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. Author manuscript; available in PMC: 2022 Jun 1.
Published in final edited form as: Comput Biol Med. 2021 Apr 11;133:104382. doi: 10.1016/j.compbiomed.2021.104382

Figure 2 –

Figure 2 –

Images of excitation profiles for F/N = 1 and 2 based on the normalized beam intensity. Lower f-numbers generate more concentrated pushes, whereas with higher f-numbers the push profile is spread axially (z), creating more planar wave fronts.