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Permanent-magnet-based transverse thermoelectric generator with high fill factor driven by anomalous Nernst effect
Description/Abstract:
A transverse thermoelectric generator for magnetic-field-free and high-density power generation utilizing the anomalous Nernst effect is ...
Keyword:
Energy harvesting
,
Infrared imaging
,
Magnetic materials
,
Thermoelectric effects
, and
Thermoelectric generator
Resource Type:
Article
Author:
Fuyuki Ando
,
Takamasa Hirai
, and
Ken-ichi Uchida
Journal:
APL Energy
Date Uploaded:
26/01/2024
Anomalous Hall effect in the magnetic Weyl semimetal NdAlGe with plateaus observed at low temperatures
Description/Abstract:
In the RAl(Si,Ge) (R: lanthanides) family, both spatial inversion and time-reversal symmetries are broken. This may offer opportunities t...
Keyword:
Anomalous Hall effect, Topological material
Resource Type:
Article
Author:
Naoki Kikugawa
,
Shinya Uji
, and
Taichi Terashima
Journal:
PHYSICAL REVIEW B
Date Uploaded:
26/01/2024
Bulk Physical Properties of a Magnetic Weyl Semimetal Candidate NdAlGe Grown by a Laser Floating-Zone Method
Description/Abstract:
We report the successful growth of single crystals of a magnetic Weyl semimetal candidate NdAlGe with the space group I41md. The crystals...
Keyword:
NdAlGe
,
bulk physical properties
,
crystal growth
,
laser floating-zone technique
, and
magnetic Weyl semimetal
Resource Type:
Article
Author:
Naoki Kikugawa
,
Taichi Terashima
,
Takashi Kato
,
Momoko Hayashi
,
Hitoshi Yamaguchi
, and
Shinya Uji
Journal:
Inorganics
Date Uploaded:
26/01/2024
Single-Crystal Growth of a Cubic Laves-Phase Ferromagnet HoAl2 by a Laser Floating-Zone Method
Description/Abstract:
The successful growth of single crystals of a cubic Laves-phase material HoAl2 with the space group Fd-3m is reported. The crystals were ...
Keyword:
HoAl2
,
bulk physical properties
,
crystal growth
,
laser floating-zone technique
, and
magnetocaloric effect
Resource Type:
Article
Author:
Naoki Kikugawa
,
Takashi Kato
,
Momoko Hayashi
, and
Hitoshi Yamaguchi
Journal:
Crystals
Date Uploaded:
26/01/2024
Mechanical Properties of Ultra-Thin Nb3Sn Composite Wires
Description/Abstract:
Mechanical properties of such ultra-thin Nb3Sn wires were evaluated to determine the cabling parameters and mechanical analysis of twiste...
Keyword:
fracture strength
,
Nb3Sn
,
Young’s modulus
, and
tensile test
Resource Type:
Article
Author:
Michinaka Sugano
,
Akihiro Kikuchi
,
Hitoshi Kitaguchi
,
Gen Nishijima
, and
Tsuyoshi Yagai
Journal:
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY
Date Uploaded:
25/01/2024
Date Modified:
30/01/2024
Development of Super Fine Strand Nb3Al Cable for SuperKEKB Superconducting Sextupole Magnet System
Description/Abstract:
Along the beamlines of the SuperKEKB main rings, 218 conventional sextupole magnets are installed, and they are used for tuning the chrom...
Keyword:
Nb3Al
,
SuperKEKB
, and
極細線
Resource Type:
Article
Author:
Norihito Ohuchi
,
Akihiro Kikuchi
,
Masaru Yamamoto
,
Xudong Wang
,
Kiyosumi Tsuchiya
,
Kazuyuki Aoki
,
Yasushi Arimoto
,
Toshiyuki Oki
, and
Zhanguo Zong
Journal:
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY
Date Uploaded:
25/01/2024
Date Modified:
30/01/2024
Superconducting Properties of a Nb3Sn Bundle Cable Made of Ultra-Fine Wires
Description/Abstract:
We have been developing A15 cables made of ultra-fine wires for high-field superconducting magnets using react-and-wind (R&W) technology....
