Research - FIRST-TF

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Research

Over 2012-2023 period, FIRST-TF has supported 126 Research operations:

2023
- Absolute time and distance measurement for the MetroCom project
  - Membre(s) :
  - GEOAZUR
  - Axes :
  - T/F atomic references
- Composite substrates for new generation fine quartz resonators
  - Membre(s) :
  - FEMTO-ST
  - ONERA
  - Axes :
- High Q fibered optical resonators and applications
  - Membre(s) :
  - LAAS
  - PhLAM
  - FEMTO-ST
  - Axes :
- Flexible and reconfigurable optical frequency combs
  - Membre(s) :
  - XLIM
  - PhLAM
  - Axes :
- LEILA (uLtra-stable nEar-UV Cs mIcrocell LAser)
  - Membre(s) :
  - FEMTO-ST
  - Institut Foton
  - Axes :
- COTIME : Comparison of advanced time and frequency transfer techniques
  - Membre(s) :
  - SYRTE
  - UTINAM
  - GEOAZUR
  - Axes :
- Tremble sensed as Integrated Noise by frequency Transfer In a Network (TINTIN)
  - Membre(s) :
  - SYRTE
  - LPL
  - Axes :
- Using FPGAs with Python for metrology
  - Membre(s) :
  - LKB
  - Axes :
- Unified Zeeman slower and Magneto-Optical trap for neutral strontium and ytterbium
  - Membre(s) :
  - SYRTE
  - LP2N
  - Axes :
2022
- EXOSSTIF : EXploitation Optimale du Signal REFIMEVE pour la Spectroscopie de Très haute résolution en Fréquence
  - Membre(s) :
  - PIIM
  - LPL
  - Axes :
  - Applications & interfaces
- Software defined radio time and frequency transfer, including security implications
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - UTINAM
  - Axes :
  - T/F atomic references
- Enhancing the capabilities and practicability of the IPPP technique
  - Membre(s) :
  - BIPM
  - SYRTE
  - CNES
  - Axes :
  - Applications & interfaces
  - , T/F transfer
- Probing molecular gazes under extreme confinement
  - Membre(s) :
  - LPL
  - XLIM
  - Axes :
  - T/F atomic references
- TIME4Span: Time for Space Lasers Links
  - Membre(s) :
  - GEOAZUR
  - SYRTE
  - Axes :
  - Applications & interfaces
  - , T/F transfer
- TranSFIF – Étude expérimentale des performances du Transfert Spectral de Fréquence optique par un Interféromètre à Fibre
  - Membre(s) :
  - Artemis
  - LPL
  - Axes :
  - T/F atomic references
- Towards ultra-high resolution SI-traceable molecular spectroscopy in the mid-infrared
  - Membre(s) :
  - LERMA
  - LPL
  - Axes :
2021
- SUperradiance in the COntinuous REgime (SURECO)
  - Membre(s) :
  - FEMTO-ST
  - LPL
  - Axes :
  - T/F atomic references
- Principle, performance and limit of the spectral transfer of optical frequency with a fiber-based interferometer
  - Membre(s) :
  - Artemis
  - LPL
  - Axes :
  - Oscillators
- Time Transfer by Laser Link with the Ajisai satellite
  - Membre(s) :
  - GEOAZUR
  - SYRTE
  - Axes :
  - Oscillators
- Microwave trapped atom chip clock enhanced quantum technologies
  - Membre(s) :
  - SYRTE
  - LKB
  - Axes :
  - Oscillators
- Doctorate project on a neutral ytterbium clock applied to geodetic exploration
  - Membre(s) :
  - SYRTE
  - Axes :
  - T/F atomic references
- Time and Distance Metrology based on free-space laser Communication link
  - Membre(s) :
  - GEOAZUR
  - SigmaWorks
  - CNES
  - Axes :
  - T/F atomic references
- Ultra-stable, widely tunable and SI-traceable mid-infrared lasers for space, atmospheric and fundamental physics
  - Membre(s) :
  - LPL
  - SYRTE
  - Axes :
- The shaping of time. Pragmatic realism and scientific pluralism
  - Membre(s) :
  - FEMTO-ST
  - Axes :
2020
- EXOSSTIF : EXploitation Optimale du Signal REFIMEVE pour la Spectroscopie de Très haute résolution en Fréquence
