| Sample | ZrP 2θ (˚) | New ZrP 2θ (˚) | dspacing (Å) | τ (nm) |
| ZrP | 11.75 | --- | 7.53 | 302 |
| E-A/ZrP | 11.62 | 6.32; 4.70; 3.15 | 7.53; 13.97; 18.79; 28.02* | 237 |
| E-A/ZrP/ZnO | 11.68 | --- | 7.53 | 270 |