Table 1. EDS Data Averaged from Several Point Scans of V2AlC, Pristine V2CTx, and V2CTx Hydrolyzed at Different Temperaturesa.
| sample | V | Al | O | F | O (XPS) | F (XPS) |
|---|---|---|---|---|---|---|
| V2AlC | 2 | 0.93 | 0.07 | - | ||
| V2CTx | 2 | 0.03 | 0.27 | 1.00 | 1.31 | 0.54 |
| Hyd100C | 2 | 0.03 | 0.38 | 0.74 | ||
| Hyd200C | 2 | 0.05 | 0.28 | 0.49 | ||
| Hyd300C | 2 | 0.02 | 0.27 | 0.31 | 1.18 | 0.04 |
| Hyd400C | 2 | 0.09 | 0.35 | 0.15 | ||
| Hyd500C | 2 | 0.03 | 1.06 | 0.03 |
The last two columns indicate the quantification obtained from the XPS fitting. All values are presented relative to one formula unit of V2CTx (or a V amount of 2).