| ID |
Date |
Author |
Category |
Subject |
Text |
 |
|
Draft
|
Fri Jun 27 22:14:35 2025 |
Anton, Finn, Carsten | Runs | Runs night shift 27.06. 28.06 | 22:10 SIS Trafo GS09DT scale was changed
to 4e8 (not just the lassie monitor)
|
|
|
68
|
Fri Jun 27 14:23:39 2025 |
Nils, Wilfried, Carsten, Julian | Runs | Runs afternoon shift 27.06. | 15:30 We have a break due to an issue at UNILAC
(quadrupole failed). Also radiation safety
interlock was triggered at the fragment separator. |
|
|
67
|
Fri Jun 27 11:21:25 2025 |
Esther, Konstantin | DAQ | Timing | We cross-checked the timing. Laser pulse is
detected at bins 136 (PD-North) and 171 (PD-south),
respectively. Therefore, the laser puls is |
|
|
66
|
Fri Jun 27 06:55:45 2025 |
Esther. Konstantin | Laser | Laser-ion overlap | We cross-checked the laser-ion superposition
by using the T-scrapers. We did it only after
the scans in order to do not change the duty |
|
|
Draft
|
Fri Jun 27 06:13:02 2025 |
Esther, Konstantin | Runs | Early shift - data taking | [B]Notes:[/B]
1. TE slits at -10 and +10
2. SIS intensity unstable until about 9:00 |
|
|
64
|
Thu Jun 26 22:51:04 2025 |
Hendrik, Finn | Runs | Nightshift data runs | After the scan at 22:04 teh FCU new was new
calibrated. For this MEdusa was stopped and
reopened in the laser lab. This stops the |
|
|
63
|
Thu Jun 26 21:27:34 2025 |
Carsten, Jan, Simon | Calibration | Timing | We checked the timing (before the start of
the measurement cycle documented below).
Timing and measurement window are attached. |
|
|
62
|
Thu Jun 26 19:01:46 2025 |
Carsten, Jan, Simon | Runs | Late shift 26.06. |
[B] Scan parameters:[/B]
[TABLE border="1"]
|
|
|
61
|
Thu Jun 26 18:13:17 2025 |
Jan, Carsten | Detectors | PMT voltages & thresholds | current settings of PMT voltages and thresholds
at the CAEN CFD:
|
|
|
60
|
Wed Jun 25 05:53:54 2025 |
Rodolfo | Laser | FCU | Cobra's FCU was recalibrated. Table saved
as FCU_547-554_RS_2024-06-25.fcu. |
|
|
59
|
Tue Jun 24 22:24:36 2025 |
Carsten, Finn, Hiroshi, Esther, Rodolfo | Runs | Data taking (night shift 24.06.) |
[B] Scan parameters:[/B]
[TABLE border="1"]
|
|
|
58
|
Tue Jun 24 18:49:18 2025 |
Carsten, Rima, Nils, Simon | Runs | Second attempt (Late shift 24.06.) |
[B] Scan parameters:[/B]
[TABLE border="1"]
|
|
|
57
|
Tue Jun 24 17:39:13 2025 |
Carsten, Stefan, Simon, Rima, Nils | Detectors | PMT behaviour - noise / PMT voltages / CFD Threshholds / CAEN Power supply (broken channel resetted) | PMT North and South have been changed:
CFD CH0: Middle Thr 7 / CAEN HV Ch1: 2750 |
|
|
56
|
Tue Jun 24 15:44:06 2025 |
Konstantin | DAQ | Phase shift in DAQ1 | In the SetParameters.C file is a parameter
called fPar->piPhaseOffset. It was shifted
from 100 to 50 in order to see ion bunches |
|
|
55
|
Tue Jun 24 12:25:34 2025 |
Carsten | Detectors | PMT behaviour - noise / PMT voltages / CFD Threshholds / CAEN Power supply (broken channel resetted) | In position North there is still the "old"
9423B PMT that draws quite some current.
On this detector threre is also some quite |
|
|
54
|
Mon Jun 23 18:36:39 2025 |
Wilfried, Simon | Detectors | PMT test with LED | We tested the PMTs again, this time with an
UV LED that is mounted at a window close
to the XUV detector.
|
|
|
53
|
Mon Jun 23 10:59:36 2025 |
Julian, Lukas, Zsolt, Nadine, Konstantin | Runs | Scan routine | -Start new injection
->wait for 60 injections to be complete
->note down SIS intensity (at extraction)
|
|
|
51
|
Mon Jun 23 10:52:34 2025 |
Julian, Lukas, Zsolt, Nadine, Konstantin | Laser | Frequency conversion unit | We exchanged the old BBO of the Cobra's FCU
with a new one. The output power of the Cobra
was around 120mJ. In the end, we achieved |
|
|
50
|
Mon Jun 23 01:01:17 2025 |
Carsten | Detectors | CAEN PMT Power supply | Since yesterday, channel 0 of the CAEN PS
is dead (no voltage even without cable).
Changed detector south to channel 3. |
|
|
Draft
|
Sun Jun 22 23:48:35 2025 |
Carsten | Accelerator | Summary of todays settings and tests | Scraping, beam intesnity optimizations and
nuching were set up and optimized during
the day.
|
|