Fig. 4
From: Application of acoustic droplet vaporization in ultrasound therapy
a–c A set of consecutive images showing acoustic droplet vaporization taken at 18.5 Mfps at an ambient temperature of 41 °C in three distinct regimes by 10-cycle ultrasonic pulse at a frequency of 3.5 MHz and peak negative pressure of 4.5 MPa and d, e two typical examples of the time dependent curves of the outer radius of the droplet/bubble complex obtained from the vaporization at ambient temperature of 41 and 50 °C, respectively, with courtesy of [24]