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Перегляд Вопросы атомной науки и техники за темою "Basic plasma physics"

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за темою "Basic plasma physics"

Сортувати за: Порядок: Результатів:

  • Non-linear phenomena connected with propogation of the drift waves into plasma 
    Khvesyuk, V.I.; Chirkov, A.Yu. (Вопросы атомной науки и техники, 2006)
    Non-linear heat and particle transport and restriction of wave amplitudes are discussed. Non-linear transformation of drift wave is considered under influence of outer non-uniform static electric field.
  • Nonlinear phenomena in helicon plasmas 
    Shamrai, K.P.; Slobodyan, V.M.; Virko, V.F.; Virko, Yu.V.; Gurin, A.A.; Kirichenko, G.S. (Вопросы атомной науки и техники, 2006)
    Nonlinear phenomena stimulated by enhanced longitudinal electric field arising near the metal surfaces in helicon plasmas are analyzed theoretically. Ponderomotive effect giving rise to nonlinear instability of the edge ...
  • Non-Markovian effects in turbulent diffusion: kinetic theory and numerical simulation 
    Zagorodny, A.G.; Zasenko, V.I.; Weiland, J.; Holod, I. (Вопросы атомной науки и техники, 2002)
    The theory of time-nonlocal random processes formulated in terms of non-Markovian Fokker-Planck equation is used to describe the results of numerical simulations of particle diffusion in the random longitudinal field with ...
  • Nonquasineutral current structures in plasmas with a zero net current 
    Gordeev, A.V. (Вопросы атомной науки и техники, 2006)
    A nonquasineutral vortex structure with a zero net current is described that arises as a result of electron drift in crossed magnetic and electric fields, the latter being produced by charge separation on a spatial scale ...
  • Numerically stable modeling of radio frequency fields in plasma 
    Moiseenko, V.E. (Вопросы атомной науки и техники, 2002)
    The problem of numerically stable solving of Maxwell’s equations written in terms of electric field in plasma is reviewed. The requirements for providing the numerical stability are discussed. The problems arising from the ...
  • Numerical simulation of plateau formation by an electron bunch on the distribution of an accelerating wakefield in a plasma 
    Maslov, V.I.; Ovsiannikov, R.T.; Delerue, N.; Kubytskyi, V.; Levchuk, I.P.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2020)
    Over the past decade the production of multi-gigaelectrons from laser-driven and electron-bunch-driven plasma accelerators has been successfully demonstrated. However, applications require improvements of accelerated bunch ...
  • Parametric excitation of surface waves in plasma-metal structures with perpendicular magnetic field 
    Akimov, Yu.A.; Azarenkov, N.A.; Olefir, V.P. (Вопросы атомной науки и техники, 2005)
    This paper deals with the parametric excitation of potential surface waves (SWs) propagating in a planar plasma-metal waveguide structure with a magnetic field perpendicular to the plasma-metal boundary. An external, ...
  • Parametric instability of surface waves at the second harmonic of ion cyclotron frequency 
    Belyaev, M.R.; Girka, V.O.; Lapshin, V.I. (Вопросы атомной науки и техники, 2003)
    Parametric instability of surface waves at the second harmonic of ion cyclotron frequency (SWCF) in plasma filled dielectric planar waveguide is examined in a kinetic approximation. SWCF are extraordinary polarized modes ...
  • Particle subensembles in random field with finite correlation time 
    Cherniak, O.M.; Zasenko, V.I. (Вопросы атомной науки и техники, 2019)
    Particle transport in a random electric field across constant magnetic field is studied by numerical simulation and analytical approach. We consider the effects of finite Larmor radius and finite correlation time on evolution ...
  • Particle transport: model of non-stationary fluctuations 
    Khvesyuk, V.I.; Ryzhkov, S.V.; Kovalev, A.V. (Вопросы атомной науки и техники, 2002)
    Particle dynamics in non-uniform magnetic field for a slab and a cylinder is presented. The presence of electric field with low frequency drift (LFD) and lower hybrid drift (LHD) waves is considered. Drift waves as the ...
  • Peculiarities of dispersion characteristics of sinusoidally rippled plasma waveguides with small ripple depth 
    Lapshin, V.I.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2003)
    Analytical expressions for the dispersion equations of E-waves of flat and cylindrical sinusoidal rippled plasma waveguides with super conducting walls in a strong external magnetic field are received. Origin of forbidden ...
  • PiCOPIC: 2.5-D particle-in-cell code, optimized for simulation of beam-plasma interactions 
    Vynnyk, O.K.; Anisimov, I.O. (Вопросы атомной науки и техники, 2020)
    Original code optimized forsimulation of interactions between plasma and charged particles beams and bunches, based on particle in cell method described. The code is electromagnetic and fully relativistic with 2.5D axial ...
  • Plasma flow equilibrium, confinement scaling laws and fusion prospects of a field reversed configuration 
    Chirkov, A.Yu. (Вопросы атомной науки и техники, 2007)
    Field reversed configuration (FRC) is a prospective high b magnetic system for high efficiency D–³He fusion reactor. Self-consistent FRC plasma profiles and static electric field for reactor calculations are discussed in ...
  • Plasma turbulence in localized sheared flows 
    Chirkov, A.Yu (Вопросы атомной науки и техники, 2007)
    Plasma configurations with strong velocity shear are considered taking into account magnetic shear. Ion temperature gradient driven drift instability and Kelvin-Helmholtz type instability are analyzed for such sheared ...
  • Polarization current threshold model of neoclassical tearing modes in the presence of anomalous perpendicular viscosity 
    Shirokov, M.S.; Mikhailovskii, A.B.; Konovalov, S.V.; Tsypin, V.S. (Вопросы атомной науки и техники, 2002)
  • Positively charged microparticles in plasma 
    Chibisov, D.V.; Chibisov, O.D.; Zhernovnykova, O.A.; Deynychenko, G.V.; Masych, V.V. (Problems of Atomic Science and Technology, 2023)
    The processes of recharging and changing the temperature of a positively charged microparticle (MP) introduced into plasma are considered. It is assumed that the MP is charged to a positive charge outside the plasma, and ...
  • Quasi steady-state distributions for collisional plasmas in the presence of energy and particle sources 
    Potapenko, I.F.; Karas, V.I. (Вопросы атомной науки и техники, 2005)
    The formation of a non-equilibrium distribution function (DF) of particles with the power-law interaction potentials is studied. Consideration is based on the non-linear kinetic equation of a Landau - Fokker - Planck type ...
  • Regular and chaotic dynamics of decaying cascade of waves in plasma 
    Buts, V.A.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2002)
    The conditions are formulated, at which realization the dynamics of interaction of finite number of decaying waves becomes chaotic. The estimation of characteristic time of transition from regular dynamics to chaotic is given.
  • Relativistic kinetics and hydrodynamics of hot collisional plasmas 
    Marushchenko, I.; Azarenkov, N.A. (Problems of Atomic Science and Technology, 2022)
    In the paper, relativistic equations of local hydrodynamics for the laboratory fusion plasmas are obtained. Relativistic effects in the physics of electron transport appear primarily because of macroscopic features of ...
  • Relaxation of a relativistic electron beam in plasma in the trapping regime 
    Timofeev, I.V.; Lotov, K.V. (Вопросы атомной науки и техники, 2007)
    A model for collective relaxation of high-power relativistic electron beams in plasmas is proposed, which describes beam-plasma interaction in the regime when amplitudes of unstable waves are large enough to trap beam ...

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