| ID | 
Date | 
Author | 
Category | 
Subject | 
Year | 
| 
  398  
 | 
Sat May 22 21:40:09 2021 | 
Pierre-Michel & Enis | Runs | Run 0077 | 2021 | 
open file : e127b_run0077.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +2.5 mm (20mm away from beam) 
 
run start: 21:39:33 22-05-2021 
run stop: 22:20:22 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    15 Hz 
Xray_ON_bdt:  700 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      1.2e8          
ESR current at injection:  4e7     
ESR particles after decel.: 2.5e6  
Target ON density:          1.0e14 | 
| 
  397  
 | 
Sat May 22 21:33:22 2021 | 
Laszlo | Detectors | Xray detectors are filled at 90 and 35 | 2021 | 
 | 
| 
  396  
 | 
Sat May 22 20:47:39 2021 | 
Pierre-Michel & Enis | Runs | Run 0076 | 2021 | 
open file : e127b_run0076.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +2.5 mm (20mm away from beam) 
 
run start: 1:: 22-05-2021 
run stop: 21:21:38 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    15 Hz 
Xray_ON_bdt:  700 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      1.3e8          
ESR current at injection:  4.5e7     
ESR particles after decel.: 2.5e6  
Target ON density:          1.0e14 | 
| 
  395  
 | 
Sat May 22 20:46:19 2021 | 
Laszlo, Pierre.Michel, Enis | General | new scraper position | 2021 | 
The scraper was moved into 2.5mm in absolute which corresponds to 20mm away from the beam axis.
Pressluft Antriebe
Position 1
GE01DD1IG (SC12) 2.5 mm
Position 2
GE01DD1IG (SC9) 2.5 mm  | 
| 
  394  
 | 
Sat May 22 19:32:28 2021 | 
Pierre-Michel & Enis | Runs | Run 0075 | 2021 | 
open file : e127b_run0075.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +12.5 mm 
 
run start: 1:: 22-05-2021 
run stop: 1:: 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    15 Hz 
Xray_ON_bdt:  700 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      1.1e8          
ESR current at injection:  2.5e7     
ESR particles after decel.: 2.5e6  
Target ON density:          1.0e14 | 
| 
  393  
 | 
Sat May 22 19:05:13 2021 | 
Pierre-Michel & Enis | Runs | Run 0074 | 2021 | 
Note: SIS lost HF, no beam since 19:21. Stopped run early 
 
open file : e127b_run0074.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +12.5 mm 
 
run start: 1:: 22-05-2021 
run stop: 1:: 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    15 Hz 
Xray_ON_bdt:  700 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      8e7          
ESR current at injection:  3e7     
ESR particles after decel.: 2e6  
Target ON density:          1.0e14 | 
| 
  392  
 | 
Sat May 22 18:05:22 2021 | 
Pierre-Michel & Enis | Runs | Run 0073 | 2021 | 
open file : e127b_run0073.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +12.5 mm 
 
run start: 1:: 22-05-2021 
run stop: 1:: 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    10 Hz 
Xray_ON_bdt:  600 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      9e7          
ESR current at injection:  2e7     
ESR particles after decel.: 2e6  
Target ON density:          1.0e14 | 
| 
  391  
 | 
Sat May 22 17:15:26 2021 | 
Laszlo | General | Scraper position | 2021 | 
We found the beam axis with the scraper to be -17.5 mm.
The Scraper position set to +12.5 mm, 30 mm relative from the beam.  | 
| 
  390  
 | 
Sat May 22 17:13:48 2021 | 
Laszlo | Detectors | Si position changed | 2021 | 
Si was moved from -25 mm to -19 mm before run 0072.  | 
| 
  389  
 | 
Sat May 22 17:01:33 2021 | 
Pierre-Michel & Enis | Runs | Run 0072 | 2021 | 
open file : e127b_run0072.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference  measurement with scraper 
 