Keyword:
Nb3Sn
,
Superconducting Properties
, and
Ultra-Fine Wires
Resource Type:
Article
Author:
Xudong Wang
,
Kiyosumi Tsuchiya
,
Akio Terashima
,
Yasuo Iijima
, and
Akihiro Kikuchi
Journal:
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY
Date Uploaded:
25/01/2024
Date Modified:
30/01/2024
Strain‐Sensitive On‐Surface Ladderization by Non‐Dehydrogenative Heterocyclization
Description/Abstract:
On-surface cyclodehydrogenation recently became an important reaction to planarize π-conjugated molecules and oligomers. However, the hig...
Keyword:
non‐dehydrogenative heterocyclization
,
on-surface ladderization
, and
strain-sensitive
Resource Type:
Article
Author:
Yujing Ma
,
Kazuma Sugawara
,
Yusuke Ishigaki
,
Kewei Sun
,
Takanori Suzuki
, and
Shigeki Kawai
Journal:
Chemistry – A European Journal
Date Uploaded:
25/01/2024
Quantitative Evaluation of Nucleic Acid Degradability of Copper Alloy Surfaces and Its Correlation to Antibacterial Activity
Description/Abstract:
Copper (Cu) and its alloys have bactericidal activity known as “contact killing” with degradation of nucleic acids inside the bacteria, w...
Keyword:
DNA degradability
,
a swab method
,
antibacterial test
,
antimicrobial activities
, and
copper and copper alloys
Resource Type:
Article
Author:
Akiko Yamamoto
,
Shinji Tanaka
, and
Keiichiro Ohishi
Journal:
Antibiotics-Basel
Date Uploaded:
25/01/2024
Development of a Model System for Gas Cavity Formation Behavior of Magnesium Alloy Implantation
Description/Abstract:
Clinical applications of magnesium (Mg)-based screws have reported gas cavity formation in the surrounding tissue, which sometimes delays...
Keyword:
biocorrosion
,
biodegradable metals
,
hydrogen gas
,
in vitro evaluation
, and
magnesium alloys
Resource Type:
Article
Author:
Akiko Yamamoto
and
Akemi Kikuta
Journal:
ACS Biomaterials Science & Engineering
Date Uploaded:
25/01/2024
In vitro analysis of insoluble salt formation mechanism associated with Mg corrosion—variations depending on the diffusion environment in model tissue
Description/Abstract:
Magnesium (Mg) alloys have attracted attention as biodegradable metals, but the details of their corrosion behavior under biological env...
Keyword:
Raman spectroscopy
,
corrosion
,
in vitro model tissue
,
insoluble salt precipitation
, and
magnesium
Resource Type:
Article
Author:
Masanobu Hayashi
,
Akiko Yamamoto
,
Takayuki Aizawa
,
Yu Yusa
,
Yoshinaka Shimizu
, and
Yoshimichi Imai
Journal:
Biomedical Materials
Date Uploaded:
24/01/2024
Improvement of magnetic field detectivity in electrical 1/f noise-dominated tunnel magnetoresistive sensors by AC magnetic field modulation technique
Description/Abstract:
Suppression of 1/f noise in tunnel magnetoresistance (TMR) sensors is a central issue in the realization of magnetic field sensors with u...
Keyword:
1/f noise
,
magnetic sensor
,
noise
, and
tunnel magnetoresistance
Resource Type:
Article
Author:
Tomoya Nakatani
,
Hirofumi Suto
,
Prabhanjan D. Kulkarni
,
Hitoshi Iwasaki
, and
Yuya Sakuraba
Journal:
JOURNAL OF APPLIED PHYSICS
Date Uploaded:
23/01/2024
Date Modified:
16/02/2024
Chemical characterization of Corydalis chaerophylla D.C. extracts and preliminary evaluation of their in vitro and in vivo biological properties
Description/Abstract:
Genus Corydalis is a rich source of isoquinoline alkaloids having potential bioactivities. Corydalis chaerophylla collected from Nepal at...
