| ID |
Date |
Author |
Category |
Subject |
Year |
Text |
 |
|
571
|
Wed Jun 2 09:14:04 2021 |
Jan | General | Telegram Chat Export | 2021 | Attached is the exported Telegram chat.
There is the simple PDF and the zip-file
containing the chat in json-format as well |
|
|
2
|
Thu Jan 17 08:45:43 2019 |
Jan | Detectors | Micron W1 DSSSD - technical information | | Attached are the spec sheets and design drawings
of the new DSSSDs from Micron.
Additionally, the 3D model made by Laszlo |
6x |
|
7
|
Wed Jun 5 11:29:13 2019 |
Jan | Detectors | position/channel calib. | | This is the first position calibration done
with the detector installed in the holder.
The goal is to assign rough positions (top/bottom/left/right) |
|
|
11
|
Fri Jun 7 14:39:36 2019 |
Jan | Detectors | Pt100 installation & readout | | The new detector holder incorporates a Pt100
temperature sensor, which is UHV compatible.
The Pt-resistor is read out via 4 wires. |
|
|
16
|
Mon Jul 8 14:57:07 2019 |
Yuanming Xing | Detectors | The measurement of the tilting angle | | As shown in the figure, the detector is tilted
by a certain angle which is about 45 degree.
|
|
|
21
|
Thu Aug 29 10:02:22 2019 |
Jan | Detectors | bakeout at ESR setup | | The bakeout for our detector setup has started
on the evening of 27.08.2019
We have a temperature sensor in the vacuum |
|
|
28
|
Wed Nov 6 14:13:53 2019 |
Jan, Laszlo | Detectors | DSSSD - 1st movement - realignment | | We moved the new detector installation for
the first time slowly into the dipole chamber.
The alignement seems to be pefect, no distortion |
|
|
29
|
Fri Nov 15 10:46:12 2019 |
Laszlo | Detectors | Detector movement from HKR | | To move the detector remotely from the HKR:
-go to a desktop of a HKR computer
-right click: "App Launcher PRO"
|
|
|
30
|
Thu Dec 5 10:57:57 2019 |
Jan, Laszlo | Detectors | setting up the DSSD with beam | | This is a brief how-to about getting the DSSSD
set up with stored beam and target in the
ESR.
|
|
|
32
|
Tue Feb 11 13:20:01 2020 |
Jan | Detectors | BaF2 - HV settings | | with these HV values the 6 channels are roughly
gain matched, such that the 7.83 MeV Po-decay
is around channel 5000. |
|
|
36
|
Fri Feb 21 11:29:59 2020 |
Jan | Detectors | det. distances at target chamber | | This is the lookup table for the distance
of each x-ray detector to the target.
See attched foto for explanation.
|
|
|
37
|
Tue Mar 10 08:52:34 2020 |
Jan | Detectors | DSSSD positioning | | To find a good Si position, we need to follow
a procedure similar to this:
|
|
|
38
|
Tue Mar 10 09:41:26 2020 |
Jan | Detectors | x-ray background from BaF | | The BaF2 detectors planned to be installed
at the target induce an additional background
in the x-ray detectors sitting below inside |
|
|
47
|
Sun Mar 15 17:12:40 2020 |
Laszlo, Jan | Detectors | new Ortec spec amps | | We are now using new SpecAmps for the x-ray
detectors from ORTEC, they deliver much improved
resolution but have other strange effects |
|
|
88
|
Fri Mar 20 22:26:42 2020 |
Jan | Detectors | BaF2 deactivated | | BaF2 detectors are deactivated nor for the
following runs. |
|
|
129
|
Sat Mar 21 13:44:16 2020 |
Pierre-Michel | Detectors | Recoil detector | | We turn on Recoil detector, to use it as a
monitor for target overlap.
|
|
|
152
|
Sat Mar 21 23:12:38 2020 |
Jan | Detectors | removed BaF detectors | | After run 67 and before run 68, the BaF detectors
have been removed in order to reduce the
Compton background in the x-ray detectors. |
|
|
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 |
|
|
284
|
Fri Oct 23 12:58:12 2020 |
Jan | Detectors | Test of 2nd DSSSD (gen2) | 2021 | This is the documentation of the source tests
with the 2nd micron DSSSD of 2nd generation
(label 3288-17, thickness 529um)
|
|
|
287
|
Tue Feb 2 13:59:00 2021 |
Jan | Detectors | DSSD installation and alignment | 2021 | The DSSD has been exchanged and aligned in
November 2020. After bakeout at 140°C
|
|