Investigating radiatively driven, magnetised plasmas with a university scale pulsed-power generatorWe present first results from a novel experimental platform which is able to access physics relevant to topics including indirect-drive magnetised ICF; laser energy deposition; various topics in…Jack W. D. Halliday, Aidan Crilly, Jeremy Chittenden et al.·Mar 22, 2022SaveLearn
X-point and divertor filament dynamics from Gas Puff Imaging on TCVA new Gas Puff Imaging (GPI) diagnostic has been installed on the TCV tokamak, providing two-dimensional insights into Scrape-Off-Layer (SOL) turbulence dynamics above, at and below the magnetic…Curdin Wüthrich, Christian Theiler, Nicola Offeddu et al.·Mar 21, 2022SaveLearn
Pathways of organic micropollutants degradation in atmospheric pressure plasma processingConcern of toxic compounds and their, potentially more harmful degradation products, present in aquatic environment alarmed scientific community and research on the development of novel technologies…Barbara Topolovec, Nikola Skoro, Nevena Puac et al.·Mar 21, 2022SaveLearn
Oblique Alfvén waves in a stellar wind environment with dust particles charged by inelastic collisions and by photoionizationThe characteristics of Alfvén waves propagating in a direction oblique to the ambient magnetic field in a stellar wind environment are discussed. A kinetic formulation for a magnetized dusty plasma…L. B. De Toni, R. Gaelzer, L. F. Ziebell·Mar 20, 2022SaveLearn
The collision frequencies of charged particles in the complex plasmas with the non-Maxwellian velocity distributionsWe study the collision frequencies of charged particles in the complex plasmas with the non-Maxwellian velocity distributions. The average collision frequencies of electron-ion, electron-electron and…Ma Baojing, Du Jiulin·Mar 19, 2022SaveLearn
Stochastic and a posteriori optimization to mitigate coil manufacturing errors in stellarator designIt was recently shown in [Wechsung et. al., Proc. Natl. Acad. Sci. USA, 2022] that there exist electromagnetic coils that generate magnetic fields which are excellent approximations to…Florian Wechsung, Andrew Giuliani, Matt Landreman et al.·Mar 18, 2022SaveLearn
Runaway electron generation during tokamak start-upTokamak start-up is characterized by low electron densities and strong electric fields, in order to quickly raise the plasma current and temperature, allowing the plasma to fully ionize and magnetic…M. Hoppe, I. Ekmark, E. Berger et al.·Mar 18, 2022SaveLearn
Simulations of scrape-off layer power width for EAST H-mode plasma and ITER 15 MA baseline scenario by 2D electrostatic turbulence codeThe scrape-off layer power width (λq) is an important parameter for characterizing the divertor heat loads. Many experimental, theoretical, and numerical studies have been performed in recent years.…X. Liu, A. H. Nielsen, J. J. Rasmussen et al.·Mar 17, 2022SaveLearn
Impact of Electron Transport Models on Capillary Discharge PlasmasMagnetohydrodynamics (MHD) can be used to model capillary discharge waveguides in laser-wakefield accelerators. However, the predictive capability of MHD can suffer due to poor microscopic closure…A. Diaw, S. J. Coleman, N. M. Cook et al.·Mar 17, 2022SaveLearn
Confinement of passing and trapped runaway electrons in the simulation of an ITER current quenchRunaway electrons (REs) present a high-priority issue for ITER but little is known about the extent to which RE generation is affected by the stochastic field intrinsic to disrupting plasmas. RE…Konsta Särkimäki, Javier Artola, Matthias Hoelzl·Mar 17, 2022SaveLearn
Analytical study on magnetic component of geodesic acoustic modeThe magnetic components of geodesic acoustic mode (GAM) are analytically investigated under the gyrokinetic framework with both the m=1 and m=2 harmonics are considered, where m is the poloidal mode…Baoyi Xie, Lei Ye, Yang Chen et al.·Mar 17, 2022SaveLearn
Wall stabilization of the rigid ballooning m=1 mode in a long-thin mirror trapThe prospect of stabilization of the m=1 ``rigid'' ballooning mode in an open axially symmetric long-thin trap with the help of a conducting lateral wall surrounding a column of isotropic…Igor Kotelnikov, Vadim Prikhodko, Dmitri Yakovlev et al.·Mar 16, 2022SaveLearn
