Anomalous Relativistic Emission from Self-Modulated Plasma MirrorsThe interaction of intense laser pulses with plasma mirrors has demonstrated the ability to generate high-order harmonics, producing a bright source of extreme ultraviolet (XUV) radiation and…Marcel Lamač, Kunioki Mima, Jaroslav Nejdl et al.·Feb 16, 2023SaveLearn
Global Sensitivity Analysis of a coupled multiphysics model to predict surface evolution in fusion plasma-surface interactionsWe construct a global sensitivity analysis framework for a coupled multiphysics model used to predict the changes in material properties and surface morphology of helium plasma-facing components in…Pieterjan Robbe, Sophie Blondel, Tiernan Casey et al.·Feb 16, 2023SaveLearn
Plasma-Parameter Dependence of Ro-Vibrational Temperatures for H2 in LHD DivertorWe analyzed a thousand visible spectra of Fulcher-α band measured for divertor plasmas in Large Helical Device. With a coronal model and Baysian inference, the population distribution of hydrogen…Keisuke Fujii, Tsubasa Oshioka, Atsushi Niihama et al.·Feb 16, 2023SaveLearn
An adjoint-based method for optimizing MHD equilibria against the infinite-n, ideal ballooning modeWe demonstrate a fast adjoint-based method to optimize tokamak and stellarator equilibria against a pressure-driven instability known as the infinite-n ideal ballooning mode. We present three…Rahul Gaur, Stefan Buller, Maximilian E. Ruth et al.·Feb 15, 2023SaveLearn
Particle and guiding-center orbits in crossed electric and magnetic fieldsThe problem of the charged-particle motion in crossed electric and magnetic fields is investigated, and the validity of the guiding-center representation is assessed in comparison with the exact…Alain J. Brizard·Feb 14, 2023SaveLearn
Electromagnetic turbulence simulation of tokamak edge plasma dynamics and divertor heat load during thermal quenchThe edge plasma turbulence and transport dynamics, as well as the divertor power loads during the thermal quench phase of tokamak disruptions are numerically investigated with BOUT++'s…Ben Zhu, Xue-qiao Xu, Xian-Zhu Tang·Feb 14, 2023SaveLearn
Uniform volume heating of mixed fuels within the ICF paradigmThe paper investigates the feasibility of achieving uniform high-power volume heating for a fusion reactor concept employing a mixed fuel composition involving pBDT. The realm of mixed fuel…Hartmut Ruhl, Georg Korn·Feb 13, 2023SaveLearn
Helical dynamo growth at modest versus extreme magnetic Reynolds numbersUnderstanding large-scale magnetic field growth in astrophysical objects is a persistent challenge. We tackle the long-standing question of how much helical large-scale dynamo growth occurs…Hongzhe Zhou, Eric Blackman·Feb 13, 2023SaveLearn
Study of the chemical composition of fluoroalkylamines used in agriculture and medicine in the field of plasma incineration between 500 K and 20,000 KActive ingredients containing fluorinated organic compounds such as Fluoroalkylamines or pyrimidine-based molecules are promising in the field of agriculture (pesticides and herbicides) and…Pafadnam Ibrahim, Nièssan Kohio, Wêpari Charles Yaguibou et al.·Feb 13, 2023SaveLearn
Fourier Neural Operator for Plasma ModellingPredicting plasma evolution within a Tokamak is crucial to building a sustainable fusion reactor. Whether in the simulation space or within the experimental domain, the capability to forecast the…Vignesh Gopakumar, Stanislas Pamela, Lorenzo Zanisi et al.·Feb 13, 2023SaveLearn
Density jump as a function of magnetic field strength for parallel collisionless shocks with anisotropic upstream pressureThe properties of collisionless shocks are frequently assessed in the magnetohydrodynamics (MHD) model. Yet, in a collisionless plasma, an ambient magnetic field can sustain a stable anisotropy in…Antoine Bret·Feb 13, 2023SaveLearn
On the 3D turbulence regime in a Tokamak plasma edgeWe derive a reduced model for the electrostatic turbulence in a Tokamak edge, when dealing with a resistive plasma and neglecting the spatial gradient of the background density which triggers the…Giovanni Montani, Nakia Carlevaro·Feb 13, 2023SaveLearn
Time-dependent charged particle stopping in quantum plasmas: testing the G1-G2 scheme for quasi-one-dimensional systemsWarm dense matter--an exotic, highly compressed state on the boarder between solid and plasma phases is of high current interest, in particular for compact astrophysical objects, high pressure…C. Makait, F. Borges Fajardo, M. Bonitz·Feb 13, 2023SaveLearn
