Dimensions of 8% Eu–CeO2 nanomaterials as determined by TEM image analysis.
| Sample | Width (nm) | Length (nm) |
|---|---|---|
| Nanowires | 108 ± 25 | >1 μm |
| Nanorods | 11 ± 3 | 91 ± 21 |
| Annealed nanorods | 19 ± 6 | 59 ± 29 |
| Nanocubes | 25 ± 11 | — |
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