Table 3 Atomic concentration (%) of SC-copper after hydrogen plasma treatment through EDS bulk analysis
From: Application of low-temperature plasma for the removal of copper chloride layers on bronze Wares
Sample | Atomic percentages (%) | ||
|---|---|---|---|
Cu/total metals | Cl/total metals | O/total metals | |
SC-copper-5 (Cu2(OH)3Cl, 5 min) | 61.0 ± 5.9 | 7.9 ± 1.6 | 31.1 ± 5.5 |
SC-copper-8 (Cu2(OH)3Cl, 8 min) | 70.7 ± 7.6 | 4.3 ± 1.7 | 24.9 ± 7.2 |
SC-copper-11 (Cu2(OH)3Cl, 11 min) | 74.9 ± 9.5 | 3.0 ± 2.1 | 22.0 ± 7.4 |