Calculation of the second fracture param
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G.P. Nikishkov; A. Brückner-Foit; D. Munz
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Article
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1995
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Elsevier Science
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English
⚖ 805 KB
A three-term asymptotic expansion which is controlled by two amplitude parameters is used to describe the stress field in the vicinity of the crack tip in a power-hardening material. The first parameter is the well-known J-integral. The second parameter (amplitude A) characterizes the following term