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
  - Oscillators
- Anti LIght Shift prOtocolS in coNtinuous atomic clocks
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
  - Oscillators
- Reinforcement Learning for Time Delay Interferometry Ranging
  - Membre(s) :
  - SYRTE
  - APC
  - Artemis
  - Axes :
  - T/F transfer
- Towards high precision molecular physics
  - Membre(s) :
  - LKB
  - LERMA
  - LPL
  - Axes :
  - T/F transfer
- Ultra-Cold Atom Gravimeter
  - Membre(s) :
  - SYRTE
  - LKB
  - Axes :
  - Applications & interfaces
- Impact of the coherence of the lasers involved in a three-photon CPT
  - Membre(s) :
  - PIIM
  - FEMTO-ST
  - Axes :
  - T/F atomic references
- Superradiant Pulses for an Ultra-Stable Laser
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- Free space optical link for ground-ground optical clock comparisons via a low altitude relay, and ground-space in the long term
  - Membre(s) :
  - SYRTE
  - CNES
  - ONERA
  - Axes :
- Agile Synthesizer for the Manipulation of Atomic Waves
  - Membre(s) :
  - LCAR
  - SYRTE
  - Axes :
2019
- MITICC: MIniature Trapped Ion Clock on a Chip (step 7)
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
  - Applications & interfaces
- Metrology of the mp/me ratio on sympathetically cooled H2+ ions (step 2)
  - Membre(s) :
  - LKB
  - Axes :
  - Oscillators
- Metrology Applications for a 3 Photon Resonance (step 2)
  - Membre(s) :
  - PIIM
  - LPL
  - Axes :
  - Oscillators
- CS-Pulsar: Application of the cross-spectrum method and its time variant to the timing of millisecond pulsars (step 2)
  - Membre(s) :
  - FEMTO-ST
  - USN
  - UTINAM
  - Axes :
  - T/F atomic references
- Ultra-stable laser based on rare-earth-doped crystal at cryogenic temperature (step 4)
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
  - T/F atomic references
- Widely tuneable SI-traceable mid-infrared lasers for space, atmospheric and fundamental physics (step 2 of the SMIRNOF project)
  - Membre(s) :
  - LPL
  - SYRTE
  - Axes :
  - Oscillators
2018
- EXOSSTIF : EXploitation Optimale du Signal REFIMEVE pour la Spectroscopie de Très haute résolution en Fréquence
  - Membre(s) :
  - LKB
  - SYRTE
  - Axes :
  - Applications & interfaces
- PRECISION - cPt atomic clock with REduCed lIght Shift contributION (step 2)
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - LERMA
  - Axes :
  - Applications & interfaces
- Synchronization between distant sites for intensity correlation experiments in astrophysics
  - Membre(s) :
  - GEOAZUR
  - Lagrange
  - Axes :
  - Oscillators
- MITICC: MIniature Trapped Ion Clock on a Chip (steps 5 and 6)
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
  - Oscillators
- Time Tansfer Optic Usefull for Space geodesy (step 2)
  - Membre(s) :
  - GEOAZUR
  - Axes :
  - T/F transfer
- Iodine frequency stabilized IR lasers (step 3)
  - Membre(s) :
  - SYRTE
  - CNES
  - Axes :
  - Applications & interfaces
- Detailed study of the accuracy and sensitivity of a new atomic interferometer for the determination of the fine structure constant with a relative uncertainty at the level of 10-10
  - Membre(s) :
  - LKB
  - SYRTE
  - Axes :
  - T/F transfer
- Ultra-stable laser based on rare-earth-doped crystal at cryogenic temperature (step 3)
  - Membre(s) :
  - SYRTE
  - Axes :
  - Applications & interfaces
- SETI2COF - Sensitivity of molecular iodine transitions in the 0.5 µm spectral domain to variations of fundamental constants
  - Membre(s) :
  - PhLAM
  - SYRTE
  - Axes :
  - T/F atomic references
