Table 3. Activation Energies (EA) and Some Selected Correlation Times (τ) for N1222-PAMPS:LiFSI Mixtures As Calculated from the 7Li and 19F NMR Line Widths.
| Li translational
dynamics |
FSI
translational dynamics |
|||||||
|---|---|---|---|---|---|---|---|---|
| N1222-PAMPS/LiFSI molar fraction | EA (kJ·mol–1) | τ0 (s) | τ(293 K) (s) | τ(373 K) (s) | EA (kJ·mol–1) | τ0 (s) | τ(293 K) (s) | τ(373 K) (s) |
| 25/75 | 43.9 | 3.8 × 10–10 | 7.0 × 10–3 | 3.6 × 10–4 | ||||
| 50/50 | 14.0 | 3.0 × 10–6 | 9.2 × 10–4 | 2.7 × 10–4 | 2.1 | 6.9 × 10–6 | 1.6 × 10–5 | 1.4 × 10–5 |
| 70/30 | 28.8 | 3.4 × 10–8 | 4.5 × 10–3 | 3.6 × 10–4 | 49.6 | 2.1 × 10–8 | 1.4 × 10–5 | 1.8 × 10–7 |