On-demand source of entangled photon-pairs using the biexciton-exciton radiative cascade
Roni Winik, Dan Cogan, Yaroslav Don, Ido Schwartz, Liron Gantz, Emma Schmidgall, Nitzan Livneh, Ronen Rapaport, Eyal Buks, D. Gershoni · Conference on Lasers and Electro-Optics · 2017
We show that pairs of photons resulting from the radiative cascade of the confined biexciton are maximally entangled. The measured entanglement depends on the resolution by which the time between the pair emissions is determined.