Keyword:
Corydalis
,
bioactivities
,
chaerophylla
,
chemical analysis
, and
extraction
Resource Type:
Article
Author:
Binita Maharjan
,
Lok Kumar Shrestha
,
Jonathan P. Hill
,
Katsuhiko Ariga
,
Shyam Sharan Shrestha
,
Stefania Sut
,
Ram Lal Swagat Shrestha
, and
Stefano Dall’Acqua
Journal:
CHEMISTRY & BIODIVERSITY
Date Uploaded:
23/01/2024
Hybrid Transverse Magneto‐Thermoelectric Cooling in Artificially Tilted Multilayers
Description/Abstract:
In artificially tilted multilayers comprising two different conductors that are alternately and obliquely stacked, transverse thermoelect...
Keyword:
Ettingshausen effect
,
artificially tilted multilayers
,
lock-in thermography
,
magneto-Peltier effect
,
permanent magnets
, and
transverse thermoelectrics
Resource Type:
Article
Author:
Ken‐ichi Uchida
,
Takamasa Hirai
,
Fuyuki Ando
, and
Hossein Sepehri‐Amin
Journal:
Advanced Energy Materials
Date Uploaded:
23/01/2024
A highly-selective layer-by-layer membrane modified with polyethylenimine and graphene oxide for vanadium redox flow battery
Description/Abstract:
A selective composite membrane for vanadium redox flow battery (VRFB) was successfully prepared by layer-by-layer (LbL) technique using a...
Keyword:
Vanadium redox flow battery
,
graphene oxide
,
layer by layer modification
,
perfluorosulfonic acid membranes
, and
polyethyleneimine
Resource Type:
Article
Author:
Saidatul Sophia Sha’rani
,
Mohamed Mahmoud Nasef
,
Nurfatehah Wahyuny Che Jusoh
,
Eleen Dayana Mohamed Isa
, and
Roshafima Rasit Ali
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
22/01/2024
Date Modified:
24/01/2024
Halide Vapor Phase Epitaxy of twin-free a-Ga2O3 on sapphire (0001) substrates
Description/Abstract:
The halide vapor phase epitaxy of a-Ga2O3 is demonstrated for the first time. The films are twin-free, heteroepitaxially grown on sapphir...
Keyword:
HVPE
and
α-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Encarnación G. Víllora
, and
Kiyoshi Shimamura
Journal:
APPLIED PHYSICS EXPRESS
Date Uploaded:
22/01/2024
Date Modified:
22/01/2024
Visualization of threading dislocations in an α-Ga2O3 epilayer by HCl gas etching
Description/Abstract:
Threading dislocations in a heteroepitaxial α-Ga2O3 film was visualized as etch pits on the surface. We found that etch pits were formed ...
Keyword:
dislocation
,
etching
, and
α-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Shingo Yagyu
, and
Takashi Shinohe
Journal:
JOURNAL OF CRYSTAL GROWTH
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Quasi-heteroepitaxial growth of β-Ga2O3 on off-angled sapphire (0001) substrates by Halide Vapor Phase Epitaxy
Description/Abstract:
We demonstrate the high-speed growth of b-Ga2O3 epilayers on off-angled sapphire (0001) substrates by the halide vapor epitaxy. (-201) or...
Keyword:
heteroepitaxy
and
β-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Encarnaciόn G. Vίllora
, and
Kiyoshi Shimamura
Journal:
JOURNAL OF CRYSTAL GROWTH
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Rapid growth of α-Ga2O3 by HCl-boosted halide vapor phase epitaxy and effect of precursor supply conditions on crystal properties
Description/Abstract:
We investigated the effect of supply conditions of GaCl, O2, and additional HCl on the growth rate of (0001) alpha-Ga2O3 by halide vapor ...
