Measuring n-photon Indistinguishability
Mathias Pont, Riccardo Albiero, Sarah E. Thomas, Nicolò Spagnolo, Francesco Ceccarelli, Giacomo Corrielli, Alexandre Brieussel, Niccolò Somaschi, Nadia Belabas, Hêlio Huet, Abdelmounaïm Harouri, Aristide Lemaître, Isabelle Sagnes, Fabio Sciarrino, Roberto Osellame, P. Senellart, Andrea Crespi · Conference on Lasers and Electro-Optics · 2022
Abstract: We propose a scalable measurement of the indistinguishability of a n-photon state harnessing a multi-port interferometer. We demonstrate this method using four photons from a quantum dot single-photon source with an integrated cyclic interferometer.