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Перегляд Відділення ядерної фізики та енергетики за темою "Relativistic and nonrelativistic plasma electronics"

Результати 1-18 з 18

Azimuthal surface waves in low-density plasma loaded, coaxial helix traveling-wave-tube-like waveguides

Girka, I.O.; Thumm, M. (Вопросы атомной науки и техники, 2021)

The dispersion properties of flute electromagnetic waves propagating across an external axial static magnetic field in traveling-wave-tube-like waveguides with low-density plasma filling are investigated. The cylindrical ...
Current flow dynamics in plasma opening switch

Manuilenko, O.V.; Onishchenko, I.N.; Pashchenko, A.V.; Pashchenko, I.A.; Yuferov, V.B. (Вопросы атомной науки и техники, 2021)

The electromagnetic fields and processes of current flow in the plasma channel of the plasma opening switch were considered in the electron hydrodynamics approximation. Taking into account the nature and features of the ...
Do the dispersion properties of electromagnetic surface waves at the sharp boundary plasma-metal in slab Voigt geometry represent the limiting case of those for the interface of two plasmas?

Girka, I.O.; Thumm, M. (Problems of Atomic Science and Technology, 2023)

Electromagnetic surface waves in Voigt geometry are considered to resolve the contradiction between two clas-sical studies. One investigated the waves at the boundary of two plasmas. These waves were reported not to ...
Drift-kinetic equations in magnetized current-carrying plasmas

Grishanov, N.I.; Azarenkov, N.A. (Problems of Atomic Science and Technology, 2023)

Kinetic models of magnetized current-carrying plasma have been developed to study the influence of magnetic drift effects on the wave-particle interactions in tokamaks and cylindrical plasma columns. The drift-kinetic ...
Effect of electron collisions with residual neutral gas on characteristic oscillation frequencies in systems of electron flows with a virtual cathode

Manuilenko, O.; Novikov, V.; Pashchenko, A.; Pashchenko, I.; Shapoval, I.; Yuferov, V. (Problems of Atomic Science and Technology, 2023)

A system of the hydrodynamic equations describing the electron flows in a diode with a virtual cathode is considered. Collisions are considered by introducing the corresponding braking force into the equations of motion. ...
Excitation of durable VHF oscillations in ferrite-filled coaxial lines

Magda, I.; Mukhin, V.; Sinitsin, V.; Karelin, S.; Lebedenko, O.; Volovenko, M.; Rak, O. (Problems of Atomic Science and Technology, 2023)

Effective methods are suggested for exciting gigahertz-range oscillations in coaxial lines that contain ferrite rings and isotropic material. Within the gyrotropic section, the primary pulsed waveform gets transformed from ...
Excitation of TM mode by a relativistic electron beam in an azimuthally corrugated waveguide

Ognivenko, V.V. (Problems of Atomic Science and Technology, 2023)

The excitation of an electromagnetic TM mode by a relativistic electron beam in a waveguide with a sinusoidalcorrugated azimuth conducting wall in a constant uniform external guiding magnetic field is theoretically studied. ...
Experimental testing bench for the diagnostics of plasma generated by pulsed guns with the dielectric surface breakdown

Vinnikov, D.V.; Katrechko, V.V.; Yuferov, V.B.; Tkachev, V.I.; Petrenko, S.A.; Fomin, V.T. (Вопросы атомной науки и техники, 2021)

The experimental testing bench “ETB-PG” was designed to study the operation of plasma guns. The constructional design of plasma guns with replaceable dielectric operating on the surface sparkover basis has been proposed. ...
Features of new cyclotron resonances, as well as conditions for resonant acceleration of charged particles in a vacuum without a magnetic field

Buts, V.A.; Zagorodny, A.G. (Problems of Atomic Science and Technology, 2023)

It is shown that the known conditions for cyclotron resonances are strictly valid only under autoresonance conditions or in the nonrelativistic case. In other cases, it is necessary to use the conditions established in the ...
General characterization and ionization-recombination properties of electronegative elements present in plasma discharges at plasma current switch operation. Part I

