Table 1 Mean particle size and zeta potential values of AuNPs for various concentrations of caffeic acid (mM)
0.008 | 0.04 | 0.08 | 0.12 | 0.16 | 0.2 | 0.24 | 0.28 | 0.4 | 0.48 | 0.56 | |
---|---|---|---|---|---|---|---|---|---|---|---|
Mean particle size (nm) | 50238.4 | 895.5 | 619.6 | 423.1 | 153.4 | 109.6 | 95.4 | 89.4 | 22.6 | 209.1 | 624.2 |
Zeta potential (mV) | + 0.91 | −9.91 | −11.35 | −5.89 | −14.17 | −19.42 | −16.5 | −17.66 | −15.68 | −21.54 | −16.8 |