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Regulating the trap distribution of ZnGa2O4:Cr3+ by Li+ /Ga3+ doping for upconversion-like trap energy transfer NIR persistent luminescence
Description/Abstract:
ZnGa2O4:Cr3+ persistent luminescent phosphors (PLPs) have been widely applied in bioimaging and photonics due to their ultra-long near-in...
Keyword:
Cr3+
,
NIR luminescence
, and
Persistent luminescence
Resource Type:
Article
Author:
Junqing Xiahou
,
Qi Zhu
,
Fan Li
,
Minghui Jin
,
Lin Zhu
,
Sai Huang
,
Tao Zhang
,
Xudong Sun
, and
Ji-Guang Li
Journal:
Inorganic Chemistry Frontiers
Date Uploaded:
19/03/2024
Identification of Multiple Cs+ Adsorption Sites in a Hydroxy-interlayered Vermiculite-like Layered Silicate through 133Cs MAS NMR Analysis
Description/Abstract:
133Cs magic angle spinning nuclear magnetic resonance (MAS NMR) spectroscopy revealed two Cs sites in Csadsorbed aluminium altered phlogo...
Keyword:
chemical exchange
,
interlayer wedge
,
mica
, and
phlogopite
Resource Type:
Article
Author:
Masataka Tansho
,
Kenji Tamura
, and
Tadashi Shimizu
Journal:
Chemistry Letters
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
Boosting areal capacitance in WO3-based supercapacitor materials by stacking nanoporous composite films
Description/Abstract:
Tungsten trioxide (WO3) is promising electrochromic materials applied to smart windows for the containment of CO2 emission, energy crisis...
Keyword:
cyclic voltammetry
,
nanoporous
,
spray-coating
, and
supercapacitor
Resource Type:
Article
Author:
Chia-Chun Wei
,
Po-Hung Lin
,
Chin-En Hsu
,
Wen-Bin Jian
,
Yu-Liang Lin
,
Jiun-Tai Chen
,
Soumallya Banerjee
,
Chih-Wei Chu
,
Akhil Pradiprao Khedulkar
,
Ruey-An Doong
, and
Kazuhito Tsukagoshi
Journal:
Cell Reports Physical Science
Date Uploaded:
19/03/2024
Oxygen – a fatal impurity for reversible magnesium deposition/dissolution
Description/Abstract:
Rechargeable magnesium batteries (RMBs) are promising large-scale stationary energy storage devices. A manufacturing system similar to th...
Keyword:
magnesium
,
deposition/dissolution
,
impurity
,
oxygen
, and
surface treatment
Resource Type:
Article
Author:
Toshihiko Mandai
and
Mariko Watanabe
Journal:
Journal of Materials Chemistry A
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
Suppression of High Threshold Voltage for Boron-Doped Diamond MOSFETs
Description/Abstract:
In this work, we focus on resolving one of great issues of high threshold voltage (VTH) values for the boron-doped diamond (B-diamond) m...
Keyword:
Boron-doped diamond
Resource Type:
Article
Author:
Jiangwei Liu
,
Tokuyuki Teraji
,
Bo Da
, and
Yasuo Koide
Journal:
IEEE Transactions on Electron Devices
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
Thin Membranes using PFSA-Vinylon Intermediate Layer for PEM Fuel Cells
Description/Abstract:
We have developed a PFSA-vinylon laminated ultra-thin membrane, which is easy to handle even for 10 μm or less and can be used for fuel c...
