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| Nuclear hyperfine mixing in 229Th89+ |
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Message ID: 203
Entry time: Sun Apr 10 22:47:05 2022
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| Author: |
Patrick, Volker, Prannay, Danyal, Alexandre, Sebastian, Kristian |
| Category: |
Runs |
| Subject: |
Runs night shift 10.04 + morning shift 11.04 |
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These are the measurement runs of the night shift (10/11.04.).
Wavelength range is still 322.81 - 322.40 nm.
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Time | SIS-intensity | cooler-HV | LMD-DAQ1 start-end | LMD-DAQ2 start-end | scan range(nm) | step width(nm) | dwell time(s) | particles counted | comments
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23:05 | 1.75e9 | 209620 | 0165 - 0165 | 7901-7901 | 322.81 - 322.40 | 0.002 | 5s | 8500 |
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23:57 | 1.?e9 | 209620 | 0166 - 0166 | 7902-7902 | 322.81 - 322.40 | 0.002 | 5s | 8500 | The HV of PMT south was changed from 2.5kV to 3kV
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00:35 | 1.4e9 | 209620 | 0167 - 0167 | 7903-7903 | 322.81 - 322.40 | 0.002 | 5s | 4100 |
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01:18 | 1.75e9 | 209620 | 0168 - 0168 | 7904-7904 | 322.81 - 322.40 | 0.002 | 5s | 4400 |
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01:58 | 1.4e9 | 209620 | 0169 - 0169 | 7905-7905 | 322.81 - 322.40 | 0.002 | 5s | 7700 | The ESR went red after this run. The on-call service was called because of some power supply failure, ETA: 45min.
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04:12 | 1.75e9 | 209620 | 0171 - 0171 | 7906-7906 | 322.81 - 322.40 | 0.002 | 5s | 7600 | With the start of this run, the wavemeter, labview and the python script were restarted. The python script was slightly adjusted.
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04:50 | 1.6e9 | 209620 | 0172 - 0172 | 7907-7907 | 322.81 - 322.40 | 0.002 | 5s | 8300 |
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05:31 | 1.6e9 | 209619 | 0173 - 0173 | 7908-7908 | 322.81 - 322.40 | 0.002 | 5s | 8100 |
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06:09 | 1.6e9 | 209615 | 0174 - 0174 | 7909-7909 | 322.81 - 322.40 | 0.002 | 5s | 8000 |
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06:52 | 1.8e9 | 209615 | 0175 - 0175 | 7910-7910 | 322.81 - 322.40 | 0.002 | 5s | 8800 | at 07:08 the cooler voltage jumped from 209615 V to 209619 V
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07:30 | 1.9e9 | 209619 | 0176 - 0176 | 7911-7911 | 322.81 - 322.40 | 0.002 | 5s | forgotten | at 07:50 the cooler voltage jumped from 209619 to 209610 V and back again at to 209619 V
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08:18 | 1.8e9 | 209619 | 0177 - 0177 | 7912-7912 | 322.81 - 322.40 | 0.002 | 5s | 9100 | 08:47 the cooler voltage jumped from 209618 to 209614 V and back again at to 209618 V
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08:55 | 1.75e9 | 209619 | 0178 - 0178 | 7913-7913 | 322.81 - 322.40 | 0.002 | 5s | 8300 |
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09:36 | 1.6e9 | 209619 | 0179 - 0179 | 7914-7914 | 322.81 - 322.40 | 0.002 | 5s | 8194 |
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The SIS intensity is taken directly before injection to ESR. Not the SIS peak intensity as in yesterday's table. |