:
Journal of Physics-Energy
Date Uploaded:
05/03/2024
An efficient cathode electrocatalyst for anion exchange membrane water electrolyzer
Description/Abstract:
A high performance and durable electrocatalyst for the cathodic hydrogen evolution reaction (HER) in anion exchange membrane (AEM) water ...
Keyword:
Anion exchange membrane water electrolyzer
,
Density functional theory
,
Hierarchical MoS2
,
In-situ Raman analysis
, and
Pt–C core-shell
Resource Type:
Article
Author:
Shanmugam Ramakrishnan
,
Subramanian Vijayapradeep
,
Selva Chandrasekaran Selvaraj
,
Jian Huang
,
S.C. Karthikeyan
,
Rambabu Gutru
,
Natarajan Logeshwaran
,
Tsuyoshi Miyazaki
,
Mohamed Mamlouk
, and
Dong Jin Yoo
Journal:
Carbon
Date Uploaded:
04/03/2024
Latent ion tracks were finally observed in diamond
Description/Abstract:
Injecting high-energy heavy ions in the electronic stopping regime into solids can create cylindrical damage zones calledlatention tracks...
Keyword:
C60 ion
,
diamond
,
ion track
,
transmission electron microscopy
, and
velocity effect
Resource Type:
Article
Author:
H. Amekura
,
A. Chettah
,
K. Narumi
,
A. Chiba
,
Y. Hirano
,
K. Yamada
,
S. Yamamoto
,
A. A. Leino
,
F. Djurabekova
,
K. Nordlund
,
N. Ishikawa
,
N. Okubo
, and
Y. Saitoh
Journal:
Nature Communications
Date Uploaded:
04/03/2024
Lateral Heterometal Junction Rectifier Fabricated by Sequential Transmetallation of Coordination Nanosheet
Description/Abstract:
Heterostructures of two-dimensional materials realise novel and enhanced physical phenomena, making them attractive research targets. Com...
Keyword:
Coordination Nanosheet
,
Lateral Heterojunction
, and
Transmetallation
Resource Type:
Article
Author:
Choon Meng Tan
,
Naoya Fukui
,
Kenji Takada
,
Hiroaki Maeda
,
Ekaterina Selezneva
,
Cédric Bourgès
,
Hiroyasu Masunaga
,
Sono Sasaki
,
Kazuhito Tsukagoshi
,
Takao Mori
,
Henning Sirringhaus
, and
Hiroshi Nishihara
Journal:
Angewandte Chemie International Edition
Date Uploaded:
01/03/2024
Interaction of vascular endothelial cells with hydrophilic fullerene nanoarchitectured structures in 2D and 3D environments
Description/Abstract:
We detailed the preparation of hydrophilic self-assembled fullerenes by the liquid-liquid interfacial precipitation method and hydrophili...
Keyword:
Self-assembled fullerene
,
endothelial cell
,
nanotube
,
nanowhisker
,
self-healing hydrogel
, and
vascularization
Resource Type:
Article
Author:
Tsai-Yu Chen
,
Kun-Chih Cheng
,
Pei-Syuan Yang
,
Lok Kumar Shrestha
,
Katsuhiko Ariga
, and
Shan-Hui Hsu
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
29/02/2024
Fine-tuning of plasmonics by Au@AuY/Au core-shell nanoparticle monolayer for enhancement of third-order nonlinearity
Description/Abstract:
A novel self-assembled Au@AuY-core/Au-shell nanoparticle (Au@AuY/Au NP) monolayer is proposed for the fine-tuning of plasmonics and enhan...
Keyword:
core-shell alloy nanostructure
,
localized surface plasmon resonance
,
plasmonics
,
sequential ion implantation
, and
third-order nonlinerity
Resource Type:
Article
Author:
Yong Liu
,
Chi Pang
,
Hiroshi Amekura
,
Thomas Schumann
,
Peng Liu
,
Zhixian Wei
,
Haocheng Liu
, and
Rang Li
Journal:
APPLIED SURFACE SCIENCE
Date Uploaded:
28/02/2024
The graphene-on-diamond structure with Ni-catalyzed under high temperature
Description/Abstract:
Graphene-on-diamond (GOD) composite structure has been attracting considerable attention due to the unique features for all carbon sp3-s...
Keyword:
diamond
Resource Type:
Article
Author:
Xiaolu Yuan
,
Jinlong Liu
,
Jiangwei Liu
,
Junjun Wei
,
Liangxian Chen
, and
Chengming Li
Journal:
Science talks
Date Uploaded:
27/02/2024
2D Materials Nanoarchitectonics for 3D Structures/Functions
Description/Abstract:
According to these backgrounds, this review paper is organized as follows. Introduction is fol-lowed by a summary of the three issues; (i...
Keyword:
covalent organic framework
,
liquid crystal
,
living cell
,
metal–organic framework
,
nanoarchitectonics
,
surface
, and
two dimension
Resource Type:
Article
Author:
Katsuhiko Ariga
Journal:
Materials
Date Uploaded:
26/02/2024
Confined Space Nanoarchitectonics for Dynamic Functions and Molecular Machines
Description/Abstract:
This review paper discusses the nanoarchitectonics of confined space, which is a field for controlling functional materials and molecular...
Keyword:
confined space
,
covalent organic framework
,
dynamic function
,
metal–organic framework
,
molecular machine
,
nanoarchitectonics
, and
surface
Resource Type:
Article
Author:
Katsuhiko Ariga
Journal:
Micromachines
Date Uploaded:
26/02/2024
Unsupervised machine learning combined with 4D scanning transmission electron microscopy for bimodal nanostructural analysis
Description/Abstract:
Unsupervised machine learning techniques have been combined with scanning transmission electron microscopy (STEM) to enable comprehensive...
Keyword:
4D-STEM
,
Hierachical Clustering
,
Metallic Glass
,
Non-negative Matrix Factorization
,
Scanning Transmission Electron Microscopy
, and
Unsupervised Machine Learning
Resource Type:
Article
Author:
Koji Kimoto
,
Jun Kikkawa
,
Koji Harano
,
Ovidiu Cretu
,
Yuki Shibazaki
, and
Fumihiko Uesugi
Journal:
Scientific Reports
Date Uploaded:
15/02/2024
Near-interface electronic and magnetic states of insulator/Co2MnSi structures probed by hard x-ray photoemission combined with x-ray total reflection
Description/Abstract:
Depth-dependent electronic and magnetic states of AlOx and MgO capped Co2MnSi thin films were measured by using hard X-ray photoemission ...
Keyword:
HAXPES
,
SX-ARPES
,
X-ray total reflection
,
insulator/Co2MnSi heterostructures
, and
interface and bulk electronic and magnetic states
Resource Type:
Article
Author:
Shigenori Ueda
,
Yuichi Fujita
, and
Yuya Sakuraba
Journal:
PHYSICAL REVIEW B
Date Uploaded:
13/02/2024
Initial stage of InSb heteroepitaxial growth on GaAs (111)A: effect of thin InAs interlayers
Description/Abstract:
Molecular-beam epitaxy of InSb on the (111)A-oriented GaAs substrates has been studied using electron diffraction, x-ray diffraction, and...
Keyword:
GaAs
,
InAs
,
InSb
,
Metamorphic
, and
Molecular beam epitaxy
Resource Type:
Article
Author:
Akihiro Ohtake
and
Takaaki Mano
Journal:
Japanese Journal of Applied Physics
and
JAPANESE JOURNAL OF APPLIED PHYSICS
Date Uploaded:
13/02/2024
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