Quantum optics - Canada News Beep

May 20, 2026

Correlated photon pairs, generated via sunlight-pumped spontaneous parametric down-conversion in a nonlinear crystal, demonstrate ghost imaging. Credit: W.…

PPhysics

Free-space twin-field quantum key distribution

May 20, 2026

Bennett, C. H. & Brassard, G. Quantum cryptography: public key distribution and coin tossing. Theor. Comput. Sci. 560,…

PPhysics

Entanglement-enabled image transmission through complex media

May 20, 2026

Davies, R. & Kasper, M. Adaptive optics for astronomy. Annu. Rev. Astron. Astrophys. 50, 305–351 (2012). Article ADS …

PPhysics

Gigahertz-rate thin-film lithium niobate receiver for time-bin quantum communication

May 19, 2026

Device description and operating principle A conceptual device layout is shown in Fig. 1a. It consists of two…

PPhysics

Cavity quantum electrodynamics control of quantum Hall stripes

May 15, 2026

The prospect of optically inducing correlated electronic phases of matter on demand in solid-state systems has materialized in…

PPhysics

Gaussian boson sampling with 1,024 squeezed states in 8,176 modes

May 13, 2026

Aaronson, S. & Arkhipov, A. The computational complexity of linear optics. Theory Comput. 9, 143–252 (2013). Article Google…

PPhysics

A metropolitan-scale multiplexed quantum repeater with Bell non-locality

May 8, 2026

Briegel, H. J., Dür, W., Cirac, J. I. & Zoller, P. Quantum repeaters: the role of imperfect local…

PPhysics

Integrated photonics for continuous-variable quantum optics

April 27, 2026

Moody, G. et al. Roadmap on integrated quantum photonics. JPhys Photonics 4, 012501 (2022). Article ADS Google Scholar …

PPhysics

Large exciton longitudinal–transverse splitting enables room-temperature ultrafast coherent polaritonics in layered perovskite crystals

March 27, 2026

Phillips, D. F., Fleischhauer, A., Mair, A., Walsworth, R. L. & Lukin, M. D. Storage of light in…

PPhysics

Quantum tech breakthrough: China’s double-photon device breaks efficiency ceiling

March 8, 2026

Chinese scientists have cracked a long-standing puzzle in quantum optics, creating a tiny device that spits out pairs…

PPhysics

Purcell-enhanced two-photon emission from a quantum dot via dark-state biexciton loading

March 3, 2026

Slusher, R. E., Hollberg, L. W., Yurke, B., Mertz, J. C. & Valley, J. F. Observation of squeezed…

PPhysics

Entanglement-assisted non-local optical interferometry in a quantum network

February 26, 2026

Experimental setup The experiment encompasses two labs, each containing one station with an SiV inside a dilution refrigerator…