Strengthening in multi-principal element alloys with local-chemical-order roughened dislocation pathways

Multi-principal-element alloys have been assumed to have the configurational entropy of an ideal solution. Here, the authors use atomistic simulations to show that instead NiCoCr exhibits local chemical order, raising the activation barriers of dislocation activities to elevate mechanical strength.

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Auteurs principaux: Qing-Jie Li, Howard Sheng, Evan Ma
Format: article
Langue:EN
Publié: Nature Portfolio 2019
Sujets:
Q
Accès en ligne:https://doaj.org/article/bdc0ae3cc41e4c4fba762a4c67148631
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