Plasma interactions as a research area investigates the fundamental processes governing how plasmas interact with fields, particles, and material boundaries in laboratory, space, and astrophysical environments. It encompasses collisional and collisionless regimes, wave–particle and wave–wave interactions, magnetic reconnection, sheath formation at surfaces, and energy and momentum transfer between charged and neutral species. This field integrates kinetic and fluid (MHD, two-fluid, gyrokinetic) descriptions, advanced diagnostics, and numerical simulations to study phenomena such as turbulence, transport, instabilities, and nonlinear structure formation, with implications for fusion devices, space weather, propulsion, and high-energy-density plasma systems.
When laser flashes hit matter, electrons are knocked off their orbits around the atomic nuclei. This can generate extremely hot plasmas composed of charged particles—ions and electrons. Researchers at HZDR have now observed ...
Optics & Photonics
Apr 14, 2026
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Researchers have developed a new imaging technique that captures more information about ultrafast processes in the microscopic world than was previously possible. The technique offers scientists a powerful new tool to observe ...
Optics & Photonics
Apr 9, 2026
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59
Using high-intensity lasers, researchers have taken an important step toward miniaturization of particle accelerators by demonstrating free-electron laser amplification at extreme ultraviolet wavelengths (27–50 nm), with ...
Optics & Photonics
Apr 1, 2026
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77
Saturn's magnetic shield is asymmetrical compared to Earth's, suggests a new study involving University College London (UCL) researchers, and this is likely a result of its fast rotation coupled with the heavy material it ...
Planetary Sciences
Apr 1, 2026
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43
One particularly well-known fact about the moon is that it doesn't have much of a magnetosphere to speak of. There's no blanket to protect it from the solar wind ravaging its surface, blowing away its atmosphere and charging ...
Planetary Sciences
Mar 16, 2026
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62
For the past two decades, scientists have wondered about a bright, distinct striped pattern seen in radio waves emanating from the Crab Pulsar, the remnant of a supernova observed by Chinese and Japanese astronomers in the ...
Astronomy
Mar 2, 2026
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34
Harnessing the power of the sun holds the promise of providing future societies with energy abundance. To make this a reality, fusion researchers need to address many technological challenges. For example, fusion reactions ...
General Physics
Feb 13, 2026
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42
A possible alternative to active debris removal (ADR) by laser is ablative propulsion by a remotely transmitted electron beam (e-beam). The e-beam ablation has been widely used in industries, and it might provide higher overall ...
Plasma Physics
Feb 9, 2026
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41
A major study by an international team of researchers using data from the NASA/ESA/ASI Cassini spacecraft has revealed a lattice-like structure of crisscrossing reflected waves that flow downstream behind the moon in Saturn's ...
Planetary Sciences
Feb 9, 2026
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109
Measuring conditions in volatile clouds of superheated gases known as plasmas is central to pursuing greater scientific understanding of how stars, nuclear detonations and fusion energy work. For decades, scientists have ...
Plasma Physics
Feb 5, 2026
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