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Quantum Annealing Optimization Method for the Design of Barrier Materials in Magnetic Tunnel Junctions
Description/Abstract:
In the field of spintronics, there is a strong demand for barrier materials in magnetic tunnel junctions (MTJs) having high tunnel magnet...
Keyword:
Magnetic tunnel junctions, Adiabatic quantum optimization, Quantum computation, Spintronics
Resource Type:
Article
Author:
Kenji Nawa
,
Tsuyoshi Suzuki
,
Keisuke Masuda
,
Shu Tanaka
, and
Yoshio Miura
Journal:
Physical Review Applied
Date Uploaded:
24/05/2024
Designing composition ratio of magnetic alloy multilayer for transverse thermoelectric conversion by Bayesian optimization
Description/Abstract:
Wedemonstrated the effectiveness of the machine learning method combined with first-principles calculations for the enhancement of the an...
Keyword:
Spin-orbit interactions, First-principle calculations, Superlattices, Informatics, Machine learning, Ferromagnetic materials, Multilayers, Thermoelectric effects
Resource Type:
Article
Author:
Naoki Chiba
,
Keisuke Masuda
,
Ken-ichi Uchida
, and
Yoshio Miura
Journal:
APL Machine Learning
Date Uploaded:
24/05/2024
First-Principles Studies on Spin-Dependent Transport of Magnetic Junctions with Half-Metallic Heusler Compounds
Description/Abstract:
Two types of magnetoresistance (MR), i.e., tunnel magnetoresistance (TMR) and current perpendicular to plane giant magnetoresistance (CPP...
Keyword:
magnetoresistance, first-principles calculation, Heusler compound, TMR, CPP-GMR, ballistic transport, exchange stiffness
Resource Type:
Article
Author:
Y. Miura
Journal:
Journal of the Magnetics Society of Japan
Date Uploaded:
24/05/2024
Observation of nonvolatile magneto-thermal switching in superconductors
Description/Abstract:
Applying a magnetic field to a solid changes its thermal-transport properties. Although such magneto-thermal-transport phenomena are usua...
Keyword:
magneto-thermal switching
,
superconductor
, and
thermal switch
Resource Type:
Article
Author:
Hiroto Arima
,
Md. Riad Kasem
,
Hossein Sepehri-Amin
,
Fuyuki Ando
,
Ken-ichi Uchida
,
Yuto Kinoshita
,
Masashi Tokunaga
, and
Yoshikazu Mizuguchi
Journal:
Communications Materials
Date Uploaded:
24/05/2024
Solid polymer electrolyte-based atomic switches: from materials to mechanisms and applications
Description/Abstract:
As miniaturization of semiconductor memory devices is reaching its physical and technological limits, there is a demand for memory techno...
Keyword:
Neuromorphic computing
,
atomic switch
,
inkjet printing
,
moisture absorption
,
quantum conductance
,
resistive switching
, and
solid polymer electrolyte
Resource Type:
Article
Author:
Tohru Tsuruoka
and
Kazuya Terabe
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
24/05/2024
Effect of Si addition on epitaxial growth and gas sensing properties of tungsten oxide films
Description/Abstract:
WO3 epitaxial films with the same thickness and in-plane crystal grain size were prepared using pulsed laser deposition with various Si c...
Keyword:
Acetone
,
Epitaxial film
,
Ethanol
,
Gas selectivity
,
Si doping
, and
Tungsten trioxide
Resource Type:
Article
Author:
Yutaka Adachi
Journal:
Journal of the Ceramic Society of Japan
Date Uploaded:
24/05/2024
MDR SuperCon Datasheet Readme Ver.2.0
Description/Abstract:
The readme (SuperCon_ReadMe_en.pdf) describes the contents of the SuperCon datasheet in detail. It references the functionality of the Su...
