Table 1.
Peak positions for the experimental EELS spectra collected from the metal, sub-oxide, and oxide along with the peak positions from the data simulated from the three model sub-oxide structures
| Experiment | |||||
|---|---|---|---|---|---|
| Peak positions [eV] | |||||
| Metal | 7.4 | 16.8 | |||
| Sub-oxide | 6.0 | 14.6 | 17.4 | ||
| Oxide | 6.8 | 14.4 | 25.4 | 24.2 | |
| Simulation | |||||
| Peak positions [eV] | Comparison with experiment | ||||
|---|---|---|---|---|---|
| Hexagonal | 5.5 | 13.9 | 16.9 | 23.1 | 1.5 |
| Orthorhombic | 6.2 | 14.4 | 17.0 | 22.1 | 2.2 |
| Cubic | 5.0 | 14.4 | 17.7 | 21.7 | 2.7 |
The error in the measurement of the experimental peak positions is ±0.2 eV. An estimate of
match between experiment and simulation for the sub-oxide has been calculated using
.