Kinetic Electron Cooling in Magnetic Nozzles: Experiments and ModelingAs long-distance space travel requires propulsion systems with greater operational flexibility and lifetimes, there is a growing interest in electrodeless plasma thrusters that offer the opportunity…June Young Kim, Kyoung-Jae Chung, Kazunori Takahashi et al.·Dec 14, 2022SaveLearn
The aperiodic firehose instability of counter-beaming electrons in space plasmasRecent studies have revealed new unstable regimes of the counter-beaming electrons specific to hot and dilute plasmas from astrophysical scenarios. The (counter-)beaming electron firehose instability…M. Lazar, R. A. López, P. S. Moya et al.·Dec 13, 2022SaveLearn
Design of a plasma chamber for a high-density 10 kW ECR ion sourceGasdynamic electron cyclotron resonance ion sources are known for their ability to produce huge currents of low to moderately charged ion beams with superior quality. This is achieved by means of…I. Izotov, V. Skalyga, A. Bokhanov·Dec 13, 2022SaveLearn
Analytic regimes of tokamak plasmaThe paper suggests certain regimes of fusion plasma with magnetic confinement, when the Larmor radius λ and the angle α (determining the orientation of the local coordinates) form an analytic…Alexander M. Balk·Dec 13, 2022SaveLearn
Continuous pulse advances in the negative ion source NIO1Consorzio RFX and INFN-LNL have designed, built and operated the compact radiofrequency negative ion source NIO1 (Negative Ion Optimization phase 1) with the aim of studying the production and…M. Barbisan, R. Agnello, M. Cavenago et al.·Dec 12, 2022SaveLearn
Average Atom Model with Siegert StatesIn plasmas, electronic states can be well localized bound states or itinerant free states, or something in between. In self-consistent treatments of plasma electronic structure such as the average…Charles Starrett, Nathaniel Shaffer·Dec 12, 2022SaveLearn
Acceptance Rates of Invertible Neural Networks on Electron Spectra from Near-Critical Laser-Plasmas: A ComparisonWhile the interaction of ultra-intense ultra-short laser pulses with near- and overcritical plasmas cannot be directly observed, experimentally accessible quantities (observables) often only…Thomas Miethlinger, Nico Hoffmann, Thomas Kluge·Dec 12, 2022SaveLearn
A generalized Townsend's theory for Paschen curves in planar, cylindrical, and spherical geometriesIn this work, we focus on plasma discharges produced between two electrodes with a high potential difference, resulting in the ionization of the neutral particles supporting a current in the gaseous…Jeremy A. Riousset, Joshua Méndez Harper, Josef Dufek et al.·Dec 10, 2022SaveLearn
Thermal-Inertial Effects on Relativistic Asymmetric Magnetic ReconnectionA general description for relativistic magnetic reconnection is given in terms of asymmetric inflow plasma conditions, such as plasma density, velocity magnetic field strength, and their respective…Maricarmen A. Winkler, Felipe A. Asenjo·Dec 9, 2022SaveLearn
Effects of magnetic field gradient and secondary electron emission on instabilities and transport in an ExB plasma configurationToday, partially magnetized low-temperature plasmas (LTP) in an ExB configuration, where the applied magnetic field is perpendicular to the self-consistent electric field, have important industrial…Maryam Reza, Farbod Faraji, Aaron Knoll·Dec 9, 2022SaveLearn
Steady-State Ultracold PlasmaA strongly coupled ultracold plasma can be used as an excellent test platform for studying many-body interactions associated with various plasma phenomena. In this paper we discuss an approach that…B. B. Zelener, E. V. Vilshanskaya, N. V. Morozov et al.·Dec 8, 2022SaveLearn
Synchronous post-acceleration of laser-driven protons in helical coil targets by controlling the current dispersionPost-acceleration of protons in helical coil targets driven by intense, ultrashort laser pulses can enhance the ion energy by utilizing the transient current originating from the self-discharging of…Zhipeng Liu, Zhusong Mei, Defeng Kong et al.·Dec 8, 2022SaveLearn
Kinetic Model Evaluation of Dynamical Properties of Nanaorod Antennas Embedded in a Polymer Carrying the Nuclei of Fusion FuelRecently laser induced fusion with simultaneous volume ignition, a spin-off from relativistic heavy ion collisions, was proposed, where implanted nanoantennas regulated and amplified the light…István Papp, Larissa Bravina, Mária Csete et al.·Dec 7, 2022SaveLearn
