Testing foundations of quantum mechanics with photons
Quantum mechanics continues to predict effects at odds with a classical understanding of
nature. Experiments with light at the single-photon level have historically been at the …
nature. Experiments with light at the single-photon level have historically been at the …
[HTML][HTML] Single-photon sources: Approaching the ideal through multiplexing
We review the rapid recent progress in single-photon sources based on multiplexing
multiple probabilistic photon-creation events. Such multiplexing allows higher single-photon …
multiple probabilistic photon-creation events. Such multiplexing allows higher single-photon …
Experimental ten-photon entanglement
We report the first experimental demonstration of quantum entanglement among ten
spatially separated single photons. A near-optimal entangled photon-pair source was …
spatially separated single photons. A near-optimal entangled photon-pair source was …
Heralded single-photon source utilizing highly nondegenerate, spectrally factorable spontaneous parametric downconversion
We report on the generation of an indistinguishable heralded single-photon state, using
highly nondegenerate spontaneous parametric downconversion (SPDC). Spectrally …
highly nondegenerate spontaneous parametric downconversion (SPDC). Spectrally …
High-efficiency photon-number-resolving detector for improving heralded single-photon sources
Heralded single-photon sources (HSPS) intrinsically suffer from multiphoton emission,
leading to a trade-off between the source's single-photon quality and the heralding rate. A …
leading to a trade-off between the source's single-photon quality and the heralding rate. A …
Optimised domain-engineered crystals for pure telecom photon sources
The ideal photon-pair source for building up multi-qubit states needs to produce
indistinguishable photons with high efficiency. Indistinguishability is crucial for minimising …
indistinguishable photons with high efficiency. Indistinguishability is crucial for minimising …
High-efficiency plug-and-play source of heralded single photons
Reliable generation of single photons is of key importance for fundamental physical
experiments and to demonstrate quantum protocols. Waveguide-based photon-pair sources …
experiments and to demonstrate quantum protocols. Waveguide-based photon-pair sources …
High-performance source of spectrally pure, polarization entangled photon pairs based on hybrid integrated-bulk optics
Entangled photon pair sources based on bulk optics are approaching optimal design and
implementation, with high state fidelities, spectral purities and heralding efficiencies, but …
implementation, with high state fidelities, spectral purities and heralding efficiencies, but …
Ultra‐fast heralded single photon source based on telecom technology
The realization of an ultra‐fast source of heralded single photons emitted at the wavelength
of 1540 nm is reported. The presented strategy is based on state‐of‐the‐art telecom …
of 1540 nm is reported. The presented strategy is based on state‐of‐the‐art telecom …
Pulsed source of spectrally uncorrelated and indistinguishable photons at telecom wavelengths
We report on the generation of indistinguishable photon pairs at telecom wavelengths based
on a type-II parametric down conversion process in a periodically poled potassium titanyl …
on a type-II parametric down conversion process in a periodically poled potassium titanyl …