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. Author manuscript; available in PMC: 2018 Oct 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2017 Jun 22;64(10):1420–1428. doi: 10.1109/TUFFC.2017.2718841

Fig. 6.

Fig. 6

Example image showing damaged gel sample after rinsing of debris. This example was for a 5-cycle exposure. The square lesion shape with regular pitting in the bottom is visible.