Figure 1 (IMAGE)

Science China Press

Figure 1

Caption

(a, e) Time-lapse sequence of TEM images showing the nucleation growth process of single layer Ni(OH)2 in the Pt3Ni-Ni(OH)2 core-shell structure extracted from movie. (b, f) Schematic illustrations of the growth process of Ni(OH)2 single layer in (a, e). The corresponding statistics of the length of growth layer in (a, e) as a function of time (c, g), and statistics of growth rate in (a, e) as a function of time (d, h), respectively.

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