Expertise :

• Oscillators
  • Optical oscillators, lasers
    • Lasers locked to a Fabry-Pérot cavity
    • Frequency combs
    • Laser sources
• Atomic references
  • Micro-wave clocks and subsystems
    • Cold atoms
    • Coherent population trapping (CPT) clocks
    • Microwave ion clocks
    • Masers
  • Optical clocks and subsystems
    • Optical ion clocks
    • Optical neutral atomic clocks
• Synchronisation, frequency transfer and time scales
  • Micro-wave links
    • GNSS
    • Two way systems
    • Radio links
    • Wired links
  • Fibred optical links
    • Data transfer on a fibre network
    • Purely optical methods
• Specific methods of time-frequency metrology
  • Noise
    • Short term stability, long term stability
  • High resolution spetroscopy
    • Molecular spectroscopy
• Techniques for time-frequency metrology and applications
  • Mechanics, Ultra-high vacuum, Cryogenics
  • Cooling or trapping techniques
    • Cooling, trapping of atoms
    • Trapped ions
  • Interferometry techniques
    • Atom interferometry techniques
    • Optical interferometry techniques
  • Sensors
    • Atomic inertial sensors
    • Magnetometers