| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
131
|
Fri Mar 11 17:58:24 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | First hands on the Alphanov amplifier & software | Additional information related to the injected
power into the amplifier fibers.
power = 4.45 mW (as shown from |
|
|
143
|
Fri Apr 8 13:15:18 2022 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | First hands on the Alphanov amplifier & software | Software Works well and is operational.
Just closing the log series!!!
|
|
|
225
|
Wed Jun 28 19:01:03 2023 |
Ronic Chiche | Fixed | info | lasers and optics | ThomX igloo | First X rays and FP-cavity mode and electron beam waists size @ IP | on friday 23/06 afternoon, after scanning
the hexapod z-axis, we observed a cut of
the power stored in the FP-cavity (with constant |
|
|
73
|
Thu Oct 10 18:03:10 2019 |
Ronic Chiche | Fixed | issue | mechanics | Optical room | First Lock with 2nd satge of amplifier : Motor issue ? | Global locking almost clean : tranmission
and reflection are quite noiseless except
the peaks at every 500ms. |
|
|
82
|
Tue Nov 26 16:11:52 2019 |
Ronic Chiche | Fixed | issue | mechanics | Optical room | First Lock with 2nd satge of amplifier : Motor issue ? | The 500 ms noise disapeared. We had to
disable the "power save" mode of
the smaract translation stage. AND turn OFF |
|
|
72
|
Thu Oct 10 17:51:26 2019 |
Ronic Chiche | Fixed | issue | lasers and optics | detectors and electronics | Optical room | First Lock with 2nd satge of amplifier : Finesse issue ? | 1st lock today with the second stage of
the amplifier.
~ 300mW of injected power (but which |
|
|
74
|
Fri Oct 11 18:42:32 2019 |
Ronic Chiche | Fixed | issue | lasers and optics | detectors and electronics | Optical room | First Lock with 2nd satge of amplifier : Finesse issue ? | First of all, we used and optical spectrometer
to determine which proportion of pump and
signal is in the injected beam. |
|
|
30
|
Fri Apr 5 11:28:39 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Finesse with P1 SUPRASIL | P1 SUPRASIL has been installed instead
of P1 Sapphire. It has been cleaned 3 times
on each face with wipe+isopropanol before |
|
|
38
|
Thu May 23 10:10:56 2019 |
Ronic Chiche | Fixed | report | lasers and optics | Optical room | Finesse measurement by decay time technique | 5 Files attached:
- Note on the technique and results
for the present cavity on 2019, May 21th |
|
|
101
|
Tue Jul 7 12:49:38 2020 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Finesse measurement after the Edge installation | After the Edge installation inside the
cavity, the Finesse has been measured several
times by modulation technique with an average |
|
|
50
|
Fri Aug 30 09:44:56 2019 |
Ronic Chiche | Fixed | report | lasers and optics | Optical room | Finesse measurement after mirror cleaning using the spin coater | Last Finesse measurement in air : ~ 17
000 the 20th of may (see logbook)
28th and 29th of august, we cleanned, |
|
|
51
|
Fri Aug 30 17:46:15 2019 |
Ronic Chiche | Fixed | report | lasers and optics | Optical room | Finesse measurement after mirror cleaning using the spin coater | today I cleaned S3 with isopropanol and
then with pure water on spin coater.
Finesse is only 10 700.(coupling 50% |
|
|
54
|
Tue Sep 3 18:04:03 2019 |
Ronic Chiche | Fixed | report | lasers and optics | Optical room | Finesse measurement after mirror cleaning using the spin coater | Following finesse measurements (start @10700):
Clean P1 with SC (water) + isoprop
(wipe) finesse @15000 |
|
|
100
|
Tue Jun 16 13:03:52 2020 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Finesse measurement after confinement | After 3 months without human presence,
finesse has been measured 3 times with
average optimization: |
|
|
61
|
Fri Sep 27 16:17:36 2019 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Finesse measurement | After mirrors were going back from LMA
for cleaning and thermal anealing, they have
been installed in FP cavity for Finesse measurement. |
|
|
63
|
Mon Sep 30 11:30:32 2019 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Finesse measurement | To complete these observations:
Finesse has been measured
on thursday, right after cleaning the cavity |
|
|
25
|
Tue Apr 2 17:59:18 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Finesse after removing wires | 19/04/01: We removed the wires from the
beam path in the cavity. Finesse stayed at
3400. FSR: 33.342 MHz. |
|
|
37
|
Tue May 21 17:49:30 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Finesse after cleaning (new suprasil mirror) | 15/05/19-20/05/19:
Cleaning of the mirrors:
Initial finesse 14000 @air |
|
|
31
|
Mon Apr 8 10:18:31 2019 |
Loïc Amoudry | Fixed | report | lasers and optics | Optical room | Finesse after 2days | Finesse measured this morning after P1
SUPRASIL being into the cavity for two
days. In order to check if it's getting |
|
|
363
|
Mon Sep 16 12:03:30 2024 |
Ronic Chiche | Fixed | info | mechanics | ThomX igloo | Finding correct motors position and parameters to keep the lock during a move | this morning, I try
to find a new region for MOT.03 and MOT.06
where we can move them without unlocking |
|