Table 1 Structural and electronic properties of prepared nanoparticles.

From: Ag-doping regulates the cytotoxicity of TiO2 nanoparticles via oxidative stress in human cancer cells

Nanoparticles

TEM size (nm)

XRD size (nm)

Hydrodynamic size (nm)#

Zeta potential (mV)#

Band gap (eV)

DI Water

CDMEM

DI Water

CDMEM

TiO2

15.3 ± 1.7

14.8 ± 1.8

113.3 ± 8.6

142.5 ± 5.7

 +21.5 ± 0.9

−17.2 ± 1.1

3.32

TiO2-Ag (0.5%)

14.4 ± 1.5

13.9 ± 1.6

126.5 ± 7.8

159.8 ± 6.5

 +19.7 ± 1.5

−18.5 ± 1.3

3.25

TiO2-Ag (2.5%)

12.3 ± 1.3

12.1 ± 1.2

136.7 ± 6.9

176.6 ± 7.3

 +18.8 ± 1.7

−19.2 ± 0.9

3.20

TiO2-Ag (5%)

9.3 ± 1.1

8.9 ± 1.3

153.4 ± 9.8

189.5 ± 8.1

 +17.3 ± 0.8

−19.7 ± 1.4

3.15

  1. #Particle size and zeta potential in solution were measured by ZetaSizer Nano-HT (Malvern). CDMEM: complete Dulbecco’s modified eagle media (DMEM + 10% fetal bovine serum). DI: deionized water. TEM: transmission electron microscopy. XRD: X-ray diffraction.