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. Author manuscript; available in PMC: 2015 Jul 8.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2011 May;58(5):955–963. doi: 10.1109/TUFFC.2011.1896

Fig. 5.

Fig. 5

A sample best-fit response for a Definity microbubble using Marmottant’s model. The bubble was driven at 1 MHz with Pa = 308 kPa. The best-fit shell parameters are χ = 0.5 N/m and κs = 2.8 × 10−9 kg/s, with R0 = 1.18 μm. The dashed line indicates the position of R0.