Squeezed light from spin-squeezed atoms

Phys Rev Lett. 2001 Sep 17;87(12):123601. doi: 10.1103/PhysRevLett.87.123601. Epub 2001 Aug 30.

Abstract

We propose to transfer quantum correlations from atoms to light by Raman scattering of a strong laser pulse on a spin-squeezed atomic sample. We prove that the emission is restricted to a single field mode which perfectly inherits the quantum correlations of the atomic system.