The US-responsive nanocomposites
(A) Pd@Pt-T790 nanocomposites. (i) Schematic illustration of the US-activated oxygen and ROS generation of Pd@Pt-T790. (ii) SEM and X-ray spectroscopy mapping images of Pd@Pt-T790.32 Copyright 2020, American Chemical Society.
(B) The piezoelectric nanocomposite Au@BTO. (i) Scheme of the fabrication process and ROS-generating mechanism of Au@BTO. (ii) The elemental mapping of Au@BTO.54 Copyright 2021, Elsevier.