Keyword:
HVPE
and
α-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Katsuaki Kawara
,
Takayoshi Oshima
,
Mitsuru Okigawa
, and
Takashi Shinohe
Journal:
SEMICONDUCTOR SCIENCE AND TECHNOLOGY
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Growth and etching characteristics of (001) β- Ga2O3 by plasma-assisted molecular beam epitaxy
Description/Abstract:
We investigated the growth characteristics of homoepitaxial (001) b-Ga2O3 by plasma-assisted molecular beam epitaxy.
Keyword:
MBE
and
β-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Elaheh Ahmadi
,
Stephen Kaun
,
Feng Wu
, and
James S Speck
Journal:
SEMICONDUCTOR SCIENCE AND TECHNOLOGY
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
In-plane orientation control of (001) κ-Ga2O3 by epitaxial lateral overgrowth through a geometrical natural selection mechanism
Description/Abstract:
The present work demonstrates a new technique to solve the in-plane rotational domain problem. In the technique, κ-Ga2O3 was grown by epi...
Keyword:
ELO
,
HVPE
,
domain
,
ε-Ga2O3
, and
κ-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Katsuaki Kawara
,
Takayoshi Oshima
, and
Takashi Shinohe
Journal:
JAPANESE JOURNAL OF APPLIED PHYSICS
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Phase-controlled epitaxial lateral overgrowth of α-Ga2O3 by halide vapor phase epitaxy
Description/Abstract:
We investigated the effect of mask materials on the epitaxial lateral overgrowth (ELO) characteristics of alpha-Ga2O3 and developed an EL...
Keyword:
ELO
,
HVPE
, and
α-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Katsuaki Kawara
,
Takayoshi Oshima
,
Mitsuru Okigawa
, and
Takashi Shinohe
Journal:
JAPANESE JOURNAL OF APPLIED PHYSICS
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Elimination of threading dislocations in α-Ga2O3 by double layered epitaxial lateral overgrowth
Description/Abstract:
We demonstrated the double layered epitaxial lateral overgrowth (ELO) of α-Ga2O3 by halide vapor phase epitaxy. Patterned masks were prep...
Keyword:
ELO
,
dislocation
, and
α-Ga2O3
Resource Type:
Article
Author:
Katsuaki Kawara
,
Yuichi Oshima
,
Mitsuru Okigawa
, and
Takashi Shinohe
Journal:
Applied Physics Express
Date Uploaded:
22/01/2024
Date Modified:
23/01/2024
Anomalous enhancement of thermoelectric power factor in multiple two-dimensional electron gas system
Description/Abstract:
Here, we pay attention to another effect caused by confining electrons spatially along one-dimensional direction: multiplied 2DEG effect,...
Keyword:
GaAs
,
quantum confinement
,
thermoelectric
, and
two-dimensional electron gas
Resource Type:
Article
Author:
Yuto Uematsu
,
Takafumi Ishibe
,
Takaaki Mano
,
Akihiro Ohtake
,
Hideki T. Miyazaki
,
Takeshi Kasaya
, and
Yoshiaki Nakamura
Journal:
Nature Communications
Date Uploaded:
19/01/2024
Date Modified:
19/01/2024
Self-aligned patterning on β-Ga2O3 substrates via backside-exposure photolithography
Description/Abstract:
β-Ga2O3 has not been patterned using backside-exposure lithography, despite its high potential applications in future power electronics a...
Keyword:
Ga2O3
and
lithography
Resource Type:
Article
Author:
Takayoshi Oshima
Journal:
JAPANESE JOURNAL OF APPLIED PHYSICS
Date Uploaded:
17/01/2024
Date Modified:
24/01/2024
Manipulation of Spin Polarization in Boron-Substituted Graphene Nanoribbons
Description/Abstract:
The design of magnetic topological states due to spin polarization in an extended π carbon system has great potential in spintronics appl...
Keyword:
boron
,
graphene nanoribbons
, and
spin polarization
Resource Type:
Article
Author:
Kewei Sun
,
Orlando J. Silveira
,
Shohei Saito
,
Keisuke Sagisaka
,
Shigehiro Yamaguchi
,
Adam S. Foster
, and
Shigeki Kawai
Journal:
ACS Nano
Date Uploaded:
16/01/2024
Date Modified:
15/02/2024
Gate-modulated reflectance spectroscopy for detecting excitonic states in two-dimensional semiconductors
Description/Abstract:
We have developed a microspectroscopy technique for measuring gate-modulated reflectance to probe excitonic states in two-dimensional tra...
