Continuous- and Discrete-time Quantum Walks with Non-classical Two-Photon Inputs
Devon N. Biggerstaff, J. O. Owens, Matthew A. Broome, Alessandro Fedrizzi, M. E. Goggin, Trond Linjordet, Martin Ams, Graham D. Marshall, J. Twalmley, Michael J. Withford, Andrew G. White · 2011
We present two-photon continuous- and discrete-time quantum walks, respectively implemented in an integrated coupled waveguide array and a polarization-based beam-displacer network. We observe distinctly non-classical signatures, constituting progress towards quantum simulation capabilities.