Table 2.

Main characteristics of synthesized nanoparticles. Mean size of the particles was calculated based on HR TEM data and hydrodynamic mean particle size was determined using DLS analysis.

	CeO2 (+) NP	CeO2 (−) NP	CTAB@SiO2
Mean particle size	3.3 ± 0.4 nm	3.2 ± 0.4 nm	59 ± 14 nm
Hydrodynamic mean particle size	7.0 ± 3.0 nm	4.5 ± 2.0 nm	320 ± 90 nm
ζ-potential	+41 ± 2 mV	−53 ± 4 mV	−29 ± 3 mV