Detector position (Si): -19 mm 
GE01DD1IG position (Scraper): +12.5 mm 
 
run start: 1:: 22-05-2021 
run stop: 1:: 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    15 Hz 
Xray_ON_bdt:  600 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      9e7          
ESR current at injection:  3e7     
ESR particles after decel.: 3e6  
Target ON density:          1.0e14 | 
| 
  388  
 | 
Sat May 22 16:29:07 2021 | 
Laszlo et al. | General | coolers are back | 2021 | 
we can measure again.
(please write a detailed description if needed)  | 
| 
  387  
 | 
Sat May 22 16:28:10 2021 | 
Laszlo | General | DSSSD movement | 2021 | 
The DSSSD is moved back to its measurement position(-25mm).  | 
| 
  386  
 | 
Sat May 22 14:53:34 2021 | 
Beatriz et al. | General | DSSD Movement | 2021 | 
DSSSD moved to the most in position in order to try to scrape the beam with the scraper.  | 
| 
  384  
 | 
Sat May 22 11:22:02 2021 | 
Beatriz, Yury, Jan | Runs | Run 0071 | 2021 | 
open file : e127b_run0071.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 11:21:40 22-05-2021 
run stop: 11:56:31 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    50 Hz 
Xray_ON_bdt:  500 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      9e7          
ESR current at injection:  3e7     
ESR particles after decel.: 3e6  
Target ON density:          1.0e14 
 
 
We close file so that Jan and Jury can go into the ESR to try to solve the problem with the control system of the scraper. | 
| 
  383  
 | 
Sat May 22 09:42:20 2021 | 
Beatriz, Yury, Jan | Runs | Run 0070 | 2021 | 
open file : e127b_run0070.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 09:41:54 22-05-2021 
run stop: 11:20:39 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    50 Hz 
Xray_ON_bdt:  500 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      6e7          
ESR current at injection:  3.1e7     
ESR particles after decel.: 4.1e6  
Target ON density:          1.0e14 
  
No beam or low intensity for quite some while... | 
| 
  382  
 | 
Sat May 22 09:07:55 2021 | 
Beatriz, Yury | Runs | Run 0069 | 2021 | 
open file : e127b_run0069.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 09:07:16 22-05-2021 
run stop: 09:20:24 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    30 Hz 
Xray_ON_bdt:  200 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  330 uA 
 
 
SIS particles before:      2e7          
ESR current at injection:  6e6     
ESR particles after decel.: ~1e6  
Target ON density:          1.0e14 
  | 
| 
  381  
 | 
Sat May 22 08:00:52 2021 | 
Beatriz, Yury | Runs | Run 0068 | 2021 | 
open file : e127b_run0068.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 08:00:43 22-05-2021 
run stop: 09:06:54 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    30 Hz 
Xray_ON_bdt:  200 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  330 uA 
 
 
SIS particles before:      2e7          
ESR current at injection:  6e6     
ESR particles after decel.: ~1e6  
Target ON density:          1.0e14 
  
The intensity is lower because they are preparing a 4He beam for R3B. 
For a few minutes there were no particles in SIS. 
We have quite some fluctuations in intensity in this run. | 
| 
  380  
 | 
Sat May 22 06:53:08 2021 | 
Cobus, Michele, Beatriz, Yury | Runs | Run 0067 | 2021 | 
open file : e127b_run0067.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 06:52:32 22-05-2021 
run stop: 08:00 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    50 Hz 
Xray_ON_bdt:  450 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      7.3e7          
ESR current at injection:  1.9e7     
ESR particles after decel.: 2.0e6  
Target ON density:          1.0e14 
  
For some minutes there was no beam in the ESR because Yuri was trying to move the scraper. | 
| 
  379  
 | 
Sat May 22 05:49:31 2021 | 
Cobus, Michele | Runs | Run 0066 | 2021 | 
open file : e127b_run0066.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 05:48:52 22-05-2021 
run stop: 06:52:28 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    70 Hz 
Xray_ON_bdt:  700 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      1.25e8          
ESR current at injection:  3.75e7     
ESR particles after decel.: 3.5e6  
Target ON density:          1.0e14 
  | 
| 
  378  
 | 
Sat May 22 04:50:21 2021 | 
Cobus, Michele | Runs | Run 0065 | 2021 | 
open file : e127b_run0065.lmd 
 
beam: 124Xe54+ 
energy: 7 MeV/u 
cooler voltage: 
 
purpose:  
Reference measurement 
 
Detector position (Si): -25 mm 
GE01DD1IG position (Scraper): out/not used 
 
run start: 04:49:47 22-05-2021 
run stop: 04:48:41 22-05-2021 
_______________________________________________________________________________ 
 
ON Rates 
Si_ON_bdt:    70 Hz 
Xray_ON_bdt:  650 Hz 
BaF_OR:     --- 
 
Si voltage:          100.0 V   
Si leakage current:  340 uA 
 
 
SIS particles before:      1.1e8          
ESR current at injection:  3.5e7     
ESR particles after decel.: 2.5e6  
Target ON density:          1.0e14 
  |