From: Electrodeposition of nano-Cu, Ni and binary Ni/Cu into nano-porous AAO layer for high-efficiency black spectrally selective coating
Sample
Anodization time (min)
Thickness (μm)
Al blank
–
1
Al anodized
30
15
Al colored by Ni
16
Al colored by mixture Ni and Cu
10
Al colored by Cu
20
8
11
60