Table 1.
Surface (area) roughness data for the native flattened Ag wire and the different flattened Ag wires after chemical etching treatments. (n = 6, mean ± standard error of mean).
| Rt (PV) (µm) | Rp (µm) | Rv (µm) | Rq (RMS) (µm) | Ra (µm) | (Rq−Ra)/Ra (%) | |
|---|---|---|---|---|---|---|
| Native | 11.15 ± 0.89 | 5.83 ± 0.64 | 5.31 ± 0.53 | 1.27 ± 0.17 | 0.95 ± 0.10 | 32.20 |
| 30 s NH4OH | 12.04 ± 1.15 | 5.99 ± 0.84 | 6.06 ± 0.67 | 1.02 ± 0.19 | 0.77 ± 0.15 | 31.90 |
| 10 s HNO3 | 14.63 ± 2.09 | 6.48 ± 1.01 | 8.15 ± 1.10 | 1.33 ± 0.27 | 1.03 ± 0.21 | 28.96 |
| 2 m HNO3 | 10.04 ± 0.59 | 4.97 ± 0.39 | 5.06 ± 0.23 | 1.23 ± 0.10 | 0.96 ± 0.09 | 27.51 |
| 30 s NH4OH + 10 s HNO3 | 13.09 ± 0.98 | 6.05 ± 0.58 | 7.03 ± 0.52 | 1.40 ± 0.30 | 1.05 ± 0.21 | 33.52 |
| 30 s NH4OH + 2 m HNO3 | 14.08 ± 1.92 | 5.98 ± 0.98 | 8.10 ± 1.10 | 1.95 ± 0.41 | 1.39 ± 0.30 | 40.08 |