Revisiting confinement scalings and fusion performance with a perspective optimized for extrapolationRecent advances in high-temperature-superconductor technology have made substantially higher toroidal magnetic fields technologically accessible, reopening the design space for compact, high-field…Jalal Butt, Geert Verdoolaege, Stanley M. Kaye et al.·Apr 24, 2026SaveLearn
Scaling laws of multi-shock implosions toward the quasi-isentropic limitWe present a unified theoretical and numerical framework for self-similar multi-shock implosions achieving ultrahigh compression in a uniform solid spherical target. Extending the classical Guderley…M. Murakami·Apr 24, 2026SaveLearn
3D modelling of thermal loads during unmitigated vertical displacement events in ITER and JETPredicting three-dimensional thermal loads during tokamak disruptions is essential for ITER yet remains weakly developed. We present a physics-based workflow that couples MHD simulations of vertical…F. J. Artola, A. Redl, S. N. Gerasimov et al.·Apr 24, 2026SaveLearn
Pinching injection in wakefields for spin-polarized electron beamsPinching of the driver beam in plasma wakefield acceleration is generally considered an unwanted effect that needs to be mitigated. Here, we propose that this effect can be utilized for the injection…Lars Reichwein, Dimitris Sofikitis, Oliver Mathiak et al.·Apr 24, 2026SaveLearn
Ion Channel Dynamics in Temperature-Dependent Weibel Instability SaturationWe present 1X2V continuum Vlasov-Maxwell simulations of interpenetrating plasma beams with mobile ions. While the early-time evolution is similar to the stationary-ion case, the late-time dynamics…Vivek Shrivastav, Mani K Chettri, Hemam D. Singh et al.·Apr 23, 2026SaveLearn
Towards hybrid kinetic/drift-kinetic simulations in 6d Vlasov codesSimulating fully kinetic, two-species plasmas is computationally challenging due to the stiff multiscale dynamics of electrons and ions. While enforcing a quasi-neutral time evolution mitigates this…M. Pelkner, K. Hallatschek, M. Raeth·Apr 23, 2026SaveLearn
The virial expansion of the Hydrogen equation of state in comparison to PIMC simulations: the quasiparticle concept, IPD, and ionization degreeThe properties of plasmas in the low-density limit are described by virial expansions. Analytical expressions are known for the lowest virial coefficients from Green's function approaches.Recently,…Gerd Röpke, Chengliang Lin, Werner Ebeling et al.·Apr 23, 2026SaveLearn
Development of Anisotropic Magnetized Viscosity for Magnetized Liner Inertial Fusion Simulations in FLASHMagnetized liner inertial fusion (MagLIF) operates in a regime where anisotropic transport phenomena fundamentally influence implosion dynamics. In strongly magnetized plasmas, the viscous stress…Ashwyn Sam, Fernando Garcia-Rubio, Scott Davidson et al.·Apr 22, 2026SaveLearn
Quantum Computing Framework for Transient Scattering of Electromagnetic Waves by Dielectric StructuresQuantum computers are ideally set up to solve linear systems which are of a form similar to the Schrodinger/Dirac equation of quantum mechanics. In the framework of linear response theory, the…Min Soe, Abhay K. Ram, Efstratios Koukoutsis et al.·Apr 22, 2026SaveLearn
An analytic formula for surface currents generating prescribed plasma equilibrium fieldsGiven a plasma domain P⊂R3, a plasma equilibrium field B on P and a coil winding surface surrounding P, we provide an analytic formula whose output is a surface…Wadim Gerner·Apr 22, 2026SaveLearn
Attosecond Nonlinear Quantum Electrodynamics in Laser-Driven Plasmas via Two-Photon Synchrotron EmissionUltrafast strong-field laser--plasma physics is shown to offer a promising framework for relativistic nonlinear quantum electrodynamics (QED). As one of its key advantages, this approach to…Vedin Dewan, Aleksei M. Zheltikov, Julia M. Mikhailova·Apr 22, 2026SaveLearn
The physics of ELM-free regimes in EUROfusion tokamaksThe development of operational scenarios without large Type-I ELMs is of utmost importance for the stable operation and longevity of future tokamaks. The EUROfusion tokamak exploitation program has…M. G. Dunne, M. Faitsch, O. Sauter et al.·Apr 22, 2026SaveLearn
