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Status of commissioning, report also here plots are reports., Page 2 of 5
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Title
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36
Wed Oct 20 12:36:15 2021
Ronic Chiche
Fixed
report
lasers and optics
Optical room
Amplitude GHz oscillator phase noise with PZT effect
3 phase noise measurements made on the
Amplitude GHz oscillator with different PZT
configurations :
38
Wed Oct 20 15:27:51 2021
Ronic Chiche
Fixed
report
lasers and optics
Optical room
Amplitude GHz oscillator phase noise with PZT effect
Thorlabs PZT datasheet.
Reference: PC4QR
43
Thu Dec 2 16:12:17 2021
Aurélien Martens
Fixed
report
mechanics | software
Optical room
new smaract positions
M1 and M2 at 5.1085mm and M3 and M4 at
-2.9mm
46
Fri Dec 10 16:57:56 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 10 12 2021 (optimization injection Burst)
Manip 10/12/2021
Après recherche de la résonnance
principale
47
Tue Dec 14 12:59:07 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 14 12 2021 injection optimization (and calibration)
Matin :
moteurs :
M1, M2 (plans): 5.110500m
48
Thu Dec 16 10:40:55 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 14 12 2021 injection optimization (and calibration)
Après-midi :
* Optimisation
de l'alignement en injection pour avoir
49
Thu Dec 16 12:12:10 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 16 12 2021 montée en puissance
Matin:
* Redémarrage Tangor 4W
- couplage 15%
50
Thu Dec 16 12:13:52 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 16 12 2021 montée en puissance
52
Fri Dec 17 17:03:34 2021
Kevin Dupraz
Under Process
report
lasers and optics
Optical room
Manip 17 12 2021 reprise réf nouvelle injection pour polarisation
Tangor : 4.2W
* Réalignement de l'injection
suite aux modifications :
55
Thu May 19 10:04:05 2022
Blanc
Under Process
report
lasers and optics
Optical room
Changement cadence et duty cycle + ref cam
- Prise des nouvelles ref caméras
: NF{709;371} , FF{389;280} [Image 1 &
2]
54
Tue May 17 17:28:31 2022
Blanc
Fixed
issue
lasers and optics | detectors and electronics
Optical room
Différence de fréquence Tangor/Lockline
- On a observé que le fondamental
du Tangor et celui de la Lockline n'étaient
pas situés à la même
56
Tue Jun 14 11:16:37 2022
Blanc
Under Process
issue
lasers and optics
Optical room
Problèmes Cavitée
Précédentes ref pour lesquelles
la manip fonctionnait :
Caméras :
1
Tue Mar 23 18:33:16 2021
Ronic Chiche
Fixed
info
lasers and optics | detectors and electronics
Optical room
Phase noise measurement of the Amplitude MIKAN
Installation of the MIKAN.
powermeter (with OD1) just after the
oscillator shows 440mW for 4A of the MIKAN
2
Tue Apr 6 09:25:47 2021
Ronic Chiche
Fixed
info
lasers and optics | detectors and electronics
Optical room
Phase noise measurement of the Amplitude MIKAN
Coupling into a 50-50% fiber coupler using
the Thorlabs XYZ table NanoMax TS.
We reached 117mW after the 50% arm
12
Fri May 7 15:40:10 2021
Ronic Chiche
Fixed
info
lasers and optics
Optical room
Theoretical Finesse, Gain and Coupling
For spherical mirrors M3 and M4 (batch
C117I054) the reflectance (R) is around 99.9987%
(if T+R=1 => T=13ppm)
13
Wed Jun 30 20:26:38 2021
Kevin Dupraz
Under Process
info
lasers and optics | detectors and electronics
Optical room
Cameras Calibration
After installing cameras the actual calibration
are :
NF_Refl: acA1920-40gm
17
Tue Sep 7 14:27:07 2021
Blanc
Fixed
info
lasers and optics
Optical room
Polarisation Results of the NKT
I made many tests about polarization and
we can see some points thanks to the following
figures :
18
Tue Sep 7 17:48:50 2021
Blanc
Fixed
info
lasers and optics | detectors and electronics
Optical room
Locking of the cavity and setup changing
We change the setup a bit to have the same
polarization on the photodiode and the PDH
(in reflexion of the cavity). CF: schematics
19
Wed Sep 8 10:50:38 2021
Blanc
Fixed
info
lasers and optics
Optical room
Polarisation Results of the NKT
To have the polarisation, we must have
1 value because the laser in entry of the
system has 1 polar. Due to that, the graphe
20
Thu Sep 9 16:34:37 2021
Blanc
Fixed
info
lasers and optics
Optical room
Ring light in the cavity
We put a diaphragm in the input beam but
it doesn't work to suppress the ring
light only but it attenuates the whole transmitted
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