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  Coating Ring-down Measurement Lab elog, Page 1 of 18  Not logged in ELOG logo
ID Date Authorup Type Category Subject Text Attachments
  409   Tue Aug 15 16:43:58 2017 ZachElectronicsModelingUnchanged Mode Insight2017-08-15


It appears
to me that the major factor limiting the
improvement of the modes that either remain
 Double.pdfThin.pdfOriginal.pdf 
  358   Thu Jun 29 13:15:01 2017 Alastair, GabrieleGeneralGeneralLaser polishingWe laser polished S1600546, 547, 548, 549,
550 and 551
  
  33   Fri Jul 8 15:26:37 2016 AlenaFacilityDaily ProgressVacuum chamber testsFixed the 307 gauge controller (a missing
contact on the rair panel). The low pressure
gauge was connected to 1G port and has measured
 WP_20160708_12_25_35_Pro.jpgWP_20160708_12_25_41_Pro.jpg 
  36   Mon Jul 11 14:56:45 2016 AlenaFacilityDaily ProgressVacuum chamber testsInstalled a gate valve between the roughing
and tubbo pump. See below a pump down curve.
The convection gauge is not calibrated. the
 20160711.png 
  38   Mon Jul 11 17:04:06 2016 AlenaFacilityDaily ProgressVacuum chamber testsAt 5pm the pressure was 6.5e-6 torr.

Checked again at:


9am, pressure was 2e-6
  
  41   Thu Jul 14 16:56:00 2016 AlenaFacilityDaily Progresstest vacuum systemPlease see prosidures for pumping down
and venting with air for the test vacuum
chamber here
  
  68   Thu Jul 28 14:01:27 2016 AlenaGeneralDaily ProgressClean roomOrdered the clean room (hardware+hepa filters)
and vacuum gauges
  
  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

 
  
  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
  
  210   Wed Nov 23 14:16:59 2016 AlenaGeneralGeneralMicroscope inspectionMicroscope inspection of samples:

S1600487  https://dcc.ligo.org/S1600487-v7

S1600438 https://dcc.ligo.org/S1600438
  
  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 
  264   Thu Jan 19 07:32:33 2017 AlenaGeneralVacuumNew chamber first pimp downThe new chamber was build. The first attempt
to pump down was unsuccessful because of
dislocated lid. After the lit was placed
 unnamed.jpg 
  267   Thu Jan 19 14:27:02 2017 AlenaGeneralVacuumFirst vacuum test new chamberTurbo pump controller (new chamber) was
configured. Need to reduce the frequency
or setup a standby mode. First pump down:
 20170119.png 
  269   Fri Jan 20 16:00:36 2017 AlenaGeneralAnnealingAnnealing run (491-496) on 3" wafers - Crime 01/20/2017 Started Annealing run (491-496) on
3" wafers - Crime 01/20/2017 https://dcc.ligo.org/LIGO-T1700036
Will be done by Monday
  
  350   Wed Jun 21 17:04:20 2017 AlenaGeneralAnnealingAnnealing run (541-542) on 3" wafers - Crime 06/25/2017Started an annealing run https://dcc.ligo.org/LIGO-T1700271

Will be ready by Friday morning

 
  
  355   Tue Jun 27 09:20:16 2017 AlenaGeneralAnnealingAnnealing run (546-551) on 3" wafers - Crime 06/27/2017Started annealing run https://dcc.ligo.org/T1700293