Gyrokinetic simulations on zonal flow-turbulence spreading couplingZonal flows and turbulence spreading play important roles in magnetic fusion plasma confinement, yet their coupling mechanisms remain elusive. Using global nonlinear gyrokinetic simulations, we show…Min Ki Jung, Sumin Yi, Taik Soo Hahm et al.·Apr 22, 2026SaveLearn
A Physics-Informed Neural Network for Solving the Quasi-static Magnetohydrodynamic EquationsA physics-informed neural network (PINN) is developed, for the first time, to learn the time-dependent quasi-static magnetohydrodynamic (MHD) equations in axisymmetric tokamak geometry, without any…Jonathan S. Arnaud, Christopher J. McDevitt, Golo Wimmer et al.·Apr 22, 2026SaveLearn
Turbulence Mode Decomposition and Anisotropy in Magnetically Dominated Collisionless PlasmasWe use the 3D fully kinetic simulation to study different turbulence modes and turbulence anisotropy of relativistic turbulence in magnetically dominated collisionless plasmas. We extend the method…Samuel T. Sebastian, Siyao Xu, Yue Hu et al.·Apr 22, 2026SaveLearn
Experimental observation of drift acoustic cnoidal waves in a magnetized plasmaWe report the experimental observation of highly nonlinear coherent structures in a linear magnettized plasma characterized by a strong background density gradient and significant ExB velocity shear…Tanmay Karmakar, Rosh Roy, Lavkesh Lachhvani et al.·Apr 21, 2026SaveLearn
Ion wake-mediated dust interactions under PK-4 conditions: a generalized and compact potential formulationDusty plasmas, composed of electrons, ions, neutral particles, and charged dust grains, exhibit self-organization phenomena such as string-like structures observed in microgravity experiments. The…Diana Jimenez Marti, Benny Rodriguez Saenz, Peter Hartmann et al.·Apr 21, 2026SaveLearn
On the Relation Between Diffusion and Shear Viscosity in Two-Dimensional Magnetized Yukawa LiquidsWe investigate the interplay between shear viscosity and diffusion in a 2D Yukawa liquid subjected to an external magnetic field.N. Kh. Bastykova, T. S. Ramazanov, S. K. Kodanova·Apr 21, 2026SaveLearn
Deep-Learning based surrogate models for plasma exhaust simulations -- SOLPS-NNAccurate models of the scrape-off layer are required for the design and operation of tokamak fusion reactors. Scrape-off layer simulations are computationally expensive, difficult to operate and…Stefan Dasbach, Sebastijan Brezinsek, Yunfeng Liang et al.·Apr 21, 2026SaveLearn
Intense tunable terahertz radiation from phase-matched difference frequency generation in strongly magnetized plasmasHigh-energy terahertz pulses are challenging to produce due to the low conversion efficiency and limited optical damage threshold of nonlinear crystals. Here, we describe the high-efficiency…Sida Cao, Matthew R. Edwards·Apr 20, 2026SaveLearn
System Size Dependence of Collisionless Reconnection RateIt is a widely accepted paradigm that collisionless magnetic reconnection proceeds at a universal fast rate of 0.1 when normalized to a properly defined reconnecting magnetic field and Alfv\'en…Yi-Min Huang, Naoki Bessho, Li-Jen Chen et al.·Apr 20, 2026SaveLearn
Linear-wave bound on electromagnetic energy equipartition at sub-electron scales in non-relativistic plasmasRecent Magnetospheric Multiscale (MMS) observations report approximate equality between electric and magnetic field energy spectral densities, $0 P[δ E]/2 ≈ P[δ…Vivek Shrivastav, Mani K Chettri, Britan Singh et al.·Apr 20, 2026SaveLearn
Autoregressive prediction of 2D MHD dynamics inferred from deep learning modelingWe develop two deep learning surrogate autoregressive models for the prediction of the temporal evolution of two-dimensional ideal magnetohydrodynamic (MHD) Kelvin-Helmholtz instabilities across a…David Kivarkis, Waleed Mouhali, Sadruddin Benkadda et al.·Apr 20, 2026SaveLearn
Research on mode transition of micro-newton-level cusped field Hall thrusterThe micro-newton cusped field Hall thruster is an electric propulsion device that employs microwave-assisted ionization control. It serves as an actuator in drag-free control systems, ensuring…Jiahao Wu, Ming Zeng, Hui Liu et al.·Apr 20, 2026SaveLearn
Thermal Effects on Buneman Instability: A Vlasov-Poisson StudyBuneman instability has been extensively studied, and related aspects, namely anomalous resistivity, have been explored in detail using analytical theory as well as numerical simulations based on…Chingangbam Amudon, Sanjeev Kumar Pandey, Rajaraman Ganesh·Apr 18, 2026SaveLearn