Nature Communications (Sep 2021)

Strength can be controlled by edge dislocations in refractory high-entropy alloys

  • Chanho Lee,
  • Francesco Maresca,
  • Rui Feng,
  • Yi Chou,
  • T. Ungar,
  • Michael Widom,
  • Ke An,
  • Jonathan D. Poplawsky,
  • Yi-Chia Chou,
  • Peter K. Liaw,
  • W. A. Curtin

DOI
https://doi.org/10.1038/s41467-021-25807-w
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 8

Abstract

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The strength in BCC high-entropy alloys is associated with the type of mobile dislocations. Here the authors demonstrate by means of an ample array of experimental techniques that edge dislocations can control the strength of BCC high-entropy alloys.