Turning classical states quantum with linear optics and photon counting
Tim J. Bartley, Gaia Donati, Xian‐Min Jin, Justin B. Spring, Marco Barbieri, Brian J. Smith, Animesh Datta, Lijian Zhang, Ian A. Walmsley · 2012
We demonstrate a method to transmute classical light into a quantum state without invoking any nonlinear optical processes. Using a tunable beam splitter and photon number resolving measurement, we create a novel non-Gaussian state.