Correlation functions and pressure of non-isothermal plasmaExpressions for correlation functions of classical non-isothermal two-component plasma are derived. In the limiting case of ΘeΘi strong correlations arise due to the existence of weakly…Emile S. Medvedev·Mar 16, 2022SaveLearn
Linear and nonlinear waves in quantum plasmas with arbitrary degeneracy of electronsThe purpose of this review is to revisit recent results in the literature where quantum plasmas with arbitrary degeneracy degree are considered. This is different from a frequent approach, where…Fernando Haas, Shahzad Mahmood·Mar 16, 2022SaveLearn
Metriplectic foundations of gyrokinetic Vlasov-Maxwell-Landau theoryThis letter reports on a metriplectic formulation of collisional, nonlinear full-f electromagnetic gyrokinetic theory compliant with energy conservation and monotonic entropy production. In an…Eero Hirvijoki, Joshua W. Burby, Alain J. Brizard·Mar 16, 2022SaveLearn
On the drift wave eigenmode crossing zero frequency in TokamakThe conventional ion temperature gradient or ηi mode is known to propagate in the ion diamagnetic direction. Investigation of a generic drift fluid model with warm ions and adiabatic electrons,…Z. Y. Liu, Y. Z. Zhang, S. M. Mahajan et al.·Mar 16, 2022SaveLearn
Role of self-generated magnetic fields in the inertial fusion ignition thresholdMagnetic fields spontaneously grow at unstable interfaces around hot-spot asymmetries during inertial confinement fusion implosions. Although difficult to measure, theoretical considerations and…James D. Sadler, Christopher A. Walsh, Ye Zhou et al.·Mar 15, 2022SaveLearn
Current-driven Langmuir Oscillations and Streaming InstabilitiesThe Buneman and ion acoustic instabilities are usually associated with different electron and ion drift velocities, in such a way that there is a large current through the plasma. However, due to the…Sigvald Marholm, Sayan Adhikari, Wojciech J. Miloch·Mar 14, 2022SaveLearn
Classical molecular dynamic simulations and modelling of inverse-bremsstrahlung heating in low Z weakly-coupled plasmasClassical molecular-dynamics simulations (CMDS) have been conducted to investigate one of the main mechanism responsible for absorption of radiation by matter namely stimulated inverse…Ronan Devriendt, Olivier Poujade·Mar 14, 2022SaveLearn
Continuum damping of topologically-protected edge modes at the boundary of a magnetized plasmaRecent extension of the topological ideas to continuous systems with broken time-reversal symmetry, such as magnetized plasmas, provides new insights into the nature of scattering-free…Roopendra Singh Rajawat, V. Khudik, G. Shvets·Mar 13, 2022SaveLearn
The mechanism that drives electrostatic solitary waves to propagate in the Earth's magnetosphere and solar windThe origin of the solitary waves in the Earth's magnetosphere and the solar wind, particularly close to the magnetic reconnection regions, is still an open question. For that purpose, we used the…M. S. Afify, R. E. Tolba, W. M. Moslem·Mar 13, 2022SaveLearn
Laboratory investigation of the interaction between the jet and background, from collisionless to strong collisionThe interaction between the supersonic jet and background can influence the process of star formation, and this interaction also results in a change of the jet's velocity, direction and density…Z. Lei, Z. H. Zhao, Y. Xie et al.·Mar 12, 2022SaveLearn
Confinement Effects of External Fields and Topological Defect on Hydrogen Atom in a Quantum-plasma EnvironmentThis study looks at the confinement effects of Aharonov-Bohm (AB) flux and magnetic fields, as well as topological defects in a quantum plasma, on the hydrogen atom. The joint effects show that the…C. O. Edet, A. N. Ikot·Mar 12, 2022SaveLearn
Laser plasma accelerated ultra-intense electron beam for efficiently exciting nuclear isomersUtilizing laser plasma wakefield to accelerate ultra-high charge electron beam is critical for many pioneering applications, for example to efficiently produce nuclear isomers with short lifetimes…Jie Feng, YaoJun Li, JunHao Tan et al.·Mar 12, 2022SaveLearn
Improved calculations of mean ionization states with an average-atom modelThe mean ionization state (MIS) is a critical property in dense plasma and warm dense matter research, for example as an input to hydrodynamics simulations and Monte-Carlo simulations. Unfortunately,…Timothy J. Callow, Eli Kraisler, Attila Cangi·Mar 11, 2022SaveLearn