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. Author manuscript; available in PMC: 2017 Mar 21.
Published in final edited form as: J Biomech. 2016 Feb 9;49(5):668–677. doi: 10.1016/j.jbiomech.2016.01.023

Fig. 3.

Fig. 3

A. Labeled schematic of failure testing setup. Inset: A plano-convex lens (blue) is attached to the loading platen (gray). A 16 mm width, 3 mm thickness square construct is shown beneath the lens (pink). B. Example of load-displacement curve with ETF demarcated in blue.