Results 21 to 30 of about 40,192 (301)

Editorial: Plasma, particles, and photons: ISM physics revisited

open access: yesAstrophysics and Space Science, 2022
Friedrich-Alexander-Universität Erlangen-Nürnberg (1041)
Sasaki, Manami   +2 more
openaire   +2 more sources

Spectral characteristics of waves and particles in the model of cyclotron wave-particle interactions near plasmapause [PDF]

open access: yesAnnales Geophysicae, 1999
Further analysis of energetic electron precipitation at the evening sector of magnetosphere is performed. In the framework of the quantitative model of cyclotron wave-particle interactions developed in the previous Pasmanik et al.
D. l. Pasmanik   +3 more
doaj   +1 more source

Article: Heating of beam ions by ion acoustic waves [PDF]

open access: yesAnnales Geophysicae, 1998
Satellite measurements show that ion beams above the auroral acceleration region are heated to hundreds of eV in a direction perpendicular to the magnetic field. We show that ion acoustic waves may be responsible for much of this heating.
A. Vaivads   +3 more
doaj   +1 more source

Growth of Rayleigh instability in a Hall thruster channel having dust in exit region

open access: yesAIP Advances, 2019
In a Hall thruster, the axial movement of ions towards the exit of the chamber and the divergence of ion beam sputter the wall and thus the maximum erosion of wall of the exit region takes place.
Hitendra K. Malik   +2 more
doaj   +1 more source

Dusty space plasma diagnosis using temporal behavior of polar mesospheric summer echoes during active modification [PDF]

open access: yes, 2011
The objective of this paper is to study the effect of different plasma and dust parameters on Polar Mesospheric Summer Echoes (PMSE) temporal behavior after turn-on and turn-off of radio wave heating and to use these responses to diagnose the properties ...
Senior, Andrew   +4 more
core   +3 more sources

Nonlinear physics and energetic particle transport features of the beam–plasma instability [PDF]

open access: yesJournal of Plasma Physics, 2015
In this paper we study transport features of a one-dimensional beam–plasma system in the presence of multiple resonances. As a model description of the general problem of a warm energetic particle beam, we assume $n$ cold supra-thermal beams and investigate the self-consistent evolution in the presence of the complete spectrum of nearly degenerate ...
Carlevaro, Nakia   +3 more
openaire   +2 more sources

New developments for ALICE MasterClasses and the new Particle Therapy MasterClass [PDF]

open access: yesEPJ Web of Conferences, 2020
International MasterClasses (IMC), an outreach activity of the International Particle Physics Outreach Group (IPPOG), has been bringing cuttingedge particle physics research to schoolchildren for over 15 years now. All four LHC experiments participate in
Graczykowski Łukasz   +2 more
doaj   +1 more source

Plasma edge and plasma-wall interaction modelling: Lessons learned from metallic devices

open access: yesNuclear Materials and Energy, 2017
Robust power exhaust schemes employing impurity seeding are needed for target operational scenarios in present day tokamak devices with metallic plasma-facing components (PFCs). For an electricity-producing fusion power plant at power density Psep/R>15MW/
S. Wiesen   +6 more
doaj   +1 more source

dHybrid: A massively parallel code for hybrid simulations of space plasmas [PDF]

open access: yes, 2007
A massively parallel simulation code, called dHybrid, has been developed to perform global scale studies of space plasma interactions. This code is based on an explicit hybrid model; the numerical stability and parallel scalability of the code are ...
Silva, L.O.   +9 more
core   +1 more source

Bohm criterion and plasma particle/power exhaust to and recycling at the wall

open access: yesNuclear Materials and Energy, 2017
The plasma particle and power exhaust to the divertor surface drives both particle and power recycling at the surface, which in return constrains the plasma density and temperature at the target and their profile further upstream. Both particle and power
Xian-Zhu Tang, Zehua Guo
doaj   +1 more source

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