Modeling transport in weakly collisional plasmas using thermodynamic forcingHow momentum, energy, and magnetic fields are transported in the presence of macroscopic gradients is a fundamental question in plasma physics. Answering this question is especially challenging for…Prakriti Pal Choudhury, Archie F. A. Bott·Jun 2, 2026SaveLearn
Coordinate-invariant flux-surface Fourier analysis in tokamaksThe Fourier spectra of resonant quantities in tokamaks depend on the choice of magnetic coordinates, and an area weighting of the Fourier integrand preserves the resonant coefficients on rational…Matthew Pharr, Evan Bursch, Nikolas Logan et al.·Jun 1, 2026SaveLearn
Kinetic Theory for Electronic Transport Properties of Warm Dense Matter: Chapman-Enskog Solution of the Uehling-Uhlenbeck EquationA kinetic theory is developed to describe the electrical conductivity, thermal conductivity, and electrothermal coefficients in warm dense plasmas. It models electron degeneracy using the…Lucas J. Babati, Nathaniel R. Shaffer, Louis Jose et al.·Jun 1, 2026SaveLearn
Plasma Conductivity from Warm Dense Matter to the Spitzer Limit Using Mean-Force Kinetic TheoryA theoretical model is developed to compute electronic transport coefficients extending from warm and dense to hot and dilute plasma conditions. This kinetic theory-based approach models strong…Lucas J. Babati, Nathaniel R. Shaffer, Louis Jose et al.·Jun 1, 2026SaveLearn
Experimental Tests of Radio-Frequency Heating Saturation in Ultracold Neutral PlasmasFor non-resonant radio-frequency (RF) fields, electron heating in sufficiently collisional plasmas can be driven primarily by inverse bremsstrahlung absorption. When the quiver velocity vosc…Bridget O'Mara, Ryan C. Baker, Jacob L. Roberts·Jun 1, 2026SaveLearn
Impurity-driven turbulence opens a pathway to ELM-free operation and enhanced pedestal stability in tokamaksEdge-localized modes (ELMs) impose severe transient heat, and particle loads on plasma-facing components, posing a critical challenge for steady-state operation of tokamak fusion reactors. Existing…Santanu Banerjee, T. Macwan, A. Bortolon et al.·Jun 1, 2026SaveLearn
Inductively Coupled Plasma Driven by Asymmetric Triangular Current WaveformTwo-dimensional particle-in-cell simulations of an inductively coupled plasma (ICP) are used to investigate the influence of radio-frequency (RF) current waveform and frequency on plasma…Shahid Rauf, Tianhong Wang, Jason Kenney et al.·Jun 1, 2026SaveLearn
Modeling Torque Induced Alignment in a Dusty Plasma SystemIrregular dust aggregates immersed in plasma sheaths experience several orientation-dependent torques that can modify their rotational dynamics and stability. Here, we investigate the rotational…Benny Rodriguez Saenz, Diana Jimenez Marti, Lorin Swint Matthews et al.·Jun 1, 2026SaveLearn
Electron injection and acceleration into laser-driven wakefield from a solid overdense plasma targetA laser-plasma acceleration scheme combining electron extraction from a solid overdense target with wakefield acceleration in an adjacent underdense plasma region is presented. A laser pulse excites…M. Caetano de Sousa, S. Marini, M. Grech et al.·Jun 1, 2026SaveLearn
Resistive wall mode induced disruptions in an advanced tokamakResistive wall mode is one of the leading causes for tokamak disruptions above the no-wall βN limit. This paper presents nonlinear three-dimensional resistive MHD simulations of an RWM-induced…Sui Wan, Ping Zhu·Jun 1, 2026SaveLearn
The Diocotron Instability in the Trapped Electrons Experiment T-REX and its Relevance to Electron Clouds in Gyrotron GunsGyrotrons are essential for electron cyclotron resonance heating (ECRH) in fusion reactors, making their efficient operation crucial for fusion energy. Past experiments revealed instability issues…Francesco Romano, Pierrick Giroud-Garampon, Joaquim Loizu et al.·Jun 1, 2026SaveLearn
Probing kinetic enhancement of fusion reactivity in turbulent hot spotsTraditionally, fusion reactivity in thermonuclear plasmas has been calculated by assuming a local Maxwellian ion distribution. However, recent theoretical work [Phys. Rev. Lett. 135, 155101 (2025)]…Yao Guo, Dong Wu, Jie Zhang·Jun 1, 2026SaveLearn
