Table 2.
Lattice parameters of the synthesized nano-powders of CuO, CuO–NiO, and CuO–NiO–ZnO nano-powders from their respective XRD profile analysis.
| METAL OXIDE NANOPARTICLES | OXIDE PHASE |
CRYSTAL SYSTEM | CRYSTAL CLASS | a(Å) | b(Å) | c(Å) | VOLUME(Å3) |
|---|---|---|---|---|---|---|---|
| CuO | CuO | monoclinic | Domatic | 4.693 | 3.428 | 5.137 | 81.50 |
| CuO–NiO | CuO | monoclinic | Prismatic | 4.684 | 3.423 | 5.129 | 81.10 |
| NiO | hexagonal | Ditrigonal scalenohedral | 3.1170 | 3.1170 | 4.595 | 38.66 | |
| CuO–NiO–ZnO | CuO | monoclinic | Prismatic | 4.683 | 3.420 | 5.125 | 80.91 |
| NiO | cubic | Hexoctahedral | 4.179 | 4.179 | 4.179 | 72.98 | |
| ZnO | hexagonal | Dihexagonal Pyramidal | 3.242 | 3.242 | 5.188 | 47.22 |