Keyword:
Fuel cells
,
Lamination
,
PFSA
,
PVA
,
Thin membrane
, and
Vinylon
Resource Type:
Poster
Author:
金 済徳
,
Kazuya Yamasaki
, and
Hitoshi Ishimoto
Date Uploaded:
19/03/2024
Atomic position and the chemical state of an active Sn dopant for Sn-doped β-Ga2O3(001)
Description/Abstract:
Snドープ β-Ga2O3(001)のドーパントの原子位置を光電子ホログラフィ法により明らかにした。
Keyword:
Ga2O3
,
b-Ga2O3
, and
dopant
Resource Type:
Article
Author:
Yuhua Tsai
,
Masaaki Kobata
,
Tatsuo Fukuda
,
Hajime Tanida
,
Toru Kobayashi
, and
Yoshiyuki Yamashita
Journal:
Applied Physics Letters
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
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
Mg–Zn–Cl-Integrated Functional Interface for Enhancing the Cycle Life of Mg Electrodes
Description/Abstract:
Herein, we adopted surface engineering to address this issue by alleviating the passivation characteristics of reductive Mg electrodes. A...
Keyword:
Interface
,
Magnesium electrode
,
Separator
,
Short-circuit
, and
Surface modification
Resource Type:
Article
Author:
Toshihiko Mandai
,
Umi Tanaka
, and
Mariko Watanabe
Journal:
Energy Storage Materials
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
A Rhombic Dodecahedral Honeycomb Structure with Cation Vacancy Ordering in a !‑Ga2O3 Crystal
Description/Abstract:
Crystal structure of a γ-Ga2O3 layer grown epitaxially on an MgO substrate by a vapor phase transport method was investigated by transmis...
Keyword:
crystal structure
and
gamma-Ga2O3
Resource Type:
Article
Author:
Masanori Mitome
,
Shigemi Kohiki
,
Takuro Nagai
,
Keiji Kurashima
,
Koji Kimoto
, and
Yoshio Bando
Journal:
CRYSTAL GROWTH & DESIGN
Date Uploaded:
05/03/2024
Element discrimination in a hexagonal boron nitride nanosheet by aberration corrected transmission electron microscopy
Description/Abstract:
Boron nitride nanosheets prepared by an exfoliation technique were observed by aberration corrected transmission electron microscopy at ...
Keyword:
Aberration corrector
,
Boron nitride
,
High resolution
, and
Nanosheet
Resource Type:
Article
Author:
Masanori Mitome
,
Hidetaka Sawada
,
Yukihito Kondo
,
Yasumasa Tanishiro
, and
Kunio Takayanagi
Journal:
ULTRAMICROSCOPY
Date Uploaded:
04/03/2024
Ionic Liquid Interface as a Cell Scaffold
Description/Abstract:
In sharp contrast to conventional solid/hydrogel platforms, water-immiscible liquids, such as perfluorocarbons and silicones, allow the a...
Keyword:
cell culture
,
gels
,
ionic liquid
,
liquid interface
,
mechanobiology
,
phosphonium
, and
stem cell
Resource Type:
Article
Author:
Takeshi Ueki
,
Koichiro Uto
,
Shota Yamamoto
,
Ryota Tamate
,
Yuji Kamiyama
,
Xiaofang Jia
,
Hidenori Noguchi
,
Kosuke Minami
,
Katsuhiko Ariga
,
Hongxin Wang
, and
Jun Nakanishi
Journal:
Advanced Materials
Date Uploaded:
04/03/2024
Ultrathin specimen preparation by a low energy Ar ion milling method
Description/Abstract:
An ultra low energy ion milling method was used to prepare ultrathin specimen for transmission electron microscope observation. The sampl...
Keyword:
(Zn, Cr) Te
,
Ar-ion milling
,
gamma-Ga2O3
,
low-energy ion beam
,
sample preparation
, and
ultrathin specimen
Resource Type:
Article
Author:
Masanori Mitome
Journal:
MICROSCOPY (JOURNAL OF ELECTRON MICROSCOPY)
Date Uploaded:
04/03/2024
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
Different Local Structures of Mo and Nb Polyhedra in the Oxide-Ion-Conducting Hexagonal Perovskite-Related Oxide Ba<sub>3</sub>MoNbO<sub>8.5</sub> Revealed by <sup>95</sup>Mo and <sup>93</sup>Nb NMR Measurements
Description/Abstract:
The oxide-ion conductor Ba3MoNbO8.5, the oxide-ion and proton conductor Ba7Nb4MoO20, and their hexagonal perovskite-related oxides are im...
