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Title of Article

STRAIN RATE DEPENDENT SOFTENING OF SUBMICRO- AND NANOCRYSTALLINE ALUMINUM ALLOYS UNDER DYNAMIC LOADING


Issue
5
Date
 2010

Article type
 scientific article
UDC
538.951
Pages
70-73
Keywords
nanocrystalline materials, strength, plasticity


Authors
Perevezentsev Vladimir Nikolaevich
Nizhegorodskiy filial Instituta mashinovedeniya im. A.A. Blagonravova RAN

Scherban Mikhail Yurevich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Bragov Anatoliy Mikhaylovich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Karnavskaya Tatyana Gennadevna
Nizhegorodskiy filial Instituta mashinovedeniya im. A.A. Blagonravova RAN


Abstract
Mechanical behaviour of submicro- and nanocrystalline aluminum alloys under dynamic loading has been investigated. The decrease in plastic flow stress with strain rate increase (at a constant degree of strain) in the strain rate interval 2·103 to 8·103 s-1 has been revealed.

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