Eigenmodes in an ultra-relativistic ultra-magnetized pair QED-plasmaUltra-relativistic quantum-electrodynamic (QED) plasmas, characterized by magnetic field strengths approaching and even exceeding the Schwinger field of approximately BQ ≈ 4 × 1013…Ryan T. Low, Mikhail V. Medvedev·Jun 1, 2026SaveLearn
Local relaxation and scale-dependent alignment in compressible, magnetized turbulenceDriven net- and no-net-flux MHD turbulence simulations up to 10,\!3683 reveal sign-mixed velocity--magnetic, velocity--vorticity, and magnetic--current aligned patches below the energy…James R. Beattie, Amitava Bhattacharjee·Jun 1, 2026SaveLearn
A plasma-material interaction design basis for NSTX-U flash lithium evaporatorsPlasma-material interaction (PMI) at lithium conditioned plasma facing components (PFCs) depends not only on lithium inventory, but also on coating freshness, chemical state, and spatial coverage. We…A. Maan, R. Majeski, C. López Pérez et al.·May 30, 2026SaveLearn
Gyrokinetic global simulation of Alfvenic ion temperature gradient mode in reversed magnetic shearIn this work, a systematic study of electromagnetic instabilities driven by the temperature gradient in magnetically confined fusion plasmas with reversed magnetic shear is conducted using…Gengxian Li, Zhixin Lu, Philipp Lauber et al.·May 29, 2026SaveLearn
Near-axis quasi-isodynamic databaseIn this work, we investigate the landscape of quasi-isodynamic stellarators using the near-axis expansion of the magnetic field. Building on recent theoretical developments, we construct a database…Eduardo Rodriguez, Gabriel G. Plunk·May 29, 2026SaveLearn
Propagation of waves in weakly ionized two-fluid plasmas. II. Nonlinear Alfvénic wavesWeakly ionized plasmas can be found in the lower layers of the solar and stellar atmospheres and in structures such as prominences and spicules. A variety of density perturbations and bulk flows…David Martínez-Gómez·May 28, 2026SaveLearn
An explicit multiscale pseudo orbit-averaging time integration algorithmWe present an explicit multiscale algorithm for solving differential equations for problems with high-frequency modes that can be averaged over by separating and scaling the fast and slow dynamics…Maxwell H. Rosen, Manaure Francisquez, Gregory W. Hammett·May 28, 2026SaveLearn
Directed Nano-antennas for Laser FusionWhy do we use nano-antennas for fusion? In three sentences: The present laser induced fusion plans use extreme mechanical shock compression to get one hotspot and then ignition. Still fusion burning…FUSENOW, NAPLIFE Collaborations, : et al.·May 28, 2026SaveLearn
Intrinsic momentum transport driven by almost-rational surfaces in tokamak plasmasWe demonstrate that a symmetry of the local gyrokinetic model is broken when the safety factor q is almost (but not exactly) a rational number and magnetic shear is s ≈ 0. Tokamaks with…Justin Ball, Arnas Volcokas, Stephan Brunner·May 28, 2026SaveLearn
Coherently enhanced radiation friction in laser-plasma collisionsWe reconsider the footprints of radiation friction in a head-on collision of a bunch of relativistic charged particles with a laser pulse by demonstrating that forward and backward radiation and…E. G. Gelfer, A. M. Fedotov, M. P. Malakhov et al.·May 28, 2026SaveLearn
Analytical theory of coherent radiation and radiation friction in laser-plasma collisionsWe develop an analytical theory of coherent (scaled quadratically with the number of particles) radiation and coherent radiation friction in a head-on collision of a dense charged particle bunch with…E. G. Gelfer, A. M. Fedotov, M. P. Malakhov et al.·May 27, 2026SaveLearn
Resonant excitation of terahertz surface magnetoplasmons by two p-polarized beating lasers interacting on a graphene-n-InSb surfaceA mechanism of resonant excitation of surface magnetoplasmons (SMPs) is proposed in the terahertz (THz) frequency range by beating of two p-polarized lasers, obliquely incident at an angle…Rohit Kumar Srivastav, Mrityunjay Kundu·May 27, 2026SaveLearn
Inertial-Range Energy Transfer Free from Isotropic Assumption in Turbulent Space PlasmaThe idea of an energy cascade in the inertial range is often invoked in turbulent space plasmas to estimate the energy dissipation rate. Laws governing the behavior of third-order structure functions…Zhuoran Gao, Yan Yang, Francesco Pecora et al.·May 27, 2026SaveLearn