The paper presents results of experimental investigations into the surface relief of nickel single crystals with the [001] orientation of the compression axis by the methods of interference microscopy, electron backscattering diffraction, and x-ray structural analysis. It is revealed that the macrobands are formed by the cooperative shear along systems of octahedral slip planes with the formation of extrusion and intrusion regions. Shear values in shear traces inside of the macroband and in individual shear traces are determined. Misorientations of the shear domains and macrobands are investigated. The results obtained based on investigations of the formation of persistent shear bands are discussed. The formation of the macrobands and the accumulation of misorientations in them are explained by shear retardation at the boundaries of the deformation domains.
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Translated from Izvestiya Vysshikh Uchebnykh Zavedenii, Fizika, No. 5, pp. 119–124, May, 2015.
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Lychagin, D.V., Alfyorova, E.A. & Tailashev, A.S. Misorientation Development During the Formation of Macrobands in the [001] Nickel Single Crystals. Russ Phys J 58, 717–723 (2015). https://doi.org/10.1007/s11182-015-0556-z
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DOI: https://doi.org/10.1007/s11182-015-0556-z