Real-Time Applicability of Emulated Virtual Circuits for Tokamak Plasma Shape ControlMachine learning has recently been adopted to emulate sensitivity matrices for real-time magnetic control of tokamak plasmas. However, these approaches would benefit from a quantification of possible…Pedro Cavestany, Alasdair Ross, Adriano Agnello et al.·Sep 1, 2025SaveLearn
Forward and Backward Electron Acceleration by Radially Polarized Ultra-Intense Laser Focus Seeded By Field Ionization of High Charge States of NeonThanks to the fabrication of large aperture phase optics, ultra-intense relativistic laser plasma interaction (RLPI) experiments with complex polarization states are becoming feasible. In this work,…Nour El Houda Hissi, Gregory K. Ngirmang, Joseph Smith et al.·Sep 1, 2025SaveLearn
Effects of reversed magnetic shear on the plasma rotation stabilization of resistive wall modes in tokamaksEffects of reversed magnetic shear on the plasma rotation stabilization of resistive wall modes in tokamaks are investigated using the AEGIS code. MHD equilibria in toroidal configuration from…Sui Wan, Ping Zhu, Linjin Zheng·Sep 1, 2025SaveLearn
Ionization/dissociation-driven first order phase transitions: on a new class of first order phase transitionsIn this work, we compare various models for describing the phase transition of the fluid hydrogen into a conducting state, including both chemical models of plasma and first-principle simulations…Genri Norman, Ilnur Saitov·Sep 1, 2025SaveLearn
Multi-diagnostic characterization of inductively coupled discharges with tailored waveform substrate bias for precise control of plasma etchingPrecise control of ion energy distribution functions (IEDF) is crucial for selectivity as well as control over sputter rate and substrate damage in nanoscale plasma processes. In this work, a low…Jonas Giesekus, Anton Pletzer, Florian Beckfeld et al.·Sep 1, 2025SaveLearn
Local extraction of three-dimensional magnetic reconnection X-linesMagnetic reconnection is one of the most important magnetic energy conversion processes observed in laboratory and space plasmas. It describes the breaking and joining of magnetic field lines,…Maximilian M. Richter, Patricio A. Muñoz, Felix Spanier·Aug 31, 2025SaveLearn
Simulation study of neutral tungsten emissions for fusion applicationsThe article reports electron-impact excitation cross-sections and rate coefficients for neutral tungsten for three transitions (400.87 nm, 429.46 nm, and 430.21 nm) using the relativistic distorted…Ritu Dey, Ayushi Agrawal, Reetesh Kumar Gangwar et al.·Aug 31, 2025SaveLearn
Ultrashort Time-Integrated Diagnosis of Laser-Heated Deuterium Ions in Dense Plasma via Fusion Neutron SpectraThe ultrashort time-integrated diagnosis of ions plays a vital role in high energy density physics research. However, it is extremely challenging to measure in experiment. Here, we demonstrate a…Jie Feng, Hao Xu, Mingxuan Wei et al.·Aug 31, 2025SaveLearn
PRISM: A MATLAB-Based Application for Structured Probe Data Management and Visualization in Tokamak DiagnosticsThe successful operation of tokamak experiments requires accurate documentation, tracking, and visualization of diagnostic instruments, particularly electrical probes. Traditionally, this metadata is…Priyanka Verma, Subhojit Bose, Harshita Raj et al.·Aug 30, 2025SaveLearn
Quantifying Reconnection and it's Dynamical Role in 2D Magnetic Rayleigh-Taylor TurbulenceMagnetic Rayleigh-Taylor instability (MRTI) governs material transport and mixing in astrophysical and laboratory plasmas under the influence of gravity and magnetic fields. While magnetic…Manohar Teja Kalluri, Andrew Hillier, Ben Snow·Aug 29, 2025SaveLearn
Coherent attosecond pulses generated by a relativistic electron beam interacting with an intense laser at a grazing angleThe interaction between relativistic electron beams and intense laser fields has been extensively studied for generating high-energy radiation. However, achieving coherent radiation from such…H. Peng, T. W. Huang, C. N. Wu et al.·Aug 29, 2025SaveLearn
Monte Carlo simulation method for incoherent Thomson scattering spectra from arbitrary electron distribution functionsWe developed a Monte Carlo simulation method to calculate incoherent Thomson scattering spectra in high temperature plasmas. The basic idea is to treat the entire scattering process as the…Kentaro Sakai, Kentaro Tomita, Takeo Hoshi et al.·Aug 28, 2025SaveLearn
