| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
313
|
Tue Jan 16 12:19:35 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Restarting equipements after Christmas shutdown | on last friday (12/01/2024), the IcePap
DS issue was solved and I was able to control
the FP-cavity motors properly. |
|
|
241
|
Fri Sep 8 12:43:04 2023 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Removing high order modes | this morning we locked the laser and the
FP-cavity with ~ 40kW => some HOM appeared
"randomly" depending on the power. |
|
|
242
|
Fri Sep 8 18:22:21 2023 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Removing high order modes | here is the picture of the L-shape arm
and the inside of the vessel.
this image corresponds to the "zero" |
|
|
245
|
Tue Sep 12 14:28:36 2023 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Removing high order modes | yesterday with Daniele, we tried again
to move the arm horizontally and vertically
from the "zero position" to have |
|
|
8
|
Mon Oct 22 11:27:35 2018 |
Ronic Chiche | Fixed | info | mechanics | Optical room | Remontage mécanique | Mail de Yann du 12/10/2018 :
Je vous fais le bilan des actions
effectuées : |
|
|
9
|
Mon Oct 22 11:29:41 2018 |
Ronic Chiche | Fixed | info | mechanics | Optical room | Remontage des vérins | Mail de Yann du 8/10/2018 :
Bonjour,
Tous les vérins sont maintenant |
|
|
431
|
Thu Jun 26 12:37:22 2025 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Recipies for different FPC power | For ~ 46kW power in the FP-cavity:
Alplhanov amplifier ratio
: 20% |
|
|
432
|
Tue Jul 1 12:13:18 2025 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Recipies for different FPC power | For ~ 23kW power in the FP-cavity:
Alplhanov amplifier ratio
: 15% |
|
|
436
|
Wed Jul 9 14:12:54 2025 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Recipies for different FPC power |
For ~ 66kW power in the
FP-cavity: |
|
|
56
|
Fri Sep 6 14:48:14 2019 |
Loïc Amoudry | Fixed | report | mechanics | vacuum | Optical room | Primary vacuum to check dust | The cavity has been cleaned then put under
primary vacuum (primary pump without vacuum
flow control). Dusts presence was checked |
|
|
93
|
Wed Feb 19 17:21:28 2020 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Powerup with 2.5ps pulses | A power up has been performed on ThomX
until 65kW intracavity power. We didn't
see any modes but stored power was really |
|
|
453
|
Thu Sep 18 18:29:04 2025 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | vacuum | detectors and electronics | cabling | software | utilities | ThomX igloo | Power shut down on September 23th | to anticipate the power shut down on next
tuesday 23/09,
this afternoon, I switched off all |
|
|
454
|
Fri Sep 26 11:08:21 2025 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | vacuum | detectors and electronics | cabling | software | utilities | ThomX igloo | Power shut down on September 23th | this morning, I restarted all the equipments
of the FPC.
everything was fine after being |
|
|
455
|
Fri Sep 26 11:13:35 2025 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | vacuum | detectors and electronics | cabling | software | utilities | ThomX igloo | Power shut down on September 23th | the 33MHz/500MHz RF frequencies from the
Ring seems different from the previous state
(maybe working at an energy of 50MeV instead |
|
|
456
|
Mon Sep 29 10:22:32 2025 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | vacuum | detectors and electronics | cabling | software | utilities | ThomX igloo | Power shut down on September 23th | This morning I did a phase alignment on
the PDH signal generator (Rigol DG4102)
this procedure ensure that both phases |
|
|
199
|
Mon Mar 20 09:33:54 2023 |
Ronic Chiche | Fixed | info | utilities | ThomX igloo | Power shut down on Saturday the 18th | All the equipments have been switched off
on Friday 17th due to a power shut down on
Saturday 18th : |
|
|
201
|
Mon Mar 20 17:39:28 2023 |
Ronic Chiche | Fixed | info | utilities | ThomX igloo | Power shut down on Saturday the 18th | Today, I restarted all the equipements
:
Chiller |
|
|
449
|
Wed Aug 27 12:01:41 2025 |
Ronic Chiche | Fixed | info | detectors and electronics | ThomX igloo | Power shut down on August 29th | This morning, all the equipments have been
switched off due to a power shut down
tomorrow morning. |
|
|
450
|
Thu Aug 28 18:01:46 2025 |
Ronic Chiche | Fixed | info | detectors and electronics | ThomX igloo | Power shut down on August 29th | after alignment, CEP adjustment and optimizing
the PDH phase, I got back ~92kW in the FPC
for 33% amplifier ratio. |
|
|
427
|
Wed Jun 11 18:59:34 2025 |
Ronic Chiche | Under Process | issue | mechanics | lasers and optics | vacuum | detectors and electronics | ThomX igloo | Possible causes for the noise in the FP-cavity system | list of possible causes of the high frequency
noise which makes the system loosing the
lock => to be checked. |
|