Keyword:
Metallic
,
Organic
,
Oxide
,
Readme
,
SuperCon
, and
Superconductors
Resource Type:
Other
Date Uploaded:
14/05/2024
Date Modified:
14/05/2024
MDR SuperCon Datasheet Ver.240322
Description/Abstract:
MDR SuperCon Datasheet is a re-edited datasheet of SuperCon, a superconductivity database that was originally published as the MatNavi da...
Keyword:
Metallic
,
Organic
,
Oxide
,
SuperCon
,
Superconductors
, and
Tc
Resource Type:
Dataset
Data origin:
informatics and data science
Date Uploaded:
14/05/2024
Date Modified:
21/05/2024
Effect of Alloying Elements on the High-Temperature Yielding Behavior of Multicomponent γ′-L12 Alloys
Description/Abstract:
The exceptional mechanical properties of Ni-based high entropy alloys are due to the presence of ordered L12 (𝛾ʹ) precipitates embedded w...
Keyword:
CALPHAD
,
high-temperature deformation
,
intermetallic compounds
, and
multicomponent alloy
Resource Type:
Article
Author:
Chen-Yuan Wang
,
Sae Matsunaga
,
Yoshiaki Toda
,
Hideyuki Murakami
,
An-Chou Yeh
, and
Yoko Yamabe-Mitarai
Journal:
Materials
Date Uploaded:
21/05/2024
Large anomalous Hall effect in spin fluctuating devil’s staircase
Description/Abstract:
Electrons in metals can show a giant anomalous Hall effect (AHE) when interacting with characteristic spin texture. The AHE has been di...
Keyword:
SrCo6O11
,
anomalous Hall effect
, and
devil's staircase
Resource Type:
Article
Author:
Naoki Abe
,
Yuya Hano
,
Hiroaki Ishizuka
,
Yusuke Kozuka
,
Terumasa Tadano
,
Yoshihiro Tsujimoto
,
Kazunari Yamaura
,
Shintaro Ishiwata
, and
Jun Fujioka
Journal:
npj Quantum Materials
Date Uploaded:
20/05/2024
Direct observation of the atomic density fluctuation originating from the first sharp diffraction peak in SiO2 glass
Description/Abstract:
The intermediate-range order of the covalently bonded glasses has been extensively discussed in terms of their diffraction peaks observed...
Keyword:
glass, structure, fluctuation
Resource Type:
Article
Author:
Akihiko Hirata
,
Shuya Sato
,
Motoki Shiga
,
Yohei Onodera
,
Koji Kimoto
, and
Shinji Kohara
Journal:
NPG Asia Materials
Date Uploaded:
14/05/2024
Degenerate spontaneous parametric down-conversion in nonlinear metasurfaces
Description/Abstract:
We propose a simple scheme of degenerate spontaneous parametric down-conversion (SPDC) in nonlinear metasurfaces or photonic crystal slab...
Keyword:
SPDC
,
nonlinear optics
, and
quasi-guided modes
Resource Type:
Article
Author:
Tetsuyuki Ochiai
Journal:
Optics Express
Date Uploaded:
14/05/2024
Enhanced orbital torque efficiency in nonequilibrium Ru50Mo50(0001) alloy epitaxial thin films
Description/Abstract:
Epitaxial thin films of fully nonequilibrium hcp-Ru_50Mo_50(0001) nanoalloys were prepared as a chemically disordered alloy, in which the...
Keyword:
Epitaxial thin films
,
Nonequilibrium
,
Orbital torque
, and
Ru50Mo50(0001)
Resource Type:
Article
Author:
Ke Tang
,
Cong He
,
Zhenchao Wen
,
Hiroaki Sukegawa
,
Tadakatsu Ohkubo
,
Yukio Nozaki
, and
Seiji Mitani
Journal:
APL Materials
Date Uploaded:
13/05/2024
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
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10,387
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MDR phonon calculation database
10,034
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10,647
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Silver (Ag) nanowire coated with polyvinilpirrolydone (PVP)
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