Dislocation structure of shear bands in single crystals |
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Authors: | S P Kiselev |
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Institution: | (1) Khristianovich Institute of Theoretical and Applied Mechanics, Siberian Division, Russian Academy of Sciences, Novosibirsk, 630090 |
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Abstract: | A mathematical model is proposed for the development of a shear band in crystals. The model is based on the mechanism of double
cross-slips of screw-dislocation segments. Equations are derived to study instability of the uniform distribution of dislocations.
A solution is found in the form of a traveling wave, which describes the shear-band structure.
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Translated from Prikladnaya Mekhanika i Tekhnicheskaya Fizika, Vol. 47, No. 6, pp. 102–113, November–December, 2006. |
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Keywords: | stresses strain dislocations shear band |
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