Bubbles generated by a one cycle histotripsy pulse using a 500 kHz array transducer in an agar phantom as a function of peak negative pressure. Reprinted from Physics in Medicine and Biology, vol. 62, Vlaisavljevich et al, Effects of f-number on the histotripsy intrinsic threshold and cavitation bubble cloud behavior, p. 1269, Copyright (2017),
doi.org/10.1088/1361-6560/aa54c7. © Institute of Physics and Engineering in Medicine. Reproduced by permission of IOP Publishing. All rights reserved.