Search results for spontaneous coherence

Cell & Microbiology Jul 24, 2023

Q&A: Research with embryo models needs legal clarity

Science often runs ahead of legislation—and this is now also true for research on embryo-like cell aggregates from human stem cells. Bioethicist Alessandro Blasimme of ETH Zurich explains why this controversial topic calls ...

Quantum Physics Jul 18, 2023

Unveiling synchronization preferences of quantum thermal machines

Researchers from the Center of Theoretical Physics of Complex Systems within the Institute for Basic Science (PCS-IBS) made an important discovery that describes the relationship between synchronization and thermodynamics ...

Optics & Photonics Jul 17, 2023

Laser squared: A two-domain photon-phonon laser

Lasers are a significant historical invention with ubiquitous impact in society. The concept also has interdisciplinary applications as phonon lasers and atom lasers. A laser in one physical domain can be pumped by energy ...

Social Sciences Jul 3, 2023

Paris riots: When police shot a teenager dead, a rumbling pressure cooker exploded

Riots broke out in Nanterre, a suburb of Paris, following the lethal police shooting of a 17-year-old boy named as Nahel M. An investigation into his death is ongoing but the situation has already triggered protest and anger. ...

Condensed Matter May 11, 2023

Study demonstrates that Ta₂NiSe₅ is not an excitonic insulator

The excitonic insulator is an electronically driven phase of matter that can occur in solids. Scientists are searching for ways to detect and stabilize this exotic order in candidate quantum materials because it could pave ...

General Physics May 8, 2023

The realization of a continuous time crystal based on a photonic metamaterial

A time crystal, as originally proposed in 2012, is a new state of matter in which the particles are in continuous oscillatory motion. Time crystals break time-translation symmetry. Discrete time crystals do so by oscillating ...

Optics & Photonics May 3, 2023

Light amplification by stimulated emission from electrically driven colloidal quantum dots finally achieved

In a result decades in the making, Los Alamos scientists have achieved light amplification with electrically driven devices based on solution-cast semiconductor nanocrystals—tiny specs of semiconductor matter made via chemical ...

Optics & Photonics Feb 2, 2023

Interaction-free, single-pixel quantum imaging with undetected photons

To capture an image of an object, a photographer typically requires a source of light interacting and scattering away from that object of interest, and a method to detect the light being scattered away from that object, as ...

Plants & Animals Nov 17, 2022

Synchrony with chaos: Blinking lights of a firefly swarm embody in nature what mathematics predicted

Imagine an old-growth forest in the fading light of a summer evening. As the last of the sun's rays disappear beneath the horizon, a tiny flash catches your eye.

Optics & Photonics Nov 10, 2022

Creating surface plasmon polariton amplification using free-electron pumping to build a new kind of laser

A team of researchers at the Chinese Academy of Sciences working with a colleague from ShanghaiTech University and another from Zhangjiang Laboratory, has developed a new way to make a laser with light in a wide range of ...

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