- Synchronization and Distribution of Optical References for Refimeve+ (step 2)
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
  - Applications & interfaces
- TAcTILE - time TrAnsfer by opTIcaL Link on ELT
  - Membre(s) :
  - GEOAZUR
  - SYRTE
  - Axes :
  - T/F atomic references
- Virgo SPICA - Virgo Mirrors Instability Laser Damper
  - Membre(s) :
  - Artemis
  - Institut Foton
  - Axes :
- Signal generator and signal analyzer for noise characterization of high frequency oscillators (> 10 GHz)
  - Axes :
- Stabilization of a quantum cascade laser-pumped molecular THz laser via an optical frequency comb
  - Axes :
- Molecular Infrared Spectroscopy with an optical frequency reference
  - Axes :
- First implementation of the new kelvin directly related to the primary frequency standard
  - Axes :
2017
- High frequency stability compact CPT clock: limits and criticalities
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
  - Applications & interfaces
- Frequency stabilized laser on a silicon-made cryogenic Fabry-Perot cavity (step 4)
  - Membre(s) :
  - FEMTO-ST
  - Axes :
  - Oscillators
- Contribution au développement d’une source de fréquence à cavité optomécanique
  - Membre(s) :
  - FEMTO-ST
  - Axes :
  - T/F atomic references
- Pauwhigamor: Plug and Use Whispering Gallery Mode Resonators Oscillator (étape 2)
  - Membre(s) :
  - FEMTO-ST
  - CNES
  - Axes :
  - Oscillators
- MITICC: MIniature Trapped Ion Clock on a Chip (step 4)
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
  - T/F transfer
- PRECISION - cPt atomic clock with REduCed lIght Shift contributION
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
  - T/F atomic references
- SEAFOOD : Nouveau concept de mesure de contrainte sur fibre optique pour la caractérisation des fonds marins
  - Membre(s) :
  - GEOAZUR
  - Axes :
  - Oscillators
- Time Transfer Optic Usefull for Space geodesy
  - Membre(s) :
  - GEOAZUR
  - CNES
  - Axes :
  - T/F transfer
- Absolute optical frequency stabilisation by the double lock method
  - Membre(s) :
  - Artemis
  - GEOAZUR
  - Axes :
  - T/F atomic references
- Characterization and compensation of the effects of the atmospheric turbulence on Laser Telemetry, Time Transfer by Laser Link and on Free Space Optical Communication (step 2)
  - Membre(s) :
  - GEOAZUR
  - Lagrange
  - Axes :
  - Applications & interfaces
- Magic Waves
  - Membre(s) :
  - LP2N
  - Axes :
  - T/F atomic references
- Implementation of very high resolution spectrometers based on QCL for high-precision molecular spectroscopy (step 2)
  - Membre(s) :
  - LPL
  - LERMA
  - Axes :
- Data processing center for ACES-PHARAO mission
  - Axes :
- - Axes :
- Searching for Dark Matter with a network of atomic clocks
  - Axes :
2016
- Ultra-stable laser based on rare-earth-doped crystal at cryogenic temperature (step 2)
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
  - T/F transfer
- Frequency stabilized laser on a silicon-made cryogenic Fabry-Perot cavity (step 3)
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
  - Applications & interfaces
- New types of ultrastable links for clocks comparison
  - Membre(s) :
  - LPL
  - SYRTE
  - Axes :
  - Oscillators
- Comparing IPPP to other high accuracy frequency transfer techniques
  - Membre(s) :
  - BIPM
  - PIIM
  - Axes :
  - T/F transfer
- Experimental study of the effect of atom-atom interactions in an atom interferometer
  - Membre(s) :
  - SYRTE
  - LKB
  - Axes :
  - T/F transfer
- MITICC: MIniature Trapped Ion Clock on a Chip (step 3)
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
  - Applications & interfaces
