| ID |
Date |
Author |
Category |
Subject |
Text |
 |
|
32
|
Fri May 7 04:39:00 2021 |
Liliana, Akash, Wolfram, Helmut, Shahab | Runs | Data taking starts | File start being recorded at 4:38 am
Sync with the server is working.
|
|
|
31
|
Fri May 7 04:26:54 2021 |
Shahab | Runs | 245 MHz resonator extra 20dB gain off | made sure that the extra 20dB amplifier is
off. |
|
|
30
|
Fri May 7 04:01:51 2021 |
Shahab | Runs | Picture after scraping | this picture is after scraping by helmut,
showing the 410 MHz detector, that is we
would expect an isomer where the marker M1 |
|
|
29
|
Fri May 7 03:51:56 2021 |
Shahab | Analysis | peak frequencies | a reference schematic of the peaks on 410
MHz (211th harmonic) and 245 MHz (126th harmonic) |
|
|
28
|
Fri May 7 03:46:58 2021 |
Liliana, Akash, Wolfram, Helmut, Shahab | General | Scraper settings | Scraper settings have been played around with
to try and remove satellite lines...
|
|
|
27
|
Fri May 7 03:44:55 2021 |
Helmut Weick | Accelerator | scraper optimisation | Opened TE4 slits again to +/-10mm.
Then we tried different scrapers:
|
|
|
26
|
Fri May 7 03:33:11 2021 |
Liliana, Akash, Wolfram, Helmut, Shahab | General | status | At the moment we see a second peak to the
left of each intense line.
The distance between the main peak and the |
|
|
25
|
Fri May 7 02:01:08 2021 |
Liliana, Akash, Wolfram, Helmut, Shahab | Accelerator | Beam issues for short duration | RFQ fall-out (HKR working on it...)
Beam stop time: 01.58am
|
|
|
24
|
Fri May 7 01:49:03 2021 |
Rui-Jiu Chen | DAQ | Comparison of I_Raw/Q_Raw between different reference level | This is a comparison of I_Raw/Q_Raw between
different reference level. The range of NTCAP
ADC is only 2^15 bit. So signals (I_Raw and |
|
|
23
|
Fri May 7 01:47:36 2021 |
Ragan, Rui-Jiu | DAQ | Change reference level to -30dBm | Reference Level: -30 dBm.
Start taking data.
|
|
|
22
|
Fri May 7 01:44:24 2021 |
Rui-Jiu Chen | DAQ | Change reference level to -40dBm | Reference Level: -40 dBm.
Start taking data.
|
|
|
21
|
Fri May 7 01:07:27 2021 |
Helmut Weick | Analysis | maybe frequency ID | We think we see the frequency range of A/q=2.25
at 243.1 MHz.
This would correspond to L=108.2m and E=386.4 |
|
|
20
|
Thu May 6 23:06:18 2021 |
Rui-Jiu Chen | DAQ | Change reference level to -50dBm | Beam is secondary beam now. The intensity
is lower. Change reference level to -50dBm.
Carrier frequency:245MHz
|
|
|
19
|
Thu May 6 22:05:30 2021 |
Helmut | Accelerator | Beamline and ESR data sets for 72Ge setting | parammodi exports, E-SIS = 441.0 MeV/u with
Be-1840 mg/cm² target in, isoc. ESR, at least
we see fragments |
|
|
18
|
Thu May 6 21:45:30 2021 |
Helmut | Detectors | beam position on TE5 grids | The two grids do not work very well, one x
position is opposite to the other.
But at least a guidance for the future, this |
|
|
17
|
Thu May 6 21:36:04 2021 |
Regina + Markus + Yuri | Accelerator | Cooler Curve | Final cooler curve, Isochronous 78Kr |
|
|
16
|
Thu May 6 21:26:02 2021 |
Yuri et al. | Accelerator | Energies | gamma_t = 1.3955
Br(72Ge) corresponds to 6.79575 Tm
E (Kr) at Br(72Ge) = 392.9 MeV/u
|
|
|
15
|
Thu May 6 18:21:42 2021 |
Ragan, Rui-Jiu | DAQ | NTCAP started again | NTCAP was stopped at 17:34 for the optimisation
purpose.
NTCAP started again at 18:20 with the change |
|
|
14
|
Thu May 6 17:48:48 2021 |
W. Korten, Helmut | General | ESR setting for 72Ge ions with primary beam | Setting the 78Kr (after the target) to the
Brho of the 72Ge beam at 368.4 MeV/u (gamma=1.3955),
i.e. 6.79575 Tm, which leads to an energy |
|
|
13
|
Thu May 6 17:02:49 2021 |
Ragan, Rui-Jiu | DAQ | Scaler signals and parameters of NTCAP | At the moment, we record 7 signals in scaler
channels and one Schottky signal (245 MHz
resonance cavity) in the NTCAP with the attached |
|