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  Coating Ring-down Measurement Lab elog, Page 18 of 18  Not logged in ELOG logo
ID Date Author Type Category Subjectdown Text Attachments
  263   Wed Jan 18 14:29:16 2017 AlenaGeneralAnnealingAnnealing run (489-490) on 3" wafers - Crime 01/18/2017
Started annealing run Annealing run
(489-490) on 3" wafers - Crime 01/18/2017
 Prepairing_for_annealing_489_490.jpgIn_the_furnace_489_490.jpg 
  155   Tue Nov 1 15:34:49 2016 Alena, CalumGeneral Annealing runAnnealing run (449-453) on 3" wafers
- Crime 11/01/2016 https://dcc.ligo.org/T1600507
  
  160   Fri Nov 4 16:16:23 2016 AlenaGeneralGeneralAnnealing runAnnealing run (454-459) on 3" wafers
- Crime 11/02/2016 https://dcc.ligo.org/LIGO-T1600510

Annealing
run (460-465) on 3" wafers - Crime 11/04/2016
  
  174   Thu Nov 10 16:07:13 2016 Alena, CalumGeneralGeneralAnnealing runAnnealing run (466-471) on 3" wafers
- Crime 11/10/2016

https://dcc.ligo.org/LIGO-T1600524
  
  184   Mon Nov 14 08:54:49 2016 Alena, CalumGeneralGeneralAnnealing runAnnealing run (472-477) on 3" wafers
- Crime 11/11/2016 https://dcc.ligo.org/T1600527
  
  489   Sat Mar 24 17:03:57 2018 GabrieleGeneralGeneralAnnealing runStarted annealing of S1600577 S1600580
S1600582 S1600585 at 5pm

ramp up to 600C at 100C/h
  
  491   Sun Mar 25 17:10:04 2018 GabrieleGeneralGeneralAnnealing runStarted annealing of S1600579 S1600581
S1600583 S1600586 at 5:00pm


ramp up to 300 C at 100
  
  494   Mon Mar 26 16:10:03 2018 GabrieleGeneralGeneralAnnealing runStarted annealing of S1600579 S1600581
S1600583 S1600586 at 5:00pm


ramp up to 400 C at 100
  
  496   Tue Mar 27 11:41:06 2018 GabrieleGeneralGeneralAnnealing runAt 11:35am, started annealing of ten fused
silica wafers (50.8mm / 0.1 mm) [S1800611 S1800612 S1800613 S1800614 S1800615 S1800616 S1800617 S1800618 S1800619 S1800620]


ramp up to 900 C at 100
 IMG_4259.PNGIMG_5083.pngIMG_4259.pngIMG_7803.pngIMG_8765.png 
  499   Wed Mar 28 15:32:07 2018 GabrieleGeneralGeneralAnnealing runStarted annealing of S1600579 S1600581
S1600583 S1600586 at 3:25pm


ramp up to 500 C at 100
  
  502   Thu Mar 29 16:15:08 2018 GabrieleGeneralGeneralAnnealing runSamples S1600519 S1600522 S1600565 S1600566 S1600567 S1600568 S1600569


ramp up to 500C at 100C/h
hold
at 500C for 10h
ramp down at 100C/h
  
  506   Sat Mar 31 09:58:56 2018 GabrieleGeneralGeneralAnnealing runStarted annealing of S1600579 S1600581
S1600583 S1600586 at 7:00pm 03/30


ramp up to 600 C at 100
  
  508   Sun Apr 1 10:11:22 2018 GabrieleGeneralGeneralAnnealing on blanksStarted annealing of blank disks: S1600541
S1600542 S1600545 S1600546 S1600551 S1600552
S1600554 S1600555
  
  453   Thu Jan 25 15:33:51 2018 Gabriele, BenGeneralAnnealingAnnealing of 50mm disksAnnealing of 8 fused silica substrates
(50mm/0.5mm) started at 3:30pm, January 25th
2018. Standard program: 9 hours ramp up to
  
  149   Thu Oct 27 14:02:38 2016 AlenaGeneralGeneralAnnealingAnnealing run (447-448) on 3" wafers
- Crime 10/27/2016 https://dcc.ligo.org/T1600485-v1

 
  
  430   Thu Sep 14 15:59:10 2017 GabrieleFacility All wrapped up for Saturday plumbing work   2017-09-14_14.03.21.jpg2017-09-14_14.03.53.jpg2017-09-14_14.04.15.jpg 
  472   Thu Mar 1 16:25:13 2018 GabrieleGeneralGeneralAging testsHere's a ongoing summary of the substrate
aging tests.

