Figure 3

(a) STEM-EDX element mapping of the CdSe/CdS QD: HAADF image. (b) Cd-L α element map. (c) Se-L element map. (d) S-K α element map.

(a) STEM-EDX element mapping of the CdSe/CdS QD: HAADF image. (b) Cd-L α element map. (c) Se-L element map. (d) S-K α element map.