| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
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 |
|
|
165
|
Thu Oct 20 15:01:02 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | I used the 33MHz spectrum measurement :
https://elog.lal.in2p3.fr/FPC/THOMX+commissioning/153
fitted by P=P0*sech²((f-f0)/df) |
|
|
166
|
Mon Oct 24 17:35:01 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | Manar + Victor, today in the morning we
aligned the CVBG of the stretcher.
The double path using the mirror |
|
|
167
|
Wed Nov 2 11:42:43 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | This morning with Manar, we continued the
strecher CVBG alignment and fiber injection
procedure : |
|
|
168
|
Thu Nov 3 09:09:18 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | this morning : still 6.2 mW at the output
of the fiber.
the powermeter has been removed |
|
|
169
|
Wed Nov 9 11:34:54 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Strecher and fiber injection alignment | Monday 7/11 morning, the power in the fiber
was still 6.2 mW
|
|
|
170
|
Wed Nov 9 13:03:50 2022 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | on Monday morning 7/11, we tried to restart
the Alphanov amplifier which was not turned
on since end of april 2022, but it didn't |
|
|
171
|
Wed Nov 9 14:49:52 2022 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | I just tested the fuse inside the black
ON/OFF switch on the rear panel => it
is OK ! :-( |
|
|
172
|
Thu Dec 1 13:51:05 2022 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | The laser amplifier controller has been
sent yesterday and received today by Alphannov.
they should do the assessment quickly... |
|
|
173
|
Tue Dec 6 11:47:36 2022 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | Today, I did a Teams meeting with Guillaume.
He didn't see any problem with
the controller. |
|
|
174
|
Thu Dec 15 11:41:36 2022 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | Yesterday, we received the controller back
from Alphanov
and I tested it immediately in the |
|
|
175
|
Mon Jan 2 15:21:09 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Alphanov amplifier beam profile measurement | today with Manar, we brought everything
to make the profile measurement.
the chiller was in error |
|
|
176
|
Thu Jan 5 09:58:50 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Alphanov amplifier beam profile measurement | yesterday morning with Manar,
1) we fixed the threshold level
of the laser input signal which makes the |
|
|
177
|
Mon Jan 9 12:11:14 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Alphanov amplifier beam profile measurement | this morning with Manar,
- we checked first the chiller
problem. |
|
|
180
|
Wed Jan 11 17:38:13 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | Alphanov amplifier beam profile measurement | this morning with Manar,
- we fixed the chiller problem
(+/-2°C fluctuation around the set temperature |
|
|
192
|
Wed Mar 8 15:11:49 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | CW laser installation and cleaning | This morning with Manar, in order to prepare
the installation of the news FP cavity mirrors,
- we installed the Koheras below |
|