S1600619

Mark
 18x 
  261   Thu Jan 12 10:36:47 2017 GabrieleElectronicsConfigurationAdded ESD bias path to model CR0I added to the model CR0 an additional
bias path for the ESD driver:

 Screenshot.pngScreenshot-Untitled_Window.png 
  359   Thu Jun 29 16:40:41 2017 ZachElectronicsModelingAccurate model and force profile2017-06-29


I created
a much more accurate model of the current
ESD setup from the technical drawings. My
 Force.pnggeometry.pngMesh.png 
  69   Thu Jul 28 17:15:22 2016 GabrieleElectronicsDaily ProgressADC/DAC interfaces upgradeInstalled the ADC and DAC boards into a
proper box. Also, swapped the temporary DAC
board (with cale hack) with the final one.
 2016-07-28_17.02.46.jpg2016-07-28_17.03.11.jpg 
  207   Tue Nov 22 08:21:35 2016 GabrieleElectronicsCharacterizationADC saturationLast night measurements didn't work
well: even without exciting the modes, the
ADC was saturating because of the low frequency
 10x 
  39   Tue Jul 12 17:19:07 2016 GabrieleElectronicsDaily ProgressADC and DAC cablingThis afternoon I completed the assembly
of the electronics boards to interface the
ADC and DAC. The ADC is interfaced with a
 2016-07-12_15.57.17.jpg2016-07-12_16.59.17.jpg2016-07-12_16.59.13.jpg 
  15   Thu May 19 11:36:04 2016 GabrieleMechanicsDesignA first design of the disk assemblyHere are some screenshots of the disk assembly
and a look at how four of them will sit into
the vacuum chamber. The Solidworks models
 Screen_Shot_2016-05-18_at_3.41.06_PM.pngScreen_Shot_2016-05-18_at_3.40.43_PM.pngScreen_Shot_2016-05-18_at_3.41.25_PM.pngScreen_Shot_2016-05-18_at_3.41.33_PM.pngScreen_Shot_2016-05-18_at_3.41.25_PM.png 
  445   Mon Dec 11 08:49:08 2017 Gabriele, Aaron, Brittany, SethGeneralMeasurements50mm / 0.5mm substrate from University Wafers
Installed in the test chamber CR0
Excitations:

Quiet
time before excitation: 1196822477
Excitation broadband: 1196822509
  
  180   Sat Nov 12 09:49:07 2016 GabrieleGeneralMeasurements12 substrates ready for MontrealThe 12 following substrates have been measured
and are ready for the first coating experiment
in Montreal:
 2016-11-12_09.45.42.jpg 
  209   Wed Nov 23 08:55:41 2016 GabrieleGeneralNoise hunting"Advanced" vibration isolationIn normal conditions the RMS of the QPD
signals is dominated by the 58 Hz line generated
by the roughing pump. Also, when the modes
 2016-11-22_15.22.13.jpgvibration_isolation.png 
  501   Thu Mar 29 09:17:11 2018 GabrieleGeneralMeasurements S1800615 S1800616 S1800617 S1800618 2018-03-29


9:15am in
chamber

S1800615 in CR1
S1800616
in CR2
S1800617 in CR3
S1800618
  
  500   Wed Mar 28 15:46:55 2018 GabrieleGeneralMeasurements S1800611 S1800612 S1800613 S18006142018-03-28


3:45pm in
chamber

S1800611 in CR1
S1800612
in CR2
S1800613 in CR3
S1800614
  
  518   Fri Apr 13 10:39:04 2018 GabrieleGeneralMeasurements S1600620 S1600621 S1600623 S1600624 2018-04-13


10:37am
in chamber

S1600620 in CR1
S1600621
in CR2
S1600623 in CR3
S1600624
  
  648   Mon Apr 1 07:56:01 2019 GabrieleGeneralMeasurements S1600546 S1600551 S1600552 S1600554 2019-04-01


7:50am in
chamber

S1600546 in CR1
S1600551
in CR2
S1600552 in CR3
S1600554
  
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