Table 1.
Influence of viscosity on τR determined using computer simulations and on the linewidths of the low field component of the doublet.
| Glycerol (%V/V)a | Viscosity (cP) | τR (ns)b | Measured Linewidth (G)c |
|---|---|---|---|
| 0 | 0.96 | 0.27±0.01 | 0.57±0.01 |
| 12.5 | 1.43 | 0.45±0.01 | 0.93±0.01 |
| 25 | 2.28 | 0.77±0.01 | 1.61±0.01 |
| 35 | 3.52 | 1.22±0.01 | 2.51±0.05 |
| 45 | 5.82 | 2.09±0.01 | 4.57±0.02 |
| 67.5 | 25.62 | 8.52±0.02 | - |
| 80 | 80.35 | 25.74±0.17 | -. |
| 85 | 139.52 | 44.73±0.47 | -. |
| 90 | 259.71 | 83.19±0.55 | -. |
[a]
%V/V Glycerol in deoxygenated PBS (10 mM, NaCl 0.137M) at 22°C.
[b]
Mean of τR calculated from three individual spectra.
[c]
Means of the peak-to-peak linewidths measured from three spectra for the low field peak.