Physics

A Sound Idea: A Step Towards Quantum Computing

A team at the University of Tsukuba studied a novel process for creating coherent lattice waves inside silicon crystals using ultrashort laser pulses.
Related topics: Quantum, Laser

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Special Nanotubes Could Improve Solar Power And Imaging Technology

Physicists have discovered a novel kind of nanotube that generates current in the presence of light. Devices such as optical sensors and infrared imaging chips are likely applications, which could be useful in fields such as automated transport and...
Related topics: Nanotubes, Solar Power, Scientific Discoveries

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Perfect Quantum Portal Emerges At Exotic Interface

Researchers at the University of Maryland have captured the most direct evidence to date of a quantum quirk that allows particles to tunnel through a barrier like it's not even there. The result, featured on the cover of the June 20, 2019 issue of...
Related topics: Quantum

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Researchers Find Quantum Gravity Has No Symmetry

Using holography, researchers have found when gravity is combined with quantum mechanics, symmetry is not possible.
Related topics: Quantum

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The Quantum Internet Is Emerging, One Experiment At A Time

Breakthrough demonstrations using defective diamonds, high-flying drones, laser-bathed crystals and other exotica suggest practical, unhackable quantum networks are within reach -- Read more on ScientificAmerican.com
Related topics: Quantum, Drones, Laser

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Two New Papers Explore The Complicated Physics Behind Bubbles And Foams

Enlarge / The complex physics of bubbles and foams have fascinated scientists for centuries. (credit: Ian Kington/AFP/Getty Images) Human beings derive intense pleasure from bubbles and all kinds of foamy products, and scientists have long found...

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How Mars Lost Its Water To Space

How the sun pumps out water from Mars into space Russian and German physicists have offered an explanation for the new data obtained by Martian satellites, capturing the “escape” of hydrogen atoms from the upper Martian atmosphere into...
Related topics: Mars, Space, Sun, Satellites, Hydrogen

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Quantum Music To My Ears

Researchers have applied new atomic-sensing capabilities to detect and record music.
Related topics: Quantum

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A Day In The Life Of An Accelerator Designer

Physicist Tor Raubenheimer explores the world by climbing rocks and designing particle accelerators.

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The Hunt For Hot Nuclear Matter

In particle physics, a jet is a shower of collimated particles generated by a highly energetic quark or gluon. In a lead-lead collision, jets must traverse through quark gluon plasma, altering their energy, track and consistency.

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New Methods From Material Sciences In Physics Find Their Way Into Cancer Research

A new study on the behavior of water in cancer cells shows how methods usually limited to physics can be of great use in cancer research. The researchers have shown how a combination of neutron scattering and thermal analysis can be used to map the...

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How 3d Spintronics Will Take Hard Drive Performance To The Next Level

Spintronics might not be the sort of word that comes up in everyday discussions, but it has been revolutionising computer technology for years. It’s the branch of physics that involves manipulating the spin of a flow of electrons, which first...
Related topics: Electrons

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Study Sheds Light On Gauge Invariance In Ultrastrong-coupling Cavity Quantum Electrodynamics

In quantum electrodynamics, the choice of gauge (i.e. specific mathematical formalism used to regulate degrees of freedom) can greatly influence the form of light-matter interactions. Interestingly, however, the "gauge invariance" principle implies...
Related topics: Quantum, Mathematics

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Scientists Discover Infinite Decay And Rebirth In Quantum Particles

A team of scientists recently determined certain quantum particles can regenerate after they’ve decayed. This has grand implications for the future of humanity, quantum computing, and intergalactic graffiti. Theoretical physicists from the...
Related topics: Scientific Discoveries, Quantum

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Researchers Solve Mystery Of How Gas Bubbles Form In Liquid

The formation of air bubbles in a liquid appears very similar to its inverse process, the formation of liquid droplets from, say, a dripping water faucet. But the physics involved is actually quite different, and while those water droplets are...

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The Fractal Brain, From A Single Neuron's Perspective

Hacking into brain signals may be more straightforward than once thought. Physicists studying the brain at Washington University in St. Louis have shown how measuring signals from a single neuron may be as good as capturing information from many...
Related topics: Neurons

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Vaporizing Meteors Are Making Clouds On Mars

These clouds snapped by the Curiosity rover on Mars are much lower and thicker than the meteor-generated clouds the study looked at. (Credit: NASA/JPL-Caltech/Justin Cowart) No matter what planet you’re on, physics remains the same. For clouds,...
Related topics: Meteor, Mars Rover Curiosity, Mars, Space, NASA

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Story Tips From The Department Of Energy's Oak Ridge National Laboratory, June 17 2019

ORNL story tips: New builders' tool by ORNL assesses design performance before construction begins; new pressure technique to manipulate magnetism in thin films could enhance electronic devices; ORNL outlines quantum sensing advances for better...
Related topics: Quantum, Airports

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100-year-old Physics Model Replicates Modern Arctic Ice Melt

The Arctic is melting faster than we thought it would. In fact, Arctic ice extent is at a record low. When that happens—when a natural system behaves differently than scientists expect—it's time to take another look at how we understand the...
Related topics: Arctic

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Quantum Physics Experiment Shows Heisenberg Was Right About Uncertainty, In A Certain Sense

The word uncertainty is used a lot in quantum mechanics. One school of thought is that this means there's something out there in the world that we are uncertain about. But most physicists believe nature itself is uncertain.
Related topics: Quantum

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