Results 31 to 40 of about 893,295 (268)

Symmetry demanded topological nodal-line materials

open access: yesAdvances in Physics: X, 2018
The realization of Dirac and Weyl physics in solids has made topological materials one of the main focuses of condensed matter physics. Recently, the topic of topological nodal line semimetals, materials in which Dirac or Weyl-like crossings along ...
Shuo-Ying Yang   +5 more
doaj   +1 more source

SiAlON Microstructures

open access: yesJournal of the Ceramic Society of Japan, 2008
This paper is focussed on the development of microstructure during liquid phase sintering and post-densification crystallisation heat treatment of ceramic materials based on the α- and β-Si3N4 structures. Grain shape and size distributions, assessed by quantitative microscopy in combination with stereological methods, and fine scale microstructures ...
openaire   +2 more sources

Wang tiling aided statistical determination of the Representative Volume Element size of random heterogeneous materials

open access: yes, 2018
Wang tile based representation of a heterogeneous material facilitates fast synthesis of non-periodic microstructure realizations. In this paper, we apply the tiling approach in numerical homogenization to determine the Representative Volume Element size
Doškář, Martin   +3 more
core   +1 more source

Kinetics of coherent order-disorder transition in $Al_3 Zr$ [PDF]

open access: yes, 2001
Within a phase field approach which takes the strain-induced elasticity into account, the kinetics of the coherent order-disorder transition is investigated for the specific case of $Al_3 Zr$ alloy.
A.B. Kamara   +17 more
core   +2 more sources

Elliptical Bloch skyrmion chiral twins in an antiskyrmion system

open access: yesNature Communications, 2020
Skyrmions and anti-skyrmions often exist in distinct material systems. Here, the authors observe elliptical skyrmions and anti-skyrmions with opposite topological charges in one tetragonal Heusler compound Mn1.4Pt0.9Pd0.1Sn with D 2d symmetry.
Jagannath Jena   +7 more
doaj   +1 more source

Characterization of the mechanical behaviour of both fusion zone and base metal of electron beam welded TA6V titanium alloy [PDF]

open access: yes, 2010
The fusion zone of an electron beam welded Ti-6Al-4V alloy presents a a' martensitic structure which leads to a change of mechanical properties. Starting from two manufacturing processing routes for the alloy (1) a b processing followed by the weld ...
Andrieu, Eric   +4 more
core   +3 more sources

Switching of spins and entanglement in surface-supported antiferromagnetic chains

open access: yesScientific Reports, 2017
Previous experimental studies discovered universal growth of chains and nanowires of various chemical elements on a corrugated molecular network of Cu3N on the Cu(110).
Ilia N. Sivkov   +2 more
doaj   +1 more source

The effect of processing route on properties of HfNbTaTiZr high entropy alloy [PDF]

open access: yes, 2019
High entropy alloys (HEA) have been one of the most attractive groups of materials for researchers in the last several years. Since HEAs are potential candidates for many (e.g., refractory, cryogenic, medical) applications, their properties are studied ...
Kim, Hyoung-Seop   +8 more
core   +1 more source

Recrystallization microstructure modelling from superimposed deformed microstructure on microstructure model

open access: yesBulletin of Materials Science, 2009
The recovered cold rolled microstructure obtained from orientation image microstructure of Al-4%Mg-0·5%Mn alloy (AA5182 alloy) was superimposed on the grid of cellular automata based microstructure model. The Taylor factors of deformed/cold rolled orientations were considered as the driving force for recrystallization.
openaire   +2 more sources

3D printed titanium carbide MXene-coated polycaprolactone scaffolds for guided neuronal growth and photothermal stimulation

open access: yesCommunications Materials
The exploration of neural circuitry is paramount for comprehending the computational mechanisms and physiology of the brain. Despite significant advances in materials and fabrication techniques, controlling neuronal connectivity and response in 3D ...
Jianfeng Li   +9 more
doaj   +1 more source

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