Synthesis of Zirconia Nanoparticles and Their Ameliorative Roles as Additives Concrete Structures

Table 2

Porosities, average diameters, and median diameters (volume) of control and E (1–4) specimens, before and after the addition of different proportions of ZrO₂ Nps.

Sample designation	Porosity (%)	Average diameter (nm)	Median diameter, volume (nm)
Control (0% ZrO2 Nps)	12	40	53
E1 (0.125% ZrO2 Nps)	11.3	31	48
E2 (0.25% ZrO2 Nps)	9.9	20	39
E3 (0.5% ZrO2 Nps)	8	10.5	30
E4 (2.0% ZrO2 Nps)	4.23	5	13