Extended Data Fig. 3: Experimentally measured US pressure fields.

US pressure fields near the focus for 0.5, 2.25 and 15 MHz focused transducers, measured in water. Color-coded pressure maps in the xy and xz planes, for 0.5, 2.25 and 15 MHz.

US pressure fields near the focus for 0.5, 2.25 and 15 MHz focused transducers, measured in water. Color-coded pressure maps in the xy and xz planes, for 0.5, 2.25 and 15 MHz.