Fig. 4.

a Schematic of the proposed mechanism for GSNs with high acoustic activity and good dispersibility in buffer solutions.

Adapted from reference [39], https://pubs.acs.org/doi/10.1021/acsomega.0c03377, 2020, further permissions related to the material excerpted should be directed to the American Chemical Society. b Schematic showing the defect hypothesis for phospholipid coated hydrophobic MSNs (left). Cavitation onset peak negative pressures for hydrophobic MSNs coated with different lipids with different tail lengths (right). Adapted from reference [79], Copyright 2019, American Chemical Society