Impurity peaking of SPARC H-modes: a sensitivity study on physics and engineering assumptionsIn this paper, an overview of the impurity transport for three H-mode plasmas in the upcoming SPARC tokamak has been provided. The simulations have been performed within the ASTRA+STRAHL framework,…Marco Muraca, Pablo Rodriguez-Fernandez, Joe Hall et al.·Dec 24, 2025SaveLearn
Multivariate scaling of proton and ion energies, divergence, and charge states in Target Normal Sheath AccelerationThe interaction of an intense laser pulse with a solid target produces energetic proton and ion beams through the Target Normal Sheath Acceleration (TNSA) mechanism. Such beams are under active…Vasiliki E. Alexopoulou·Dec 24, 2025SaveLearn
Thermal wakefield structure in plasma acceleration processes: insights from fluid models and PIC simulationsWe focus on the process of plasma acceleration in the presence of non-negligible thermal effects, wherein a driver of relativistic electrons perturbs a warm neutral plasma and generates a wakefield…Daniele Simeoni, Andrea Renato Rossi, Gianmarco Parise et al.·Dec 23, 2025SaveLearn
Optimization of the characteristics of a relativistic electron beam based on laser wake-field acceleration using a non-symmetric gas target profileWe demonstrate a high-energy, high-charge, electron source produced by the irradiation of a novel gaseous target by an ultra-intense femtosecond laser pulse. By exploiting a nonsymmetrical nozzle, we…D. Mancelli, G. Andrianaki, I. Tazes et al.·Dec 22, 2025SaveLearn
Optimization of laser-driven proton acceleration in a near-critical-density plasmaOptimizing laser and plasma parameters is crucial for enhancing accelerated proton energy in laser-driven proton acceleration with finite laser energy for applications such as cancer therapy. Tight…Guanqi Qiu, Qianyi Ma, Deji Liu et al.·Dec 22, 2025SaveLearn
Magnetically confined charged particles: From steep density profiles to the breaking of the adiabatic invariantThis study examines the stability of Vlasov equilibrium solutions for magnetically confined plasmas, derived through the principle of maximum entropy. By treating the toroidal limit as a perturbation…Aurélien Cordonnier, Yohann Lebouazda, Xavier Leoncini et al.·Dec 22, 2025SaveLearn
Non-Inductive Current Start-Up Using Multi-Harmonic Electron Cyclotron Wave and Current Ramp-Up Through Combined Electron Cyclotron Wave and Ohmic Heating in EXL-50U Spherical TorusThe non-inductive current start-up by multi-harmonic electron cyclotron wave has been systematically investigated in the EXL-50U spherical torus. Significant enhancements of the driven current with…Xinchen Jiang, Yuejiang Shi, Yueng-Kay Martin Peng et al.·Dec 22, 2025SaveLearn
Study of the impact of fast ions on core turbulence at rational surfaces via global gyrokinetic simulationsIn this work, the interplay between fast ions and safety factor rational surfaces is studied in a turbulent plasma via global nonlinear gyrokinetic simulations. Initially, the fast particles-induced…D. Brioschi, A. Di Siena, R. Bilato et al.·Dec 21, 2025SaveLearn
Nondiffusive transport of inertial heavy impurities in drift-wave turbulenceWe investigate the transport behavior of tungsten impurities with finite inertia in drift-wave turbulence using the Hasegawa-Wakatani model. Unlike previous tracer-based models, our simulations…Zetao Lin, Benjamin Kadoch, Sadruddin Benkadda et al.·Dec 20, 2025SaveLearn
Growth of Phaseolus vulgaris in Response to Seed Priming by Plasma-Activated Water in Laboratory Screening and Outdoor Pot TrialThis study explores plasma-activated water (PAW) effects on Common bean growth in laboratory and pot trials. Three treatments were assessed: PAW priming, spraying, and their combination. Laboratory…Mustafa Ghulam, Ramin Mehrabifard, Adriana Mišúthová et al.·Dec 20, 2025SaveLearn
Transfer Learning for Analysis of Collective and Non-Collective Thomson Scattering SpectraThomson scattering (TS) diagnostics provide reliable, minimally perturbative measurements of fundamental plasma parameters, such as electron density (ne) and electron temperature (Te). Deep…T. Van Hoomissen, J. Alhuthali, A. M. Ortiz et al.·Dec 20, 2025SaveLearn
Electron Density Depletion in Reentry Plasma Flows Using Pulsed Electric FieldsCommunication blackout due to the plasma layer creates a critical telemetry gap for re-entry vehicles. To mitigate this, we present the first fully-coupled simulation of high-voltage pulsed…Felipe Martin Rodriguez Fuentes, Bernard Parent·Dec 20, 2025SaveLearn