Keyword:
2D materials
,
excitons
, and
modulation spectroscopy
Resource Type:
Article
Author:
Mengsong Xue
,
Kenji Watanabe
,
Takashi Taniguchi
, and
Ryo Kitaura
Journal:
APPLIED PHYSICS LETTERS
Date Uploaded:
12/01/2024
Date Modified:
15/01/2024
Composition determination of beta-(AlxGa1-x)2O3 layers coherently grown on (010) beta-Ga2O3 substrates by high-resolution x-ray diffraction
Description/Abstract:
We demonstrate x-ray diffraction based composition estimation of b-(AlxGa1-x)2O3 coherently grown on (010) b-Ga2O3. The relation between ...
Keyword:
atom probe
,
composition
, and
β-Ga2O3
Resource Type:
Article
Author:
Yuichi Oshima
,
Elaheh Ahmadi
,
Stefan C. Badescu
,
Feng Wu
, and
James S. Speck
Journal:
APPLIED PHYSICS EXPRESS
Date Uploaded:
11/01/2024
Date Modified:
24/01/2024
Large voltage-controlled magnetic anisotropy effect in magnetic tunnel junctions prepared by deposition at cryogenic temperatures
Description/Abstract:
We investigated the influence of the buffer material and a cryogenic temperature deposition process on the voltage-controlled magnetic an...
Keyword:
Spintronics
Resource Type:
Article
Author:
Takayuki Nozaki
,
Tomohiro Ichinose
,
Jun Uzuhashi
,
Tatsuya Yamamoto
,
Makoto Konoto
,
Kay Yakushiji
,
Tadakatsu Ohkubo
, and
Shinji Yuasa
Journal:
APL Materials
Date Uploaded:
10/01/2024
Time-resolved imaging and analysis of the electron beam-induced formation of an open-cage metallo-azafullerene
Description/Abstract:
The bottom-up synthesis of strained hollow cage structures, such as fullerenes, using traditional thermal or photochemical methods remain...
Keyword:
DFT-modeling
,
cinematic chemistry
,
molecular imaging
,
radiation chemistry
,
single-molecule dynamics
, and
transmission electron microscopy
Resource Type:
Article
Author:
Helen Hoelzel
,
Sol Lee
,
Konstantin Yu. Amsharov
,
Norbert Jux
,
Koji Harano
,
Eiichi Nakamura
, and
Dominik Lungerich
Journal:
Nature Chemistry
Date Uploaded:
05/01/2024
Effect of Ca Addition on the Oxidation Resistance of Ni–Al Alloy
Description/Abstract:
Ni-base superalloys are known for their high temperature oxidation resistance, however, impurity of S at ppm order can significantly dec...
Keyword:
Ni-base superalloy
,
oxidation resistance
, and
sulfur segregation
Resource Type:
Article
Author:
Chihiro Tabata
,
Kyoko Kawagishi
,
Tadaharu Yokokawa
,
Jun Uzuhashi
,
Tadakatsu Ohkubo
,
Hiroshi Harada
, and
Shinsuke Suzuki
Journal:
METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE
Date Uploaded:
05/01/2024
631% room temperature tunnel magnetoresistance with large oscillation effect in CoFe/MgO/CoFe(001) junctions
Description/Abstract:
We demonstrate tunnel magnetoresistance (TMR) ratios of up to 631% at room temperature (RT) using CoFe/MgO/CoFe(001) epitaxial magnetic t...
Keyword:
MgO
,
TMR
,
epitaxial growth
,
magnetic tunnel junctions
,
spintronics
, and
tunnel magnetoresistance
Resource Type:
Article
Author:
Thomas Scheike
,
Zhenchao Wen
,
Hiroaki Sukegawa
, and
Seiji Mitani
Journal:
APPLIED PHYSICS LETTERS
Date Uploaded:
05/01/2024
On-surface synthesis of disilabenzene-bridged covalent organic frameworks
Description/Abstract:
Substituting carbon with silicon in organic molecules and materials has long been an attractive way to modify their electronic structure ...
