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Field ion microscopy observation of mechanical twinning in pure iridium

  • C. L. Chen
  • , S. G. Song
  • , George Thompson Gray
  • , T. T. Tsong

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Mechanical twins were observed in pure Ir using field ion microscopy. The twinning plane and shear direction were determined to be {111} and 1 6〈112〉 respectively. Results of the morphological examination of the twin boundaries and of the coincident site lattice analysis of the twin-matrix lattice relationship suggest that these twins were formed via the stepwise nucleation and growth mechanism rather than the dislocation pole mechanism.

Original languageEnglish
Pages (from-to)415-419
Number of pages5
JournalMaterials Science and Engineering A
Volume203
Issue number1-2
DOIs
StatePublished - Nov 15 1995

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