Figure 5 | NPG Asia Materials

Figure 5

From: Rational synthesis and the structure-property relationships of nanoheterostructures: a combinative study of experiments and theory

Figure 5

(a–c) Cs-corrected HRTEM images of (a) Pt3Ni@Au0.5, (b) Pt3Ni@Au2, and (c) Pt3Ni@Au8 NHSs. (d–f) Element mappings of (d) Pt3Ni@Au0.5, (e) Pt3Ni@Au2 and (f) Pt3Ni@Au8. (g) Schemes on the atomic evolution from the octahedral PtNi3 to Pt3Ni@M8 (M=Rh, Au, Ag, Cu). (h) Schematic illustration of the adhesion of Au atoms on the Pt surface.55 Copyright 2013, American Chemical Society.

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