High-Efficiently Photoelectrochemical Hydrogen Production over Zn-Incorporated TiO₂ Nanotubes

Table 3

Zeta-potential values and aggregated diameter sizes for all samples at pH=7.0, as determined by ELS.

Samples at pH=7	Zeta potential (mV)	ELS diameter (nm)
TNT	−18.44	468.2
0.001 mol% Zn-TNT	−18.86	728.0
0.010 mol% Zn-TNT	−21.41	709.2
0.100 mol% Zn-TNT	−19.07	618.2