Figure 3: Mineralization of TiO2 on unassembled and assembled peptide amphiphiles.
From: Photoinitiated charge separation in a hybrid titanium dioxide metalloporphyrin peptide material

Electron micrographs of mineralized TiO2 on (a) unassembled c16-AHL3K3-CO2H, (b) assembled c16-AHL3K3-CO2H, (c) with (DPP)Zn, (d) unassembled c16-AHL3K9-CO2H, (e) assembled c16-AHL3K9-CO2H and (f) with (DPP)Zn. Scale bar, 200 nm for all images.