Numerical investigations of low-latitude ground magnetic fields due to cavity mode oscillationsPi2 oscillations have been known to be associated with cavity mode oscillations (CMOs) in the inner magnetosphere at low latitudes. CMOs can also be excited by interplanetary shocks on the dayside.…Khilav Majmudar, Robert L. Lysak, Kazue Takahashi·Aug 18, 2026SaveLearn
Control of Magnetic Reconnection in High Energy Density PlasmasMagnetic reconnection governs the explosive release of magnetic energy in systems from the solar corona to fusion plasmas, yet controlling it in the laboratory has remained out of reach. Here we…J. L. Latham, B. K. Russell, C. Dong et al.·Aug 18, 2026SaveLearn
Tunable high-charge relativistic electron beams via direct laser acceleration in hohlraum-preheated foam targetsDirect laser acceleration (DLA) in near-critical-density (NCD) plasmas can efficiently generate high-charge relativistic electron beams, yet beam parameters depend critically on precise plasma state…Ziyao Wang, Jieru Ren, Zhigang Deng et al.·Aug 18, 2026SaveLearn
Influence of the ectonic emission mechanism on the collisionless expansion of a multicomponent cathode plasmaIn this paper, the authors delve into the collisionless kinetic theory of planar vacuum diodes to investigate how a pulse-periodic (ectonic) cathode plasma emission mechanism influences the…Vasily Yu. Kozhevnikov·Aug 18, 2026SaveLearn
Bright dual-pulse betatron X-ray generation from a laser wakefield acceleratorPump-probe experiments using dual ultrashort X-ray pulses provide unique opportunities for resolving non-equilibrium dynamics initiated by intense X-ray excitation. Betatron radiation from laser…Bo Guo, Yang Wan, Shuang Liu et al.·Aug 18, 2026SaveLearn
Sub-Second Collisionless Gyrokinetic Eigenvalue Solutions via Orbit-Invariant DecompositionFast analysis of microscopic drift-wave instabilities based on linear gyrokinetic simulations is desirable for modeling anomalous transport in fusion devices. In this work, we present an…Anrui Luo, Jingyi Yu, Huasheng Xie et al.·Aug 18, 2026SaveLearn
The FLARE FacilityThe Facility for Laboratory Reconnection Experiments (FLARE) has been constructed to study magnetic reconnection in multiple X-line regimes relevant to space, astrophysical, and fusion plasmas.…Hantao Ji, Jongsoo Yoo, Peiyun Shi et al.·Aug 18, 2026SaveLearn
Real-time feedback control of ELM frequency using divertor gas puffing and its effects on tungsten-induced radiation and plasma performance in KSTARThe edge-localized mode (ELM) frequency (fELM) was successfully controlled in real time on KSTAR using a proportional-integral (PI) feedback controller, employing a D2…Minseok Kim, Young-Ho Lee, SangKyeun Kim et al.·Aug 17, 2026SaveLearn
Modelling of Flowing Plasma in the Magnetic Field of the Small Volume Plasma System ExperimentA flow model for a magnetized plasma has been developed to investigate the flow dynamics in the small volume plasma system (SVPS) experiment. The SVPS experimental conditions require the model to…Subhasish Bag, Ashish Ganguli, Vikrant Saxena et al.·Aug 17, 2026SaveLearn
Data-Driven Reconstruction of Spatially Resolved Electron and Ion Energy Distributions from Macroscopic Plasma Quantities with Deep Neural NetworksSpatially resolved EEDFs/IEDFs provide essential kinetic information about low-temperature plasmas (LTPs) and play a central role in determining transport, chemical reaction rates, and plasma surface…Libin Varghese, Kaushik Prajapati, Bhaskar Chaudhury·Aug 17, 2026SaveLearn
Microcoulomb-level electron beam and multi-Joule hard X-rays driven by a high-efficiency laser-plasma acceleratorWe report on the production of ultrahigh-charge relativistic electron beams and the development of a laser-wakefield acceleration platform at the LMJ facility. Making use of the kilojoule-class,…B. Mahieu, L. Ribotte, W. Cayzac et al.·Aug 17, 2026SaveLearn
Proton Radiography with Isotrajectory OpticsWe consider a compact isotrajectory-optics scheme for proton radiography. The calculation uses a 30-60 MeV proton interval as a reference example, typical of high-energy short-pulse laser…Dmitry Varentsov, Maksym Miski-Oglu, Zs. Major et al.·Aug 17, 2026SaveLearn
