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Article
Investigation of a High-Pressure Short-Arc Xenon Discharge at Different Electrode Surface Shapes with Taking into Account Emission of Cathode Material into a Plasma
The work is devoted to the study of a high-pressure short-arc xenon discharge, namely, its modeling taking into account the evaporation of thorium into the discharge volume with a different shape of the workin...
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Article
Effect of Electron Energy Distribution Function in Plasma and Energy Dispersion of Electron Beam on the Stability of a Low-Voltage Beam Discharge
A kinetic approach is used in the study of the conditions for instability of a low-voltage beam discharge in inert gases versus electron beam temperature, velocity dispersion of beam electrons along the discha...
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Article
Suppression of Plasma Instabilities in the Plasma of a Three-Electrode Current and Voltage Stabilizer
The conditions for the excitation of current and voltage oscillations in the plasma of a three-electrode current and voltage stabilizer have been experimentally studied. It was found that the oscillations are ...
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Article
Destruction of a Stationary Vortex in an Elastic Medium by Energy Deposition
The dynamics of the structure of an infinite vortex tube in ideal gas under explosive external energy deposition near its axis is studied. With neglect of viscosity and heat conduction, it is discovered that t...
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Article
Indicatrix Determination of Electron Elastic Scattering by an Atom Based on Probe Measurements of Distribution Functions of Scattered Electrons in a Low-Voltage Beam Discharge in Inert Gases
In this paper, we propose a method for the experimental determination of an indicatrix of elastic scattering of an electron by an atom based on probe measurements of the distribution function of scattered elec...
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Article
Simulation of an Ultrahigh-Pressure Short-Arc Xenon Discharge Plasma
We have studied a high- (ultrahigh-) pressure short-arc discharge in xenon with thoriated tungsten cathodes. A system of equations formulated based on earlier experimental data indicating possible emission of ...
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Article
Structure of the Wall Sheath in a Gas-Discharge Plasma for an Arbitrary Orientation of a Flat Probe Relative to the Electric Field in the Plasma
We investigate the structure of the wall sheath of a gas discharge near a flat surface at a negative potential for high mean electron energy. It is shown that in the conditions where the mean energy of ions in...
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Article
Kinetic Theory of the Wall Sheath for Arbitrary Conditions in a Gas-Discharge Plasma
The self-consistent problem of the structure of a perturbed wall sheath in a dc gas-discharge plasma near a flat surface under negative potential relative to the plasma has been solved for an arbitrary relatio...
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Article
Effect of Elastic Collisions on the Ion Distribution Function in Parent Gas Discharge Plasma
An analytical solution is obtained for the Boltzmann kinetic equation for ions in the plasma of its gas with allowance for the processes of resonant charge exchange and elastic ion scattering on the atom. The ...
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Article
Analytical Theory of Energy Relaxation Upon Propagation of a High-Energy Electron Beam in Gas
This study is devoted to the development of an analytical theory for calculating the spatial distribution of the energy release upon propagation of a high-energy (1–100 keV) electron beam in a gas (based on th...
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Article
Is the Collecting Surface of a Flat One-Sided Probe Constant when Measuring the Ion Distribution Function?
The correctness of the known plane single-ended probe method for measuring the anisotropic ion distribution functions in a gas-discharge plasma has been considered. Analysis has been performed for positive pro...
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Article
New Possibilities of Probe Detection of Anisotropic Charged-Particle Distribution Functions in an Arbitrary-Symmetry Plasma
We have analyzed the precision and systematic errors of the familiar method of a plane single-ended probe for measuring the anisotropic distribution functions for electrons and ions in plasma. Analytic relatio...
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Article
Ion velocity distribution function in intrinsic gas plasma under conditions of resonance recharging as a main process. Theory
An analytical solution is found for the kinetic Boltzmann equation for ions in natural gas at the arbitrary electric field strength in plasma under conditions where the dominating process is resonance rechargi...
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Article
Ion velocity distribution function in intrinsic gas plasma under conditions of resonance recharging as a main process. Experiment
For the first time, the ion distribution function over energies and directions of the motion for He+ in He and Ar+ in Ar is measured at the arbitrary value of the electric field by the method of the plane ones...
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Article
Ion velocity distribution function in intrinsic gas at cryogenic gas temperatures
The influence of elastic scattering on the ion distribution function in the plasma of an intrinsic gas in weak fields has been considered. An analytical expression valid for cryogenic temperatures of atoms has...
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Article
Evolution of a vortex in gas-discharge plasma with allowance for gas compressibility
The dynamics of a vortex tube in a compressible medium with the Rayleigh energy release mechanism has been considered theoretically. The analytic theory of this phenomenon is constructed and various approximat...
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Article
Subsonic flow about a thin profile subjected to external actions
A physical model and an analytical procedure for calculating the parameters of a subsonic inviscid flow about a thin profile at a small angle of attack are developed under the conditions that the flow is subje...
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Article
Experimental and theoretical determination of the strongly anisotropic velocity distribution functions of ions in the intrinsic gas plasma in strong fields
The first seven coefficient of expansion of the energy and angular distribution functions in the Legendre polynomials for Hg+ ions in the Hg vapor plasma with parameter E/P ≈ 400 V/(cm Torr) are measured for the ...
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Article
Optimization of supersonic flows past thin bodies by using external effects on the flow
Problems of optimization of flows past a thin body of revolution and a slender profile at a small angle of attack in the presence of local energy release zones and an external force acting on the flow near the...
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Article
Supersonic flows with small perturbations in the presence of external effects on the flow. II. Slender wing profile
An analytic theory of a supersonic flow past a slender profile of an arbitrary shape in the presence of local energy release zones and an external force acting on the flow near the surface is developed. Main r...
