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Effect of grain size and ramp loading on the low amplitude cyclic stress-strain curve of polycrystalline copper

โœ Scribed by L. Llanes; C. Laird


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
335 KB
Volume
128
Category
Article
ISSN
0921-5093

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โœฆ Synopsis


Recent results reported by Lukfg and coworkers raise questions about the differences in the cyclic stress-strain curves (CSSCs) of polycrystalline copper reported by many workers. In order to differentiate the effects on the CSSC of grain size and the ramp-loading mode of initiating a test in cyclic deformation, these two factors have been studied. The greatest effects are found to be associated with the grain size and this result is used to explain differences in the results reported by Luk6~ and coworkers.


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