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Search results for photonic

Optics & Photonics Aug 28, 2025

Engineers send quantum signals with standard Internet Protocol

In a first-of-its-kind experiment, engineers at the University of Pennsylvania brought quantum networking out of the lab and onto commercial fiber-optic cables using the same Internet Protocol (IP) that powers today's web.

Space Exploration Aug 28, 2025

Izaña-2 joins the laser game to track space debris

In Tenerife, Spain, stands a unique duo: ESA's Izaña-1 and Izaña-2 laser-ranging stations. Together, they form an optical technology testbed of the European Space Agency that takes the monitoring of space debris and satellites ...

Optics & Photonics Aug 27, 2025

Novel approach suppresses magnetic noise for the fast optical control of a coherent hole spin in a microcavity

Quantum technologies, devices that work by leveraging quantum mechanical effects, could outperform classical technologies in some fields and settings. The so-called spin (i.e., intrinsic angular momentum) carried by quantum ...

Quantum Âé¶¹ÒùÔºics Aug 26, 2025

Quantum memory array brings us closer to a quantum RAM

The internet, social media, and digital technologies have completely transformed the way we establish commercial, personal and professional relationships. At its core, this society relies on the exchange of information that ...

Optics & Photonics Aug 23, 2025

Freeze-framing the cellular world to capture a fleeting moment of activity

Optical microscopy is a key technique for understanding dynamic biological processes in cells, but observing these high-speed cellular dynamics accurately, at high spatial resolution, has long been a formidable task.

General Âé¶¹ÒùÔºics Aug 22, 2025

New measurement station in Brazil: Quantum technology expands global network in search for dark matter

A highly sensitive quantum sensor from Jena has traveled nearly 9,000 kilometers: by truck to Hamburg, by ship across the Atlantic, and finally overland to Vassouras, Brazil.

Optics & Photonics Aug 22, 2025

Trapped calcium ions entangled with photons form scalable nodes for quantum networks

Researchers at the University of Innsbruck have created a system in which individual qubits—stored in trapped calcium ions—are each entangled with separate photons. Demonstrating this method for a register of up to 10 ...

Condensed Matter Aug 21, 2025

Symmetry-based Floquet optical selection rules help explain light-induced sidebands

Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD), in collaboration with international partners, have developed momentum-resolved Floquet optical selection rules. They show how these ...

Optics & Photonics Aug 21, 2025

Imperfect light sources achieve new benchmark in secure quantum communication

A team of physicists at the Hebrew University of Jerusalem has made a breakthrough that could bring secure quantum communication closer to everyday use—without needing flawless hardware.

Nanophysics Aug 21, 2025

Scientists harness polaritons, making a leap in molecular charge transfer

Scientists have long speculated that polaritons—hybrids of light and matter—could be harnessed to control photochemistry. Now, researchers at the City University of New York (CUNY) have shown that these fleeting states ...

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