Exploring the Physics of the Plasma Liner Experiment: A Multi-dimensional Study with FLASH, OSIRIS, and HELIOSThe Plasma Liner Experiment (PLX) at Los Alamos National Laboratory (LANL) is a platform that seeks to achieve fusion via the Plasma-Jet-Driven Magneto-Inertial Fusion (PJMIF) concept. The experiment…E. C. Hansen, P. Farmakis, D. Michta et al.·Aug 13, 2025SaveLearn
Exact expressions for nonperturbative guiding center theory in symmetric fieldsWe apply a recently-developed nonperturbative guiding center formalism to charged particle dynamics in fields with two-parameter continuous symmetry groups. This entails finding exact constants of…I. Hollas, R. Agarwal, J. W. Burby et al.·Aug 13, 2025SaveLearn
Extracting temperature of plasma through fusion reactions within a transport approachWe have investigated the method of extracting the temperature from weighted proton-to-neutron yield ratio from fusion reactions as in the previous experiment~[W. Bang, et al., Phys. Rev. Lett.…Zhe Zhu, Jun Xu·Aug 13, 2025SaveLearn
The Enhancement of Ion Heating in Kinetic, Anti-Parallel Reconnection in the Presence of a Flow ShearWe investigate the kinetic effects of upstream, magnetic field-aligned, flow shear on anti-parallel magnetic reconnection using 2.5D Particle-In-Cell simulations. Our results demonstrate that flow…Colby C. Haggerty, Derek Sikorski, Michael A. Shay et al.·Aug 13, 2025SaveLearn
Direct Measurement of Electron Heating in Electron-Only Reconnection in a Laboratory Mini-MagnetosphereWe report on the experimental observation of electron heating in electron-only magnetic reconnection in laser-driven laboratory mini-magnetospheres on the Large Plasma Device (LAPD) at the University…Lucas Rovige, Filipe D. Cruz, Timothy Van Hoomissen et al.·Aug 12, 2025SaveLearn
Transition to Petschek Reconnection in Subrelativistic Pair Plasmas: Implications for Particle AccelerationWhile relativistic magnetic reconnection in pair plasmas has emerged in recent years as a candidate for the origin of radiation from extreme astrophysical environments, the corresponding…Adam Robbins, Anatoly Spitkovsky·Aug 12, 2025SaveLearn
Surface Current Optimization and Coil-Cutting Algorithms for Stage-Two Stellarator OptimizationStellarator optimization often takes a two-stage approach, where in the first stage the boundary is varied in order to optimize for some physics metrics, while in the second stage the boundary is…Dario Panici, Rory Conlin, Rahul Gaur et al.·Aug 12, 2025SaveLearn
Characteristics of monotonic sheaths near a wall with grazing magnetic incidenceWe consider a magnetised plasma in contact with an absorbing planar wall, where the angle α between the magnetic field and the wall is small, α 1 (in radians) and the system is symmetric…Alessandro Geraldini, Robert J. Ewart, Stephan Brunner et al.·Aug 12, 2025SaveLearn
Generation of High Order Harmonics in Vacuum for Various Configurations of Interacting Electromagnetic FieldHigh order harmonic (HOH) generation by interacting extremely intense electromagnetic waves in the quantum vacuum is investigated within the framework of the Heisenberg-Euler formalism. We consider…Pavel Sasorov, Sergei Bulanov·Aug 11, 2025SaveLearn
A High-Order Low-Order extended moment method for the Vlasov-Darwin particle-in-cell systemIn this study, we develop an extended implicit moment method, namely, a coupled high-order low-order (HOLO) method and apply it to the electromagnetic Vlasov-Darwin model. The high-order (HO) system…Derek A. Kuldinow, William T. Taitano, Kentaro Hara·Aug 11, 2025SaveLearn
Polywell RevisitedThe Polywell fusion concept, originally proposed by Robert W. Bussard in 1985, has been investigated for over four decades as a potential solution for achieving net fusion energy in a compact and…Jaeyoung Park, Nicholas A. Krall, Giovanni Lapenta et al.·Aug 9, 2025SaveLearn
Characterization and automated optimization of laser-driven proton beams from converging liquid sheet jet targetsCompact, stable, and versatile laser-driven ion sources hold great promise for applications ranging from medicine to materials science and fundamental physics. While single-shot sources have…G. D. Glenn, F. Treffert, H. Ahmed et al.·Aug 8, 2025SaveLearn
