Squeezing with cold atoms

A. Lambrecht, T. Coudreau, A. M. Steinberg, E. Giacobino

Published 1998-01-23Version 1

Cold atoms from a magneto-optic trap have been used as a nonlinear medium in a nearly resonant cavity. Squeezing in a probe beam passing through the cavity was demonstrated. The measured noise reduction is 40% for free atoms and 20% for weakly trapped atoms.