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ID Date Author Typedown Category Subject Text Attachments
  171   Tue Jun 19 16:24:52 2012 Alex MauneyMiscaLIGO Modeling6/19/12 Daily Summary- Did more modeling for different levels
of heating and different mesh densities for
the SIS input.
  
  172   Wed Jun 20 16:44:58 2012 Alex MauneyMiscaLIGO Modeling6/20/12 Daily Summary- Attended a lot of meetings (Safety, LIGO
Orientation)
- Finished draft of week 3 report
 TS_model_deformation_line_graph_2W_10%.pngTS_model_deformation_line_graph_2W_10%_sym.pngTS_model_deformation_line_graph_2W_10%_antisym.pngTS_model_deformation_contour_graph_2W_10%.pngHTSM_model_deformation_contour_graph_2W_10%.png 
  173   Thu Jun 21 11:16:27 2012 Aditi MittalMiscLIGO 3GSummary June 19 and 20, 2012 -Attented LIGO orientation meeting
and safety session.
-Prepared 3 week report
 temp_of_test_mass.png 
  174   Thu Jun 21 16:54:45 2012 Alex MauneyMiscaLIGO Modeling6/21/12 Daily Summary- Paper edits and more data generation
for the paper (lower resolution grid data)
- Attended a talk on LIGO
  
  175   Thu Jun 21 18:35:44 2012 Aditi MittalMiscLIGO 3GSummary June 21, 2012 -Updated 3 week progress report with
new additions and deletions.
-Attended LIGO lecture which was
  
  176   Tue Jun 26 17:55:44 2012 Aditi MittalMiscLIGO 3GSummary June 26, 2012- Discussed the further project with Dr.
Brooks.
-Tried to derive formula for the
  
  177   Wed Jun 27 16:43:56 2012 Alex MauneyMiscaLIGO Modeling6/27/12 Daily SummaryPlan for building the model
- Find the fields that would be incident
on the beam splitter from each arm (This
  
  178   Thu Jun 28 16:27:37 2012 Alex MauneyMiscaLIGO Modeling6/28/12 Daily Summary- Finished the MatLab code that both combines
two fields and simulates the adjustment of
the beamsplitter to minimize the power out
  
  179   Fri Jun 29 15:51:24 2012 Aditi MittalMiscLIGO 3GSummary June 28 and 29, 2012 -Discussed the project outline for
next 6 weeks.
-made a write up for the tasks. (attached)
 pipelength_power.xlsx6week_plan.doc 
  180   Mon Jul 9 16:54:17 2012 Alex MauneyMiscaLIGO Modeling7/9/12 SummaryMade a COMSOL model that can include CO2
laser heating, self heating, and ring heating
Figured out how to run SIS out of
  
  188   Thu Sep 21 18:56:53 2017 awadeMiscBorrowedBorrowed thorlabs power meterBorrowed thorlabs power meter on 21 Sep
2017.  It is on the south table of the
ATF lab.
  
  223   Fri Oct 26 09:49:47 2018 AidanMiscOpticsStarting 80C cure of epoxyI've started an 80C cure of two materials
bonded by EPOTEK 353ND. The objective is
to see (after curing) how much the apparent glass
 IMG_7054.jpg 
  243   Wed Oct 30 12:13:14 2019 JonMiscDelivery NoteNew lab hardwareIan and I moved some new hardware into
the lab, shown in the below photos. It is
from the shipment of loaned
 IMG_3782.jpgIMG_3783.jpgIMG_3784.jpgIMG_3785.jpg 
  245   Mon Jul 26 16:23:03 2021 AidanMiscFloodLab flooded from broken pipe leading to sump room 



Koji: QIL/TCS entrance flooding.
 IMG_3881.MOV 
  246   Tue Jul 27 08:39:33 2021 AidanMiscFloodTuesday (27-Jul) morning check - lab looks okayI checked the lab this morning. It was
dry and there wall was in the same state
as yesterday.
 Image_Pasted_at_2021-7-27_08-38-2.jpegImage_Pasted_at_2021-7-27_08-38.jpeg 
  248   Wed Aug 25 11:28:56 2021 AidanMiscFloodLab flooded from broken pipe leading to sump room11:29AM - Lab has flooded again this morning.
I'm calling PMA. Looks to be the same
issue as before.
  
  249   Thu Aug 26 09:00:39 2021 AidanMiscFloodLab flooded from broken pipe leading to sump roomSome photos of water and clean-up.

