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Physics news
Revisiting the history of the CPT theorem
A new review looks at an important and often overlooked aspect of physics that suggested symmetry in the particle zoo and how it could be broken.
Quantum Physics
46 minutes ago
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Modeling the behavior and dynamics of microswimmers
The understanding of the clustering and movement of microswimmers has a range of applications from human health to tackling ecological problems.
General Physics
45 minutes ago
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59
A quantum drum that stores quantum states for record-long times
Researchers at the Niels Bohr Institute, University of Copenhagen, have improved the coherence time of a previously developed quantum membrane dramatically. The improvement will expand the usability of the membrane for a ...
Quantum Physics
2 hours ago
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Fusion experts tackle cooling strategies for fusion fuel cycle
To achieve practical energy from fusion, extreme heat from the fusion system "blanket" component must be extracted safely and efficiently. Oak Ridge National Laboratory fusion experts are exploring how tiny 3D-printed obstacles ...
Plasma Physics
1 hour ago
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23
Developing next-generation superconducting cables
Researchers at Florida State University's Center for Advanced Power Systems (CAPS), in collaboration with Colorado-based Advanced Conductor Technologies, have demonstrated a new, ready-to-use superconducting cable system—an ...
Superconductivity
22 hours ago
1
65
Scientists use quantum computers to simulate quantum materials
Quantum computers promise to revolutionize science by enabling computations that were once thought impossible. But for quantum computers to become an everyday reality, there is a long way to go with many challenging tests ...
Quantum Physics
22 hours ago
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290
Breakthrough in quantum universal gate sets: A high-fidelity iToffoli gate
High-fidelity quantum logic gates applied to quantum bits (qubits) are the basic building blocks of programmable quantum circuits. Researchers at the Advanced Quantum Testbed (AQT) at Lawrence Berkeley National Laboratory ...
Quantum Physics
23 hours ago
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120
New tool measures atomic scale defects, identifies transistor limitations
A new technique for studying defects in semiconductor materials could lead to improved speed, power and performance of electronic devices by revealing the atomic-level limitations of advanced materials.
General Physics
May 24, 2022
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308
Nuclear isomers were discovered 100 years ago, and physicists are still unraveling their mysteries
Nobel laureate Otto Hahn is credited with the discovery of nuclear fission. Fission is one of the most important discoveries of the 20th century, yet Hahn considered something else to be his best scientific work.
General Physics
May 24, 2022
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Diamond mirrors for high-powered lasers
Just about every car, train and plane that's been built since 1970 has been manufactured using high-power lasers that shoot a continuous beam of light. These lasers are strong enough to cut steel, precise enough to perform ...
Optics & Photonics
May 23, 2022
2
220
Making racetrack noise bearable with physics
Although racetracks can be fun for communities, they usually come with very high levels of noise that can sour nearby neighborhoods to the experience.
General Physics
May 23, 2022
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One step closer to making terahertz technology usable in the real world
Researchers have discovered in two-dimensional conductive systems a new effect that promises improved performance of terahertz detectors.
Optics & Photonics
May 23, 2022
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Emulating impossible 'unipolar' laser pulses paves the way for processing quantum information
A laser pulse that sidesteps the inherent symmetry of light waves could manipulate quantum information, potentially bringing us closer to room temperature quantum computing.
Optics & Photonics
May 23, 2022
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367
Halting a wave in its tracks
Topological ideas have recently taken the center stage of modern electromagnetics. Typical topological photonic systems are based on nonreciprocal materials, a class of materials that enables asymmetric light–matter interactions. ...
Optics & Photonics
May 23, 2022
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102
Shining new light on cell membranes with improved imaging
Research from the lab of Matthew Lew at Washington University in St. Louis offers entirely new ways to see the very small.
Optics & Photonics
May 23, 2022
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Acoustic sensors to pinpoint shooters in an urban setting
During a gunshot, two sound events occur: the muzzle blast and the supersonic shock wave. Acoustic sensors, such as arrays of microphones, can capture these sounds and use them to approximate the location of a shooter.
General Physics
May 23, 2022
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42
Custom 'headphones' boost atomic radio reception 100-fold
Researchers at the National Institute of Standards and Technology (NIST) have boosted the sensitivity of their atomic radio receiver a hundredfold by enclosing a small glass cylinder of cesium atoms inside what looks like ...
Quantum Physics
May 23, 2022
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Unique quantum material could enable ultra-powerful, compact computers
Information in computers is transmitted through semiconductors by the movement of electrons and stored in the direction of the electron spin in magnetic materials. To shrink devices while improving their performance—a goal ...
Quantum Physics
May 20, 2022
2
556
Mixing laser beams and X-ray beams
Unlike fictional laser swords, real laser beams do not interact with each other when they cross—unless the beams meet within a suitable material allowing for nonlinear light-matter interaction. In such a case, wave mixing ...
Optics & Photonics
May 20, 2022
2
282
Electrons in a crystal found to exhibit linked and knotted quantum twists
As physicists delve deeper into the quantum realm, they are discovering an infinitesimally small world composed of a strange and surprising array of links, knots and winding. Some quantum materials exhibit magnetic whirls ...
Condensed Matter
May 20, 2022
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3584
More news
Flow of liquid metals found to exhibit surprising turbulence
Is it topological? A new materials database has the answer
Quasi-symmetry in CoSi reveals new type of topological material
Ghostly 'mirror world' might be cause of cosmic controversy
Spin keeps electrons in line in iron-based superconductor
Light-controlled reactions at the nanoscale
How to explain localized gap modes in Bose-Einstein condensates
Blurring the boundary between Floquet matter and metamaterials
Other news
Early urbanism found in the Amazon
Why disinformation has flourished during the pandemic
Studying ways to maximize environmental benefits of green algae
Showing that species thrive through social connections
The social transmission of stress in animal collectives
Koalas exposed to double-whammy health threat
Why are male mice afraid of bananas?
A new law unchains fusion energy
New algorithm approach paves the way for larger, more complex metalenses
Aerodynamics of perching birds could inform aircraft design
A candlelight-like glow from a flexible organic LED
Scientists discover a gene that plays a critical role in embryo development
Study shows that scavengers, such as raccoons, can be picky eaters
