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Search results for photonic

General Âé¶¹ÒùÔºics Jun 3, 2025

Researchers unveil axion-torsion coupling via dark photons

A new study has revealed a novel effect caused by dark photons—hypothetical particles thought to make up a portion of the universe's elusive dark matter. This discovery, made within the framework of Einstein–Cartan–Holst ...

Optics & Photonics Jun 3, 2025

Unveiling under-the-barrier electron dynamics in strong field tunneling

Tunneling is a peculiar quantum phenomenon with no classical counterpart. It plays an essential role for strong field phenomena in atoms and molecules interacting with intense lasers. Processes such as high-order harmonic ...

Nanophysics Jun 2, 2025

Transparent film uses graphene for stable, light-responsive applications

Korean researchers have succeeded in developing an innovative transparent film using graphene. This development secures a new material technology that makes it easier to utilize new graphene materials, and it is expected ...

Optics & Photonics Jun 2, 2025

Towards topological quantum batteries: Theoretical framework addresses two long-standing challenges

Researchers from the RIKEN Center for Quantum Computing and Huazhong University of Science and Technology have conducted a theoretical analysis demonstrating how a "topological quantum battery"—an innovative device that ...

Optics & Photonics Jun 2, 2025

New laser smaller than a penny can measure objects at ultrafast rates

Researchers from the University of Rochester and University of California, Santa Barbara, engineered a laser device smaller than a penny that they say could power everything from the LiDAR systems used in self-driving vehicles ...

Condensed Matter May 30, 2025

Analytical model clarifies exciton dynamics to improve OLED efficiency and lifespan

Organic light emitting diodes, or OLEDs, are a type of photoluminescence device that utilizes organic compounds to produce light. Compared to traditional LEDs, OLEDs have shown to be more efficient, can be built into super-thin ...

General Âé¶¹ÒùÔºics May 30, 2025

New research determines the thermodynamic properties of the quark gluon plasma

Very soon after the Big Bang, the universe enjoyed a brief phase where quarks and gluons roamed freely, not yet joined up into hadrons such as protons, neutrons and mesons. This state, called a quark-gluon plasma, existed ...

General Âé¶¹ÒùÔºics May 28, 2025

Twisting light for memory: New chiral photonic device enables real-time control of light polarization and data storage

As fast as modern electronics have become, they could be much faster if their operations were based on light, rather than electricity. Fiber optic cables already transport information at the speed of light; to do computations ...

Optics & Photonics May 22, 2025

A new nanometer-scale measurement tool exploits the quantum properties of light for better precision and speed

University of Illinois Âé¶¹ÒùÔºics Professor Paul Kwiat and members of his research group have developed a new tool for precision measurement at the nanometer scale in scenarios where background noise and optical loss from the ...

General Âé¶¹ÒùÔºics May 20, 2025

Do photons wear out? An astrophysicist explains light's ability to travel vast cosmic distances without losing energy

My telescope, set up for astrophotography in my light-polluted San Diego backyard, was pointed at a galaxy unfathomably far from Earth. My wife, Cristina, walked up just as the first space photo streamed to my tablet. It ...

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