Results 31 to 40 of about 13,172,692 (255)

Ab initio molecular dynamics and materials design for embedded phase-change memory

open access: yesnpj Computational Materials, 2021
The Ge2Sb2Te5 alloy has served as the core material in phase-change memories with high switching speed and persistent storage capability at room temperature.
Liang Sun   +6 more
doaj   +1 more source

Spin Glass Behavior in Amorphous Cr2Ge2Te6 Phase‐Change Alloy

open access: yesAdvanced Science, 2023
The layered crystal structure of Cr2Ge2Te6 shows ferromagnetic ordering at the two‐dimensional limit, which holds promise for spintronic applications.
Xiaozhe Wang   +10 more
doaj   +1 more source

In situ monitoring of phase transformation kinetics under rapid heating of Ti–6Al–4V titanium alloy

open access: yesJournal of Materials Research and Technology, 2022
The phase transformation kinetics of Ti–6Al–4V alloy was studied during rapid heating using in-situ high energy synchrotron diffraction and in-situ electrical resistivity measurement for heating rates varying from 0.03 to 200 °C.s−1.
Andi Idhil Ismail   +3 more
doaj   +1 more source

Atomic motifs govern the decoration of grain boundaries by interstitial solutes

open access: yesNature Communications, 2023
Grain boundaries, the two-dimensional defects between differently oriented crystals, tend to preferentially attract solutes for segregation. Solute segregation has a significant effect on the mechanical and transport properties of materials.
Xuyang Zhou   +6 more
doaj   +1 more source

Photo-magnetization in two-dimensional sliding ferroelectrics

open access: yesnpj 2D Materials and Applications, 2022
Light–matter interaction is one of the key routes to understanding and manipulating geometric and electronic behaviors of materials, especially two-dimensional materials which are optically accessible owing to their high surface to volume ratio.
Jian Zhou
doaj   +1 more source

Biomedical TiNbZrTaSi alloys designed by d-electron alloy design theory

open access: yesMaterials & Design, 2015
Abstract We report on the formation of ultrafine-grained (Ti69.71Nb23.72Zr4.83Ta1.74)100 − xSix (at.%, x = 0, 2 and 5) alloys designed by d-electron alloy design theory and fabricated by spark plasma sintering of nanocomposite powder precursor. The designed and fabricated alloys exhibit a high yield and fracture strength of 1296 MPa and 3263 MPa ...
Y.H. Li   +7 more
openaire   +1 more source

Better Alloys with Quantum Design

open access: yesPhysical Review Letters, 2012
Alloy discovery and development is slowed by trial and error methods used to identify beneficial alloying elements. This fact has led to suggestions that integrating quantum theory and modeling with traditional experimental approaches might accelerate the pace of alloy discovery.
Travis E, Jones   +4 more
openaire   +3 more sources

Origins of the hydrogen signal in atom probe tomography: case studies of alkali and noble metals

open access: yesNew Journal of Physics, 2022
Atom probe tomography (APT) analysis is being actively used to provide near-atomic-scale information on the composition of complex materials in three-dimensions.
Su-Hyun Yoo   +5 more
doaj   +1 more source

Investigating the nanoscale hardness/strength properties of high-entropy alloy particles using the nanoindentation technique

open access: yesJournal of Alloys and Metallurgical Systems, 2023
Particulate feedstock constitutes the building block in modern day additive manufacturing (AM) era. Cold spray (CS) is a leading process technology to adhere to the AM principle.
Aisa Grace Custodio   +4 more
doaj   +1 more source

Enhanced precipitation strengthening of multi-principal element alloys by κ- and B2-phases

open access: yesMaterials & Design, 2021
Discoveries of new multi-principal element alloys (MPEAs) with outstanding performance have been challenging due to the large complexity of the compositional space.
Fabian Kies   +4 more
doaj   +1 more source

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