Laboratoire Photonique, Numérique, Nanosciences (LP2N)

Modification request

https://www.lp2n.fr/?lang=en Category: Research or metrology institute

Activities Time-Frequency:

Workforce: 8with: 4 permanents, 4 non-permanent

TALENCE, France

Development on novel high power low noise CW laser source for atom manipulation (laser cooling, optical lattice, optical traps, magic wavelengths)
Development of cold atoms sensors for inertial navigation
Double species Atom interferometer in microgravity onboard a plane and installed on a lab simulator
Development of ultracompact laser systems for onboard cold atom sensors
Large scale atom gradiometer

Contribution to:
Refimeve+, MIGA

Crédit photo : Jean-Claude MOSCHETTI / LP2N / FIRST-TF / CNRS Photothèque.

Expertise :

Oscillators
- Optical oscillators, lasers
  - Lasers locked to a Fabry-Pérot cavity• Systems for controlling longitudinal and angular degrees of freedom (PHD and Ward systems)
  - Lasers locked to an atomic or molecular line• Ultracompact laser systems for onboard cold atoms sensors
  - Laser sources• Development on novel high power low noise CW laser source for atom manipulation (laser cooling, optical lattices, optical traps, magic wavelengths)
Specific methods of time-frequency metrology
- Systematics, Accuracy, Calibration
  - Systematics in atom-light interaction• Study of the systematics in Light-Pulse atom interferometry (Light Shift, Zeeman effect, wavefront aberration, parasitic lines ...)
Techniques for time-frequency metrology and applications
- Cooling or trapping techniques
  - Cooling, trapping of atoms
- Interferometry techniques
  - Atom interferometry techniques• Atom interferometry in microgravity
    Atom Interferometry with ultracold atoms / Bose-Einstein Condensation
    Multiaxis Atom interferometryOnboard Atom interferometry
    Networks of atom interferometers
- Sensors
  - Atomic inertial sensors• Classical/quantum hybrid sensors for inertial navigation3D atom sensors
    Development of ultracompact laser source for atom sensors
    Ultracompact atom gyrometer
    Atom sensors in microgravity for fundamental physics and gradiometry
    Large scale atom gradiometers. Networks of atom gradiometers.
  - Pressure sensors

Connected Sectors:

Fundamental science
- Tests of fundamental physics• Test of the Weak Equivalence Principle
- Astronomy, astrophysics (radioastronomy, VLBI, gravitational waves sensors)• Networks of atom interferometers for gravitational wave detection
Positioning and navigation
- Inertial navigation• Atom sensors for inertial navigation
Environment and health
- Geoscience (geodesy, geophysics)• Newtonian Noise characterization

FIRST-TF Network

FIRST-TF Contact(s):

Giorgio SANTARELLI (giorgio.santarelli@institutoptique.fr)