| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
302
|
Wed Jan 10 15:27:18 2024 |
Shane | Update | Cleanroom | cleanroom cleaning and particle count |
[Aiden, Shane]
cleaning
cleanroom and particle count
2:03 pm: changed sticky |
|
|
312
|
Wed Jan 31 14:37:26 2024 |
Shane | Summary | CDS | path directions for CyMAC model and parts library | Path to cds parts library in Matlab simulink:
/usr/share/advligorts/src/src/epics/simLink.
File name CDS_PARTS.mdl
Path to user models: |
|
|
329
|
Mon Feb 19 14:40:21 2024 |
Shane | Update | CDS | MEDM screen for FROSTI temp readouts | Here's the latest draft of the MEDM screen
for the FROSTI heating elements' temperature
readouts. Note that the MEDM screen isn't |
|
|
333
|
Wed Feb 21 11:58:30 2024 |
Shane | Update | Cleanroom | cleanroom cleaning and particle count |
[Luke, Shane,
Tyler]
cleaning cleanroom and
particle count |
|
|
337
|
Fri Feb 23 15:01:48 2024 |
Shane | Update | CDS | Latest draft of MEDM screen for FROSTI readouts | Here's the latest draft of the MEDM screen
for the FrOSTI temp and power readouts. Also,
debugged the text readout boxes so they're |
|
|
346
|
Thu Feb 29 17:16:48 2024 |
Shane | Update | CDS | MEDM screen for FROSTI T/P readouts | Here's the latest draft of the MEDM screen
for the FROSTI temp and power readouts, now
with a button linking to the c1msc file display. |
|
|
362
|
Wed Apr 17 15:07:04 2024 |
Shane | Update | Cleanroom | Cleanroom cleaning and particle count |
[Mohak, Luke,
Luis, Shane, Cynthia, Michael, Xuesi]
cleaning
cleanroom and particle count |
|
|
369
|
Thu May 16 15:23:14 2024 |
Shane | Update | Cleanroom | Cleanroom cleaning and particle count |
[Luis, Michael,
Luke, Shane]
cleaning cleanroom
and particle count |
|
|
383
|
Tue Jun 25 12:34:18 2024 |
Shane | Update | Cleanroom | cleanroom cleaning and particle count |
[Luke, Shane,
Xuejun, Mohak, Michael, Tyler, Cynthia]
cleaning
cleanroom and particle count |
|
|
388
|
Thu Jun 27 13:42:02 2024 |
Shane | Update | Cleanroom | cleanroom 5 zone particle count measurement | Here's today's 5 zone measurement of the cleanroom.
We're above the limit by a bit in zone three
(all three size ranges), likely as a result |
|
|
398
|
Mon Jul 8 17:01:45 2024 |
Shane | Update | CDS | New CyMAC internal layout | [Jon, Shane]
Internal layout of CyMAC has
been updated (labeled image attached) to
accommodate the replacement of the two ribbon |
|
|
399
|
Tue Jul 9 18:19:50 2024 |
Shane | Update | CDS | ADC-DAC loopback testing and IOLAN installation | [Shane, Jon]
Finished ADC-DAC loopback
testing today (see attached xlsx file or
access directly here). |
|
|
410
|
Tue Jul 16 18:43:07 2024 |
Shane | Update | CDS | ADC-DAC loopback testing and IOLAN installation |
UPDATE:
Follow up ADC-DAC loopback testing
now complete, matching all the ADC channels
to a single DAC channel, and then matching |
|
|
419
|
Fri Aug 2 13:50:22 2024 |
Shane | Update | CDS | Serial Comm. Test (Agilent Turbo Pump) | Did a brief communication test with the agilent
turbo pump today, to see if we could get
serial communications up and running for |
|
|
Draft
|
Tue Oct 1 19:41:23 2024 |
Shane | Update | CDS | CyMAC Timing Chassis Issue | [Shane, Luis]
Summary of the issue we've
been having with the timing chassis: when
we connect only the Valon 5015 to power, |
|
|
456
|
Thu Oct 3 19:35:04 2024 |
Shane | Update | Cleanroom | Cleanroom cleaning and particle count |
[Luke, Michael,
Cynthia, Mary]
cleaning cleanroom
and particle count |
|
|
461
|
Thu Oct 17 13:24:23 2024 |
Shane | Update | CDS | Timing Chassis issue identified |
[Ma,
Luis, Shane]
Working theory for the
timing chassis issues had been that the 1A |
|
|
465
|
Fri Oct 25 10:56:30 2024 |
Shane | Update | CDS | Timing Chassis fixed and reinstalled |
[Ma, Shane]
We
replaced the 1A breaker in the timing chassis
today with a 4A one, and tested that all |
|
|
473
|
Thu Nov 14 11:58:05 2024 |
Shane | Update | CDS | Turbo pump connection troubleshooting | Attempted connection to the TV551 turbo pump
through Varian/Agilent's software on spica.
