Characterization of ELM Pacing via Vertical Jogs on DIII-DEdge localized mode (ELM) pacing via vertical plasma oscillations or jogging has been successfully demonstrated on DIII-D. Rapid vertical movement of the plasma toward the X-point has been shown to…Kei Yasoda, Dario Panici, Andrew Oak Nelson et al.·Jul 28, 2026SaveLearn
On the double-adiabatic equations in the relativistic regimeWe revisit the double adiabatic evolution equations and extend them to the relativistic and ultrarelativistic regimes. We analytically solve the relativistic, time-dependent drift kinetic equation…Francisco Ley, Aaron Tran, Ellen G. Zweibel·Jul 28, 2026SaveLearn
Coherent-field QED transitions based on coherent-state boundary conditionsWe develop a coherent-field formulation of quantum electrodynamics (QED) based on coherent-state boundary conditions, in which laser fields are represented by asymptotic coherent states rather than…Keita Seto·Jul 28, 2026SaveLearn
Diagnosing symplecticity in simulations of high-dimensional Hamiltonian systemsIntegrals of the Liouville 1-form, known as the first Poincaré integral invariant, provide a computable figure of merit for monitoring the conservation of symplecticity in the numerical…William Barham, J. W. Burby·Jul 28, 2026SaveLearn
Emergence and Detection of Electron-Scale Current Sheets in Turbulence with MMS Observations and fully kinetic 3D simulationsThe solar wind is characterized by turbulence, where a cascade produces intermittent current structures called current sheets (CS) that efficiently dissipate energy into the plasma. These have been…Zachary Davis, Alexandros Chasepis, Colby Haggerty et al.·Jul 27, 2026SaveLearn
Implementation and verification of the avalanche source in a 3D full-f particle-in-cell model of relativistic electrons for studies of tokamak disruptionsDisruptions threaten tokamak operation not only because of large in-vessel forces and thermal heat loads, but also because some electrons may be accelerated to relativistic energies. These so-called…Fiona Wouters, Hannes Bergström, Matthias Hoelzl et al.·Jul 27, 2026SaveLearn
Solution to an unsolved problem in diodes: Limiting current for small emission area and low emission energyThe maximum current that can be extracted from a diode is a central question in electronic devices, especially for the generation of radiation from microwaves to x-rays. The challenge in its…Y. Y. Lau, David P. Chernin, Yves Heri et al.·Jul 27, 2026SaveLearn
Impact of ion-electron collisions on nonlocal ion heat conduction, viscous stress, and diffusionBy applying a first-principles reduced kinetic method, this work demonstrates the impact of ion-electron collisions on ion transport for strongly inhomogeneous plasmas in the nonlocal regime, where…Nicholas Mitchell, David Chapman, Grigory Kagan·Jul 27, 2026SaveLearn
Quasistatic modeling of ultrarelativistic beam-plasma instabilitiesRelativistic particle beams propagating through dense ambient plasmas are susceptible to streaming instabilities that can govern the system dynamics in various astrophysical and laboratory settings.…P. San Miguel Claveria, L. Gremillet, X. Davoine et al.·Jul 27, 2026SaveLearn
Modeling ultrarelativistic streaming plasma instabilities under the quasistatic approximationPlasma streaming instabilities excited by relativistic charged particle beams play a pivotal role in astrophysical and laboratory environments. Their numerical study, however, is challenged by the…P. San Miguel Claveria, Q. Labro, X. Davoine et al.·Jul 27, 2026SaveLearn
Gravitational Sedimentation and Rebound of Strongly Coupled Dusty Plasma Crystals: A Molecular Dynamics StudyThe gravitational sedimentation of strongly coupled dusty plasma crystals is investigated using molecular dynamics simulations. Initially, the dust particles are levitated by the balance between the…Gurudatt Gaur, Meet Contractor, Vikram Dharodi·Jul 27, 2026SaveLearn
Three dimensional, spherically polarized magnetic fieldsTurbulence in the solar wind is characterized by Alfvénic fluctuations that exhibit spherical polarization, a geometric condition resulting in the nearly constant magnitude of the magnetic field.…Anna Tenerani, Marco Velli·Jul 27, 2026SaveLearn
