Atomic and electronic basis for the serrations of refractory high-entropy alloys

High-entropy alloys: cluster-and-glue atoms behind exceptional properties A cluster-and-glue model of atomic arrangements explains the yield strength and mechanical response of high entropy alloys. Inspired by metallic glass, a team led by William Yi Wang at China’s Northwestern Polytechnical Univer...

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Autores principales: William Yi Wang, Shun Li Shang, Yi Wang, Fengbo Han, Kristopher A. Darling, Yidong Wu, Xie Xie, Oleg N. Senkov, Jinshan Li, Xi Dong Hui, Karin A. Dahmen, Peter K. Liaw, Laszlo J. Kecskes, Zi-Kui Liu
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Publicado: Nature Portfolio 2017
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Acceso en línea:https://doaj.org/article/05036d4cf9084c9cb59f6474dcb5d759
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spelling oai:doaj.org-article:05036d4cf9084c9cb59f6474dcb5d7592021-12-02T11:50:54ZAtomic and electronic basis for the serrations of refractory high-entropy alloys10.1038/s41524-017-0024-02057-3960https://doaj.org/article/05036d4cf9084c9cb59f6474dcb5d7592017-06-01T00:00:00Zhttps://doi.org/10.1038/s41524-017-0024-0https://doaj.org/toc/2057-3960High-entropy alloys: cluster-and-glue atoms behind exceptional properties A cluster-and-glue model of atomic arrangements explains the yield strength and mechanical response of high entropy alloys. Inspired by metallic glass, a team led by William Yi Wang at China’s Northwestern Polytechnical University and collaborators in the United States of America used molecular dynamics to build different atomic arrangements of refractory high entropy alloys consisting of four or more elements. Depending on atomic size and the periodic table group of each atom, some atoms organized into clusters while others glued the clusters together. Chemical bonds broke and formed with plastic deformation as the alloys went from one atomic arrangement to another via the glue atoms, causing defect avalanches explaining the serrated mechanical response of high entropy alloys. Taking into account atomic arrangement may thus help us predict the properties of high entropy alloys.William Yi WangShun Li ShangYi WangFengbo HanKristopher A. DarlingYidong WuXie XieOleg N. SenkovJinshan LiXi Dong HuiKarin A. DahmenPeter K. LiawLaszlo J. KecskesZi-Kui LiuNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492Computer softwareQA76.75-76.765ENnpj Computational Materials, Vol 3, Iss 1, Pp 1-10 (2017)
institution DOAJ
collection DOAJ
language EN
topic Materials of engineering and construction. Mechanics of materials
TA401-492
Computer software
QA76.75-76.765
spellingShingle Materials of engineering and construction. Mechanics of materials
TA401-492
Computer software
QA76.75-76.765
William Yi Wang
Shun Li Shang
Yi Wang
Fengbo Han
Kristopher A. Darling
Yidong Wu
Xie Xie
Oleg N. Senkov
Jinshan Li
Xi Dong Hui
Karin A. Dahmen
Peter K. Liaw
Laszlo J. Kecskes
Zi-Kui Liu
Atomic and electronic basis for the serrations of refractory high-entropy alloys
description High-entropy alloys: cluster-and-glue atoms behind exceptional properties A cluster-and-glue model of atomic arrangements explains the yield strength and mechanical response of high entropy alloys. Inspired by metallic glass, a team led by William Yi Wang at China’s Northwestern Polytechnical University and collaborators in the United States of America used molecular dynamics to build different atomic arrangements of refractory high entropy alloys consisting of four or more elements. Depending on atomic size and the periodic table group of each atom, some atoms organized into clusters while others glued the clusters together. Chemical bonds broke and formed with plastic deformation as the alloys went from one atomic arrangement to another via the glue atoms, causing defect avalanches explaining the serrated mechanical response of high entropy alloys. Taking into account atomic arrangement may thus help us predict the properties of high entropy alloys.
format article
author William Yi Wang
Shun Li Shang
Yi Wang
Fengbo Han
Kristopher A. Darling
Yidong Wu
Xie Xie
Oleg N. Senkov
Jinshan Li
Xi Dong Hui
Karin A. Dahmen
Peter K. Liaw
Laszlo J. Kecskes
Zi-Kui Liu
author_facet William Yi Wang
Shun Li Shang
Yi Wang
Fengbo Han
Kristopher A. Darling
Yidong Wu
Xie Xie
Oleg N. Senkov
Jinshan Li
Xi Dong Hui
Karin A. Dahmen
Peter K. Liaw
Laszlo J. Kecskes
Zi-Kui Liu
author_sort William Yi Wang
title Atomic and electronic basis for the serrations of refractory high-entropy alloys
title_short Atomic and electronic basis for the serrations of refractory high-entropy alloys
title_full Atomic and electronic basis for the serrations of refractory high-entropy alloys
title_fullStr Atomic and electronic basis for the serrations of refractory high-entropy alloys
title_full_unstemmed Atomic and electronic basis for the serrations of refractory high-entropy alloys
title_sort atomic and electronic basis for the serrations of refractory high-entropy alloys
publisher Nature Portfolio
publishDate 2017
url https://doaj.org/article/05036d4cf9084c9cb59f6474dcb5d759
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