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Physics news
Novel molecular design achieves 1,300-fold increase in scintillator radioluminescence
Scientists from the National University of Singapore (NUS) have developed a highly effective and general molecular design that enables an enhancement in radioluminescence within organometallic scintillators by more than three ...
Optics & Photonics
16 hours ago
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Researchers reveal full-gray optical trap in structured light
A research group led by Prof. Yao Baoli and Dr. Xu Xiaohao from Xi'an Institute of Optics and Precision Mechanics (XIOPM) of the Chinese Academy of Sciences have revealed a full-gray optical trap in structured light, which ...
Optics & Photonics
16 hours ago
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Can entangled particles communicate faster than light?
Entanglement is perhaps one of the most confusing aspects of quantum mechanics. On its surface, entanglement allows particles to communicate over vast distances instantly, apparently violating the speed of light. But while ...
Quantum Physics
Dec 23, 2024
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Grapes of math: Ordinary fruit enhances performance of quantum sensors
Macquarie University researchers have demonstrated how ordinary supermarket grapes can enhance the performance of quantum sensors, potentially leading to more efficient quantum technologies.
Quantum Physics
Dec 23, 2024
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Twisted Edison: Filaments curling at the nanoscale produce light waves that twirl as they travel
Bright, twisted light can be produced with technology similar to an Edison light bulb, researchers at the University of Michigan have shown. The finding adds nuance to fundamental physics while offering a new avenue for robotic ...
General Physics
Dec 23, 2024
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Machine learning speeds up prediction of materials' spectral properties
Many techniques in computational materials science require scientists to identify the right set of parameters that capture the physics of the specific material they are studying. Calculating these parameters from scratch ...
Condensed Matter
Dec 23, 2024
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Leaves' resilience to raindrops offer insights into energy harvesting potential
To a leaf, a falling raindrop is equivalent in mass to a bowling ball dropping on a person—so how does the leaf survive? New research elucidates the raindrop's impact and the physical dynamics that help the leaf respond, ...
General Physics
Dec 23, 2024
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Printable laser-emitting droplets offer new display technology
Researchers at the University of Tsukuba have developed an innovative method for rapidly creating laser light sources in large quantities using an inkjet printer that ejects laser-emitting droplets.
Optics & Photonics
Dec 23, 2024
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Quantum research sheds new light on how cells communicate
Have you ever thought that light might hold a key to life's mysteries? One hundred years ago, Alexander Gurwitsch dared to propose that living cells emit faint ultraviolet light, invisible to the naked eye, to communicate ...
Scientists reinvent equations governing formation of snowflakes, raindrops and Saturn's rings
Skoltech researchers have proposed novel mathematical equations that describe the behavior of aggregating particles in fluids. This bears on natural and engineering processes as diverse as rain and snow formation, the emergence ...
General Physics
Dec 23, 2024
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Synchrotron study measures largest magnetic anisotropy of a single molecule
At the Berlin synchrotron radiation source BESSY II, the largest magnetic anisotropy of a single molecule ever measured experimentally has been determined. The larger a molecule's anisotropy is, the better suited it is as ...
Condensed Matter
Dec 23, 2024
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Physicists measure quantum geometry for first time
MIT physicists and colleagues have for the first time measured the geometry, or shape, of electrons in solids at the quantum level. Scientists have long known how to measure the energies and velocities of electrons in crystalline ...
Condensed Matter
Dec 22, 2024
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425
Scientists observe 'negative time' in quantum experiments
Scientists have long known that light can sometimes appear to exit a material before entering it—an effect dismissed as an illusion caused by how waves are distorted by matter.
General Physics
Dec 21, 2024
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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 20, 2024
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197
Compact on-chip polarimeter measures light polarization with high accuracy
Reliably measuring the polarization state of light is crucial for various technological applications, ranging from optical communication to biomedical imaging. Yet conventional polarimeters are made of bulky components, which ...
Active particles reorganize 3D gels into denser porous structures, study shows
Colloidal gels are complex systems made up of microscopic particles dispersed in a liquid, ultimately producing a semi-solid network. These materials have unique and advantageous properties that can be tuned using external ...
Researchers take 'significant leap forward' with quantum simulation of molecular electron transfer
Researchers at Rice University have made a meaningful advance in the simulation of molecular electron transfer—a fundamental process underpinning countless physical, chemical and biological processes. The study, published ...
General Physics
Dec 20, 2024
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159
New electron microscopy technique reveals complex spin structures at femtosecond timescales
Plasmons are collective oscillations of electrons in a solid and are important for a wide range of applications, such as sensing, catalysis, and light harvesting. Plasmonic waves that travel along the surface of a metal, ...
Condensed Matter
Dec 20, 2024
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197
Dual-comb method achieves first precise absolute distance measurement over 100 km
A team of physicists and engineers at China's Hefei National Laboratory has succeeded in conducting the first instance of precise absolute distance measurement over a path exceeding 100 km. The group has written a paper describing ...
First results from 2021 rocket launch shed light on aurora's birth
Results from a 2021 experiment led by a University of Alaska Fairbanks scientist have begun to reveal the particle-level processes that create the type of auroras that dance rapidly across the sky.
Plasma Physics
Dec 20, 2024
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NASA probe makes closest ever pass by the Sun
Two Earth-sized exoplanets orbiting nearby star detected
Extremely rare baby mammoth found in Siberia
Chinese detector to hunt elusive neutrinos deep underground
Nonlinear 'skin effect' unveiled in antiferromagnetic materials
Q&A: Inside the search for dark matter
Hyperspectral imaging lidar system achieves remote plastic identification
Researchers develop tool to fast-track measurement of protein interactions for drug discovery
Solar geoengineering could save 400,000 lives a year
Biologists studying apples discover structural cell protein also directly regulates gene transcription