Will be ready by June 28th afternoon
  
  511   Wed Apr 4 16:36:15 2018 AlenaGeneralMeasurementsS1600551, S1600552, S1600554, S16005552018-04-04


16:10am
in chamber

S1600551 in CR1
S1600552
in CR2
S1600554 in CR3
S1600555
  
  515   Mon Apr 9 15:34:57 2018 AlenaGeneralMeasurementsS18006342018-04-09


3:30 pm
in chamber

S1800634 in CR1


3:30
pm roughing pump on
3:45 pm turbo
  
  523   Tue May 1 16:25:47 2018 AlenaGeneralMeasurementsS18005162018-05-01


16:10 pm
in chamber

S1800516 in CR0


16:20
pm roughing pump on
16:40 pm turbo
  
  524   Wed May 2 10:08:20 2018 AlenaGeneralMeasurementsS18005202018-05-02


10:05 am
in chamber

S1800520 in CR0


10:06
am roughing pump on
10:20 am 
  
  525   Thu May 3 17:37:18 2018 AlenaGeneralMeasurementsS18005202018-05-02


17:37 added
ND because QPD was oversaturated. Repeating
the measurement without venting

S1800520
  
  526   Fri May 4 13:54:55 2018 AlenaGeneralMeasurementsS1800516 AK_01 AK_03  2018-05-04


02:21
pm in chamber:

AK_01 in CR1
AK_03
in CR3


02:25 pm
  
  527   Wed May 9 13:57:41 2018 AlenaGeneralMeasurementsS18005152018-05-09

 


01:57 pm in chamber:

