ID |
Date |
Author |
Category |
Subject |
Text |
|
206
|
Mon Apr 11 10:17:01 2022 |
Danyal | Accelerator | Interlock - reset | 10:17
Wie heutemorgen in der Sitzung (morning briefing)
vereinbart,
|
|
207
|
Mon Apr 11 10:31:07 2022 |
Kristian, Sebastian, Alexandre, Danyal, Paul | General | new laser wavelength scan range 322.41 - 322.00 nm | new wavelength scan range is 322.41 - 322.00
nm
|
|
208
|
Mon Apr 11 11:05:35 2022 |
Sebastian, Kristian | Laser | Check laser power | we checked the UV laser power at 10:15 am.
It was only 8.5 - 9 mJ. Pumping power was
460 mJ, which is the maximum output of the |
|
209
|
Mon Apr 11 12:50:22 2022 |
Kristian | Accelerator | Th lifetime | We used the counter to measure the lifetime.
During the 30 min scan time dropped only
slowly.
|
|
210
|
Mon Apr 11 14:45:11 2022 |
Paul, Konstantin, Sarper, David | Runs | Afternoon shift runs 11.04 | We continue scan the new wavelength scan range
is 322.41 - 322.00 nm
|
|
211
|
Mon Apr 11 18:46:31 2022 |
Rodolfo, Sarper and Konstantin | Laser | Alignment-check | We cross-checked the laser-ion alignment.
The horizontal position was optimized. However,
|
|
212
|
Mon Apr 11 18:57:18 2022 |
Rodolfo | Laser | New flashlamps | We (Sarper, Konstantin and me) have changed
the old flashlamps (with ~ 26 Mio. shots)
by new "fresh" ones. We have also exchange |
|
213
|
Mon Apr 11 22:14:51 2022 |
Konstantin, Sarper | Laser | Changing of the wavelength range | It is planned to change the scan range of
the laser wavelength from 322.41 - 322.0
nm to 322.01 - 321.6 nm @ 4 a.m. |
|
214
|
Mon Apr 11 22:33:16 2022 |
Carsten | General | Backup of data to the external RAID disks | |
|
215
|
Tue Apr 12 04:43:29 2022 |
Alexandre, Kristian, Sebastian | Runs | 322.01 - 321.60 nm | We scan the wavelength scan range is 322.01
- 321.60 nm
|
|
216
|
Tue Apr 12 12:41:20 2022 |
Alexandre, Sebastian | Accelerator | no beam in SIS18 | |
|
217
|
Tue Apr 12 13:24:40 2022 |
Alexandre, Sebastian | Detectors | Sideband in Schottky | Sometimes we see a broad sideband at lesser
schottky frequencies to the high intensity
thorium beam.
|
|
218
|
Tue Apr 12 14:11:52 2022 |
Ragan | Detectors | Sideband in Schottky | > Sometimes we see a broad sideband at lesser
Schottky frequencies to the high-intensity
thorium beam.
|
|
219
|
Tue Apr 12 14:52:19 2022 |
Rodolfo | Detectors | PMT Nord, Middle. Datasheets | Attached are the datasheets for the solar-blind
PMTs.
|
|
220
|
Tue Apr 12 15:05:56 2022 |
Rodolfo | Laser | Laser status | We have checked the laser power at 14:15 *
- Pump energy after Q-Ray @ 532nm: 559 mJ.
|
|
221
|
Tue Apr 12 17:01:30 2022 |
Konstantin | Detectors | Voltage PMT North | Voltage of PMT North has been increased from
2500 V to 2600 V. Additionally the threshold
was adapted from 25 mV to 12 mV. |
|
222
|
Tue Apr 12 21:56:54 2022 |
Volker, David, Pierre-Michel & Danyal, Alexandre, Sebastian | General | new laser wavelength scan range 321.62 - 321.10 nm | New wavelength scan range is [B]321.62 - 321.10
nm[/B]. Before the new scan range (compare
old scan range in [URL=https://elog.gsi.de/esr/E142/215] |
|
223
|
Wed Apr 13 14:29:04 2022 |
Carsten, Rodolfo, Sarper, David, Pierre-Michel, Max, Sebastian | Runs | Afternoon - morning shift runs 13.+14.04. | Changed the wavelength scan range from [B]321.62
- 321.10 nm[/B] to [B][B]321.12 - 320.60[/B]
nm[/B] after one scan.
|
|
224
|
Wed Apr 13 15:41:29 2022 |
Rodolfo & Sarper | Laser | Laser status | We have checked the power of the laser and
optimized it "a bit".
|
|
225
|
Thu Apr 14 06:29:18 2022 |
Max, Sebastian | Accelerator | lesser ESR injection intensity | We now have less ESR injection intensity (see
screenshot attached).
|
|