Figure 3

Morphologic imaging and element analysis after the light-driven Ag-DTC breakage in neutral condition.
HR-TEM image of (a) silver nanoparticle and (b) silver nanoparticle after the reaction. (c) STEM-HAADF image and Ag, S and O mapping of Ag@Ag2S nanospheres. (d) STEM-HAADF image of a single Ag@Ag2S nanosphere and EDXS line profile. (e) EDXS point profile of the Ag2S shell.