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Search results for photonic

Quantum Âé¶¹ÒùÔºics Oct 2, 2025

'Spooky action at a distance'—a beginner's guide to quantum entanglement and why it matters

Many governments and tech companies are investing heavily in quantum technologies. In New Zealand, the recently announced Institute for Advanced Technology is also envisioned to focus on this area of research.

Nanophysics Oct 2, 2025

Floquet Chern insulators based on nonlinear photonic crystals achieved

Over the past few years, engineers and material scientists have been trying to devise new optical systems in which light particles (i.e., photons) can move freely and in useful ways, irrespective of defects and imperfections. ...

Optics & Photonics Oct 1, 2025

Spontaneous emission behaves contrary to predictions in photonic time crystals

A new study reveals that spontaneous emission, a key phenomenon in the interaction between light and atoms, manifests in a new form within a photonic time crystal. This research, led by a KAIST team, not only overturns existing ...

Optics & Photonics Oct 1, 2025

Parallel atom-photon entanglement paves way for future quantum networking

A new platform developed by Illinois Grainger engineers demonstrates the utility of a ytterbium-171 atom array in quantum networking. Their work represents a key step toward long-distance quantum communication.

Condensed Matter Oct 1, 2025

Extreme pressure pushes honeycomb crystal toward quantum spin liquid, hinting at new qubit designs

The future of computing lies in the surprising world of quantum physics, where the rules are much different from the ones that power today's devices. Quantum computers promise to tackle problems too complex for even the fastest ...

Optics & Photonics Sep 30, 2025

Photodiode design using germanium solves key challenge in on-chip light monitoring

Programmable photonics devices, which use light to perform complex computations, are emerging as a key area in integrated photonics research. Unlike conventional electronics that transmit signals with electrons, these systems ...

Planetary Sciences Sep 30, 2025

Gaia solves mystery of tumbling asteroids and finds new way to probe their interiors

Whether an asteroid is spinning neatly on its axis or tumbling chaotically, and how fast it is doing so, has been shown to be dependent on how frequently it has experienced collisions. The findings, presented at the recent ...

Analytical Chemistry Sep 30, 2025

Metal bends the rules by combining electrical conductivity with optical frequency-doubling properties

An international research team led by the University of Bayreuth has discovered a metal that combines electrical conductivity with internal polarity. This enables it to exhibit second harmonic generation—an optical effect ...

Astronomy Sep 30, 2025

Tiny satellite tracks star collisions while advancing space telescope design

When you think of telescopes in space, you probably think of the Hubble Space Telescope and its younger, larger sibling, the James Webb Space Telescope.

Earth Sciences Sep 30, 2025

Microlightning might provide long-sought explanation for will-o'-the-wisps

For centuries, people have described strange blue balls of light floating around in marshes, wetlands, and even cemeteries. It's no surprise that these mysterious flames, termed "will-o'-the-wisps" or ignis fatuus, have spurred ...

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