Keyword:
Fuel Cell
,
Gas Sensor
, and
Oxygen Separation
Resource Type:
Article
Author:
Masataka Tansho
,
Atsushi Goto
,
Shinobu Ohki
,
Yuuki Mogami
,
Yuichi Sakuda
,
Yuta Yasui
,
Taito Murakami
,
Kotaro Fujii
,
Takahiro Iijima
, and
Masatomo Yashima
Journal:
The Journal of Physical Chemistry C
Date Uploaded:
04/03/2024
Date Modified:
05/03/2024
高速重イオン衝突による 固体中に埋め込まれた金属ナノ粒子の楕円化変形(後編)
Description/Abstract:
前編では,固体中に埋め込まれた金属ナノ粒子が十数MeV以上の高速重イオン照射により,楕円形さらにナノロッドに変形する現象について紹介した.そして“変形が起こる/起こらない”の条件が,真空中のナノ粒子モデルや電子励起(非弾性)熱スパイク(i-TS)モデルを用いて,ナノ粒子の融...
Keyword:
metal nanoparticle
,
shape elongation
, and
swift heavy ion
Resource Type:
Article
Author:
雨倉 宏
Journal:
しょうとつ
Date Uploaded:
04/03/2024
高速重イオン衝突による 固体中に埋め込まれた金属ナノ粒子の楕円化変形(前編)
Description/Abstract:
シリカガラスなどの固体中に埋め込まれて形成された金属ナノ粒子に対してエネルギー十数MeV以上の高エネルギー重イオン(高速重イオン)を照射すると,照射前はほぼ球形だったナノ粒子がイオンビームと同方向に伸び,葉巻型の回転楕円体(prolate spheroid)のような形に変形...
Keyword:
metal nanoparticle
,
shape elongation
, and
swift heavy ion
Resource Type:
Article
Author:
雨倉 宏
Journal:
しょうとつ
Date Uploaded:
04/03/2024
Transport of intensity equation method and its applications
Description/Abstract:
A phase retrieval technique based on a transport of intensity equation (TIE) is one of the defocus series reconstruction techniques in mi...
Keyword:
boundary conditions
,
phase retrieval
,
quantitative measurements
, and
transport of intensity equation
Resource Type:
Article
Author:
Masanori Mitome
Journal:
Microscopy
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
Deformation microstructures in shock-compressed single crystal and powdered rutile
Description/Abstract:
Shock recovery experiments were performed using a single-stage propellant on single crystals 14 and powdered rutile to investigate the he...
Keyword:
Defect structures
,
Deformation
,
Rutile
, and
Shock recovery experiments
Resource Type:
Article
Author:
Yuhei UMEDA
,
Yuma NAGAI
,
Naotaka TOMIOKA
,
Toshimori SEKINE
,
Masashi MIYAKAWA
,
Takamichi KOBAYASHI
,
Hitoshi YUSA
, and
Takuo OKUCHI
Journal:
Journal of Mineralogical and Petrological Sciences
Date Uploaded:
29/02/2024
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
Diamond Metal-Oxide-Semiconductor Field-effect Transistors on a Large-area Wafer
Description/Abstract:
Diamond-based devices are suitable for high-power, low power-loss, high-frequency, and high-temperature applications. Most of diamond-bas...
Keyword:
diamond
Resource Type:
ProceedingsArticle
Author:
Jiangwei Liu
,
Hirotaka Ohsato
,
Bo Da
, and
Yasuo Koide
Date Uploaded:
27/02/2024
Layer-by-layer designer nanoarchitectonics for physical and chemical communications in functional materials
Description/Abstract:
This feature article explores the possibility of constructing advanced functional systems based on recent examples of layer-by-layer asse...
