Figure 2

Core-shell Pt@Ag nanoparticles.
TEM image (a), HRTEM image (b), STEM-EDX analysis (c) and elemental profiles (d) of the core-shell Pt@Ag nanoparticles as-prepared by seed-mediated growth method.

Core-shell Pt@Ag nanoparticles.
TEM image (a), HRTEM image (b), STEM-EDX analysis (c) and elemental profiles (d) of the core-shell Pt@Ag nanoparticles as-prepared by seed-mediated growth method.