Successful connection established, and we |
|
|
1
|
Sun Apr 10 15:39:49 2022 |
Rutuja Gurav | HowTo | Computer Scripts/Programs | HowTo: Renew the Let's Encrypt SSL certificate using certbot | Port 80 is kept closed by default. This
might be causing the certbot auto-renewal
cronjob to fail. Therefore we must renew |
|
|
326
|
Tue Feb 13 13:02:41 2024 |
Pooyan | Update | Interferometer Simulations | Cacity sacn of Fabry-Perot | Created a simple model of Fabry-Perot cavity
in SIS, and did a cavity scan. Total power
in the cavity, 00 mode, and HOMs is measured. |
|
|
356
|
Wed Mar 27 00:03:57 2024 |
Pooyan | Update | Computers | Chimay relocation to Physics 1129 | [Jon, Pooyan]
Moved Chimay from
the server rack in Physics 1119 to a new
rack in Physics 1129. It is connected to |
|
|
358
|
Mon Apr 8 14:43:29 2024 |
Pooyan | Update | Interferometer Simulations | SIS update single and coupled cavities | [Pooyan, Cynthia]
Attached is a brief
recap PDF file. A video file showing separate
HOMs plots for the cavity scan with ETM08 |
|
|
382
|
Mon Jun 24 21:38:25 2024 |
Pooyan | Infrastructure | Computers | Computer server changes in 1119 and 1129 | [Jon, Pooyan, Tyler]
A few computer machine changes have |
|
|
406
|
Mon Jul 15 14:28:32 2024 |
Pooyan | Update | Interferometer Simulations | aLIGO test mass surface profiles | Created a Google Slides presentation to
summarize all the mirror surface map information
that we use for simulating interferometers. |
|
|
407
|
Mon Jul 15 14:49:06 2024 |
Pooyan | Update | Computers | Synology NAS server setup | Installed a Synology NAS server (Synology
RackStation RS1221) in lab room 1129, with
host name “scribe” and ip “192.168.1.17”. |
|
|
437
|
Mon Sep 9 14:27:36 2024 |
Pooyan | Infrastructure | Computers | Chimay backup attempt | One ongoing work is to make all lab machines
automatically backed-up on Scribe on a daily
basis. The updates should be boatable and |
|
|
10
|
Wed Aug 17 16:04:30 2022 |
Phoebe Zyla | Summary | Lore | Testing the Cartridge Heater and Collecting FLIR Data | We have tested the heater to find emissivity,
mounted the heater system to the optical
table, and have taken irradiance maps of |
|
|
8
|
Fri Jul 22 13:20:28 2022 |
Phoebe | Update | | Comsol | I will be using comsol until 1:30 pm today.
I will be updating the model for the heater
mount to be thicker in certain areas, so |
|
|
16
|
Mon Jan 23 17:26:15 2023 |
Peter Carney | Update | General | Oven cleaning | Aiden and Cao
Turned on the oven to 120
deg C for 12 hours. After 12 hours, put it
at 200 deg C for 48 hours. |
|
|
21
|
Sat Feb 4 17:01:03 2023 |
Peter | Update | VLC Electronics | Laser Data | Peter and Ryan took laser beam data. Configuration:
100mm focal length lens is ~100mm from lens.
150mm focal length lens is ~200mm from first |
|
|
36
|
Tue Feb 28 19:31:05 2023 |
Peter | Update | VLC Electronics | 532 M2 Measurements | Took M2 measurements today. Configuration:
Lens 1 (f = 50mm) at 0mm. Lens 2 (f = 150mm)
at 200mm, camera at 350mm. The laser beam |
|
|
37
|
Tue Feb 28 19:33:51 2023 |
Peter | Update | | 532 M2 Measurements | Y axis of plot in units of micrometers. X
axis in units of millimeters. |
|
|
48
|
Thu Mar 9 12:03:59 2023 |
Peter | Update | VLC Electronics | 532 M2 Measurements | Took more M2 Data today. Picture of the optical
set up is shown below. lens1 f = 100mm, lens2
f = 50mm, lens3 f = 150mm. There was a nice |
|
|
50
|
Fri Mar 10 12:08:09 2023 |
Peter | Update | VLC Electronics | 532 M2 Measurements | Took more M2 laser data today. The configuration
is the same as before except now the beam
camera is the only component moving. Pictures |
|
|
61
|
Tue Apr 4 09:39:58 2023 |
Peter | Update | VLC Electronics | 532 M2 Measurements | Final M squared measurements were taken Wednesday,
3/29/23 by Peter and Ryan Hinosawa. 5 separate
sets of data were taken, and upon discussion, |
|
|
62
|
Tue Apr 4 09:53:37 2023 |
Peter | Update | VLC Update | Laser intensity/polarization drift measurements | The set up for the next round of beam characterization
measurements has begun. The beam is initially
passing through a half waveplate, is split |
|
|
65
|
Thu Apr 6 10:20:43 2023 |
Peter | Update | VLC Update | Laser intensity/polarization drift measurements | More optical components were added to the
optical set up for laser intensity / polarization
drift measurements. Both lenses and both |
|
|
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 |
|
|
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 |
|
|
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, |
|
|
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 |
|
|
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 |
|
|
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 |
|
|
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 |
|
|
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 |
|
|
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, |
|
|
221
|
Thu Sep 7 19:24:25 2023 |
Peter | Update | VLC Update | VLC Launch Chain | The launch optics up to the Faraday Isolator
have been added to the breadboard. In the
first image, the optics are (from L to R) |
|
|
234
|
Mon Oct 9 11:06:17 2023 |
Peter | Update | VLC Update | VLC Launch Chain | Implemented the new stage for the EOM. Took
power data at different positions in the
launch chain. Beam waist: 0.066mm (beam waist |
|
|
242
|
Mon Oct 23 07:28:57 2023 |
Peter | Update | VLC Update | VLC Mode Matching | I have attached a pdf with slides of my latest
updates. |
|