The research topic "Fiber Interferometer for Laser Metrology and Stabilisation" explores and develops new approaches based on fiber system for :
- Stabilisation of lasers
- Measurement with laser interferometry
- Metrology of lasers and photonic devices
Principal investigators :
-
Fabien Kéfélian (Dr), associate professor - Université de Nice
researchgate linkedin Publons ORCID HAL
*Main Project : Spectral transfert of coherence 
*Partner project : StaLaR, Laser stabilisation on rare earth spectral hole burning (PI : Dr. Jean Etesse, Institut de Physique de Nice)
*Partner project : T-REFIMEVE EQUIPEX (PI : A. Amy-Kein, Université Paris XIII)
*Partner project : Dispersion and stability of passively mode-locked semiconductor lasers integrated on silicium (PI : Dr. Guillaume Huyet, M. Marconi, Institut de Physique de Nice)
*Partner project : Quantum@UCA, Testbed of quantum cryptography network (PI: Dr. Sébastien Tanzilli, Institut de Physique de Nice)
Michel Lintz (Dr, HdR), research fellow - CNRS (also member of LISA team)
Project : Long term laser stabilization by self-referencement of a fiber cavity 
Associates:
- Jean-Pierre Coulon, electronics engineer - CNRS
Temporary investigator :
- WE ARE LOOKING FOR CANDIDATE FOR A
PhD POSITION
NEWS :
- 26/03/2021 : The project TranSFIF, Principle, performance and limit of the spectral transfer of optical frequency with a fiber-based interferometer (PI Fabien Kéfélian), has been funded by FIRST-TF LABEX in partnership with LPL lab in Sorbonne Paris Nord
- 11/03/2021 : The project StaLaR,Laser stabilisation on rare earth spectral hole burning, lead by Jean Etesse from Institut de Physique de Nice in partnership with Fabien Kéfélian has been funded by the research federation Döblin
- 10/2018 : International Conference on Space Optics - ICSO 2018 : Temperature control of a PM ring fiber cavity for long-term laser frequency stabilization by D. Phung, J-P Coulon, Michel Lintz, T. Lévèque., Chania, France. pp.1118054,
- 15/05/2018 : Arrival of Nasserdine Hamdani, trainee from INP Grenoble to work on the double stabilization of laser on a fiber ring cavity under the supervision of M. Lintz
- 03/01/2018 : Arrival of Dr Ha Phung, First-TF funded engineer, to work on long term interferometer stabilization by double locking for 6 months
- 29/06/17 : CLEO Europe/EQEC at Munich : Presentation of Experimental evidence of a fundamental noise floor at the tens of millihertz level in laser locking onto unbalanced fibre-based Michelson interferometer (F. Audo, J.-P. Coulon et F. Kéfélian)
- 08/06/17 : Presentation by Fabien Kéfélian of Experimental evidence of a frequency noise floor at 0.1 Hz/Hz^0.5 in laser locking onto Michelson fiber based interferometer (F. Audo, J.-P. Coulon and F. Kéfélian ) at the annual general assembly of the network of excellence First-TF (Network for Research, Innovation, Education, Services and Training in Time-Frequency, "LABEX")
- 25/04/17 : Arrival of Maxence Dupriez, trainee from université de Lille in master "light - matter", to work on long term laser stabilization by double locking on fiber based Fabry-perot interferometer under the supervision of M. Lintz
- 23/03/17 : Experimental evidence of a fundamental noise floor at the tens of millihertz level in laser locking onto unbalanced fibre-based Michelson interferometer, par F. Audo, J.-P. Coulon et F. Kéfélian accepted at CLEO Europe/EQEC 2017
- 03/02/17 : Release of the paper Efficient diode laser line narrowing using dual, feed-forward + feed-back laser frequency control by M. Lintz, D.-H. Phung, J.-P. Coulon, B. Faure and T. Leveque, in Review of Scientific Instruments 88, 026102 (2017)
- 07/10/16 : Presentation by Michel Lintz of "Dual", feed-forward + feed-back frequency control for efficient and convenient diode laser line narrowing at ICSO, International Conference on Space Optics (Biarritz)
Former projects :
- Spectral narrowing of diode laser (M. Lintz) (CNES funding)
- Laser Telemetry :
Former investigators and parteners:
- Nasserdine Hamdani, Phelma engineering school intern in 2018
- Ha Phung, contract engineer in 2013, doctoral candidate 09/09-06/13, contract engineer January-July 2018 (now permanent research engineer in OCA- Geoazur Lab)
- Maxence Dupriez, trainee 2nd year of master in physics option "light - matter" in université de Lille - 2017
- Frédéric Audo, contract researcher in 2016 (now engineer at CEA)
- Yassine Barje, trainee (Master Limoges) 2016 (now engineer at SFR)
- Lin Wei Yu, trainee (Master SupOptique) 2016
- Mathieu Daldosso, trainee (INSA Toulouse) 2014 (now engineer at NXP Semiconductors)
- Clément Courde, doctoral candidate 09/07-02/11 (now permanent research engineer in OCA- Geoazur Lab)
- Alain Brillet, senior research fellow - Medaille d'or du CNRS recepient (now retired)
