Fig. 3From: Optimizing the thermal treatment for restoration of brittle archaeological silver artifactsLoad–displacement curves (P-x) of the samples obtained by three-point bending tests (black dotted lines: no corr-Sno corr, the original simulated Ag–Cu alloy samples; corr-Scorr, the corroded simulated Ag–Cu alloy samples). a S200–S500. b S450–S750. c S800–S900, Sno air 850 (corroded samples annealed at 850 °C for 15 min in vacuum quartz tubes), and Sno corr 850 (uncorroded samples annealed at 850 °C for 15 min in air)Back to article page