MICROSCOPE

MICROSCOPE

Microscope Microscope is a micro-satellite that tests the equivalence principle in orbit. It has already improved accuracy by a factor of 10 and aims to achieve a factor of 100 over the best known results. MICROSCOPE Mission: First Results of a Space Test of the...
ACES

ACES

ACES  ACES is a new generation of atomic clock that takes advantage of the microgravity environment of the ISS. The ACES payload will distribute a stable and accurate time base that will be used as a reference for comparisons of several ground clocks with ACES as a...
GBAR

GBAR

GBAR  A new project called GBAR (Gravitational Behaviour of Antihydrogen at Rest) aims to measure the free-fall acceleration of neutral antihydrogen atoms in the Earth’s gravitational field. Initiated by Patrice Perez (CEA / Irfu), GBAR is an international...
VIRGO

VIRGO

Virgo Activities for gravitational interferometers  The Virgo group at LKB is part of the “Optomechanics and Quantum Measurement” team in this laboratory. The group is investigating the possibility of using frequency-dependent squeezing to improve the...