Ion Weibel Instability in the hybrid framework: the optimal resolutionThe study of collisionless shocks and their role in cosmic-ray acceleration has gained increasing importance through both observations and simulations. Accurately modeling the shock transition…Luca Orusa, Taiki Jikei·Jul 27, 2026SaveLearn
The Non-thermal Energy Window for Laser-Driven Nuclear ReactionsLaser-driven nuclear reactions proceed in non-equilibrium plasma conditions, producing ion energy distributions that are not Maxwellian. Nevertheless, fusion yields in such experiments are often…Eunseok Hwang, Heamin Ko, Myung-Ki Cheoun et al.·Jul 27, 2026SaveLearn
Implementation and first application of EMC3-EIRENE on DTT for assessing the heat load on the ICRH antennaThis paper reports on the implementation process of the three-dimensional (3D) edge plasma transport code EMC3-EIRENE on the Divertor Tokamak Test (DTT) facility and the results of its first…H. S. Wu, Y. Feng, F. Subba et al.·Jul 26, 2026SaveLearn
Comparative qualification of advanced plasma-facing materials for fusion pilot plants through public- and private-sector experiments in DIII-DA coordinated DIII-D campaign exposed and comparatively assessed 44 advanced plasma-facing materials from 12 institutions, including four public-private fusion partnerships, to support fusion pilot…Florian Effenberg, Jonathan D. Coburn, Luca Cappelli et al.·Jul 26, 2026SaveLearn
Two-dimensional simulation of Argon dielectric barrier discharge (DBD) in plasma actuator structure with COMSOL MultiphysicsDielectric barrier discharge (DBD) plasma is used for various applications. DBD is also one of the most efficient and low-cost methods for active fluid flow control. In this study, a detailed…Ramin Mehrabifard·Jul 26, 2026SaveLearn
Radiation Pressure Effect on the degenerate Electron-Positron Plasma DynamicsWe investigate the influence of radiation pressure on the collective dynamics of a degenerate electron--positron plasma interacting with an intense radiation flux. Assuming the Fermi energy…Irakli Ugulava, Vazha Berezhiani·Jul 25, 2026SaveLearn
Physics-informed genetic algorithms (PIGAs) facilitating LIBS spectral normalization with shockwave characteristicsInspired by physics-informed neural networks (PINNs) inheriting both the interpretability of physical laws and the efficient integration capability of machine learning, we propose a framework based…Ying Zhou, Jian Wu, Mingxin Shi et al.·Jul 24, 2026SaveLearn
Coupling model of metallic target ablation-plasma evolution-radiation under nanosecond laser irradiationThe interaction of nanosecond laser pulses with metallic materials involves multiple complex physical processes. It is challenging to construct a self-consistent model capable of uniformly describing…Ying Zhou, Jian Wu, Hao Sun et al.·Jul 24, 2026SaveLearn
First Observation of Fishbone-Driven Zonal Flows with Fine Reversed Structure in Tokamak PlasmasWe present the first direct experimental observation of fishbone-driven zonal flows in the core of the EAST tokamak. In contrast to the global pattern predicted by previous models and simulations…Liutian Gao, Yuehao Ma, Huishan Cai et al.·Jul 24, 2026SaveLearn
Full 3D Maxwell solver for Inertial Electrostatic Confinement devicesResults of a full 3D electromagnetic plasma fusion simulator are presented. It will enable investigations into the influence of structured electromagnetic potentials, anomalous magnetic moments, or…Victor-Otto de Haan·Jul 24, 2026SaveLearn
Destabilization of temperature-gradient-driven plasma turbulence by equilibrium E× B flow shearA novel physical mechanism whereby sheared equilibrium flow enables temperature-gradient-driven turbulence is identified. Gyrokinetic simulations of ion-scale plasma turbulence show that imposed…Haomin Sun, Plamen G. Ivanov, Justin Ball et al.·Jul 24, 2026SaveLearn
Reconnection-induced electron energization in magnetospheric Kelvin-Helmholtz dynamicsThe Kelvin-Helmholtz instability (KHI) is a major driver of multiscale plasma dynamics at velocity shear layers, where it can promote the formation of current sheets and the onset of magnetic…Silvia Ferro, Fabio Bacchini, Giuseppe Arrò et al.·Jul 24, 2026SaveLearn
Gravitational instability in partially ionized plasmas: A two-fluid approachWe propose a new two-fluid model for a partially ionized magnetoplasma under gravity, in which electrons and neutrals are treated as a single fluid, while singly charged positive ions are a separate…A. P. Misra, V. Krishan·Jul 24, 2026SaveLearn