Crack Paths 2012

tohethee value of t quation he SIF, the evolution of the aspect ratio can be obtaineed by integr rating

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da K db §

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wofhethre n is the e aspect rat xponent of tio has no in Paris crack fluence fte growth law er the crack . Figure 2 k has grown shows that 10 micronst the initial s. value

Figure 1. Semiellip ptical crack s emanatingg from the center of the notch.

Figureun2.noCtrrack aspect tched cimratio evolu en. Initia tion in a cra crack lengt ack growing ths we e b = from the s 2, 1 and 0 urface in an

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