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Thermal behavior of Ni (99.967% and 99.5% purity) deformed to an ultra-high strain by high pressure torsion

H.W. Zhang, Auteur ; X. Huang, Auteur ; R. Pippan, Auteur |

Dans Acta materialia (Vol. 58 N° 5, Mars 2010)

Polycrystalline Ni of two purities (99.967% (4N) and 99.5% (2N)) was deformed to an ultra-high strain of εvM = 100 (εvM, von Mises strain) by high pressure torsion at room temperature. The 4N and 2N samples at this strain are nanostructured with[...]

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