Plasma Confinement State Classification via FPP Relevant Microwave DiagnosticsWe present a parsimonious and robust machine learning approach for identifying plasma confinement states in fusion power plants (FPPs) where reliable identification of the low-confinement (L-mode)…Randall Clark, Vacslav Glukhov, Georgy Subbotin et al.·Oct 15, 2025SaveLearn
Structure of self-generated magnetic fields in laser-solid interaction from proton tomographyStrong magnetic fields are naturally self-generated in high-power, laser-solid interactions through the Biermann-battery mechanism. This work experimentally characterizes the 3D location and strength…Jesse Griff-McMahon, Christopher A. Walsh, Vicente Valenzuela-Villaseca et al.·Oct 15, 2025SaveLearn
Comparison of MHD and gyrokinetic simulations of linear instabilities at the q = 1 surfaceAccurate modeling of core instabilities in tokamak plasmas is essential to understand the underlying physical mechanisms and their impact on plasma confinement. The ideal stability of the internal…F. N. Antlitz, X. Wang, M. Hoelzl et al.·Oct 14, 2025SaveLearn
Loading non-Maxwellian Velocity Distributions in Particle SimulationsNumerical procedures for generating non-Maxwellian velocity distributions in particle simulations are presented. First, Monte Carlo methods for an (r,q) distribution that generalizes flattop and…Seiji Zenitani, Shunsuke Usami, Shuichi Matsukiyo·Oct 13, 2025SaveLearn
Towards fully predictive gyrokinetic full-f simulations: validation and triangularity studies in TCVDesigning economical magnetic confinement fusion power plants motivates computational tools that can estimate plasma behavior from engineering parameters without direct reliance on experimental…A. C. D. Hoffmann, T. N. Bernard, M. Francisquez et al.·Oct 13, 2025SaveLearn
Lagrangian Formulation of the Snowplow Model and Operating Point for Z pinch DevicesWe write down the lagrangian for the snowplow model of the Z pinch system. Then, we develop the Euler-Lagrange equations to find out the corresponding equations of motion. Next, we set a criterion…Miguel Cárdenas, Alejandro Nettle, Leandro Núñez·Oct 13, 2025SaveLearn
Machine Learning-Integrated Hybrid Fluid-Kinetic Framework for Quantum Electrodynamic Laser Plasma SimulationsHigh-intensity laser plasma interactions create complex computational problems because they involve both fluid and kinetic regimes, which need models that maintain physical precision while keeping…Sadra Saremi, Amirhossein Ahmadkhan Kordbacheh·Oct 13, 2025SaveLearn
Thermal and Electrical Conductivities of Aluminum Up to 1000 eV: A First-Principles PredictionAccurate prediction of the thermal and electrical conductivities of materials under extremely high temperatures is essential in high-energy-density physics. These properties govern processes such as…Qianrui Liu, Xiantu He, Mohan Chen·Oct 11, 2025SaveLearn
The impact of plasma turbulence on atomic reaction rates in the detached ASDEX Upgrade divertorNumerical modeling of the edge and scrape-off layer (SOL) must account for atomic processes such as hydrogenic ionization and recombination, charge-exchange, and line radiation. Their reaction rates…Konrad Eder, Wladimir Zholobenko, Andreas Stegmeir et al.·Oct 10, 2025SaveLearn
Investigating Solid-Fluid Phase Coexistence in DC Plasma Bilayer Crystals: The Role of Particle Pairing and Mode CouplingThis article presents a detailed investigation of solid-fluid phase coexistence in a bilayer dusty plasma crystal subjected to varying confinement ring bias voltages in a DC glow discharge argon…Siddhartha Mangamuri, Lénaïc Couëdel, Surabhi Jaiswal·Oct 10, 2025SaveLearn
Long Living Hot and Dense Plasma from Relativistic Laser-Nanowire Array InteractionLong-living, hot and dense plasmas generated by ultra-intense laser beams are of critical importance for laser-driven nuclear physics, bright hard X-ray sources, and laboratory astrophysics. We…Ehsan Eftekhari-Zadeh, Mikhail Gyrdymov, Parysatis Tavana et al.·Oct 10, 2025SaveLearn
Si3N4 membrane as entrance window for plasma-generated vacuum ultraviolet (VUV) radiationVacuum ultraviolet (VUV) radiation produced by an atmospheric pressure plasma was successfully measured down to wavelengths of 58.4nm utilizing a 20nm thin Si3N4 membrane to transfer the VUV…Luka Hansen, Görkem Bilgin, Jan Benedikt·Oct 10, 2025SaveLearn
