| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
120
|
Tue Jun 13 10:28:50 2023 |
Pamella | Update | General | Wiped and bagged the heating and cords. | [Pamella]
Cleaning the heater
system parts.
09:13 am: Started
wiping the last parts for the heater system |
|
|
119
|
Mon Jun 12 18:52:00 2023 |
Pamella | Update | General | Heater system parts - Wiped and bagged | [Pamella]
Cleaning the heater system
parts.
04:32 pm: Started wiping the
heater system parts.
06:38 pm: |
|
|
118
|
Mon Jun 12 12:15:10 2023 |
Pamella | Update | FLIR | FLIR- Take data in the closest point. | [Pamella]
Used the closest point
possible for the reflector in front of the
FLIR camera.
11:32 am : Turned |
|
|
117
|
Thu Jun 8 14:51:58 2023 |
Pamella | Update | FLIR | FLIR- Distance | [Pamella, Tyler]
Today we change
the distance between the FLIR camera and
reflector (3D-Mask with mirrors and light). |
|
|
116
|
Tue Jun 6 16:15:09 2023 |
Peter | Update | VLC Update | Launch Optics for Visible Light Cavity | I assembled the first few components of the
launch optics for the visible light cavity.
Below is an image of the current table configuration, |
|
|
115
|
Tue Jun 6 16:04:46 2023 |
Aiden | Update | General | Water | Aiden went and refilled the de-ionized water
to continue clean and bake batches. |
|
|
114
|
Fri Jun 2 14:28:40 2023 |
Pamella | Update | FLIR | FLIR project - Test without the black wall. | [Pamella]
Test without the black
wall.
Note: So today i collected
data for some positions in axis Y (height) |
|
|
113
|
Thu Jun 1 14:41:36 2023 |
Pamella | Update | FLIR | FLIR project - Test without the black wall. | [Pamella]
Test without the black
wall.
General test:.
11:15 am : Started running the code. Parameters: |
|
|
112
|
Wed May 31 16:55:55 2023 |
Pamella | Update | FLIR | FLIR- Focus distance | [Pamella and Tyler]
We changed
the FLIR Focus Distance for around 0.55 m.
Note:
The old focus distance was 1.3 m.
We |
|
|
111
|
Wed May 31 16:18:41 2023 |
Aiden | Summary | General | Mock FROSTI | Finished assembly on the Mock FROSTI so it
is ready for the fit test at LIGO lab. |
|
|
110
|
Wed May 31 12:16:28 2023 |
Shane | Update | Cleanroom | cleanroom particle counts (full 5 zone measurement) | Attached is the full 5 zone particle measurement
for the cleanroom after this week's cleaning,
5/31/23. |
|
|
109
|
Wed May 31 11:42:16 2023 |
Pamella, Julian and Shane | Update | General | Cleaning room and particle count | [Pamella, Shane and Julian]
Cleaning
room and particle count
09:58 am: Started the particle count |
|
|
108
|
Tue May 30 14:51:27 2023 |
Pamella | Update | FLIR | New 3D mask - Bigger triangles shapes. | [Pamella]
Change the 3D mask
Started removing the old mask in the reflector.
Started cutting the new aluminum lid for |
|
|
107
|
Wed May 24 14:28:26 2023 |
Peter | Update | VLC Electronics | Laser intensity/polarization drift measurements | I went in and took polarization drift data
for 16 hours. The run started at 6:08pm and
finished at 9:15am the next day. The four |
|
|
106
|
Wed May 24 14:06:27 2023 |
Pamella | Update | FLIR | FLIR project - Tests | [Pamella]
Initial tests
10:30 am : Started trying take some test
with the new position/configuration between |
|
|
105
|
Tue May 23 16:52:56 2023 |
Pamella | Update | FLIR | FLIR project - Reinstalling the mask and Reconfiguration FLIR position. | [Pamella]
Reinstalling the mask
and Reconfiguration FLIR position.
Today i change the aluminum foil inside the |
|
|
104
|
Mon May 22 17:08:50 2023 |
Pamella | Update | FLIR | FLIR project - Installing the mask. | [Pamella]
The new mask
for the reflector.
