Real-time observation of fluctuations at the driven-dissipative Dicke phase transition

F. Brennecke, R. Mottl, K. Baumann, R. Landig, T. Donner, and T. Esslinger
Real-time observation of fluctuations at the driven-dissipative Dicke phase transition
Proceedings of the National Academy of Science 110, 11763(2013).