Assessing the Projector Augmented-Wave Method for Stopping Power CalculationsThe stopping power of charged particles is investigated using time-dependent density functional theory (TDDFT). Such simulations are made possible by recent advances in computational resources and…Bryn Lloyd, Dirk O. Gericke, Gilles Rodway-Gant et al.·Aug 17, 2026SaveLearn
Hybrid kinetic-MHD simulation on the formation of runaway electron current plateau during a current quench processRunaway electron (RE) generation is of great concern for high-current tokamak operations. A full-f particle-in-cell (PIC) model for RE dynamics has been developed and coupled with the 3D nonlinear…Weimin Fu, Ping Zhu·Aug 16, 2026SaveLearn
Minimum-q induced alternation between infernal modes and EP-driven modes in advanced tokamak configurationsFor an advanced tokamak configuration in the presence of energetic particles (EPs), the dominant instability is found to alternate between infernal modes and Alfvén eigenmodes with the variation of…Shiwei Xue, Ping Zhu, Haolong Li·Aug 16, 2026SaveLearn
AlgoPlasma: Open Algorithms for Plasma ModelingAlgoPlasma is an open-source library in which core numerical algorithms for plasma modeling are implemented as modular, well-documented, and independently testable components. Rather than offering a…Yinjian Zhao, Zhongping Zhao, Zhe Liu et al.·Aug 15, 2026SaveLearn
Electron Dynamics in a Wakefield Accelerator Driven by Laser Pulses Carrying Orbital Angular MomentumLaser pulses carrying orbital angular momentum (OAM) provide a new degree of freedom for controlling plasma-based accelerators. Here, we experimentally demonstrate OAM-driven laser wakefield…Q. Qian, M. Li, Y. Ma et al.·Aug 15, 2026SaveLearn
Bifurcation and Hysteresis in Vacuum DiodesFor electrons with nonzero initial velocity u00 in vacuum, the space-charge-limited current density (SCLCD) is given by JJaffe. For current densities J>JJaffe,…Ashmita Panda, Allen L. Garner·Aug 14, 2026SaveLearn
Limitations of post accelerating ion beams using the snowplow field in a near-critical density targetLaser-matter interaction at relativistic intensities is central to almost every scientific case for multi-PW laser facilities. In particular, the progress in laser-driven ion acceleration brings this…Davide Terzani, Stepan S. Bulanov, Lieselotte Obst-Huebl et al.·Aug 14, 2026SaveLearn
Physics of Circular Polarized Ion-Scale Waves in Hybrid Simulations of Alfvénic FluctuationsIon cyclotron waves (ICW) and fast magnetosonic/whistler waves (FMW) are fundamental electromagnetic modes at ion kinetic scales, yet their generation mechanisms and roles in plasma evolution remain…Hai Yang Harry Qian, Trevor A. Bowen, Carlos A. Gonzalez et al.·Aug 14, 2026SaveLearn
Enhancement of axial magnetic field generation during relativistic self-channeling of laser radiation propagating along thin filmsWithin the framework of a stationary model of relativistic self-focusing, it is shown that the addition of a thin layer of denser plasma on the propagation axis of a circularly polarized beam…Vitalia A. Kuleshova, Artem V. Korzhimanov·Aug 14, 2026SaveLearn
Macroscopic Stability of a Rapidly Rotating Theta PinchThe macroscopic ideal-MHD stability of an axisymmetric mirror device with sonic levels of plasma rotation is analyzed by approximating the plasma equilibrium as a rotating theta pinch possessing an…Richard Fitzpatrick·Aug 13, 2026SaveLearn
Flow-thermochemistry coupling governs pressure-dependent CO2 conversion in vortex-stabilized microwave plasma reactors: Insights from three-dimensional CFD modelingIn this work, a three-dimensional computational fluid dynamics model is developed for a vortex-stabilized microwave CO2 plasma reactor operating over the pressure range of 100-400 mbar. The model…Qinghao Shen, Cas van Deursen, Pieter Willem Groen et al.·Aug 13, 2026SaveLearn
Time-Domain Benchmark Solutions for Bernstein WavesIn previous work, we introduced a semi-analytical method for computing time-domain solutions of linearized Vlasov problems. Rather than representing the plasma response as a sum of residues…M. Pelkner, K. Hallatschek·Aug 13, 2026SaveLearn
Scalable production of nuclear battery alpha emitters using fusion neutronsNuclear batteries powered by alpha decay have been deployed successfully for over 60 years, on a worldwide 238Pu supply of kilograms per year. We show that the 14 MeV neutrons of a single…J. F. Parisi·Aug 13, 2026SaveLearn