Research Article

Shape Oscillation of a Single Microbubble in an Ultrasound Field

Figure 9

Instantaneous velocity vectors and bubble shapes during a single bubble oscillation period when n = 4. Black solid lines indicate the gas-liquid interface. (a)  = iT; (b)  = (i + 0.25)T; (c)  = (i + 0.5)T; (d)  = (i + 0.75)T; (e)  = (i + 1)T; (f)  = (i + 1.25)T; (g)  = (i + 1.5)T; (h)  = (i + 1.75)T.
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