Multiscale turbulence in stellaratorsWe present the first gyrokinetic simulations of multiscale turbulence in a stellarator, using the magnetic geometry of Wendelstein 7-X (W7-X) and experimentally relevant parameters. A broad range of…G. Merlo, A. Bañón Navarro, T. Görler et al.·Aug 8, 2025SaveLearn
High-Energy Photon Generation from Self-Organized Plasma Cavities in Field-Enhanced Laser-Preplasma InteractionsThe interaction of an ultraintense Nd:glass laser pulse with a near-critical plasma self-organizes into a highly efficient γ-ray source. Three-dimensional particle-in-cell simulations demonstrate…Prokopis Hadjisolomou, Rashid Shaisultanon, Tae Moon Jeong et al.·Aug 8, 2025SaveLearn
Information Propagation in Predator-Prey Dynamics of Turbulent PlasmaMagnetically confined fusion plasmas exhibit predator-prey-like cyclic oscillations through the self-regulating interaction between drift-wave turbulence and zonal flow. To elucidate the detailed…Tomohiro Tanogami, Makoto Sasaki, Tatsuya Kobayashi·Aug 7, 2025SaveLearn
Energetics and limitations of passive electron transpiration cooling for hypersonic leading edgesElectron transpiration cooling (ETC) offers a promising approach for thermal management of hypersonic vehicles by leveraging thermionic emission from the leading edge. While emitted electrons cool…Bryce Boyer, Timothy S. Fisher·Aug 7, 2025SaveLearn
Reconstruction of 2D line-integrated electron density using angular filter refractometry and a fast marching Eikonal solverRefraction of an optical probe beam by a plasma can be measured with angular filter refractometry (AFR), which produces an image containing intensity contours that correspond to curves of constant…Brendan McCluskey, Jesse Griff-McMahon, Daniel Haberberger et al.·Aug 7, 2025SaveLearn
Transport of Particles in Strongly Turbulent 3D Magnetized PlasmasIn this review, we examine particle transport in strongly turbulent three-dimensional (3D) magnetized plasmas, characterized by intense (large-amplitude) magnetic field fluctuations. Such…Heinz Isliker, Loukas Vlahos·Aug 7, 2025SaveLearn
Magnetic shear effects on ballooning turbulence in the boundary of fusion devicesThe effect of magnetic shear on ballooning-driven plasma edge turbulence is studied through nonlinear simulations complemented by linear numerical and analytical investigations. Nonlinear, 3D,…Z. Tecchiolli, A. J. Coelho, J. Loizu et al.·Aug 6, 2025SaveLearn
Electrodeless Magnetohydrodynamic Local Force Generator for AerocaptureThis paper presents a novel magnetohydrodynamics (MHD) system for planetary entry aerocapture. The system is advantaged over previous approaches by having the following two characteristics: (i) it…Bernard Parent, Felipe Martin Rodriguez Fuentes, Spencer LaFoley·Aug 6, 2025SaveLearn
Controlling the electric force on a dust particle during the afterglow of a plasma at a higher gas pressureWhen dust particles are immersed in a plasma, and the power that sustains a plasma is terminated, the charge of dust particles will change in the early afterglow, as electrons and ions gradually…Neeraj Chaubey, J. Goree·Aug 6, 2025SaveLearn
Stabilization and Re-excitation of Sawtooth Oscillations due to Energetic Particles in TokamaksSawtooth oscillations, driven by internal kink modes (IKMs), are fundamental phenomena in tokamak plasmas. They can be classified into different types, including normal sawteeth, small sawteeth, and…H. X. Zhang, H. W. Zhang, Z. W. Ma et al.·Aug 6, 2025SaveLearn
Stimulated Brillouin Amplification with Flying FocusMaterial damage thresholds pose a fundamental limit to chirped pulse amplification (CPA) in high-power laser systems. Plasma-based amplification via stimulated Brillouin scattering (SBS) offers a…Zhaohui Wu, Xiaoming Zeng, Zhaoli Li et al.·Aug 6, 2025SaveLearn
A Simple Model of Current Ramp-Up and Ramp-Down in TokamaksA simple model of the ramp-up and ramp-down of the toroidal current in a tokamak plasma is developed. Faraday's law of electric induction is found to limit how rapidly the current can be safety…R. Fitzpatrick·Aug 5, 2025SaveLearn
Stationary Power-Law Solutions of Kinetic-Alfvénic TurbulenceThe wave-kinetic description of weak kinetic-Alfvénic turbulence based on the gyrokinetic theoretical framework is proposed. The wave kinetic equation describing kinetic Alfvén wave spectral…Kexun Shen, Zhiwen Cheng, Zhiyong Qiu·Aug 5, 2025SaveLearn