Experimental generation of non-Gaussian quantum states of a multimode light field
Young-Sik Ra, Adrien Dufour, Mattia Walschaers, Clément Jacquard, Thibault Michel, Claude Fabre, Nicolas Treps · OSA Quantum 2.0 Conference · 2020
We generate non-Gaussian quantum states of a multimode light by subtracting a photon in a desired mode from multimode Gaussian states. We observed negativity of Wigner functions and the interplay between non-Gaussianity and entanglement.