Table 1 Grain or crystallite size of the HT-Er2O3 NPs
From: Physicochemical and nanomedicine applications of phyto-reduced erbium oxide (Er2O3) nanoparticles
2θ | hkl | FWHM | Grain or crystallite size (nm) |
|---|---|---|---|
222 | 222 | 1.16335 | 7.37 |
400 | 400 | 1.06846 | 8.13 |
440 | 440 | 1.1669 | 7.79 |
622 | 622 | 1.35403 | 6.98 |
Average grain or crystallite size | D = 7.56 nm | ||
Dislocation density | δ = 1/D2 = 0.0174 nm−2 | ||
Grain or crystallite size using Williamson-Hall method | 11Â nm | ||
Dislocation density | δ = 1/D2 = 0.008 nm−2 | ||
Strain (ε) | 0.0378 | ||