Driven dust-charge fluctuation and chaotic ion dynamics in the plasma sheath and pre-sheath regionsPossible existence of chaotic oscillations in ion dynamics in the sheath and pre-sheath regions of a dusty plasma, induced by externally driven dust-charge fluctuation, is presented in this work. In…Mridusmita Das, Suniti Changmai, Madhurjya P. Bora·Dec 6, 2022SaveLearn
Electron polarization in ultrarelativistic plasma current filamentation instabilitiesPlasma current filamentation of an ultrarelativistic electron beam impinging on an overdense plasma is investigated, with emphasis on radiation-induced electron polarization. Particle-in-cell…Zheng Gong, Karen Z. Hatsagortsyan, Christoph H. Keitel·Dec 6, 2022SaveLearn
Complete and Robust Magnetic Field Confinement by Superconductors in Fusion MagnetsThe fusion created by magnetically confined plasma is a promising clean and essentially unlimited future energy source. However, net energy generation has not been yet demonstrated in fusion…Natanael Bort-Soldevila, Jaume Cunill-Subiranas, Alvaro Sanchez·Dec 6, 2022SaveLearn
Microdischarge dynamics of volume DBD under the natural convection flowThe impact of convective flow due to the temperature gradient between discharge cell electrodes and ambient air was studied for parallel-plate electrode arrangement. It was shown that an increase in…Y. A. Ussenov, A. I. Ashirbek, A. R. Abdirakhmanov et al.·Dec 6, 2022SaveLearn
An analytical form of the dispersion function for local linear gyrokinetics in a curved magnetic fieldStarting from the equations of collisionless linear gyrokinetics for magnetised plasmas with an imposed inhomogeneous magnetic field, we present the first known analytical, closed-form solution for…P. G. Ivanov, T. Adkins·Dec 5, 2022SaveLearn
Parameter study of decaying magnetohydrodynamic turbulenceIt is well known that helical magnetohydrodynamic (MHD) turbulence exhibits an inverse transfer of magnetic energy from small to large scales, which is related to the approximate conservation of…Andres Armua, Arjun Berera, Jaime Calderon Figueroa·Dec 5, 2022SaveLearn
Particle acceleration at ultrarelativistic, perpendicular shock frontsUsing an eigenfunction expansion to solve the transport equation, complemented by Monte-Carlo simulations, we show that ultrarelativistic shocks can be effective particle accelerators even when they…John G. Kirk, Brian Reville, Zhi-Qiu Huang·Dec 5, 2022SaveLearn
On the gas heating effect of helium atmospheric pressure plasma jetPlasma medicine is an emerging research field which has been driven by the development of plasma sources suitable to generate low temperature plasmas. In many cases, such devices can operate without…Fellype do Nascimento, Torsten Gerling, Konstantin Georgiev Kostov·Dec 5, 2022SaveLearn
Simulations of Collisional Effects in an Inner-Shell Solid-Density Mg X-Ray LaserInner-shell Kα x-ray lasers have been created by pumping gaseous, solid, and liquid targets with the intense x-ray output of free-electron-lasers (FELs). For gaseous targets lasing relies on the…Shenyuan Ren, Sam Vinko, Justin S. Wark·Dec 5, 2022SaveLearn
Strong signature of one-loop self-energy in polarization resolved nonlinear Compton scatteringThe polarization dynamics of electrons including multiple nonlinear Compton scattering during the interaction of a circularly-polarized ultraintense laser pulse with a counterpropagating…Yan-Fei Li, Yue-Yue Chen, K. Z. Hatsagortsyan et al.·Dec 5, 2022SaveLearn
Fusion Reactivities with Drift bi-Maxwellian Ion Velocity DistributionsThe calculation of fusion reactivity involves a complex six-dimensional integral that takes into account the fusion cross-section and velocity distributions of two reactants. However, a more…Huasheng Xie, Muzhi Tan, Di Luo et al.·Dec 4, 2022SaveLearn
Analysis and mitigation of pulse-pile-up tail artifacts in warm-plasma pulse-height X-ray spectraPulse pile-up in pulse-height energy analyzers increases when the incident rate of pulses increases relative to the inverse of the dead time per pulse of the detection system. Changes in the observed…Taosif Ahsan, Charles Swanson, Christopher Galea et al.·Dec 4, 2022SaveLearn