Particle-resolved study of the onset of turbulenceThe transition from laminar to turbulent flow is an immensely important topic that is still being studied. Here we show that complex plasmas, i.e., microparticles immersed in a low temperature…Eshita Joshi, Markus H Thoma, Mierk Schwabe·Jun 13, 2023SaveLearn
Control of laser-plasma instabilities by non-collinear polychromatic lightNormal broadband lasers with collinear polychromatic components have immense potential for mitigating laser plasma instabilities (LPIs). However, the projection complexity of collinear polychromatic…Yao Zhao, Hongwei Yin, Bin Zhao et al.·Jun 12, 2023SaveLearn
Intermittency of density fluctuations and zonal-flow generation in MAST edge plasmasThe properties of the edge ion-scale turbulence are studied using the beam emission spectroscopy (BES) diagnostic on MAST. Evidence of the formation of large-scale high-amplitude coherent structures,…A. Sladkomedova, I. Cziegler, A. R. Field et al.·Jun 11, 2023SaveLearn
HelioSwarm: A Multipoint, Multiscale Mission to Characterize TurbulenceHelioSwarm (HS) is a NASA Medium-Class Explorer mission of the Heliophysics Division designed to explore the dynamic three-dimensional mechanisms controlling the physics of plasma turbulence, a…Kristopher G. Klein, Harlan Spence, Olga Alexandrova et al.·Jun 10, 2023SaveLearn
Measurement of the decay of laser-driven linear plasma wakefieldsWe present the first measurements of the temporal decay rate of one-dimensional, linear Langmuir waves excited by an ultra-short laser pulse. Langmuir waves with relative amplitudes of approximately…J. Jonnerby, A. von Boetticher, J. Holloway et al.·Jun 10, 2023SaveLearn
Hydrogen production from polymeric organic solids via atmospheric pressure nonthermal PlasmaThe potential of using hydrogen as a sustainable energy carrier is attributed to its high energy density and its utilization without CO2 emissions. Existing technologies mainly produce hydrogen…Benard Tabu·Jun 9, 2023SaveLearn
Filament based Ionizing Radiation Sensing TechnologyAccidental exposure to overdose ionizing radiation will inevitably lead to severe biological damage, thus detecting and localizing radiation is essential. Traditional measurement techniques are…Weiwei Liu, Jiewei Guo, Nan Zhang et al.·Jun 9, 2023SaveLearn
Quantum Calculation of Classical Kinetic Equations: A Novel Approach for Numerical Analysis of 6D Boltzmann-Maxwell Equations in Collisionless Plasmas Using Quantum ComputingA novel quantum algorithm for solving the Boltzmann-Maxwell equations of the 6D collisionless plasma is proposed. The equation describes the kinetic behavior of plasma particles in electromagnetic…Hayato Higuchi, Juan William Pedersen, Akimasa Yoshikawa·Jun 9, 2023SaveLearn
Generation of sub-ion scale magnetic holes from electron shear flow instabilities in plasma turbulenceMagnetic holes (MHs) are coherent structures associated with strong magnetic field depressions in magnetized plasmas. They are observed in many astrophysical environments at a wide range of scales…Giuseppe Arrò, Francesco Pucci, Francesco Califano et al.·Jun 9, 2023SaveLearn
Electronic density response of warm dense hydrogen on the nanoscaleThe properties of hydrogen at warm dense matter (WDM) conditions are of high importance for the understanding of astrophysical objects and technological applications such as inertial confinement…Tobias Dornheim, Maximilian Böhme, Zhandos Moldabekov et al.·Jun 9, 2023SaveLearn
Three-dimensional structure and stability of discontinuities between unmagnetized pair plasma and magnetized electron-proton plasmaWe study with a 3D PIC simulation discontinuities between an electron-positron pair plasma and magnetized electrons and protons. A pair plasma is injected at one simulation boundary with a speed…M E Dieckmann, D Folini, M Falk et al.·Jun 9, 2023SaveLearn
Three-dimensional modulation instability of dust-ion-acoustic waves and rogue waves in warm nonthermal magnetized plasmasA theoretical investigation has been made to study the modulation stability/instability of three-dimensional dust-ion-acoustic wave packets in the warm magnetized complex plasma system in the…A. Parvez, A. Mannan, M. N. Haque et al.·Jun 9, 2023SaveLearn
