Phase tomography of spontaneously emitted photon-pairs
Imad I. Faruque, Ben M. Burridge, Massimo Borghi, Jorge Barreto, John Rarity · Conference on Lasers and Electro-Optics · 2021
We have directly measured the joint spectral phase of spontaneously emitted photon-pairs for the first time. We have devised a novel tomographic method using quantum interference of bi-photon functions. This method can potentially be used for quantum sensing.