Keyword:
disilabenzene-bridged covalent organic frameworks
and
on-surface synthesis
Resource Type:
Article
Author:
Kewei Sun
,
Orlando J. Silveira
,
Yujing Ma
,
Yuri Hasegawa
,
Michio Matsumoto
,
Satoshi Kera
,
Ondřej Krejčí
,
Adam S. Foster
, and
Shigeki Kawai
Journal:
Nature Chemistry
Date Uploaded:
28/12/2023
Nanocarbon materials synthesized by local probe chemistry
Description/Abstract:
Scanning probe microscopy has been used to characterize structures and electronic properties of surfaces as well as to construct nanostru...
Keyword:
local probe
,
nanocarbon
, and
structural isomerization
Resource Type:
Article
Author:
Shigeki Kawai
Journal:
JSAP Review
Date Uploaded:
28/12/2023
Three-dimensional graphene nanoribbons as a framework for molecular assembly and local probe chemistry
Description/Abstract:
Recent advances in state-of-the-art probe microscopy allow us to conduct single molecular chemistry via tip-induced reactions and direct ...
Keyword:
graphene nanoribbons
,
local probe
, and
molecular assembly
Resource Type:
Article
Author:
Shigeki Kawai
,
Ondřej Krejčí
,
Tomohiko Nishiuchi
,
Keisuke Sahara
,
Takuya Kodama
,
Rémy Pawlak
,
Ernst Meyer
,
Takashi Kubo
, and
Adam S. Foster
Journal:
Science Advances
Date Uploaded:
28/12/2023
Magnetism in Nonplanar Zigzag Edge Termini of Graphene Nanoribbons
Description/Abstract:
Graphene nanoribbons (GNRs) and nanographenes synthesized by on-surface reactions using tailor-made molecular precursors offer an ideal p...
Keyword:
graphene nanoribbons
and
magnetism
Resource Type:
Article
Author:
Xiushang Xu
,
Kewei Sun
,
Atsushi Ishikawa
,
Akimitsu Narita
, and
Shigeki Kawai
Journal:
Angewandte Chemie International Edition
Date Uploaded:
28/12/2023
オペランド水素顕微鏡による時間分解水素透過測定から求める拡散モデルの提案
Description/Abstract:
One of the biggest issues in the hydrogen economy is “hydrogen embrittlement” of metal induced by hydrogen entering and diffusing into th...
Keyword:
diffusion model
,
hydrogen permeation
,
hydrogen visualization
, and
stainless steel
Resource Type:
Article
Author:
Akiko N. ITAKURA
,
Yoshiharu MURASE
,
Taro YAKABE
,
Naoya MIYAUCHI
,
Masahiro KITAJIMA
, and
Satoka AOYAGI
Journal:
Vacuum and Surface Science
Date Uploaded:
28/12/2023
On-surface synthesis of nitrogen-doped nanographene with an [18]annulene pore on Ag(111)
Description/Abstract:
On-surface synthesis is of importance to fabricate low dimensional carbon-based nanomaterials with atomic precision. Here, we synthesize ...
Keyword:
nanographene
and
on-surface synthesis
Resource Type:
Article
Author:
Kewei Sun
,
Donglin Li
,
Takahito Kaihara
,
Satoshi Minakata
,
Youhei Takeda
, and
Shigeki Kawai
Journal:
Communications Chemistry
Date Uploaded:
28/12/2023
Vectorial On-Surface Synthesis of Polar 2D Polymer Crystals
Description/Abstract:
The asymmetric introduction of functional groups into polymers is promising due to its potential to provide novel electronic and magnetic...
