XRD results for the structural parameters of Zn1−xCoxO thin films.
| Samples (wt%) | 2θ (002) | d (hkl) (Å) (±1%) | Lattice parameters (Å) | FWHM | D (nm) (±2%) | ‘ε’ | ‘δ’ × 1015 (m−2) | Roughness (nm) (±2%) | |
|---|---|---|---|---|---|---|---|---|---|
| a | c | ||||||||
| 0% Co | 34.18 | 2.62 | 3.66 | 5.24 | 0.73 | 19.68 | 0.59 | 2.58 | 3.68 |
| 1% Co | 34.29 | 2.60 | 3.62 | 5.21 | 0.42 | 34.46 | 0.34 | 0.84 | 0.91 |
| 5% Co | 34.27 | 2.61 | 3.63 | 5.22 | 0.42 | 34.49 | 0.34 | 0.84 | 0.56 |
| 10% Co | 34.30 | 2.61 | 3.63 | 5.22 | 0.35 | 40.52 | 0.29 | 0.60 | 0.31 |