Electrodeposition of Hierarchical Nanosheet of NiCo₂O₄/CC as Highly Active and Stable Electrode for Water Oxidation

Figure 2

Nucleation and growth of Ni-Co over a CC electrode (top) illustration of nucleation and growth process, (middle) current-time transient, and (down) the corresponding SEM images for nucleation and growth for a deposition potential of -1 V at different deposition times (a) 30 s, (b) 90 s, and (c) 180 s.

(a)

(b)

(c)