Figure 1

Scanning and Transmission electron micrographs of synthesized mesoporous silica nanoparticles. (a) Scanning electron micrographs of mesoporous silica nanoparticles without PCN loading. (b) Scanning electron micrographs of mesoporous silica nanoparticles showing pores filled with PCN. (c) Transmission electron micrographs of mesoporous silica nanoparticles (average size of 193 nm). (d) Transmission electron micrographs of PCN functionalized mesoporous silica nanoparticles (average size of 234 nm).