| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
420
|
Mon Mar 31 18:19:30 2025 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | New power record in ThomX cavity | today, we were able
to store more than 97kW in the FP cavity,
always with the same parameter : 33% laser |
|
|
422
|
Fri May 2 10:05:43 2025 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | air conditionning in ThomX Bunker | The temperature slitly increase in thomx
Bunker from 23° to 24° during the
last day. |
|
|
423
|
Tue May 6 09:29:43 2025 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | air conditionning in ThomX Bunker | after the new temperature setting for the
bunker air cooling (winter to summer transition),
the temperature drop from 24° to 20°C |
|
|
424
|
Tue May 6 10:58:18 2025 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | air conditionning in ThomX Bunker | I finally got 93-94kW for 33% amp ratio.
I had to move the FP-cavity length
to compensate the temperature change in the |
|
|
428
|
Wed Jun 25 09:43:36 2025 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | New power record in ThomX cavity | yesterday, we were able to store more than
98kW in the FP cavity, always with the same
parameter : 33% laser amplifier ratio |
|
|
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: |
|
|
444
|
Tue Jul 15 17:34:13 2025 |
Ronic Chiche | Under Process | info | lasers and optics | ThomX igloo | Stability test Without and with | The laser starts at 93 KW.
This morning I operated the laser
locked with the RF for 1h30 without any delock. |
|
|
445
|
Wed Jul 16 17:17:57 2025 |
Ronic Chiche | Under Process | info | lasers and optics | ThomX igloo | Suite tests stabilité | We continue to find what gives high freq.
perturbation.
The laser starts at 92 KW it is |
|
|
446
|
Fri Jul 18 09:23:40 2025 |
Ronic Chiche | Under Process | info | lasers and optics | ThomX igloo | Xrays experiment with prostate | Today we do XRays for experiment.
The laser start to 33% at 93 KW
but Pgain = 0.033 |
|
|
447
|
Fri Jul 18 15:56:40 2025 |
Ronic Chiche | Under Process | info | lasers and optics | ThomX igloo | laser operation again with machine OFF | The laser start at 33% with 92 KW optimized
and
P=0.03 |
|
|
464
|
Mon Feb 2 15:29:45 2026 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Laser Amplifier used at 70% | today, I installed a laser dump just before
the telescope to avoid any high power (50W
instead of 17W usually) issue in the injection |
|
|
465
|
Wed Apr 22 09:52:40 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | Last Friday, we tried to increase the FP-cavity
power by just increasing the amplifier ratio
from 35% to 70%. |
8x |
|
466
|
Mon Apr 27 16:55:15 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | today with Alice and Daniele,
we checked the distance of the
optical setup : |
|
|
467
|
Wed Apr 29 09:38:20 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | new power increase after alignment of the
waveplates and iris.
amplifier ratio (%) => FPC cavity |
|
|
468
|
Wed Apr 29 15:31:06 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | I installed a stronger optical filter on
the reflection photodiode and loaded it on
1kOhms. |
|
|
469
|
Mon May 18 11:33:46 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | this morning with Daniele, we set the amplifier
ratio to 33% => 97kW
then, we set the amplifier ratio |
|
|
470
|
Thu May 28 10:31:23 2026 |
Ronic Chiche | Under Process | report | lasers and optics | ThomX igloo | Increasing the FP-cavity power | Last friday, with Daniele, we did some
realignement on the 2nd CVBG of the compressor
: the beam shape seems better, now. |
|
|
46
|
Thu Jul 4 10:17:46 2019 |
Ronic Chiche | Fixed | info | detectors and electronics | Optical room | New design for PDH boxes | A new design has been studied for the 5
PDH boxes to better match the low (33MHz)
repetition rate of the ThomX laser. |
|