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Summary characterization of the gold-polyethylenimine (Au-PEI) nanoparticles (NPs) synthesized.
| Au-NPs | Initial Concentration PEI (mg/mL) | Core Diameter TEM (nm) | Hydrodynamic Diameter Zetasizer (nm) | Zeta Potential (mV) | Molecules PEI/Np |
|---|---|---|---|---|---|
| NP1 | 1 | 2.1 | 86.6 | 39 | 2.1 |
| NP2 | 2 | 1.8 | 6.5 | 35 | 3.8 |
| NP3 | 4 | 1.6 | 5.5 | 25 | 6.4 |
| NP4 | 8 | 1.5 | 2.1 | 34 | 9.4 |