Automated simulation-based design via multi-fidelity active learning and optimisation for laser direct drive implosionsThe design of inertial fusion experiments is a complex task as driver energy must be delivered in a precise manner to a structured target to achieve a fast, but hydrodynamically stable, implosion.…A. J. Crilly, P. W. Moloney, D. Shi et al.·Aug 28, 2025SaveLearn
Assessment of the Runaway Electrons induced damage to the Tokamak First WallThe study assessed the damage caused by Runaway Electrons (RE) on First Wall tiles, comparing the effects on Beryllium and Tungsten. This was done by using realistic RE energy distribution functions…L. Singh, M. De Bastiani, R. Bonifetto et al.·Aug 28, 2025SaveLearn
Magnetic Centrifuge Effects in Ultrafast Laser Ablation PlasmasA self-consistent model is developed to explain the anomalously large enrichment of nickel isotopes observed in ablation plumes from ultrafast laser irradiation of solid surfaces. The model is based…Peter P. Pronko, Paul A. Van Rompay·Aug 27, 2025SaveLearn
Molecular dynamics of nondegenerate hydrogen plasma using improved Kelbg pseudopotential with electron finite-size correctionThis paper is devoted to semiclassical molecular dynamics simulation of nondegenerate hydrogen plasma using an improved Kelbg pseudopotential. The main novelty of our method is accounting for the…G. S. Demyanov, P. R. Levashov·Aug 27, 2025SaveLearn
Transition of blue-core helicon dischargeThis study explores the transitional characteristics of blue-core helicon discharge, which to our knowledge was not particularly focused on before. Parameters are measured on recently built advanced…L. Chang, S. J. Zhang, J. T. Wu et al.·Aug 27, 2025SaveLearn
Design and initial results from the "Junior" Levitated Dipole ExperimentOpenStar Technologies is a private fusion company exploring the levitated dipole concept for commercial fusion energy production. OpenStar has manufactured a new generation of levitated dipole…Craig S. Chisholm, Thomas Berry, Darren T. Garnier et al.·Aug 25, 2025SaveLearn
Enhanced Terahertz Generation via Oblique Incidence of Unipolar Laser Pulses on PlasmaWe investigate terahertz (THz) radiation generation at the vacuum-plasma interface driven by the oblique incidence of s-polarized Gaussian laser pulse(s) on a semi-infinite underdense…Anjana K P, Rohit Kumar Srivastav, Mrityunjay Kundu·Aug 25, 2025SaveLearn
An improved nonlocal electron heat transport model for magnetized plasmasDistortions in the electron distribution function driven by intense temperature gradients critically influence the generation and evolution of heat flux and magnetic fields in plasmas under the…Z. H. Chen, Z. Q. Zhao, X. H. Yang et al.·Aug 24, 2025SaveLearn
Bayesian Optimisation of Non-linear Breit-Wheeler Pair Production in Simulated Laser ExperimentsHigh laser intensities enable the production of electron-positron pairs from bright gamma rays passing through strong fields. Potentially the most promising approach for all-optical experiments in…Christopher Arran, Stuart Morris, Christopher P. Ridgers·Aug 22, 2025SaveLearn
On the numerical simulations of electric field-enhanced solid-state electro-aerodynamic thrusters enabled with an insulated electrodeA solid-state electro-aerodynamic propulsion system applies a high electric potential difference between two electrodes to ionize air within the resulting electric field, accelerating the ions to…Hisaichi Shibata, Takahiro Nozaki·Aug 21, 2025SaveLearn
QED cascade initiation via reflection of a multipetawatt laser pulse from a self-organized parabolic plasma mirrorThe self-sustained or avalanche-type cascade is an intriguing prediction of strong-field quantum electrodynamics (QED) that has yet to be observed in laboratories. It is accompanied by the conversion…M. A. Serebryakov, E. N. Nerush, L. Ji et al.·Aug 21, 2025SaveLearn
THz emission from multiple ionized plasmaStudies employing nonlinear interactions of THz pulses are nowadays a promising scientific research field. To capture these phenomena, THz pulses with energy ranging from hundreds of μJ to the mJ…Lucie Jurkovičová, David Štok, Caroline Juliano et al.·Aug 21, 2025SaveLearn
Phase space transport, quasilinear diffusion and locality in phase velocityIn this paper, we address the motion of charged particles subjected to a discrete spectrum of electrostatic waves. We focus on situations when transport dominates, leading to significant variations…Didier Bénisti·Aug 20, 2025SaveLearn