| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
353
|
Fri Aug 30 12:05:38 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | After the summer power shutdown, I restarted
all the equipements and got quickly ~80kW
for 33% amplifier ratio with CEP optimization |
|
|
352
|
Fri Aug 30 10:50:45 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | this morning with Daniele, we are measuring
the amplifier power just before the FP-cavity.
Casemate temperature @19.5°C |
|
|
351
|
Tue Aug 27 12:31:19 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | after doing some alignment (walking procedure
on the Y axis), and CEP optimization, I got
83kW for 33% on the laser amplifier with |
|
|
350
|
Tue Aug 27 11:33:24 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | we had to move the laser cavity motor to
find the resonances and change a lot the
CEP. |
|
|
349
|
Tue Aug 27 10:19:08 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | I refilled the chiller and the stabilized
temperature is @ 25°C
we started the 3rd stage of the |
|
|
348
|
Tue Aug 27 09:59:18 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | temperature in the casemate ~ 19.5°C
stable
this morning, I measured the power |
|
|
347
|
Tue Jul 23 09:37:24 2024 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | picture of the connectors used to carry
signals between the amplifier pump module
and the rack under the table. |
|
|
346
|
Mon Jul 22 09:54:24 2024 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | Guillaume and Julien Bour from Alphanov
will come on wednesday 24/07 to have a first
look and check the amplifier. |
|
|
345
|
Wed Jun 19 09:14:14 2024 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | the present situation is :
Guillaume asked me to disconnect
the "Laser head" cable from the |
|
|
344
|
Wed Jun 19 09:07:56 2024 |
Ronic Chiche | Fixed | info | software | ThomX igloo | New password for login on the ThomX computer | the previous password has expired.
the new access from the computer
: |
|
|
343
|
Thu Jun 6 09:17:02 2024 |
Ronic Chiche | Fixed | issue | lasers and optics | ThomX igloo | Alphanov amplifier issue | FYI : to access special menus on the Alphanov
software,
login : "Administrator" |
|
|
342
|
Fri May 31 18:12:59 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | today with Daniele, we disconnected the
EOM to increase the injected power of the
amplifier, we were at 4.8mW but we still |
|
|
341
|
Tue May 28 15:05:46 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | today, I tried to restart the amplifier
at 0% (without 3rd stage) but it didn't
start... still the same error message. |
|
|
340
|
Tue May 14 10:37:41 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | the air temperature is between 21°C
and 22°C.
I tried to lock the cavity but |
|
|
339
|
Tue May 14 09:20:27 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | Yesterday, the ThomX water circuit should
have been repared,
and yesterday aftenoon, Daniele restarted |
|
|
338
|
Thu Apr 25 09:09:49 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation |
this morning, the chiller was in
error and I had to restart it. |
|
|
337
|
Thu Apr 11 09:58:10 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | this morning, the computer was restarted
and I had to launch all the applications.
no problem except the powermeter for |
|
|
336
|
Tue Apr 9 09:38:18 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | this morning, I had to restart the chiller.
Temp Amp 1 is at 27.5°C after having
started the amplifier at 33% ratio. |
|
|
335
|
Tue Apr 2 09:19:31 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | ThomX igloo | FP-cavity lock survey during the Linac section changing operation | from now on, the transmission factor for
calculating the FP intra cavity power is
1/1.75ppm ~ 570 000 (changed in the Powermeter |
|
|
334
|
Tue Apr 2 08:51:21 2024 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | New multiplication factor for the Fabry-Perot intra-cavity power | last week, we measured the transmission
of a plan mirror from the same batch than
the ThomX mirrors and we got ~ 1.75ppm instead |
|