Fig. 8

Time dependent concentration of Au3+ species with linear fits for a samples with various citrate to AuCl3 ratio. b Samples with various pH having constant citrate to AuCl3 ratio 2:1
Time dependent concentration of Au3+ species with linear fits for a samples with various citrate to AuCl3 ratio. b Samples with various pH having constant citrate to AuCl3 ratio 2:1