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  Status of commissioning, report also here plots are reports., Page 11 of 13  Not logged in ELOG logo
ID Date Author Status Type Category Location Titledown Text Attachments
  51   Fri Jan 24 17:58:45 2020 Loïc AmoudryFixedinfolasers and opticsOptical roomCFBG removed from ThomX CELIA amplifierThe CFBG has been removed successfully
and the amplifier is closed now.

The soldering machine had a calibration
  
  116   Fri Jul 22 17:07:32 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomCELIA amplifier installation + chillerAmplifier placed next to the pulsed laser
on the table under the airflow

The output is in free space with
 WhatsApp_Image_2022-07-22_at_4.26.24_PM.jpgWhatsApp_Image_2022-07-22_at_4.26.24_PM.jpgWhatsApp_Image_2022-07-22_at_5.02.24_PM.jpg 
  120   Fri Jul 22 18:25:31 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomCELIA amplifier installation + chillerThe software to control the CELIA amplifier
is on the laptop that was placed in ThomX
bunker.
  
  129   Fri Aug 19 16:02:33 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomCELIA amplifier installation + chillerClosing series




  
  115   Tue Jul 12 19:07:50 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomCELIA amplifier installationThe amplifier was installed on the optical
table next to SBox table.

The CVBG that will be used for
  
  224   Wed Oct 2 10:12:55 2024 Ronic ChicheUnder Processissuelasers and opticsOptical roomCELIA 100W laser amplifier repair this morning with Alice, we sent the Menhir
160MHz injected in a fiber (with 6mW at the
end of a long fiber) into the laser amplifier,
  
  225   Wed Oct 2 18:12:54 2024 Ronic ChicheUnder Processissuelasers and opticsOptical roomCELIA 100W laser amplifier repair this afternoon, we saw some electric cables
badly connected to their power supply.
we fixed it by soldering them together
 IMG20241002144351.jpgIMG20241002144936.jpg20241002_161657.jpgClipboard_10-02-2024_01.jpg 
  230   Mon Dec 16 10:20:56 2024 Ronic ChicheUnder Processissuelasers and opticsOptical roomCELIA 100W laser amplifier repair friday morning, we add a zoom call with
Jerome Lhermite about the amplifier repair.
he approximately confirmed the amplifier
 Sans_titre.png 
  9   Fri Oct 19 11:23:27 2018 Loïc AmoudryFixedreportlasers and opticsOptical roomBeam size vs D-shape positionMeasurement done on 18/10/18.

At high power, the shape of the
0.0 mode does not change. The D-shape only
 181018_4A_no_cut.PNG 
  10   Fri Oct 19 11:46:21 2018 Loïc AmoudryFixedreportlasers and opticsOptical roomBeam size vs D-shape positionMatlab code for size vs position and power


clear all
 size_vs_position_and_power.JPG 
  37   Tue Dec 17 10:46:24 2019 Ronic ChicheFixedinfolasers and opticsOptical roomBeam size behind M2Beam diameter behind M2 :

- 2nd stage @ 6A - 1kW inside cavity
sx = 2120 µm
 beam_diameter_behind_M2_-_1kW.pngbeam_diameter_behind_M2_-_30kW.png 
  41   Tue Dec 17 17:58:12 2019 Ronic ChicheFixedinfolasers and opticsOptical roomBeam size behind M2the telescope matchs the cold cavity beam,
so it is normal to have a power decrease
on the transmission photodiode when the cavity
  
  44   Thu Dec 19 16:03:17 2019 Ronic ChicheFixedinfolasers and opticsOptical roomBeam size behind M2Yesterday, we tried to better adapt positions
of the telescope lenses, dynamically, during
the lock, to improve the matching between
  
  206   Thu Mar 28 19:03:55 2024 Xinyi LuFixedinfolasers and opticsOptical roomAmplifier power and mirror transmissionToday, Ronic, Daniele, Aurélien
and I measured the amplifier power and mirror
transmission.
 3rd_amp_power.pngTransmission_measurement.png 
  132   Fri Aug 19 16:31:11 2022 Manar AmerFixedreportlasers and opticsOptical roomAmplifier output Beam ProfileIn preparation to measure the output beam
profile from the amplifier at high power,
I have placed two wedge mirrors just before
 20220819_Setup.jpg 
  135   Mon Aug 22 18:39:13 2022 Manar AmerFixedreportlasers and opticsOptical roomAmplifier output Beam ProfileBeam divergence after amplifier 4.46 mrad

 

  
  194   Tue Feb 27 17:51:56 2024 Xinyi LuFixedinfolasers and opticsOptical roomAmplified laser injectionIn the last two days, Ronic and I connected
the amplifier and locked the cavity.

- We installed an iris on the output
 Screenshot_2024-02-27_1_165535.png 
  232   Tue Mar 4 18:51:57 2025 Ronic ChicheUnder Processinfomechanics | lasers and opticsOptical roomAlignment of a 2-mirror FP cavitytoday with Alice,

- we measured the height of the
SBOX windows center : 140mm from the optical
  
  118   Fri Jul 22 18:00:21 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomAlignment / Table setup The current setup of the optical table
attached.

The cavity is aligned and the lock
 20220722_table_setup.jpg20220722_tablesetup.jpg 
  130   Fri Aug 19 16:03:17 2022 Manar AmerFixedreportlasers and optics | detectors and electronics | softwareOptical roomAlignment / Table setup closing series




  
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