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Перегляд Bопросы атомной науки и техники, 2018 за темою "Нелинейные процессы"

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2018 за темою "Нелинейные процессы"

Сортувати за: Порядок: Результатів:

  • Features of behavior of electrons of plasma in open trap in condition of transverse input of powerful microwave pulses at ECR 
    Antonov, A.N.; Antipov, V.S.; Kornilov, E.A.; Vinokurov, V.A. (Вопросы атомной науки и техники, 2018)
    It has been experimentally shown that the effect of oscillations of large amplitude on the frequency of electron cyclotron resonance on a plasma held by a magnetic trap leads to an effective acceleration of the plasma ...
  • Features of stochastic decay in the magnetoactive plasma 
    Buts, V.A.; Kovalchuk, I.K. (Вопросы атомной науки и техники, 2018)
    The regular and stochastic decay processes of transverse electromagnetic waves in the magnetoactive plasma investigated. The essential attention noted to decay into oscillations with dynamics that takes into account ion ...
  • Frequency analysis of the stochastic filtering using transfer functions. Part I: Sinusoidal input 
    Kharchenko, O. I.; Lonin, Yu.F.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2018)
    Volterra-series-type analyses to communication systems with stochastic resonance driven by sine waves result to. The n -hold Fourier transform of the n -th Volterra kernel plays an important role in the analysis. Methods ...
  • Growth rate of QED cascades in a rotating electric field 
    Kostyukov, I.Yu.; Artemenko, I.I.; Nerush, E.N. (Вопросы атомной науки и техники, 2018)
    QED cascading in a rotating electric field is studied. The cascade growth rate is derived from kinetic equations for electron-positron pairs and photons as a function of the field strength. The rate is in an agreement ...
  • Improving RF generation conditions in a ferrite-filled transmission line 
    Karelin, S.Y.; Krasovitsky, V.B.; Magda, I.I.; Mukhin, V.S. (Вопросы атомной науки и техники, 2018)
    The paper considers transformation of the short unipolar pulse of electric current in a coaxial transmission line filled with a ferromagnetic into a shock wave, with later generation of quasi-monochromatic radio ...
  • Quantum-mechanical simulations of interaction of many-electron quantum systems with ionizing laser pulses 
    Romanov, A.A.; Silaev, A.A.; Smirnova, D.A.; Sarantseva, T.S.; Minina, A.A.; Frolov, M.V.; Vvedenskii, N.V. (Вопросы атомной науки и техники, 2018)
    We develop parallel program for numerical simulation of the interaction of intense laser pulses with manyelectron atoms on the basis of the time-dependent Kohn-Sham equations. It is shown that the use of modern computer ...
  • Simulation of regimes in the pulse-forming lines by operator method 
    Chumakov, V.I.; Lonin, Yu.F.; Kharchenko, O.I. (Вопросы атомной науки и техники, 2018)
    In this paper the application of the Laplace transform to the analysis of circuits with distributed parameters is considered. As an example pulse-forming lines based on distributed parameters lines are analyzed. Such devices ...
  • Structural phase transitions in thin convection at dependence of viscosity on temperature 
    Gushchin, I.V.; Kuklin, V.M. (Вопросы атомной науки и техники, 2018)
    Conditions for a second-order phase transition in a thin liquid layer with poorly conductive boundaries under conditions of dependence of viscosity on temperature are considered. It is shown that, when the dependence is ...
  • Superradiance of stationary oscillators 
    Kuklin, V.M.; Litvinov, D.N.; Sporov, A.E. (Вопросы атомной науки и техники, 2018)
    The mathematical model of superradiance of the system of nonlinear oscillators that are restricted in space is considered. Each oscillator generates its own field. The interaction of the oscillators occurs between each ...
  • The superradiance of a bunch of rotating electrons 
    Kuklin, V.M.; Litvinov, D.N.; Sporov, A.E. (Вопросы атомной науки и техники, 2018)
    Equations describing the excitation of a TE wave by a beam of electrons rotating in an external magnetic field in a waveguide in two regimes were considered. In the first regime the interaction of the oscillators − rotating ...
  • Мagnetized particle diffusion in a random electric field with jumping phase 
    Zasenko, V.I.; Cherniak, O.М. (Вопросы атомной науки и техники, 2018)
    Diffusion of charged particles across a constant magnetic field caused by random varying electric field is considered. The electric field is assumed to be a superposition of waves with a fixed frequency, various wave vectors ...
  • Нeating of plasmas by microwave radiation with stochastic jumpphase 
    Karas, V.I.; Alisov, A.F.; Bolotov, O.V.; Karas, I.V.; Karelin, S.Yu.; Zagrebelny, I.A.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2018)
    The purpose of our paper is to determine the conditions for the creation of an energy-efficient light source initiated by microwave radiation with stochastic jumping phase (MWRSJP).It is shown, to create an effective ...
  • Оn pulsating radiation in weakly inverted media 
    Kirichok, A.V.; Kuklin, V.M.; Mischin, A.V.; Zagorodny, A.G. (Вопросы атомной науки и техники, 2018)
    A change in the character of maser generation in a two-level system is found when the initial population inversion exceeds some threshold value equal to the square root of the total number of atoms. Above this threshold, ...
  • Сhaotic magnetoconvection in a non-uniformly rotating electroconductive fluids 
    Kopp, M.I.; Tur, A.V.; Yanovsky, V.V. (Вопросы атомной науки и техники, 2018)
    We study a new type of magnetoconvection in a nonuniform rotating plasma layer under a constant vertical magnetic field. To describe the weakly nonlinear stage of convection we apply Galerkin-truncated approximation and ...
  • Тhe consequences of the modulation instabilities 
    Kuklin, V.M. (Вопросы атомной науки и техники, 2018)
    The paper demonstrates the consequences of modulation instability of intense periodic structures in wave and non-wave media. In the case of a large dissipation level, near and above the threshold, the instability leads ...
  • Тhe effect of nonreciprocity on the dynamics of coupled oscillators and coupled waves 
    Buts, V.A.; Vavriv, D.M. (Вопросы атомной науки и техники, 2018)
    The dynamics of nonreciprocally coupled oscillators and coupled waves is studied. Such coupling can lead to converting the energy of low-frequency (LF) oscillations to the energy of high-frequency (HF) oscillations. ...
  • Тhe superradiance of a bunch of rotating electrons 
    Kuklin, V.M.; Litvinov, D.N.; Sporov, A.E. (Вопросы атомной науки и техники, 2018)
    Equations describing the excitation of a TE wave by a beam of electrons rotating in an external magnetic field in a waveguide in two regimes were considered. In the first regime the interaction of the oscillators − rotating ...

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