The Quest for Nonclassicality using Number-Resolving Single-Photon Detectors
Raphael A. Abrahão, Farid Shähandeh, Geoff Gillett, Martin Ringbauer, Till J. Weinhold, Marcelo Pereira de Almeida, Timothy C. Ralph, Andrew G. White · Frontiers in Optics / Laser Science · 2018
The quest for nonclassicality is the search for the border between classical and quantum physics. Our work aims to show that nonclassical correlations can be observed even in the absence of entanglement and quantum discord.