1:40
pm: Started reconfiguration on the FLIR camera |
|
|
102
|
Mon May 22 16:43:28 2023 |
Peter | Update | VLC Electronics | Laser intensity/polarization drift measurements | In order to fully analyze the polarization
data taken last Thursday, I needed to convert
the signal output (which is in volts) to |
|
|
101
|
Thu May 18 14:07:08 2023 |
Peter | Update | VLC Update | 532nm Intensity Measurement | I figured out a method in which to capture
power measurements including the initial
seconds in which the beam is first turned |
|
|
100
|
Wed May 17 12:18:08 2023 |
Pamella, Julian and Shane | Update | General | Cleaning room and particle count | [Pamella, Julian and Shane]
Particle
count:
10 am: Started particle count
Zone 3 :
|
|
|
99
|
Tue May 16 11:56:33 2023 |
Peter | Update | VLC Electronics | 532nm Intensity Measurement | With the configuration the exact same as before,
I used the Jupyter notebook in the red pitaya's
development package to collect data from |
|
|
98
|
Sun May 14 15:50:48 2023 |
Cao | Infrastructure | Computers | High resolution display of logrus machine | [Cao]
The display resolution of the
logrus has been 1064x768 and has been the
only option, which is not great. While remote |
|
|
97
|
Fri May 12 20:28:34 2023 |
Aiden, Cao | Physics | VAC | Vacuum chamber Helium leak test | [Aiden, Cao]
1. Helium leak test
2:00 pm: Uninstall regulator from nitrogen |
|
|
96
|
Wed May 10 10:49:34 2023 |
Aiden | Update | General | RGA Software | [Aiden, Cao]
Went over how to use the RGA
software, how to change the graph units,
scaling and mass detection. Also went over |
|
|
95
|
Tue May 9 20:55:12 2023 |
Jon | Infrastructure | VAC | Calibrated Ar leak rate | For future reference, the calibrated Argon
source has a leak rate of 7.55E-8
atm cc/s, or equivalently |
|
|
94
|
Tue May 9 15:49:20 2023 |
Jon | Infrastructure | VAC | Permanent cable routing | Today I brought in a fresh supply of zip
ties (we now have 1500 in the tool chest)
and used them to permanentize the cable routing |
|
|
93
|
Mon May 8 12:00:03 2023 |
Pamella, Shane, Julian | Update | General | Cleanroom particle counts and cleaning the cleanroom. | [Pamella,Julian, Shane]
Today we
cleaned the clean-room (floor, surfaces)
and particle count.
10:00 |
|
|
92
|
Thu May 4 14:01:10 2023 |
Peter | Update | VLC Electronics | 532nm Intensity Measurement | I adjusted the rotational mount of the wave
plate to see if the power can be 100% coupled
into either S or P polarization. The images |
|
|
91
|
Wed May 3 19:03:47 2023 |
Julian,Pamella and Cao | Physics | VAC | Modify vacuum asssembly and install RGA | [Pamella, Julian, Cao]
Today we
started re-configuring the vacuum chamber
components.
Particle count |
|
|
90
|
Tue May 2 17:03:14 2023 |
Jon, Cao | Physics | VAC | First pump-down test of vacuum chamber | [Jon, Cao]
1. Re-routing of cables
|
|
|
89
|
Tue May 2 15:55:33 2023 |
Peter | Update | VLC Electronics | 532nm Intensity Measurement | I changed the 1/2 wave plate from the lens
mount to the rotational optic mount. This
allowed me to rotate the 1/2 wave plate, |
|
|
88
|
Mon May 1 18:56:57 2023 |
Peter | Update | VLC Electronics | 532nm Intensity Measurement | I've configured the two PDA's to the Red Pitaya.