Summary: I came into the lab around
11:30AM and found water on the floor in the
 20210825_-_TCS_Lab_Flood_-_compressed.pdf 
  1   Fri Nov 6 20:09:47 2009 AidanLaserLaserTest Does this work?   
  2   Thu Dec 10 22:23:47 2009 Not AidanLaserLaserTestYes.


  
  13   Thu Feb 11 18:04:08 2010 AidanLaserRing HeaterRing heater time constantI've been looking to see what the time
constant of the ring heater is. The attached
plot shows the voltage measured by the photodiode
  
  42   Mon May 24 19:17:32 2010 AidanLaserHartmann sensorReplaced Brass Plate with Invar Hartmann PlateI just replaced the brass Hartmann plate
with the Invar one. The camera was off during
the process but has been turned on again.
  
  43   Wed May 26 06:47:02 2010 AidanLaserSLEDSwitched off SLED - 6:40AM    
  89   Mon Aug 9 10:58:37 2010 AidanLaserSLEDSLED 15-day trend Here's a plot of the 15-day output
of the SLED.
Currently there is an 980nm FC/APC
 SLED_superlum_long_term_test_0005A_annotated_15-day_result.pdf 
  94   Mon Sep 13 18:24:52 2010 AidanLaserHartmann sensorEnclosure for the HWSI've assembled the box Mindy ordered from
Newport that will house the Hartmann sensor.
It's mainly to reduce ambient light, air
 00001.jpg00002.jpg00003.jpg00005.jpg 
  95   Tue Sep 28 10:41:32 2010 AidanLaserHartmann sensorAligning HWS cross-sample experiment - polarization issuesI'm in the process of aligning the cross-sampling
experiment for the HWS. I've put the 1"
PBS cube into the beam from the fiber-coupled
  
  96   Tue Sep 28 17:53:40 2010 AidanLaserHartmann sensorCrude alignment of cross-sampling measurementI've set up a crude alignment of the cross-sampling
system (optical layout to come). This was
just a sanity check to make sure that the
 2010_09_28-HWS_cross_sample_expt_crude_alignment_01.pdf 
  97   Wed Sep 29 16:49:36 2010 AidanLaserHartmann sensorCross-sampling experiment power budgetI've been setting up the cross-sampling
test of the Hartmann sensor, Right now I'm
waiting on a 50/50 BS so I'm improvising
 00001.jpg 
  98   Mon Oct 4 19:44:03 2010 AidanLaserHartmann sensorCross-sampling experiment - two beams on HWSI've set up the HWS with the probe beam
sampling two optics in a Michelson configuration
(source = SLED, beamsplitter = PBS cube).
 test001_two_beams_on_HWS.pdf 
  99   Tue Oct 5 12:51:16 2010 AidanLaserHartmann sensorVariable power in two beams of cross-sampling experimentThe SLED in the cross-sampling experiment
produces unpolarized light at 980nm. So I
added a PBS after the output and then a HWP
 test002_two_beams_on_HWS_analyze.pdfHartmann_Enclosure_Diagram__x-sampling.png 
  107   Fri Feb 18 14:53:50 2011 PhilLaserLaserLTG laser delivering specified powerI got the LTG CO2 laser to deliver 50.02W
as measured by the Thorlabs 200W power head
today. This required running the Glassman
  
  110   Thu Feb 24 10:23:31 2011 Christopher GuidoLaserLaserLTG initial noiseCheryl Vorvick, Chris Guido, Phil Willems
Attached is a PDF with some initial
noise testing. There are 5 spectrum plots
 LTG_InitialTest.pdf 
  128   Mon Mar 28 13:00:50 2011 AidanLaserHartmann sensorTo do: Check the polarization from the SLED    
  129   Wed Mar 30 12:55:54 2011 AidanLaserHartmann sensorPrism modulation experimentI've set up a quick experiment to modulate
the angle of the Hartmann sensor probe beam
at 10mHz and to monitor the measured prism.
  
