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Surface Plasmon Resonance (SPR), Hydrodynamic Diameter (DLS), Mean Particle Diameter (TEM), average Au crystallite size (XRPD), and Zeta-Potential Values.
| AuNPs–AB | SPR | Diameter (DLS) | Diameter (TEM) | Au Crystallite Size | Zeta Potential, mV |
|---|---|---|---|---|---|
| nm | |||||
| pH 3.6 | 551 | 229 ± 16 | 30 (7–65) | 17 | −11 ± 1 |
| pH 7.4 | 565 | 260 ± 35 | 24 (11–40) | 9 | −13 ± 1 |
