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Title of Article

EFFECTS OF SPALL FRACTURE IN NANOSECOND LOAD DURATION RANGE


Issue
4
Date
2011

Article type
scientific article
UDC
 
Pages
1776-1777
Keywords
 


Authors
Smirnov I.V.
Sankt-Peterburgskiy gosuniversitet

Utkin A.A.
Institut problem mashinovedeniya RAN, Sankt-Peterburg


Abstract
The spall strength in the nanosecond range of load duration is studied on the basis of the structural-temporal approach. Speed and time dependences of strength are investigated. It is established that the fracture is possible not at the moment to achieve the maximum value of stress, and some time later, when the stress in the cross section of spall begins to decrease. The possibility to describe the effect of the strength «stabilization», observed in experiments on spalling, is shown.

File (in Russian)