Keyword:
Communications
,
Functional materials
,
Interface
,
Layer-by-layer assembly
,
Nanoarchitectonics
, and
Thin films
Resource Type:
Article
Author:
Katsuhiko Ariga
,
Jingwen Song
, and
Kohsaku Kawakami
Journal:
Chemical Communications
Date Uploaded:
26/02/2024
Quantitative measurement of figure of merit for transverse thermoelectric conversion in Fe/Pt metallic multilayers
Description/Abstract:
This study presents a measurement method for determining the figure of merit for transverse thermoelectric conversion (zT) in thin film f...
Keyword:
anomalous Nernst effect
,
dimensionless figure of merit
,
spin caloritronics
, and
time-domain thermoreflectance
Resource Type:
Article
Author:
Takumi Yamazaki
,
Takamasa Hirai
,
Takashi Yagi
,
Yuichiro Yamashita
,
Ken-ichi Uchida
,
Takeshi Seki
, and
Koki Takanashi
Journal:
Physical Review Applied
Date Uploaded:
26/02/2024
Date Modified:
26/02/2024
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
Perspective on nanoscale magnetic sensors using giant anomalous Hall effect in topological magnetic materials for read head application in magnetic recording
Description/Abstract:
Recent advances in the study of materials with topological electronic band structures have revealed magnetic materials exhibiting giant a...
Keyword:
Weyl semimetal
,
anomalous Hall effect
,
magnetic recording
,
magnetic sensors
,
read head
, and
topological materials
Resource Type:
Article
Author:
Tomoya Nakatani
,
Prabhanjan D. Kulkarni
,
Hirofumi Suto
,
Keisuke Masuda
,
Hitoshi Iwasaki
, and
Yuya Sakuraba
Journal:
Applied Physics Letters
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
Statistical approach based on the Stoner-Wohlfarth model for the switching field in a misoriented magnet array
Description/Abstract:
Stoner‒Wohlfarth model (S‒W model) is used to explain the relationship between the external magnetic field and the magnetization reversal...
Keyword:
FePt granular film
and
Magnetizaition switching
Resource Type:
Article
Author:
Donghyeon Lee
,
Jungmin Park
,
Donghyeon Han
,
Suzuki Ippei
,
Takahashi Yukiko
,
Sujung Noh
,
Jisung Lee
,
JoonHyun Kwon
,
Hansaem Lee
, and
Sanghoon Kim
Journal:
Physical Review Applied
Date Uploaded:
21/02/2024
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
オペランド水素顕微鏡による水素透過の可視化
Description/Abstract:
オペランド水素顕微鏡の開発とそれを用いた金属材料を透過する水素の可視化について、トピックスとして解説を書くよう依頼された。ステンレスの水素透過、局所透過の画像から、結晶粒ごとの水素の拡散係数と透過フラックスの算出、その結果から推測される構造とその中の水素の拡散モデルの提案に...
Keyword:
diffusion model
,
hydrogen permeation
,
hydrogen visualization
, and
stainless steel
Resource Type:
Article
Author:
板倉 明子
and
宮内 直弥
Journal:
金属
Date Uploaded:
14/02/2024
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
Formation of electron traps in semiconducting polymers via a slow triple-encounter between trap precursor particles
Description/Abstract:
Already in 2012, Blom et al. reported (Nature Materials 2012, 11, 882) in semiconductingpolymers on a general electron-trap density of ≈ ...
Keyword:
Polymer light-emitting diodes
,
charge trap dynamics
,
device physics
,
electron trap
, and
semiconducting polymer
Resource Type:
Article
Author:
Mohammad Sedghi
,
Camilla Vael
,
Wei-Hsu Hu
,
Michael Bauer
,
Daniele Padula
,
Alessandro Landi
,
Mirko Lukovic
,
Matthias Diethelm
,
Gert-Jan Wetzelaer
,
Paul W. M. Blom
,
Frank Nüesch
, and
Roland Hany
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
07/02/2024
緊急地震速報を利用した走査型トンネル顕微鏡実験中の地震対策
Description/Abstract:
Frequent earthquakes in Japan can be problematic for vibration-sensitive measurements. For example, in scanning tunneling microscope (STM...
