J. Phys. III France
Volume 5, Numéro 11, November 1995
Page(s) 1833 - 1840
DOI: 10.1051/jp3:1995219
J. Phys. III France 5 (1995) 1833-1840

Effect of Interstitial Impurities on Twinning of Titanium and Zirconium

M.P. Biget1 and G. Saada2

1  Laboratoire PMTM, CNRS, Institut Galilée, Université Paris Nord, Av. J.B. Clément, 93430 Villetaneuse, France
2  LEM, CNRS, ONERA, BP 72, 92322, Châtillon, France

(Received 6 February 1995, revised 9 August 1995, accepted 21 August 1995)

It is shown by a simple analysis that twinning in $\alpha$-Zr polycrystals is strongly influenced by the presence of impurity atoms in low concentration. Motion of impurity atoms appears therefore as an important element to be taken into account when trying to define a criteria for twinning.

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