Structural properties of the different Co3O4 NMs.
| Sample | Crystallite size (nm) | Lattice parameter a = b = c (Å) | BJH adsorption cumulative pores volume (cm3 g−1) | BJH average pore width (nm) | BET surface area (m2 g−1) |
|---|---|---|---|---|---|
| SA400 | 21.9 | 8.067 | 0.266 | 26.8 | 43.7 |
| SP450 | 26.1 | 8.068 | 0.029 | 16.1 | 6.9 |
| SP650 | 24.1 | 8.057 | 0.024 | 18.5 | 6.1 |
| SP800 | 28.6 | 7.980 | 0.012 | 38.1 | 3.4 |
| CH450 | 16.4 | 8.058 | 0.068 | 25.6 | 13.3 |
| CH650 | 24.0 | 8.054 | 0.074 | 37.3 | 11.3 |
| CH800 | 40.3 | 7.951 | 0.019 | 28.6 | 4.6 |
| HA450 | 18.4 | 8.078 | 0.171 | 24.4 | 29.2 |
| HA650 | 23.1 | 8.014 | 0.141 | 39.2 | 19.5 |
| HA800 | 42.2 | 7.958 | 0.015 | 14.7 | 5.0 |