| ID |
Date |
Author |
Category |
Subject |
Text |
 |
|
85
|
Tue May 31 07:29:11 2022 |
Ken | Detectors | XUV-Detektor | Rate was very low: ~ 100Hz
Adjusted Walk level and Threshold, new rate:
5kHz
|
|
|
84
|
Mon May 17 21:43:56 2021 |
Danyal | General | The test beamtime was a success. | Dear all,
The test beamtime is now over.
|
|
|
83
|
Mon May 17 08:05:42 2021 |
Team | General | End of beamtime | ~ 8 a.m. |
|
|
82
|
Sun May 16 22:11:49 2021 |
Team | General | Laser Polarisation values | maximal transmission of PBSC (257/514 pbsc
was used in combination with xlp12 detector
and visual on a screen):
|
|
|
81
|
Sun May 16 21:23:02 2021 |
Team | General | ESR OPEN -> preparation for Polarisation Tests | |
|
|
80
|
Sun May 16 11:29:22 2021 |
Benedikt | General | Automated laser scans working | The automated laser scans are working now.
We can now scan with the following functions:
triangle, sawtooth, cosinus/sinus, arctan, |
|
|
79
|
Sun May 16 07:18:56 2021 |
Night Shift Sebastian/Max/Noah | General | Preparation for automated laser scans | We shut the laser system down to prepare automated
laser scans |
|
|
78
|
Sun May 16 07:03:07 2021 |
Team | General | Laser cooling with 166ps | We saw some indications of laser cooling @
166ps pulse length |
|
|
77
|
Sun May 16 06:13:46 2021 |
Team | General | Switch to 166ps | |
|
|
76
|
Sun May 16 05:24:00 2021 |
Team | General | Laser cooling with 285ps | we also see laser cooling with 285ps pulse
length |
|
|
75
|
Sun May 16 05:09:27 2021 |
Team | General | Switch to 285ps | pulse length -> 285ps
minimum 62mW inside ESR (depending on laser |
|
|
74
|
Sun May 16 05:09:04 2021 |
Team | General | Laser cooling with 482ps | we see laser cooling with 482ps pulse length |
|
|
73
|
Sun May 16 02:28:21 2021 |
Team | General | #Beam ON! | Laser specs:
pulse length -> 482ps
|
|
|
72
|
Sun May 16 02:22:19 2021 |
Sebastian | General | "Der Laser ist ok" | |
|
|
Draft
|
Sun May 16 02:20:58 2021 |
Sebastian | General | "Der Laser ist (wieder) ok" | |
|
|
70
|
Sun May 16 02:18:53 2021 |
Sebastian | General | UV Drop | 1:25 a.m. huge drop in UV laser power
-> small crystal bump with both y screws
of bbo oven |
|
|
69
|
Sat May 15 12:11:54 2021 |
Benedikt | General | Laser-bunch-timing | Optimizing the laser bunch timing.
h = 7 (9.0389145 MHz)
Reprate is already set to same frequency.
|
|
|
68
|
Sat May 15 11:26:44 2021 |
Benedikt | General | TEM parameters | We changed the horizontal position of the
laser beam a bit, so that we maximized the
fluorescence signal on the XUV detector (coasting |
|
|
67
|
Sat May 15 11:06:31 2021 |
Benedikt | General | New Zoom link for the moment | https://tu-darmstadt.zoom.us/j/4948400422?pwd=SEJaUzBuYXM0TTd6UWxoZTFlWEZxUT09
Meeting ID: 494 840 0422
|
|
|
66
|
Sat May 15 09:57:24 2021 |
Dayshift | Runs | Currently on schedule | Enhance fluorescence rate and perform
laser bunch timing
|
|