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Influence of the heating on the microwave measurement: heating gas temperature, frequency shift and quality factor. The resonator temperature is calculated from the frequency shift.
| Measurement | Calculation | ||||
|---|---|---|---|---|---|
|
| |||||
| Theating gas/°C | fres/GHz | Δf/kHz | Δf/fres, 25 °C/% | Q0 | Tresonator/°C |
| 25 | 1.1789784 | 0 | 0 | 9715 | 25 |
| 186 | 1.1788015 | −176.9 | −0.0150 | 9508 | 33 |
| 280 | 1.1785603 | −418.2 | −0.0355 | 9359 | 40 |
| 380 | 1.1781235 | −854.9 | −0.0725 | 9365 | 57 |
| 460 | 1.1777885 | −1190 | −0.1009 | 9207 | 69 |
