D. N. MatsukevichT. ChanelièreS. D. JenkinsSHAU-YU LANT. A. B. KennedyA. Kuzmich2025-01-162025-01-162006-07-07https://scholars.lib.ntu.edu.tw/handle/123456789/724840A source of deterministic single photons is proposed and demonstrated by the application of a measurement-based feedback protocol to a heralded single-photon source consisting of an ensemble of cold rubidium atoms. Our source is stationary and produces a photoelectric detection record with sub-Poissonian statistics.journal article10.1103/physrevlett.97.013601