S1800515
in CR0


01:58 pm
  
  528   Thu May 10 10:20:08 2018 AlenaGeneralMeasurementsS1600593, S1600594, S1600595, S1600596, S18005192018-04-04


12:09 pm
in chamber

S1600593 in CR1
S1600594
in CR2
S1600595 in CR3
S1600596
  
  529   Fri May 11 14:27:54 2018 AlenaGeneralMeasurementsS1600597 S1600598 S1600599 S1600600 S1800516
02:27 pm in chamber

S1600597
in CR1
S1600598 in CR2
S1600599
in CR3
S1600600 in CR4


02:27
  
  530   Mon May 14 13:42:42 2018 AlenaGeneralMeasurementsS1800520
01:41 pm in chamber

S1800520
in CR0


01:41 pm
roughing pump on
01:59 pm turbo
  
  531   Tue May 15 15:10:52 2018 AlenaGeneralMeasurementsS1600587 S1600588
03:10 pm in chamber

S1600587
in CR1
S1600588 in CR2


03:10
pm roughing pump on
03:24 pm turbo
  
  532   Fri May 18 17:06:28 2018 AlenaGeneralMeasurementsS1600528 S1600531 S1600543 S1600544
16:57 in chamber

S1600528
in CR1
S1600531 in CR2
S1600543
in CR3
S1600544 in CR4


16:57
  
  533   Mon May 21 11:01:36 2018 AlenaGeneralMeasurementsS1600609 S1600611 S1600612 S1600613
11:00 in chamber

S1600609in
CR1
S1600611 in CR2
S1600612
in CR3
S1600613 in CR4


11:15
  
  534   Tue May 22 08:40:45 2018 AlenaGeneralMeasurementsS1600587 S1600588 S1600614
09:04 in chamber

S1600587
in CR1
S1600588 in CR2
S1600614
in CR3


09.15 roughing
  
  535   Tue May 22 16:11:45 2018 AlenaGeneralMeasurementsS1600526 S1600553 S1600557 S1600558
16:39 in chamber

S1600526
in CR1
S1600553 in CR2
S1600557
in CR3
S1600558 in CR4


16:39
  
  536   Fri Jun 1 17:46:19 2018 AlenaGeneralMeasurementsS1800617
17:40 pm in chamber

S1800617
in CR0


17:45 roughing
pump on
17:57 turbo pump on
  
  537   Sat Jun 2 16:23:20 2018 AlenaGeneralMeasurementsS1800618
16:20 in chamber

S1800618
in CR0


16:20 roughing
pump on
16:30 turbo pump on
  
  538   Sun Jun 3 14:45:51 2018 AlenaGeneralMeasurementsS1800619
14:45 in chamber

S1800619
in CR0


14:45 roughing
pump on
14:55 turbo pump on
  
  539   Thu Jun 7 14:41:53 2018 AlenaGeneralMeasurementsS1800620
14:41 in chamber

S1800620
in CR0


14:45 roughing
pump on
14:54 turbo pump on
  
  540   Mon Jun 11 14:18:29 2018 AlenaGeneralMeasurementsS1600541
14:18 in chamber

S1600541
in CR1


14:18 roughing
pump on
14:23 turbo pump on
  
  541   Fri Jun 22 10:51:46 2018 AlenaGeneralMeasurementsS1600594, S1600595, S1600597, S1600598
10:50 am in chamber

S1600594
in CR1
S1600595in CR2
S1600597
in CR3
S1600598 in CR4


10:50
  
  542   Fri Jun 22 10:53:06 2018 AlenaGeneralGeneralLaser failureOne of the HeNe lasers died (the one for
measuring slots CR2 and CR4). It had no outgoing
light when I came in this morning. I connected
 20180622_112134.jpg20180622_112138.jpg 
  543   Sat Jun 23 21:15:15 2018 AlenaGeneralMeasurementsS1600594, S1600595, S1600597, S1600598Repeating the previous measurement after
correcting the alignement. Did not vent the
chamber.
  
  545   Mon Jun 25 16:17:14 2018 AlenaGeneralMeasurementsS1600584, S1600599, S1600591
16:18 in chamber

S1600584
in CR1
S1600599 in CR2
S1600591
in CR3


16:28 roughing
  
  546   Wed Jun 27 18:27:46 2018 AlenaGeneralMeasurementsS1600597, S1600598, S1600599
18:27 in chamber

S1600597
in CR1
S1600598 in CR2
S1600599
in CR3


18:28 roughing
  
  547   Thu Jun 28 17:40:59 2018 AlenaGeneralMeasurementsS1600594, S1600595
18:01 in chamber

S1600594
in CR1
S1600594 in CR2


18:09
roughing pump on
18:13 turbo pump
  
  548   Fri Jun 29 10:52:00 2018 AlenaGeneralMeasurementsS1800614 S1800618 S1800619 S1600600
11:01 in chamber

S1800614
in CR1
S1800618 in CR2
S1800619
in CR3
S1600600 in CR4


11:10
  
  549   Fri Jul 6 19:43:54 2018 AlenaGeneralMeasurementsS1800614 S1800619 S1600600
19:30 in chamber

S1800614
in CR1
S1800618 in CR2
S1600600
in CR4


19:40 roughing
  
  551   Wed Jul 25 11:23:44 2018 AlenaGeneralGeneralCR14 re-alignementAligned CR14 chamber back to 3" disks.  20180725_111415.jpg 
  552   Wed Jul 25 11:24:51 2018 AlenaGeneralMeasurementsS1600561, S1600562, S1600563, S1600564
12:20 pm in chamber

S1600561
in CR1
S1600562in CR2
S1600563
in CR3
S160056 in CR4


12:20
  
  553   Thu Jul 26 14:55:53 2018 AlenaGeneralMeasurementsS1600571, S1600572
14:30 in chamber

S1600571
in CR1
S1600572 in CR2


14:40
roughing pump on
14:50 turbo pump
  
  554   Thu Jul 26 15:33:00 2018 AlenaGeneralGeneralNew laser instaled for the old chanber cr0Installed a new HeNe laser for the old
chamber cr0. No major alignement was required.
The laser mount restored the alinement. Will
 20180726_152508.jpg20180726_152521.jpg20180726_152530.jpg20180726_154138.jpg 
  555   Thu Jul 26 15:35:48 2018 AlenaGeneralMeasurementsS1800620
15:20 in chamber

S1800620
in CR0


15:30 roughing
pump on
15:45 turbo pump on
  
  556   Fri Jul 27 18:06:49 2018 AlenaGeneralMeasurementsS1600641, S1600642, S1600643, S1600644
17:50 in chamber

S1600641
in CR1
S1600642 in CR2
S1600643
in CR3
S1600644 in CR4


18:04
  
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