Statistics of Current and Vorticity Structures in Relativistic TurbulenceCoherent structures created through turbulent cascades play a key role in energy dissipation and particle acceleration. In this work, we investigate both current and vorticity sheets in 3D…Zachary Davis, Luca Comisso, Colby Haggerty et al.·Oct 10, 2025SaveLearn
Ion Stochastic Heating by Low-frequency Alfvén Wave SpectrumFinite-amplitude low-frequency Alfvén waves are commonly found in plasma environments, such as space plasmas, and play a crucial role in ion heating. The nonlinear interaction between oblique Alfvén…Jingyu Peng, Jiansen He·Oct 9, 2025SaveLearn
Full-wave computation of SUb-atmospheric Radio-frequency Engine (SURE)Near-space, which covers altitudes from 20 to 100 kilometers, has been receiving more and more attention because of its special strategic value. Airships and high-altitude balloons are two common…Dingzhou Li, Lei Chang, Ye Tao·Oct 9, 2025SaveLearn
Factors Controlling the Statistics of Magnetic Reconnection in MHD TurbulenceWe study the statistics of dynamical quantities associated with magnetic reconnection events embedded in a sea of strong background magnetohydrodynamic (MHD) turbulence using direct numerical…M. B. Khan, M. A. Shay, S. Oughton et al.·Oct 8, 2025SaveLearn
Chaotic Motion of Ions In Finite-amplitude Low-frequency Alfv\'en WavesFinite-amplitude low-frequency Alfv\'en waves (AWs) are ubiquitous in space plasmas, where they play a key role in the transport and dissipation of energy, particularly in the heating of ions in the…Jingyu Peng, Jiansen He, Rong Lin·Oct 8, 2025SaveLearn
3D simulations of negative streamers in CO2 with admixtures of C4F7NCO2 with an admixture of C4F7N could serve as an eco-friendly alternative to the extreme greenhouse gas SF6 in high-voltage insulation. Streamer discharges in such gases are different…Thomas J. G. Smits, Jannis Teunissen, Ute Ebert·Oct 8, 2025SaveLearn
Influence of coil geometry and coil-plasma distance on the magnetic field approximation errorWe investigate analytically two questions: 1) How does the coil geometry influence the effect of electric current noise on the induced magnetic field? 2) How does the coil-plasma distance influence…Wadim Gerner·Oct 8, 2025SaveLearn
Investigating the Lower Hybrid Drift Instability in Reconnecting Current Sheets Using a Hybrid Kinetic Model (ssV Code)We investigate the nonlinear evolution of the lower hybrid drift instability (LHDI) in reconnecting current sheets using a hybrid kinetic simulation model implemented in the Super Simple Vlasov (ssV)…S. Thatikonda, F. N. De Oliveira-Lopes, A. Mustonen et al.·Oct 7, 2025SaveLearn
Deposition rate and energy to substrate in chopped and standard HiPIMS: identifying optimal pulse parametersHigh-Power Impulse Magnetron Sputtering (HiPIMS) offers higher ionized flux fractions at the cost of lower deposition rates compared to conventional DCMS. A fine optimization of the deposition…Mina Farahani, Jiří Čapek, Tomáš Kozák·Oct 7, 2025SaveLearn
A note on thermal effects in non-linear models for plasma-based accelerationWe investigate the impact of a non-negligible background temperature on relativistic plasma wake-fields generated when a beam of charged particles passes through a neutral plasma at rest. We focus on…D. Simeoni, G. Parise, A. R. Rossi et al.·Oct 6, 2025SaveLearn
Electrospray Thruster Plume Impingement on CubeSat Solar Arrays: A Particle-Tracking StudyElectrospray thrusters are emerging as a leading propulsion technology for CubeSats, offering high specific impulse (Isp > 1000 s) and low power requirements. However, the divergent ion plumes…Ethan Kahn·Oct 6, 2025SaveLearn
Pushing the Frontiers of Light: Magnetized Plasma Lenses and Chirp Tailoring for Extreme IntensitiesIn this work, an innovative scheme is proposed that exploits the response of magnetized plasmas to realize a refractive index exceeding unity for right circularly polarized (RCP) waves. Using two-…Trishul Dhalia, Rohit Juneja, Amita Das·Oct 6, 2025SaveLearn
Difference in Neoclassical Edge Flows Between Strongly Negative and Positive Triangularities in the XGC Gyrokinetic SimulationThe neoclassical baseline study of a strongly negative triangularity (NT) plasma and the corresponding positive triangularity plasma is performed using the edge-specialized, total-f gyrokinetic code…S. Ku, C. S. Chang, R. Hager et al.·Oct 6, 2025SaveLearn