| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
39
|
Thu May 23 17:30:03 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Transmission of Sapphire mirror | See image. |
|
|
232
|
Wed Aug 2 13:07:59 2023 |
Ronic Chiche | Not Fixed | issue | detectors and electronics | ThomX igloo | ThomX ring injection kicker noise => USB communication issue with Alphanov amplifier | several times already, when the electrons
ring injection kicker is running @10Hz, we
observed peaks at the same frequency on reflected |
|
|
67
|
Thu Oct 3 18:00:10 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | ThomX amplifier M2 | The ThomX M2 has been measured between
1.5-1.6 for x and y |
|
|
92
|
Tue Feb 18 12:24:00 2020 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | ThomX Locked with CVBGs | ThomX has been locked with a new telescope
while using compression CVBGs.
Coupling is ~50-55% and lock is stable. |
|
|
271
|
Mon Oct 9 13:11:23 2023 |
Daniele Nutarelli | Fixed | info | lasers and optics | ThomX igloo | Tests of pointing stability of the laser CFP | Last monday with Victor we have cheked
the stability of de pointing of the laser
FP. |
|
|
288
|
Thu Nov 23 12:26:26 2023 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Temperature control of the Laser length with the inside Peltier |
bunker temperature @ 22.5°C
today, Sebastien Pitrel improved |
|
|
287
|
Thu Nov 23 12:25:07 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | as the CFP motors displacements induce
a cavity unlock, we try to change the cavity
length by changing the temperature of elment |
|
|
294
|
Tue Nov 28 18:38:16 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | several days ago, we installed a heating
cable around the output flange (close to
the X-hutch) of the FP-cavity vessel. |
|
|
297
|
Wed Nov 29 12:20:18 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | today, I removed one of the DC voltage
supply (as with 30V, we are already able
to 30°C on the heating cable). |
|
|
301
|
Thu Nov 30 15:53:10 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | this afternoon, I started the heating cable after
the warm-up of the FP-cavity :
14h20 : start to fill 50kW |
|
|
302
|
Mon Dec 4 10:45:50 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | last friday, I locked the cavity and then,
switched ON the heating cable after waiting
the cavity reaches a steady state in frequency |
|
|
304
|
Thu Dec 7 14:59:02 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | on last tuesday, I did a long-term measurement
of the frequency drift when the heating cable
is powered ON at 20V (2x 10V) @ t=0mn. |
|
|
306
|
Mon Dec 11 17:21:32 2023 |
Ronic Chiche | Fixed | issue | mechanics | lasers and optics | detectors and electronics | ThomX igloo | Temperature control of the FP-cavity length | today with Fatematuj, we did a long-term
frequency drift measurement between the FP-cavity
loaded with 50kW and the RF reference frequency... |
|
|
91
|
Fri Feb 14 18:02:37 2020 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Telescope for compressors and ThomX | CVBGs telescope is done with w ~= 1mm.
ThomX telescope is done with w
~= 2.3mm in x and y. |
|
|
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 |
|
|
160
|
Thu Oct 13 12:26:07 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | Today, after laser was modelocked, we checked
the power inside the fiber coming from the
Alphanov Strecher box. |
|
|
161
|
Mon Oct 17 13:58:08 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | This morning with Viktor, we started the
alignment of the CVBG and fiber.
we did a better alignment of the |
|
|
162
|
Tue Oct 18 17:51:12 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | In preparation for tomorrow morning, I
did a test with a 45° mount to have a
power pickup inside the injection box. |
|
|
163
|
Wed Oct 19 14:57:43 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | This morning with Manar, we measured the
power at different points:
- direct measurement at the output |
|
|
164
|
Wed Oct 19 15:01:32 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | This morning with Ronic, using a pickup
mirror, we measured the power in different
locations along the path of the stretcher |
|