Relativistic poloidal non-uniformity of the radial electric field in tokamak plasmasThe paper presents a relativistic mechanism that can create a poloidal non-uniformity of a radial electric field on a magnetic surface in a tokamak plasma. This mechanism is associated with a…A. N. Romannikov, P. P. Khvostenko·Feb 13, 2023SaveLearn
Probing modified plasma waves in non-linear electrodynamicsProperties of modified plasma waves in non-linear electrodynamics are investigated. We consider a cold, uniform, collisionless, and magnetized plasma model. Initially, we also assume small amplitude…Leonardo P. R. Ospedal, Fernando Haas·Feb 12, 2023SaveLearn
Calculation of the Electron Swarm Parameters in He/H2 and Ne/H2 MixturesThe knowledge of all the electron swarm parameters as a function of the reduced electric field is indispensable for the fluid modeling of electrical discharge at low pressure. In this paper we…Mohamed Mostefaoui, Djilali Benyoucef·Feb 11, 2023SaveLearn
Calculation of Electron Swarm Parameters in Ar/H2 and Kr/H2 MixturesTo develop the modeling of electrical discharges in a gaseous medium, it must to know a numbers of basic data such as: the electron collision cross sections for particle modeling or the electron…Mohamed Mostefaoui, Djilali Benyoucef, Rachid Taleb et al.·Feb 11, 2023SaveLearn
Hilbert expansion based fluid models for kinetic equations describing neutral particles in the plasma edge of a fusion deviceNeutral particles in the plasma edge of fusion devices based on magnetic confinement are described by a transient kinetic equation incorporating ionization, recombination, and charge-exchange…Vince Maes, Wouter Dekeyser, Julian Koellermeier et al.·Feb 11, 2023SaveLearn
Enhancing the Properties of Plasma Activated Water using an Air Bubble DiffuserIn this study, the impact of an air bubbler on the properties of plasma-activated water (PAW) was investigated in different configurations. A pencil plasma jet (PPJ) using a dielectric barrier…Vikas Rathore, Nirav Jamnapara, Sudhir Kumar Nema·Feb 11, 2023SaveLearn
Geometrical Formulation of Hybrid Kinetic and Gyrokinetic Hamiltonian Field Theory for Astrophysical and Laboratory PlasmasIn the present work, a consistent Lagrangian model that encapsulates fully kinetic ions and gyrokinetic electrons for solar wind electromagnetic turbulence is formulated. Using a consistent method,…Felipe Nathan deOliveira-Lopes, Daniel Told, Karen Pommois et al.·Feb 10, 2023SaveLearn
Ponderomotive force due to the intrinsic spin for electrostatic waves in a magnetized plasmaWe study the contribution from the electron spin to the ponderomotive force, using a quantum kinetic model including the spin-orbit correction. Specifically, we derive an analytical expression for…Haidar Al-Naseri, Gert Brodin·Feb 10, 2023SaveLearn
Wide Band Interaction Impedance and Mode Excitation in Glide Symmetric Double Corrugated Waveguides for mm-wave TWTsFocusing on traveling wave tube (TWT) applications, the interaction impedance between an electron beam and electromagnetic modes in three distinct, but related, corrugated waveguides that operate at…Nelson Castro, Miguel Saavedra-Melo, Eva Rajo-Iglesias et al.·Feb 9, 2023SaveLearn
Monte Carlo modelling of the linear Breit-Wheeler process within the GEANT4 frameworkA linear Breit-Wheeler module for the code Geant4 has been developed. This allows signal-to-noise ratio calculations of linear Breit-Wheeler detection experiments to be performed within a single…R. A. Watt, S. J. Rose, B. Kettle et al.·Feb 9, 2023SaveLearn
High-repetition-rate solid tape target delivery system for ultra-intense laser-matter interaction at CLPUThe VEGA-3 laser system at the Centro de Láseres Pulsados (CLPU) delivers laser pulses up to 1PW at 1Hz repetition rate, focused to intensities up to 2.5e20W/cm2. A versatile and compact targetry…Michael Ehret, Diego de Luis, Jon Imanol Apiñaniz et al.·Feb 9, 2023SaveLearn
Mallat Scattering Transformation based surrogate for MagnetoHydroDynamicsA Machine and Deep Learning methodology is developed and applied to give a high fidelity, fast surrogate for 2D resistive MHD simulations of MagLIF implosions. The resistive MHD code GORGON is used…Michael E. Glinsky, Kathryn Maupin·Feb 8, 2023SaveLearn