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

Autor: Qing-Jie Li, Howard Sheng, Evan Ma
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Nature Communications, Vol 10, Iss 1, Pp 1-11 (2019)
Druh dokumentu: article
ISSN: 2041-1723
DOI: 10.1038/s41467-019-11464-7
Popis: 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.
Databáze: Directory of Open Access Journals