- Microwave field imaging with an atomic probe
  - Membre(s) :
  - LPL
  - Axes :
  - T/F transfer
- Synchronization and reduction of phase noise in arrays of spin torque nano-oscillators (STNOs)
  - Membre(s) :
  - UMPhy
  - FEMTO-ST
  - Axes :
  - T/F atomic references
- Analysis by "reverse engineering" methods of ultra-stable piezoelectric resonators and noise
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
  - Oscillators
- CS-Pulsar: Application of the cross-spectrum method and its time variant to the timing of millisecond pulsars
  - Membre(s) :
  - UTINAM
  - FEMTO-ST
  - Axes :
  - Oscillators
- Realization of a flattop optical resonator for atom interferometry
  - Membre(s) :
  - GEOAZUR
  - SYRTE
  - Axes :
- SPIRAL: Stabilization of self-pulsating frequency combs based on Quantum-Dash semiconductor lasers for time and frequency metrology (step 2)
  - Membre(s) :
  - Artemis
  - Institut Foton
  - Axes :
- High order Hermite-Gauss modes for the reduction of thermal noise (step 2)
  - Axes :
- Study of a very high speed (10 Gbps) free space telecom laser link (1549 nm) at OCA (Observatoire de la Côte d’Azur)
  - Axes :
2015
- FORCA‐G: Casimir Polder Forces and Gravitation at short distances
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
- Frequency stabilized laser on a silicon-made cryogenic Fabry-Perot cavity (step 2)
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- 2D-crystal electrodes for micro/nano-dielectric resonators with very high quality factor
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- MITICC: MIniature Trapped Ion Clock on a Chip (step 2)
  - Membre(s) :
  - FEMTO-ST
  - CNES
  - Axes :
- Metrology Applications for a 3 Photon Resonance
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
- High order Hermite-Gauss modes for the reduction of thermal noise
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
- Implementation of very high resolution spectrometers based on QCL for high-precision molecular spectroscopy
  - Membre(s) :
  - GEOAZUR
  - Axes :
- SPIRAL: Stabilization of self-pulsating frequency combs based on Quantum-Dash semiconductor lasers for time and frequency metrology
  - Membre(s) :
  - GEOAZUR
  - CNES
  - Axes :
- Tackling the limits of optical fiber link
  - Membre(s) :
  - Artemis
  - GEOAZUR
  - Axes :
- Installation of the ACES microwave link ground terminal at Observatoire de Paris
  - Membre(s) :
  - GEOAZUR
  - Lagrange
  - Axes :
- Time/Frequency metrology with REFIMEVE for VLBI at the NRT
  - Membre(s) :
  - LP2N
  - Axes :
- Cross‐Correlation Phase Noise Measurement
  - Membre(s) :
  - LPL
  - LERMA
  - Axes :
- Iodine frequency stabilized IR lasers (step 2)
  - Axes :
- - Axes :
- US-CSA: Ultra-stable cavities for Strontium Atoms
  - Axes :
- Non-destructive measurements in a clock using an optical lattice of Strontium
  - Axes :
- Space mission ACES and follow-ups: beyond Standard Model and General Relativity
  - Axes :
2014
- High Sensitivity Matter-Wave Interferometry and Applications to Large-scale Gravitational
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
- 1S-3S spectroscopy of hydrogen atom for the determination of fundamental constants and proton radius (step 2)
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
- Advanced Mach-Zender fiber pulse multiplier for ultra-low noise photonic microwave generation
  - Membre(s) :
  - LPL
  - SYRTE
  - Axes :
- Stabilization of a frequency comb on a hybrid reference
  - Membre(s) :
  - BIPM
  - PIIM
  - Axes :
- LAPIN-T: Increased fibered link for national inter-comparisons of time