  130   Thu Mar 31 11:27:02 2011 AidanLaserHartmann sensorPrism modulation experimentI changed the drive amplitude on the function
generator to 0.05Vpp and have measured the
angle of deflection by bouncing a laser off
  
  137   Sun Apr 17 21:55:51 2011 AidanLaserHartmann sensorHartmann sensor prism/displacement testI've set up an experiment to test the HWS
intensity distribution displacement measurement
code. Basically the beam from a SLED is just
 HWS_prims.jpg 
  151   Mon May 30 10:53:00 2011 AidanLaserHartmann sensorDefocus vs time I've had the output from a fiber
projected about 400mm onto the Hartmann sensor
for around 5 days now. (The divergence angle
 HWS_defocus_vs_temperature.pdf 
  152   Mon May 30 20:11:27 2011 AidanLaserHartmann sensorHartmann sensor lever arm calibration I ran through the procedure to calibrate
the lever arm of the Hartmann sensor. The
beam from a 632.8nm HeNe laser was expanded
  
  153   Thu Sep 1 15:51:38 2011 AidanLaserOrderingAccess Lasy50 50W laser arrived. The 50W Access Laser is now in the
lab. We need to wire up the interlock to
the laser, plumb the chiller lines to the
  
  186   Mon Jun 5 16:41:59 2017 AidanLaserHartmann sensorHWS long term measurement results.The data from the long-term measurement
of the HWS is presented here. The beam envelope
moves by, at most, about 0.3 pixels, or around
 HWS_envelope_long_term.pdfHWS_optical_parameters_long_term.pdfHWS_envelope_long_term_mm.pdfIMG_9836.JPG 
  193   Mon Oct 23 19:02:42 2017 Jon RichardsonLaserHartmann sensorMitigated Heating Beam LossesThere were known to be huge (65%) heating
beam power losses on the SRM AWC table, somewhere
between the CO2 laser and the test optic.
  
  200   Mon Oct 30 17:13:32 2017 Jon RichardsonLaserHartmann sensorWrite-Up of CO2 Projector MeasurementsFor archive purposes, attached is a write-up
of all the HWS measurements I've made
to date for the SRM CO2 projector mock-up.
 awc_srm_actuator_v1.pdf 
  204   Thu Jan 18 10:09:50 2018 Jon RichardsonLaserGeneralRIN Measurement of 400 mW CO2 Laser in ProgressThe 400 mW CO2 laser on the Hartmann table
is currently configured for a measurement
of its relative intensity noise. It is aligned
  
  205   Mon Jan 22 10:39:32 2018 Jon RichardsonLaserGeneralRIN Measurement of 400 mW CO2 Laser in ProgressAttached for reference is the RIN measurement
from the initial data.

 SRM_CO2_RIN_v1.pdf 
  207   Thu Feb 8 15:42:13 2018 AidanLaserLaserLow power CO2 laser [400mW] beam size measurementI did a beam size/beam propagation measurement
of the low power CO2 laser (Access Laser
L3, SN:154507-154935)
 L3_CO2_laser_beam_size.mL3_CO2_Laser_154507-154935.pdf 
  208   Fri May 11 12:32:21 2018 AidanLaserHartmann sensorHWS green LED fiber launcher [Aidan, Marie]

We tested the output of the fiber
launcher D1800125-v3. We were using a 6mm
 LED_test_01_20180511.pdf 
  209   Fri May 11 16:18:47 2018 AidanLaserHartmann sensorHWS green LED fiber launcherAnd here's the output of the fiber
launcher when I fixed it at 313mm from the
camera, attached an iris to the front and
 LED_test_02_20180511.pdf 
  210   Wed May 16 16:47:29 2018 AidanLaserHartmann sensorHWS green LED fiber launcher - D1800125-v5_SN01Here is the output from D1800125-v5_SN01.




 HWS_LED_D1800125_V5_sn01.pdfHWS_LED_D1800125_V5_sn01.mHWS_D1800125-v5_sn01_characterize_20180516.tar 
  211   Fri May 18 16:32:37 2018 AidanLaserHartmann sensorHWS green LED fiber launcher - D1800125-v5_SN01Title was wrong - this is actually config
[12,2,4,125]

  
  214   Thu Jun 21 17:12:38 2018 AidanLaserHartmann sensorTwo inch PBS from Edmund Optics - effect on ETM HWS transmissionI'm considering the 86-711 2"
532nm PBS from Edmund Optics for the ETM
HWS at the sites.
 PBS_Thorlabs_v_EdmundOptics.pdf 
  215   Tue Jul 10 17:49:13 2018 Aria ChaderjianLaserGeneralJuly 10, 2018Went down to the lab and showed Rana the
setup. He's fine with me being down there
as long as I let someone know. He also recommended
 IMG_4518.jpgIMG_4517.jpg 
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