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General Physics news
Nickel-58 nucleus may host elusive toroidal dipole excitations
Dipole toroidal modes are a unique set of excitations that are predicted to occur in various physical systems, ranging from atomic nuclei to metamaterials. What characterizes these excitations, or modes, is a toroidal distribution ...
New simulation method models antineutrinos emitted from nuclear reactors during fission
Nuclear fission is the most reliable source of antineutrinos, but they are difficult to characterize. A recent study suggests how their emission can be simulated most effectively.
General Physics
Jan 6, 2025
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Exploring the impacts of particle parameters on self-propelled motions
Phase transitions in the collective motions of self-propelled particles are directly impacted both by the initial velocity of each particle, and the repulsive radius surrounding them.
General Physics
Jan 6, 2025
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Cooperation between two intruders moving side-by-side in granular media
In bird colonies, schools of fish and cycling pelotons, significant interactions occur between individuals through the surrounding fluid. These interactions are well understood in fluids such as air and water, but what happens ...
Scientists use machine learning to develop an opener for a molecular can
In an era of medical care that is increasingly aiming at more targeted medication therapies, more individual therapies and more effective therapies, doctors and scientists want to be able to introduce molecules to the biological ...
Spintronics memory innovation: A new perpendicular magnetized film
Long gone are the days where all our data could fit on a two-megabyte floppy disk. In today's information-based society, the increasing volume of information being handled demands that we switch to memory options with the ...
General Physics
Dec 27, 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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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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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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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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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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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 ...
Most precise measurement of electrically neutral beauty meson lifetime achieved
The ATLAS collaboration at the Large Hadron Collider (LHC) has released a new high-precision measurement of the lifetime of the electrically neutral beauty (B0) meson—a hadron composed of a bottom antiquark and a down quark.
General Physics
Dec 19, 2024
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Need to accurately measure time in space? Use a COMPASSO
Telling time in space is difficult, but it is absolutely critical for applications ranging from testing relativity to navigating down the road. Atomic clocks, such as those used on the Global Navigation Satellite System network, ...
General Physics
Dec 19, 2024
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When solar probes align: Data confirms how sun's magnetic field accelerates solar wind
When two probes orbiting the sun aligned with one another, researchers harnessed the opportunity to track the sun's magnetic field as it traveled into the solar system. They found that the sharply oscillating magnetic field ...
General Physics
Dec 19, 2024
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Molecular 'pinball': Superfast collisions predict supercritical fluid properties
Neither gas nor liquid, supercritical fluids exhibit a unique mashup of the properties of both and arise when fluids are pushed to very high temperatures and pressures. Their properties make them ideal for a wide variety ...
General Physics
Dec 19, 2024
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Anomalous magnetic moment of the muon: New calculation confirms Standard Model of particle physics
The magnetic moment of the muon is an important precision parameter for putting the Standard Model of particle physics to the test. After years of work, the research group led by Professor Hartmut Wittig of the PRISMA+ Cluster ...
General Physics
Dec 19, 2024
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Antineutrino detection gets a boost with novel plastic scintillator
How do you find and measure nuclear particles, like antineutrinos, that travel near the speed of light?
General Physics
Dec 18, 2024
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Thin-film tech makes nuclear clocks a 1,000 times less radioactive and more affordable
In the quest for ultra-precise timekeeping, scientists have turned to nuclear clocks. Unlike optical atomic clocks—which rely on electronic transitions—nuclear clocks utilize the energy transitions in the atom's nucleus, ...
General Physics
Dec 18, 2024
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Q&A: Inside the search for dark matter
More than a decade ago, dark matter experts Daniel Akerib and Thomas Shutt joined the Department of Energy's SLAC National Accelerator Laboratory, continuing their mission to uncover the elusive substance. SLAC recently caught ...
General Physics
Dec 18, 2024
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