Keyword:
Earthquake
,
Earthquake early warning
,
Scanning tunneling microscope
, and
Spectroscopic imaging
Resource Type:
Article
Author:
吉澤 俊介
Journal:
表面と真空
Date Uploaded:
07/02/2024
A membrane, pseudo-vertical p-i-n diamond detector
Description/Abstract:
We report on the membrane diamond detector, which consists of 5 μm-thick diamond p-i-n diodes and a dedicated front-end ASIC, fabricated ...
Keyword:
Diamond
,
Nuclear power plant
,
alpha particle
, and
gamma ray
Resource Type:
Article
Author:
Tetsuichi Kishishita
,
Kimiyoshi Ichikawa
,
Kazuya Tauchi
,
Masayoshi Shoji
,
Masayuki Hagiwara
,
Satoshi Koizumi
, and
Manobu M. Tanaka
Journal:
JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY
and
Journal of Nuclear Science and Technology
Date Uploaded:
07/02/2024
Emerging trends in research and development on earth abundant materials for ammonia degradation coupled with H2 generation
Description/Abstract:
Ammonia, as an essential and economical fuel, is a key intermediate for the production of innumerable nitrogen-based compounds. Such comp...
Keyword:
Ammonia decomposition reaction (ADR)
,
Green fuel
,
Nitrogen reduction reaction (NRR)
,
catalytic oxidation
, and
non-noble metal
Resource Type:
Article
Author:
Zakiullah Zaidi
,
Kamlesha
,
Yesleen Gupta
,
Sandeep Singhai
,
Manish Mudgal
, and
Archana Singh
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
07/02/2024
Visualization of Alternating Triangular Domains of Charge Density Waves in 2H-NbSe2 by Scanning Tunneling Microscopy
Description/Abstract:
The charge density wave (CDW) state of 2H-NbSe2 features commensurate domains separated by domain boundaries accompanied by phase slips k...
Keyword:
Charge density waves
,
Scanning tunneling microscopy
, and
Transition metal dichalcogenides
Resource Type:
Article
Author:
Shunsuke Yoshizawa
,
Keisuke Sagisaka
, and
Hideaki Sakata
Journal:
Physical Review Letters
Date Uploaded:
31/01/2024
Transport evidence for twin-boundary pinning of superconducting vortices in FeSe
Description/Abstract:
We provide bulk transport evidence for twin-boundary pinning of vortices in FeSe. We measure interlayer resistance in FeSe in magnetic fi...
Keyword:
FeSe
,
iron-based superconductor
,
twin boundary
, and
vortex pinning
Resource Type:
Article
Author:
Taichi Terashima
,
Hideaki Fujii
,
Yoshitaka Matsushita
,
Shinya Uji
,
Yuji Matsuda
,
Takasada Shibauchi
, and
Shigeru Kasahara
Journal:
Physical Review B
Date Uploaded:
31/01/2024
Date Modified:
31/01/2024
Phonon Lifetime Observation in Epitaxial ScN Film with Inelastic X-Ray Scattering Spectroscopy
Description/Abstract:
Phonon-phonon scattering dominates the thermal properties in nonmetallic materials, and it directly influences device performance in appl...
Keyword:
ScN
and
phonon
Resource Type:
Article
Author:
H. Uchiyama
,
Y. Oshima
,
R. Patterson
,
S. Iwamoto
,
J. Shiomi
, and
K. Shimamura
Journal:
PHYSICAL REVIEW LETTERS
Date Uploaded:
31/01/2024
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HfO2
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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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