Nature Communications (Mar 2018)

In situ atomic-scale observation of oxidation and decomposition processes in nanocrystalline alloys

  • Jinming Guo,
  • Georg Haberfehlner,
  • Julian Rosalie,
  • Lei Li,
  • María Jazmin Duarte,
  • Gerald Kothleitner,
  • Gerhard Dehm,
  • Yunbin He,
  • Reinhard Pippan,
  • Zaoli Zhang

DOI
https://doi.org/10.1038/s41467-018-03288-8
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 9

Abstract

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Oxygen contamination during the mixing of precursor powders for nanocrystalline materials affects alloy microstructure, but exactly how remains unclear. Here, the authors show that stable nano-oxides can form easily inside severely deformed Cu-Fe grains during heating.