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Optics & Photonics Feb 11, 2025

Exploiting photon colors for a high-performance quantum internet

Data security on the internet is under threat: in the future, quantum computers could decode even encrypted files sent over the internet in no time. Researchers worldwide are, therefore, experimenting with quantum networks ...

Optics & Photonics Feb 6, 2025

Single-photon LiDAR delivers detailed 3D images at distances up to 1 kilometer

Researchers have designed a single-photon time-of-flight LiDAR system that can acquire a high-resolution 3D image of an object or scene up to 1 kilometer away. The new system could help enhance security, monitoring, and remote ...

Quantum Physics Jan 31, 2025

World's first scalable, connected, photonic quantum computer prototype developed

A team of engineers, physicists and computer specialists at Canadian company, Xanadu Quantum Technologies Inc., has unveiled what they describe as the world's first scalable, connected, photonic quantum computer prototype.

Nanophysics Jan 23, 2025

Nanoribbons reveal potential source of light for quantum technologies

Experiments conducted at Montana State University in collaboration with Columbia University and the Honda Research Institute have resulted in the emission of single photons of light in a new type of quantum material—a feat ...

Optics & Photonics Dec 27, 2024

Low-frequency photonic simulator breaks barriers

A research team led by Prof. Li Chuanfeng from the University of Science and Technology of China (USTC) has achieved a breakthrough in quantum photonics. They developed an on-chip photonic simulator capable of simulating ...

Optics & Photonics Dec 20, 2024

Team presents first demonstration of quantum teleportation over busy internet cables

Northwestern University engineers are the first to successfully demonstrate quantum teleportation over a fiberoptic cable already carrying internet traffic.

Optics & Photonics Dec 17, 2024

Researchers achieve near-unity quantum efficiency in 2D photon emitters

Leveraging the principles of quantum mechanics, quantum computers can perform calculations at lightning-fast speeds, enabling them to solve complex problems faster than conventional computers. In quantum technology applications ...

Optics & Photonics Dec 9, 2024

First electrically pumped, continuous-wave semiconductor laser advances silicon photonics integration

Scientists have developed the first electrically pumped continuous-wave semiconductor laser composed exclusively of elements from the fourth group of the periodic table—the "silicon group."

Optics & Photonics Dec 2, 2024

Photonic processor could enable ultrafast AI computations with extreme energy efficiency

The deep neural network models that power today's most demanding machine-learning applications have grown so large and complex that they are pushing the limits of traditional electronic computing hardware.

Quantum Physics Dec 2, 2024

Experiment realizes quantum advantage in data storage with a photonic quantum processor

In recent years, quantum physicists and engineers have been trying to develop quantum computer processors that perform better than classical computers on some tasks. Yet conclusive demonstrations proving that quantum systems ...

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