Table 5.

Data obtained from the UV-VIS spectra, dynamic light scattering (DLS), and ζ potentials of the as-synthesized gold nanoparticles (AuNPs) and AuNPs immobilized on the βCDNS–PhEA and βCDNS–AT supramolecular systems.

System	Intensity (a.u.) of Amax	Wavelength (nm) of Amax	Immobilized AuNPs (%)	Hydrodynamic Diameter (nm)	PDI	Superficial Charge (mV)
AuNPs–citrate	1.419	528	0	33.9 ± 13.2	0.537	−51.4 ± 7.9
βCDNS–PhEA–AuNP	1.214	529	85.5	51.2 ± 24.7	0.571	−33.0 ± 5.3
βCDNS–AT–AuNP	0.912	531	84.7	114.0 ± 42.2	0.663	−38.4 ± 6.9