Keyword:
2D polymer crystals
and
on-surface synthesis
Resource Type:
Article
Author:
Takahiro Kojima
,
Karan Patel
,
Shunpei Nobusue
,
Ahmed Mahmoud
,
Cong Xie
,
Takahiro Nakae
,
Shigeki Kawai
,
Kazuhiro Fukami
, and
Hiroshi Sakaguchi
Journal:
Advanced Materials Interfaces
Date Uploaded:
28/12/2023
Local Probe-Induced Structural Isomerization in a One-Dimensional Molecular Array
Description/Abstract:
Synthesis of one-dimensional molecular arrays with tailored stereoisomers is challenging yet has great potential for application in molec...
Keyword:
isomerization
,
local probe
, and
molecular array
Resource Type:
Article
Author:
Shigeki Kawai
,
Orlando J. Silveira
,
Lauri Kurki
,
Zhangyu Yuan
,
Tomohiko Nishiuchi
,
Takuya Kodama
,
Kewei Sun
,
Oscar Custance
,
Jose L. Lado
,
Takashi Kubo
, and
Adam S. Foster
Journal:
Nature Communications
Date Uploaded:
28/12/2023
Detailed and high-throughput measurement of composition dependence of magnetoresistance and spin–transfer torque using a composition-gradient film: application to CoxFe1-x (0 ≤ x ≤ 1) system
Description/Abstract:
We develop a high-throughput method for measuring the composition dependence of magnetoresistance (MR) and spin-transfer-torque (STT) eff...
Keyword:
Co-Fe system
,
combinatorial sputtering
,
composition-gradient film
,
high-throughput measurement
,
magnetoresistance
, and
spin-transfer torque
Resource Type:
Article
Author:
Vineet Barwal
,
Hirofumi Suto
,
Tomohiro Taniguchi
, and
Yuya Sakuraba
Journal:
Science and Technology of Advanced Materials: Methods
Date Uploaded:
28/12/2023
耐熱鋼の亜臨界水・超臨界水酸化挙動
Description/Abstract:
9Crフェライト耐熱鋼と18Cr-8Niオーステナイト(SUS304)鋼,耐酸化性と高温強度向上を図って開発された15Crフェライト鋼を,650℃の水蒸気(圧力0.5MPa),亜臨界水(同10.2MPa),超臨界水(同22.7MPa)に種々の時間曝し,酸化に伴う重量変化から...
Keyword:
9Cr鋼
,
SUS304鋼
,
圧力
,
水蒸気酸化
, and
酸化速度定数
Resource Type:
Article
Author:
戸田 佳明
and
小畠 仁奈
Journal:
ボイラ研究
Date Uploaded:
27/12/2023
鉄鋼試料中水素拡散評価を目指したマルチモーダルデータ解析
Description/Abstract:
Multimodal data analysis provides useful information that is not generally obtained from one of the analysis methods. In this study, time...
Keyword:
EBSD
,
hydrogen permeation
,
hydrogen visualization
, and
multimodal data analysis
Resource Type:
Article
Author:
Satoka AOYAGI
,
Tomomi AKIYAMA
,
Natsumi SUZUKI
,
Naoya MIYAUCHI
, and
Akiko N. ITAKURA
Journal:
Vacuum and Surface Science
Date Uploaded:
26/12/2023
Quadrupole anomalous Hall effect in magnetically induced electron nematic state
Description/Abstract:
スピネル酸化物NiCo2O4において磁気トロイダル四極子秩序と強磁性状態が共存することを発見し、四極子異常ホール効果と呼ぶ新しい物理現象を発見した。
Keyword:
Anomalous Hall effect
and
Magnetism
Resource Type:
Article
Author:
Hiroki Koizumi
,
Yuichi Yamasaki
, and
Hideto Yanagihara
Journal:
Nature Communications
Date Uploaded:
26/12/2023
Date Modified:
26/12/2023
UV durability assessment of a thermoplastic epoxy-based hybrid composite rod for structural reinforcement and retrofitting
Description/Abstract:
Recently, a hybrid composite cable has been developed for external strengthening of structures in seismically active zones, containing a ...
