Transport Behavior of Engineered Nanosized Photocatalytic Materials in Water

Table 4

Reported pH_pzc of selected PCNPs.

PCNPs	Particle size (nm)	pHpzc	References
TiO2	3.6, 8.1	1.8, 6.2	Guzmán et al. [105]
TiO2	35	4.5	Fang et al. [107]
TiO2	50 ± 5	5.9	Yang and Xing [108]
Hematite	12, 32, 65	7.8, 8.2, 8.8	He et al. [109]
Hematite	12.5, 29.4, 51.4, 66.5	7.5, 7.7, 7.9, 8.5	Zeng et al. [110]
Al2O3	60	7.9	Ghosh et al. [111]
MnO2	50	2.4	Feitosa-Felizzola et al. [112]
CeO2	157.4	>7.0	Necula et al. [113]
HgS	Unavailable	4.0	Ravichandran et al. [114]