Photonic quantum technologies represent a promising platform for several applications,
ranging from long-distance communications to the simulation of complex phenomena …

We review the rapid recent progress in single-photon sources based on multiplexing
multiple probabilistic photon-creation events. Such multiplexing allows higher single-photon …

A boson sampling device is a specialized quantum computer that solves a problem that is
strongly believed to be computationally hard for classical computers. Recently, a number of …

The identification of phenomena able to pinpoint quantum interference is attracting large
interest. Indeed, a generalization of the Hong–Ou–Mandel effect valid for any number of …

We explore the possibility of efficient classical simulation of linear optics experiments under
the effect of particle losses. Specifically, we investigate the canonical boson sampling …

We present an architecture for arbitrarily scalable boson sampling using two nested fiber
loops. The architecture has fixed experimental complexity, irrespective of the size of the …

Quantum number-path entanglement is a resource for supersensitive quantum metrology
and in particular provides for sub-shot-noise or even Heisenberg-limited sensitivity …

The collective interference of partially distinguishable bosons in multimode networks is
studied via double-sided Feynman diagrams. The probability for many-body scattering …

An on-demand single-photon source is a key requirement for scaling many optical quantum
technologies. A promising approach to realize an on-demand single-photon source is to …

Considering the problem of sampling from the output photon-counting probability distribution
of a linear-optical network for input Gaussian states, we obtain results that are of interest …