Quantum phases of atoms in optical lattices can be distinguished by light scattering. Atom number distribution functions can be mapped on transmission spectra of a high-Q cavity, allowing QND measurements of atomic variables observing light.
© 2007 OSA
I. B. Mekhov, C. Maschler, and H. Ritsch, "Cavity QED with Ultracold Gases: Probing and Manipulating Quantum States of Atoms in Optical Lattices by Light Scattering," in Conference on Coherence and Quantum Optics, OSA Technical Digest (CD) (Optical Society of America, 2007), paper CSuA17.
References are not available for this paper.