Table 4
Ethanol measurement data, calculated data and results of rainbow signal fitting process.
P inside (bar) | T air,inside (°C) | T air,outside (°C) | d theoretical (μm) | d fitting (μm) | n air,P | n rela | n abs |
---|---|---|---|---|---|---|---|
1.01 | 23.50 | 23.60 | 186.08 | 186 | 1.0002702 | 1.3627 | 1.3631 |
10.19 | 24.00 | 24.10 | 187.40 | 177 | 1.0027220 | 1.3584 | 1.3621 |
21.27 | 24.30 | 24.40 | 235.66 | 212 | 1.0056991 | 1.3535 | 1.3612 |
31.87 | 24.60 | 24.60 | 216.569 | 203 | 1.0085630 | 1.3491 | 1.3607 |