I put a 50 ohm resistor connector to each
red pitaya input port. This was because the |
|
|
87
|
Mon May 1 17:10:25 2023 |
Julian, Cao | Physics | VAC | Installing Pirani gauge and RGA probe onto to vacuum chamber | [Julian, Cao]
03:00 pm: Particle
count
: Zone 3
|
|
|
86
|
Fri Apr 28 19:39:19 2023 |
Cao | Summary | General | Clean and Bake Leybold TTR 91 Pirani Gauge |
|
|
|
85
|
Fri Apr 28 19:00:13 2023 |
Cao | Physics | VAC | Tighten CF ports on vacuum chamber | [Cao]
After Jon's comment yesterday
that some of the connection did not seem
to have good metal-metal contact, in particular |
|
|
84
|
Fri Apr 28 18:16:57 2023 |
Cao | Physics | VAC | Grounding vacuum system |
|
|
|
83
|
Fri Apr 28 11:21:01 2023 |
Peter | Update | VLC Update | Laser intensity/polarization drift measurements | The Digi-key cables have arrived, and I have
began implementing them in the intensity
drift measurements.
There was a slight |
|
|
82
|
Thu Apr 27 21:43:07 2023 |
Jon | Physics | VAC | Grounding vacuum system | This afternoon I made up a green 10 AWG
grounding cable and connected it to the vacuum
system. |
|
|
81
|
Thu Apr 27 16:23:44 2023 |
Cao, Pamella and Julian | Physics | VAC | Installing vacuum system (cont.) |
[Pamella, Cao and Julian, Shane]
Particles account
10:37 am: Starting the particles account |
|
|
80
|
Thu Apr 27 09:48:34 2023 |
Aiden | Summary | General | Batch 12 Bagging | I took batch 12 out of the oven and put them
in a bag and placed the bag inside the clean
room in the first large stainless steel container.
I |
|
|
79
|
Wed Apr 26 18:05:41 2023 |
Pamella, Julian, Shane | Update | Cleanroom | cleanroom particle counts and cleaning log |
pre-cleaning particle counts:
zone 3
0.3
mu: 2494
0.5 mu: 748
|
|
|
78
|
Tue Apr 25 11:56:37 2023 |
Jon | Update | VLC Electronics | Red Pataya has arrived | The Red Pataya 125-14 starter kit that we
ordered for locking the 532 nm cavity has
arrived. I left it laying on the optical |
|
|
77
|
Mon Apr 24 17:38:45 2023 |
Aiden | Summary | General | Clean and Bake Batch 12 | Today I Bagged and tagged the o-rings from
batch 11 and placed them inside the clean
room. I also cleaned batch 12 parts in liquinox |
|
|
76
|
Fri Apr 21 16:51:26 2023 |
Pamella | Update | General | Cleaning cables. | Cables for the vacuum system.
Today i wiped, bagged and tagged two cables
for the vacuum system. I used IPA wipes for |
|
|
75
|
Fri Apr 21 15:21:18 2023 |
Pamella | Update | FLIR | | FLIR project updates
01:50 pm: Starting test position 34 mm distance
to black wall.
Parameters : |
|
|
74
|
Fri Apr 21 00:06:43 2023 |
Jon | Update | VAC | Vacuum prep and installation - parts have arrived | The two parts needed to complete the vacuum
assembly (ELOG
70) have arrived. |
|
|
73
|
Wed Apr 19 17:39:50 2023 |
Pamella | Update | FLIR | FLIR project |
FLIR project updates- Initial tests
10:00: Starting test
in position 2 cm to the black wall.
|
|
|
72
|
Mon Apr 17 17:06:49 2023 |
Aiden | Summary | General | Clean and Bake batch 11 | Cleaned the Viton O-Ring for the main chamber
in Liquinox for 10 minutes. Then put it in
the oven to back for;
1. Ramp to 100 degC |
|
|
71
|
Wed Apr 12 16:17:50 2023 |
shane | Update | General | Particle Counter moved | With the added height of the new docking station,
the particle counter no longer fits under
the Windows monitor in the electronics rack |
|
|
70
|
Wed Apr 12 16:13:19 2023 |
Cao | Physics | VAC | Vacuum prep and installation | Aiden, Pamella, Peter, Shane, Cao
Today
we started vacuum chamber assembly work
10:16 am: Particle count measurement of clean |
|