Coating | Average (μm) | Standard deviation (μm) |
Single layer | 7.64 | 0.65 |
Triple layer (Ni-Cu-Ni) | 14.26 | 1.23 |
Layer A (Ni) | 3.82 | 0.26 |
Layer B (Cu) | 2.64 | 0.27 |
Layer C (Ni) | 7.82 | 0.82 |