Global gyrokinetic simulations of the impact of magnetic island on ion temperature gradient driven turbulenceThe effect of island width on the multi-scale interactions between magnetic island (MI) and ion temperature gradient (ITG) turbulence has been investigated based on the global gyrokinetic approach.…J. C. Li, J. Q. Xu, Y. R. Qu et al.·Jun 9, 2023SaveLearn
The WARP Reactor ConceptThe WARP Reactor Concept promises orders of magnitude increase of intense ion beam energies and respective radiation yields at a fraction of the size and cost over existing z-pinch class accelerators…Michael G. Anderson, James K. Walters, Enrique M. Anaya et al.·Jun 8, 2023SaveLearn
Particle-in-cell simulation of a 50~mTorr capacitively coupled argon discharge over a range of frequenciesThe effect of driving frequency in the range of 13.56 MHz to 73 MHz on electron energy distribution and electron heating modes in a 50 mTorr capacitively coupled argon plasma discharge is studied…Saurabh Simha, Sarveshwar Sharma, Alexander Khrabrov et al.·Jun 8, 2023SaveLearn
The Backward Problem in Plasma-Assisted Combustion: Experiments of Nanosecond Pulsed Discharges Driven by FlamesPlasma technologies are a promising way of addressing a number of challenges in combustion, ranging from stabilization and flame-holding for hypersonic vehicles, to enabling low-emissions propulsion…Carmen Guerra-Garcia, Colin A. Pavan·Jun 8, 2023SaveLearn
Variational Formulation of Higher-order Guiding-center Vlasov-Maxwell TheoryExtended guiding-center Vlasov-Maxwell equations are derived under the assumption of time-dependent and inhomogeneous electric and magnetic fields that obey the standard guiding-center…Alain J. Brizard·Jun 7, 2023SaveLearn
Generation of High-Density High-Polarization Positrons via Single-Shot Strong Laser-Foil InteractionWe put forward a novel method for producing ultrarelativistic high-density high-polarization positrons through a single-shot interaction of a strong laser with a tilted solid foil. In our method, the…Kun Xue, Ting Sun, Ke-Jia Wei et al.·Jun 7, 2023SaveLearn
Numerical validation of a volume heated mixed fuel conceptWhile the underlying physics of the ICF approach to nuclear fusion is well understood and a technological implementation of the indirect drive variant of the ICF paradigm has recently been given at…Hartmut Ruhl, Georg Korn·Jun 6, 2023SaveLearn
Enhanced transport at high plasma pressure and sub-threshold kinetic ballooning modes in Wendelstein 7-XHigh-performance fusion plasmas, requiring high pressure β, are not well-understood in stellarator-type experiments. Here, the effect of β on ion-temperature-gradient-driven (ITG) turbulence is…P. Mulholland, K. Aleynikova, B. J. Faber et al.·Jun 6, 2023SaveLearn
Phase space dynamics of unmagnetized plasmas: collisionless and collisional regimesEulerian electrostatic kinetic simulations of unmagnetized plasmas (kinetic electrons and motionless protons) with high-frequency equilibrium perturbations have been employed to investigate the phase…G. Celebre, S. Servidio, F. Valentini·Jun 6, 2023SaveLearn
Azimuthal ion movement in HiPIMS plasmas -- Part II: lateral growth fluxesThe transport of sputtered species from the target of a magnetron plasma to a collecting surface at the circumference of the plasma is analyzed using a particle tracer technique. A small chromium…Steffen Schüttler, Sascha Thiemann-Monje, Julian Held et al.·Jun 6, 2023SaveLearn
Azimuthal ion movement in HiPIMS plasmas -- Part I: velocity distribution functionMagnetron sputtering discharges feature complex magnetic field configurations to confine the electrons close to the cathode surface. This magnetic field configuration gives rise to a strong electron…S. Thiemann-Monjé, J. Held, S. Schüttler et al.·Jun 6, 2023SaveLearn
Gamma-Flash Generation in Multi-Petawatt Laser-Matter InteractionsThe progressive development of high power lasers over the last several decades, enables the study of γ-photon generation when an intense laser beam interacts with matter, mainly via inverse Compton…P. Hadjisolomou, T. M. Jeong, D. Kolenaty et al.·Jun 6, 2023SaveLearn
Plasma flows during the ablation stage of an over-massed pulsed-power-driven exploding planar wire arrayWe characterize the plasma flows generated during the ablation stage of an over-massed exploding planar wire array, fielded on the COBRA pulsed-power facility (1 MA peak current, 250 ns rise time).…R. Datta, J. Angel, J. B. Greenly et al.·Jun 5, 2023SaveLearn