Skibenko, E.I.; Yuferov, V.B.; Ozerov, A.N.; Buravilov, I.V. (Вопросы атомной науки и техники, 2021)

Based on literary sources, we present here the data on electron affinity values for a variety of negative atomic ions, and also, for some molecules and radicals being of interest for current experimental studies. Besides, ...
High-current relativistic electron beam focusing in plasma

Manuilenko, О.V.; Pashchenko, A.V.; Svichensky, V.G.; Zajtsev, B.V. (Вопросы атомной науки и техники, 2021)

The analysis of the envelope equation for high-current relativistic electron beam propagation in plasma in an external uniform magnetic field is presented. The envelope equation is obtained in a Hamiltonian form with an ...
Including the own fields of quantum emitters in describing generation regimes

Kuklin, V.M.; Poklonskiy, E.V. (Problems of Atomic Science and Technology, 2023)

The paper discusses three different modes of electromagnetic field generation by an ensemble of quantum emitters placed at the radiation wavelength in the one-dimensional case. The excitation of the resonator field is ...
Influence of the energy parameters of the primary circuit on the current characteristics of the DIN-2K accelerator

Vinnikov, D.V.; Katrechko, V.V.; Ozerov, O.M.; Tkachev, V.I.; Marchenko, S.V.; Yuferov, V.B.; Manuilenko, O.V. (Problems of Atomic Science and Technology, 2023)

Optimal voltage values were established for plasma guns and the pulsed current generator providing maximum break current values. The current values were determined for the plasma jumper formation region. The optimal time ...
Modes of transillumination of the dense plasma layer via electromagnetic beam

Mykhailenko, B.R.; Anisimov, I.O. (Вопросы атомной науки и техники, 2021)

Interaction of the powerful electromagnetic ray of the limited radius with a dense plasma layer was studied via computer simulation using the PIConGPU software package in 3D geometry. The characteristic modes of channel ...
Simultaneous compensation of second and third order dispersion in CPA laser systems

Leshchenko, V.P.; Vasyliev, A.V.; Galaydych, K.V.; Povrozin, A.I.; Sotnikov, G.V. (Problems of Atomic Science and Technology, 2023)

This paper presents a theoretical study aimed at solving the problem of compensation for second and third order dispersion in CPA laser systems. We study the propagation of light pulses generated by a Ti-Sapphire master ...
Temporal evolution of the plasma density cavity caused by inhomogeneous stochastic electric fields

Azarenkov, N.A.; Chibisov, D.V.; Chibisov, O.D. (Problems of Atomic Science and Technology, 2023)

The time evolution of the formation of a plasma density cavity caused by inhomogeneous stochastic electric fields is investigated. The Fokker-Planck equation, which governs the temporal evolution of the plasma electron ...
The role of higher moments on the distribution of particles in the space of impulses at cyclotron resonances

Buts, V.A.; Kuzmin, V.V. (Problems of Atomic Science and Technology, 2023)

The results of the analysis of the dynamics of charged particles under conditions of cyclotron resonances in the field of an intense electromagnetic wave are presented. Particular attention is paid to regimes with dynamic ...
Triggering pulse generators developed for the high-voltage dischargers of magnetic systems and for the generator of pulse voltages used by the relativistic electron beam accelerator "TEMP-B"

Batrakov, A.B.; Zinchenko, A.A.; Lonin, U.F.; Ponomarev, A.G.; Fedotov, S.I. (Вопросы атомной науки и техники, 2021)

The pulse generators were developed to trigger the high-voltage dischargers of magnetic systems and the dischargers of the generators of pulsed voltages used by the relativistic electron beam (REB) accelerator “TEMP-B”. ...

Результати 1-18 з 18

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Перегляд Відділення ядерної фізики та енергетики за темою "Relativistic and nonrelativistic plasma electronics"

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Перегляд Відділення ядерної фізики та енергетики за темою "Relativistic and nonrelativistic plasma electronics"

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