MCPlas, a MATLAB toolbox for reproducible plasma modelling with COMSOLThe MCPlas toolbox represents a collection of MATLAB functions for the automated generation of an equation-based fluid-Poisson model for non-thermal plasmas in the multiphysics simulation software…Marjan N. Stankov, Daan Boer, Wouter Graef et al.·Dec 19, 2025SaveLearn
Divertor Detachment Characterization in Negative Triangularity Discharges in DIII-D via 2D Edge-Plasma Transport ModelingEdge fluid modeling of the first divertor-plasma detachment experiments in negative triangularity discharges on DIII-D is presented using the 2D multi-fluid code UEDGE, including cross-field particle…Menglong Zhao, Filippo Scotti, Thomas Rognlien et al.·Dec 19, 2025SaveLearn
H-mode transition in the TJ-II stellarator plasmasSince the first H-mode transitions were observed in TJ-II plasmas in 2008, an extensive experimental effort has been done aiming a better physics understanding of confinement transitions. In this…T. Estrada, C. Hidalgo·Dec 19, 2025SaveLearn
Influence of plasma shaping on the parity of core-localized toroidal Alfv\'en eigenmode in an advanced tokamak configurationToroidal Alfv\'en eigenmodes (TAEs) and energetic particle modes (EPMs) can both be excited by energetic particles from auxiliary heating and fusion-born alpha particles in a tokamak. Using the…Shiwei Xue, Ping Zhu, Haolong Li·Dec 19, 2025SaveLearn
Asymptotic state of nonlinear Landau damping in one-dimensional plasmaIn this work, the asymptotic state of nonlinear Landau damping in one-dimensional plasma has been examined using a quasi-linear model and a second-order symplectic integrator. The dispersion relation…Yifei Ouyang, Ping Zhu, Chung-Sang Ng·Dec 19, 2025SaveLearn
CARONTE: a Physics-Informed Extreme Learning Machine-Based Algorithm for Plasma Boundary Reconstruction in Magnetically Confined Fusion DevicesIn this work, we propose a novel physics informed neural network based algorithm for real time plasma boundary reconstruction in tokamak devices. The approach is based on a single Extreme Learning…Federico Fiorenza, Sara Dubbioso, Gianmaria De Tommasi et al.·Dec 18, 2025SaveLearn
Photon Accelerator in Magnetized Electron-Ion PlasmaStrong magnetic fields and plasmas are intrinsically linked in both terrestrial laboratory experiments and in space phenomena. One of the most profound consequences of that is the change in…Sergei Bulanov, Stepan Bulanov, Timur Esirkepov et al.·Dec 18, 2025SaveLearn
Disruption Modelling for Engineering and Physics Design of Tokamak Energy ST-E1 Fusion Power PlantPlasma disruptions represent a critical challenge for high-performance tokamak operations, as they can compromise machine integrity and reduce operational availability. Although future fusion devices…M. Scarpari, X. Zhang, K. Borowiec et al.·Dec 18, 2025SaveLearn
SCOPE: Simple Coil Optimization for Plasma and EngineeringDesigning superconducting coils for a tokamak fusion device is a highly coupled, non-linear design problem. The coils have many disparate engineering requirements from structural to power…Nathan Welch, Chris Marsden·Dec 18, 2025SaveLearn
Toward the Origins of Binding Energy Shifts and Satellites Formation During Plasma-XPS MeasurementsIn plasma X ray photoelectron spectroscopy emerges as a powerful platform for real time, in situ chemical analysis under conditions relevant to semiconductor processing and other plasma enabled…J. Trey Diulus, Ashley R. Head, Jorge Anibal Boscoboinik et al.·Dec 18, 2025SaveLearn
Tensor network approaches for plasma dynamicsThe dynamics of plasmas are governed by a set of non-linear differential equations which remain challenging to solve directly for large 2D and 3D problems. Here we investigate how tensor networks…Ryan J. J. Connor, Preetma Soin, Callum W. Duncan et al.·Dec 17, 2025SaveLearn
Impact of magnetic islands on plasma flow and turbulence in W7-XThe effect of magnetic islands on plasma flow and turbulence has been experimentally investigated in the stellarator W7-X. Magnetic configurations with the 5/5 magnetic island positioned at the…T. Estrada, E. Maragkoudakis, D. Carralero et al.·Dec 17, 2025SaveLearn
Radial electric field and density fluctuations measured by Doppler reflectometry during the post-pellet enhanced confinement phase in W7-XRadial profiles of density fluctuations and radial electric field, Er, have been measured using Doppler reflectometry during the post-pellet enhanced confinement phase achieved, under different…T. Estrada, D. Carralero, T. Windisch et al.·Dec 17, 2025SaveLearn