Characterizing the spatiotemporal correlations of bright entangled quantum states of light using classical methods
Girish Kulkarni, Mahtab Amooei, Jeremy Rioux, Boris Braverman, Jeremy Upham, Maria V. Chekhova, Robert W. Boyd · 2023
We classically model parametric down-conversion as a difference-frequency generation of the pump and a stochastic vacuum field. We then experimentally characterize the output fields produced in the high-gain regime using only intensity measurements.