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Plasma Physics news
Physicists capture elusive plasma instability in unprecedented detail
For the first time, scientists have 'photographed' a rare plasma instability, where high-energy electron beams form into spaghetti-like filaments.
Plasma Physics
Mar 7, 2025
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Neutrinos could tell us about the inside of the sun and establish density structure
Neutrinos generated through solar fusion reactions travel effortlessly through the sun's dense core. Each specific fusion process creates neutrinos with distinctive signatures, potentially providing a method to examine the ...
General Physics
Mar 6, 2025
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Deep learning model boosts plasma predictions in nuclear fusion by 1,000 times
A research team, led by Professor Jimin Lee and Professor Eisung Yoon in the Department of Nuclear Engineering at UNIST, has unveiled a deep learning–based approach that significantly accelerates the computation of a nonlinear ...
Plasma Physics
Feb 28, 2025
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Will neutrons compromise the operation of superconducting magnets in a fusion plant?
High-temperature superconducting magnets made from REBCO, an acronym for rare-earth barium copper oxide, make it possible to create an intense magnetic field that can confine the extremely hot plasma needed for fusion reactions, ...
Superconductivity
Feb 28, 2025
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Some fuel will get stuck in inner walls of fusion vessels: Research provides a better idea of how much
To develop a practical fusion power system, scientists need to fully understand how the plasma fuel interacts with its surroundings. The plasma is superheated, which means some of the atoms involved can strike the wall of ...
Plasma Physics
Feb 26, 2025
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Plasma arc cutting: Scientists decode gas flow dynamics
Plasma arc cutting (PAC) is a thermal cutting technique widely used in manufacturing applications such as shipbuilding, aerospace, fabrication, nuclear plants decommissioning, construction industry, and the automotive industry. ...
Plasma Physics
Feb 20, 2025
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Nuclear fusion: WEST machine beats the world record for plasma duration
1,337 seconds: that was how long WEST, a tokamak run from the CEA Cadarache site in southern France and one of the EUROfusion consortium medium size Tokamak facilities, was able to maintain a plasma for on 12 February. This ...
Plasma Physics
Feb 19, 2025
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147
Unlocking the secrets of fusion's core with AI-enhanced simulations
Creating and sustaining fusion reactions—essentially recreating star-like conditions on Earth—is extremely difficult, and Nathan Howard, Ph.D., a principal research scientist at the MIT Plasma Science and Fusion Center ...
Plasma Physics
Feb 18, 2025
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Innovative target design leads to surprising discovery in laser-plasma acceleration
Scientists have developed a method for generating fast, bright proton beams using a high-repetition-rate laser-plasma accelerator. This work, published in Nature Communications, resolves several long-standing challenges and ...
Optics & Photonics
Feb 11, 2025
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61
A promising technique to steer laser-produced THz radiation in air
Terahertz radiation (THz), electromagnetic radiation with frequencies ranging from 0.1 and 10 THz, is central to the functioning of various technologies, including imaging, sensing and spectroscopy tools. While THz radiation ...
Making an invisible electric wire: Guiding electricity with sound
Electric sparks are used for welding, powering electronics, killing germs or for igniting the fuel in some car engines. Despite their usefulness, they are hard to control in open space—they split into chaotic branches that ...
Plasma Physics
Feb 6, 2025
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Interaction of kinetic waves and suprathermal particles could be key to unlocking biggest mystery in heliophysics
A graduate research assistant at The University of Alabama in Huntsville (UAH), a part of The University of Alabama system, has published a paper in the journal Astronomy & Astrophysics that builds on an earlier study to ...
Plasma Physics
Feb 4, 2025
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145
Neutron isotropy measurements validate sheared-flow-stabilized Z pinches for stable thermal fusion
In physics, the term "isotropy" means a system where the properties are the same in all directions. For fusion, neutron energy isotropy is an important measurement that analyzes the streams of neutrons coming from the device ...
Plasma Physics
Feb 3, 2025
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45
Plasma technique doubles etch rate for 3D NAND flash memory
To store ever more data in electronic devices of the same size, the manufacturing processes for these devices need to be studied in greater detail. By investigating new approaches to making digital memory at the atomic scale, ...
Plasma Physics
Jan 29, 2025
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Simulations clarify the mechanism of coupled plasma fluctuations
In nature, phenomena in which multiple fluctuations occur in a coupled manner are frequently observed. For example, in large earthquakes, cases of them occurring consecutively in adjacent regions have been reported. When ...
Plasma Physics
Jan 22, 2025
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Chinese 'artificial sun' sets a record towards fusion power generation
The Experimental Advanced Superconducting Tokamak (EAST), commonly known as China's "artificial sun," has achieved a remarkable scientific milestone by maintaining steady-state high-confinement plasma operation for an impressive ...
Plasma Physics
Jan 21, 2025
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173
SMART: One step closer to nuclear fusion with its first plasma
In a pioneering approach to achieve fusion energy, the SMART device has successfully generated its first tokamak plasma. This step brings the international fusion community closer to achieving sustainable, clean, and virtually ...
Plasma Physics
Jan 21, 2025
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Controlling plasma heat in a fusion energy power plant: 'Louvers' on fusion device should exhaust gases as hot as a star
Commonwealth Fusion Systems (CFS) is developing a tokamak device called SPARC. The company aims to demonstrate the critical fusion energy milestone of producing more output power than input power for the first time in a device ...
Plasma Physics
Jan 20, 2025
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Experiment validates electric ion thruster simulations
Predicting the lifetime of an electric ion thruster is notoriously difficult. You have to account for the chamber wall effects, which are not present in space environments. Researchers within several different aerospace disciplines ...
General Physics
Jan 20, 2025
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Continuous cryogenic pellet injection system developed for tokamak fueling
A joint research team from Hefei Institutes of Physical Science of the Chinese Academy of Sciences has successfully developed a continuous cryogenic pellet injection system for tokamak fueling. This innovative system addresses ...
Plasma Physics
Jan 15, 2025
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More news
Fresh, direct evidence for tiny drops of quark-gluon plasma
ATLAS observes top quarks in lead–lead collisions
Study identifies promising materials for fusion reactors
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