Keyword:
Accelerated weathering
,
Hybrid FRP
,
Thermoplastic epoxy
, and
UV resistance
Resource Type:
Article
Author:
Jonathon Tanks
and
Kimiyoshi Naito
Journal:
Journal of Building Engineering
Date Uploaded:
25/12/2023
Humidity Sensitivity of Chemically Synthesized ZnAl2O4/Al
Description/Abstract:
Humidity sensitivity is evaluated for chemically synthesized ZnAl2O4/Al devices. We succeeded in synthesizing the ZnAl2O4/Al device by a...
Keyword:
ZnAl2O4
,
anodization
,
gas sensor
,
humidity
,
hydrothermal synthesis
, and
spinel
Resource Type:
Article
Author:
Takayuki Nakane
,
Takashi Naka
,
Minako Nakayama
, and
Tetsuo Uchikoshi
Journal:
SENSORS
Date Uploaded:
25/12/2023
High-Throughput Computational Screening of Two-Dimensional Semiconductors
Description/Abstract:
By performing high-throughput first-principles calculations combined with a semiempirical van der Waals dispersion correction, we have sc...
Keyword:
2D Materials
and
DFT
Resource Type:
Article
Author:
Vei Wang
,
Gang Tang
,
Ya-Chao Liu
,
Ren-Tao Wang
,
Hiroshi Mizuseki
,
Yoshiyuki Kawazoe
,
Jun Nara
, and
Wen Tong Geng
Journal:
Journal of Physical Chemistry Letters
Date Uploaded:
25/12/2023
Phase transitions and slow spin dynamics of slightly inverted A-site spinel CoAl2−xGaxO4
Description/Abstract:
We report the properties of an A-site spinel magnet, CoAl2−xGaxO4, and analyze its anomalous, low-temperature magnetic behavior, which is...
Keyword:
magnetic frustration
,
magnetic phase diagram
,
quantum critical point
, and
thermoremanent magnetization
Resource Type:
Article
Author:
T Naka
,
J Valenta
,
T Nakane
,
S Ishii
,
M Nakayama
,
H Mamiya
,
K Takehana
,
N Tsujii
,
Y Imanaka
,
Y Matsushita
,
H Abe
,
T Uchikoshi
, and
H Yusa
Journal:
JOURNAL OF PHYSICS-CONDENSED MATTER
Date Uploaded:
25/12/2023
Organogel Actuators Based on Redox-Responsive Foldamers: Amplification of Molecular Machine’s Motion to Macroscopic Scale
Description/Abstract:
The amplification of nanoscale motions of artificial molecular machines to the macroscopic level is a major challenge. In this study, a r...
Keyword:
Actuator
,
Foldamer
,
Gel
,
Molecular machine
, and
Stimuli-responsive materials
Resource Type:
Article
Author:
Taichi Ikeda
Journal:
ACS Applied Polymer Materials
Date Uploaded:
25/12/2023
Complexation study of a 1,3-phenylene-bridged cyclic hexa-naphthalene with fullerenes C60 and C70 in solution and 1D-alignment of fullerenes in the crystals
Description/Abstract:
To investigate the host ability of a simple macrocycle, 1,3-phenylene-bridged naphthalene hexamer N6, we evaluated the complexation of N6...
Keyword:
charge tansfer
,
fullerene
,
host-guest
, and
macrocycle
Resource Type:
Article
Author:
Peifeng Mei
,
Hirofumi Morimoto
,
Yuta Okada
,
Kyohei Matsuo
,
Hironobu Hayashi
,
Akinori Saeki
,
Hiroko Yamada
, and
Naoki Aratani
Journal:
RSC Advances
Date Uploaded:
22/12/2023
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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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TODOROKI, Shin-ichi
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轟 眞市
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INOUE, Satoru
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田邉 浩介
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MATSUMOTO, T.
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International Center for Materials Nanoarchitectonics (WPI-MANA)
95
Ikumu Watanabe
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Kosuke Minami
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Yuichi Oshima
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MOTEKI, Fuma
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Physical Review B
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Scientific Reports
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Surface and Interface Analysis
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