ID |
Date |
Author |
Category |
Subject |
Year |
Text |
|
277
|
Thu Apr 23 19:09:58 2020 |
Laszlo | Calibration | theoretical K-REC cross sections | | Find attached Andrey Surzhykov's calculations
for the theta angle in respect to the beam
direction (in lab. frame) vs. cross section |
9x |
278
|
Wed Apr 29 16:06:28 2020 |
Laszlo | Calibration | efficiency fit - 90degree, combined dataset | | For the efficiency vs E fit of the 90degree
Xray detector I have used the following phenomenological
funciton:
|
|
279
|
Thu Apr 30 17:40:57 2020 |
Laszlo | Calibration | efficiency fits | | For all 3 detector the calibration data sets
were combined to include the systematics
in the fit results directly. Combining means |
|
280
|
Thu Apr 30 22:55:45 2020 |
Laszlo | Calibration | inverse square law test | | I have made also the inverse square law fits.
We have data only for 90degre with the 241Am
source, but both for the 1. and 2. calibrations. |
|
281
|
Wed May 6 23:02:42 2020 |
Laszlo | Calibration | efficiency values | | I have calculated the efficiency values by
putting the energies of the K-REC peaks into
the phenomenological (empirical) function |
|
282
|
Tue May 19 16:48:15 2020 |
Laszlo | General | E127 beamtime overview | | Here is a representation how was the time
management during E127. The time, what we
could spend with measuring the 118Te(pg), |
|
283
|
Fri Jun 5 14:06:15 2020 |
Laszlo | Detectors | DSSSD and SCRAPER position estimate for Xe and Te experiments | 2020 | We don't know the exact absolute positions
of the detector (+scraper) and the beam.
However, what we have to know is only these |
|
346
|
Sun May 16 13:31:49 2021 |
Laszlo | DAQ | Cabling Documentation | 2021 | Si HV and current was switched in the last
documentation. |
|
358
|
Thu May 20 18:11:24 2021 |
Laszlo | General | Touching the beam with Dsssd - current change | 2021 | |
|
359
|
Thu May 20 18:13:55 2021 |
Laszlo | General | Vacuum change while Si movement | 2021 | The vacuum remained in the E-10 range after
moving the dsssd. The oscillation in the
vacuum.values are due to the
|
|
360
|
Fri May 21 01:17:37 2021 |
Laszlo | Analysis | simple analysis code | 2021 | //a simple code (template) for offline analysis
//made by Laszlo, serves as a simple demonstration
for enthusiastic shifters
|
|
368
|
Fri May 21 19:20:54 2021 |
Laszlo | General | misalignment in the pattern | 2021 | for some reason the event number of the target
ON and OFF was misaligned with the pattern.
This means that the last few runs (run53, |
|
387
|
Sat May 22 16:28:10 2021 |
Laszlo | General | DSSSD movement | 2021 | The DSSSD is moved back to its measurement
position(-25mm). |
|
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. |
|
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 |
|
397
|
Sat May 22 21:33:22 2021 |
Laszlo | Detectors | Xray detectors are filled at 90 and 35 | 2021 | |
|
404
|
Sun May 23 02:16:47 2021 |
Laszlo | General | quick comparison between different scraping positions | 2021 | So far we did 3 scraping positions:
- 30mm away from beam axis (lmd72-75)
- 25mm away from beam axis (lmd78-80)
|
|
462
|
Wed May 26 07:08:07 2021 |
Laszlo | Calibration | quick and dirty calibration coefficients for the Si channels | 2021 | The coefficients are produced only quick and
dirty, S_x=1 was fixed to 1.
E = E_x = E_y = S_x*A_x = S_y*A_y
|
|
521
|
Fri May 28 14:14:31 2021 |
Laszlo | General | Alvarez failure at 10:30 28:05:2021 | 2021 | |
|
292
|
Wed Apr 28 09:12:47 2021 |
Jan, Yuri | Detectors | UI-diagram | 2021 | The UI-curve of the detector
U I
10 0.11
|
|