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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Dent Mater. 2015 Sep 11;31(11):1304–1311. doi: 10.1016/j.dental.2015.08.161

Figure 2.

Figure 2

Normalized energy release rate G vs. normalized crack length c for the WDCB specimen of Fig. 1, ν = 0.3. Symbols are from the FEM analysis, solid line is a smooth fit to the FEM data.