614 papers
Plasma physics explores the behavior of the fourth state of matter, a superheated soup of charged particles that makes up most of the visible universe. From the fusion power we hope to harness on Earth to the glowing auroras and distant stars above, this field investigates how these energetic gases interact with magnetic fields and light. It is a dynamic area where extreme conditions reveal fundamental laws of nature in ways solid matter never can.
At Gist.Science, we bridge the gap between these complex discoveries and curious minds by processing every new preprint from arXiv in this category. We transform dense, technical research into clear, plain-language explanations alongside detailed summaries, ensuring that breakthroughs in plasma dynamics and fusion energy are accessible to everyone. Below are the latest papers in plasma physics, curated and simplified for your reading.
This paper demonstrates the first simulation of linear plasma wave propagation on a superconducting quantum chip by mapping plasma dynamics to a local spin model and utilizing high-fidelity gates with error mitigation, thereby paving the way for studying complex quantum plasma phenomena beyond classical computational limits.
An experiment at GSI demonstrated that a mono-energetic chromium ion beam passing through a magnetized, laser-driven plasma interaction region undergoes acceleration and diffusion driven by wave-particle interactions, likely due to electrostatic kinetic turbulence like the lower-hybrid drift instability, despite the absence of strong fluid-scale turbulence.
This study utilizes x-ray absorption spectroscopy at the OMEGA Laser Facility to measure ionization states and temperatures of warm dense copper plasmas at 15–25 g/cm³ and 10–21 eV, providing critical experimental data to refine theoretical models for this regime.
This paper presents a novel CVD diamond growth technique utilizing in-situ plasma-distance control to achieve two distinct regimes that enable the fabrication of ultra-thin, nitrogen-rich delta-doped layers with tunable NV emission for quantum sensing and computing applications.
This paper derives an explicit expression for the bulk viscosity of cold plasmas, demonstrating that it can vastly exceed shear viscosity and that the Mandelstam-Leontovich approximation is exact under these conditions, while also providing thermodynamic formulas for alkali-noble gas mixtures and discussing their implications for solar atmospheric heating and laboratory verification.
This paper presents a comprehensive linear and numerical analysis of the two-dimensional Kelvin-Helmholtz instability in collisionless plasmas with anisotropic pressure, revealing that the magnetohydrodynamic limit yields significantly larger growth rates, current densities, and magnetic island formation compared to the anisotropic CGL regime where energy is diverted into pressure anisotropies.
This paper benchmarks the PERSEUS code against COBRA gas-puff Z-pinch experiments and demonstrates that including the Hall term and a current-driven anomalous resistivity model is essential for accurately reproducing the magneto-Rayleigh-Taylor instability wavelength, cathode-anode polarity effects, and plasma sheath structure.
This paper introduces the Levelized Cost of a Neutron (LCON) metric to demonstrate that fusion neutrons can drive a staged, revenue-positive development pathway for fusion energy, where projected cost reductions over the next decade will enable economic breakeven by leveraging high-value applications like medical isotope production alongside electricity generation.
This study investigates how Eddington-inspired Born-Infeld gravity corrections influence wave dynamics and stability in solar plasmas, revealing that positive gravity parameters enhance wave propagation and energy transport while providing the first empirical constraint on these effects through a robust agreement with four years of SDO/HMI helioseismic observations.
This study demonstrates that while negative triangularity operation in the SPARC tokamak is feasible with moderate plasma currents and stable MHD performance, it necessitates a significant reduction in plasma volume and connection length due to the device's positive-triangularity-optimized geometry, thereby positioning SPARC as a valuable experimental bridge for validating negative triangularity concepts under reactor-relevant conditions.