  - Membre(s) :
  - SYRTE
  - LKB
  - Axes :
- From estimation of gravity to precision in time measurement
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
- Characterization and compensation of the effects of the atmospheric turbulence on Laser Telemetry, Time Transfer by Laser Link and on Free Space Optical Communication
  - Membre(s) :
  - LPL
  - Axes :
- Chronometrical geodesy
  - Membre(s) :
  - UMPhy
  - FEMTO-ST
  - Axes :
- Double modulation CPT clock
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
- Ultra-stable optical reference at 1,56 µm for atom interferometry on Rubidium
  - Membre(s) :
  - UTINAM
  - FEMTO-ST
  - Axes :
- MITICC: MIniature Trapped Ion Clock on a Chip
  - Membre(s) :
  - GEOAZUR
  - SYRTE
  - Axes :
- - Axes :
- - Axes :
- - Axes :
2013
- Metrology of the mp/me ratio on sympathetically cooled H2+ ions
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
- Frequency stabilized laser on a silicon-made cryogenic Fabry-Perot cavity
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- Iodine frequency stabilized IR lasers
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- Long ULE ultra-stable cavity
  - Membre(s) :
  - FEMTO-ST
  - CNES
  - Axes :
- Observation and automatic control of the power and voltage supply system at Time-Frequency laboratory in Géoazur, in the framework of a new local time scale implementation
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
- CPT compact atomic clock with high performance Cs sensor
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
- Frequency transfer from near to mid infra-red: ultimate performance and amplication to stabilization and QCL sweeping
  - Membre(s) :
  - GEOAZUR
  - Axes :
- Scientific applications of spatial optical time transfer
  - Membre(s) :
  - GEOAZUR
  - CNES
  - Axes :
- Evaluation of a dual -frequency dual-polarization VECSEL for CPT atomic clock
  - Membre(s) :
  - Artemis
  - GEOAZUR
  - Axes :
- Multi-photonic beamsplitters for atom interferometry
  - Membre(s) :
  - GEOAZUR
  - Lagrange
  - Axes :
- Titanium-Sapphire laser for dipole trapping in optical lattice clocks
  - Membre(s) :
  - LP2N
  - Axes :
- Improvement of micro-cell technology at FEMTO-ST: dedicated anodic bonding machine
  - Membre(s) :
  - LPL
  - LERMA
  - Axes :
2012
- Ultra-stable fiber links: deployement for several distant users, study of fundamental and technology limits
  - Membre(s) :
  - SYRTE
  - FEMTO-ST
  - Axes :
- Extreme precision atom interferometry: double diffraction beamsplitters to test the equivalence principle
  - Membre(s) :
  - FEMTO-ST
  - SYRTE
  - Axes :
- Development of photonic frequency secondary references
  - Membre(s) :
  - LPL
  - SYRTE
  - Axes :
- Synchronization and Distribution of Optical References for Refimeve+
  - Membre(s) :
  - BIPM
  - Axes :
- Development of high performance means of time transfer by GPS et TWSTFT
  - Membre(s) :
  - SYRTE
  - LKB
  - Axes :
- 1S-3S spectroscopy of hydrogen atom for the determination of fundamental constants and proton radius
  - Membre(s) :
  - FEMTO-ST
  - PIIM
  - Axes :
- Mini-DOLL: Miniature Deep Space Optical Laser Link
  - Membre(s) :
  - LPL
  - Axes :
- Bifrequency laser source with SSB modulation for CPT clock
  - Membre(s) :
  - UMPhy
  - FEMTO-ST
  - Axes :
- Frequency stabilization of quantum cascade lasers in mid infra-red
  - Membre(s) :
  - FEMTO-ST
  - Axes :
- Ultra-stable laser based on rare-earth-doped crystal at cryogenic temperature
  - Membre(s) :
  - UTINAM
  - FEMTO-ST
  - Axes :
- - Axes :
- - Axes :
- - Axes :
- - Axes :