Перегляд за автором "Pashchenko, A.V."

Сортувати за: Порядок: Результатів:

  • About storing of low energy ions 
    Tarasenko, A.S.; Guk, I.S.; Kononenko, S.G.; Pashchenko, A.V.; Shapoval, I.N.; Yuferov, V.B. (Вопросы атомной науки и техники, 2004)
    It shown, that using of two internal targets − the atomic jet and plasmas one − permits to store different ions of low energy. The magnetic structure and main parameters of proposed 150 keV tritium ions storage ring are given.
  • Comparison of pressure, magnetic field and excess manganese effects on transport properties of film and bulk ceramic La–Ca manganites 
    Mikhaylov, V.I.; Dyakonov, V.P.; Zubov, E.E.; Pashchenko, A.V.; Varyukhin, V.N.; Shtaba, V.A.; Szewczyk, A.; Abal’oshev, A.; Piotrowski, K.; Dyakonov, K.; Lewandowski, S.J.; Szymczak, H. (Физика низких температур, 2006)
    The pressure, magnetic field and excess manganese effects on transport and magnetoresistance effect (MRE) have been studied in both the epitaxial films and bulk ceramics of manganites (La₀.₇Ca₀.₃)₁₋xMn₁₊xO₃₋y (x = 0–0.2). ...
  • Contribution of drift and diffusion to water capacity deionization 
    Kudin, D.V.; Ostroushko, V.M.; Pashchenko, A.V.; Rodionov, S.V.; Yegorov, M.O.; Zavada, L.M. (Вопросы атомной науки и техники, 2021)
    Drift and diffusion of ions in a cavity having the shape of oblate ellipsoid of revolution are considered. The obtained approximate relationship, between the time of drift and diffusion filling of deep cavity with ions, ...
  • 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 ...
  • Excitation of oscillations in the vircator with premodulation 
    Melezhik, O.G.; Pashchenko, A.V.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2014)
    The electronics flows dynamic in vircator premodulation diode has been studied. The problem on stationary states and disturbances in the first order approximation of interacting contrary flows-direct and reflected from ...
  • 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 ...
  • High-frequency generation during the electron flow deceleration and reflection by the electrostatic potential 
    Tarasov, M.I.; Pashchenko, A.V.; Sitnikov, D.A.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2013)
    In this work we present the results of experimental study of generation of the RF-oscillations in a classic flat triode configuration for both presence and absence of the reflected particles flow. The amplitude and frequency ...
  • High-frequency properties of the electron flow slowing down in a planar diode 
    Pashchenko, A.V.; Melezhik, O.G.; Romanov, S.S.; Sitnikov, D.A.; Tarasov, I.K.; Tarasov, M.I.; Shapoval, I.M.; Novikov, V.E; Yatsyshin, V.A. (Вопросы атомной науки и техники, 2011)
    The instability of the electron flow injected into a planar diode and slowed down in it under the action of the external electric field is investigated through the exact solution of the set of inhomogeneous hydrodynamic ...
  • Magnetic field dynamics in plasma opening switch 
    Manuilenko, O.V.; Onishchenko, I.M.; Pashchenko, A.V.; Pashchenko, I.A.; Soshenko, V.A.; Svichensky, V.G.; Yuferov, V.B.; Zajtsev, B.V. (Вопросы атомной науки и техники, 2021)
    Computer simulations for magnetic field penetration into plasma of plasma opening switch (POS), and current loop formation in it are presented for various initial plasma densities, currents, and POS geometries. It is shown ...
  • Modification of the pierce instability of the electron flow in a diode with an external electromagnetic action 
    Melezhik, O.G.; Pashchenko, A.V.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2014)
    The stability of electron fiow passage through the diode with a neutralized space charge has been investigated on the basis of the first-order approximation for hydrodynamic and Maxwell equations. Classification of solutions ...
  • Non-linear self-acceleration of electrons emitted by plasma cathode 
    Pashchenko, A.V.; Pashchenko, I.A. (Вопросы атомной науки и техники, 2002)
    A non-linear non-stationary analytical theory of diode gap overlap by electrons emitted from the plasma cathode is represented. The fact of the non-linear self-acceleration at the electron flow front is confirmed.
  • On oscillations in the premodulation diode of the vircator 
    Melezhik, O.G.; Pashchenko, A.V.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2015)
    It is shown, that oscillation generation in premodulation diode of vircator caused by decelerated electron flow and two-flow instabilities.
  • Plasma and magnetic field dynamics in POS: pic simulations 
    Manuilenko, O.V.; Onishchenko, I.N.; Pashchenko, A.V.; Pashchenko, I.A.; Yuferov, V.B. (Problems of Atomic Science and Technology, 2022)
    2D3V particle in cell computer simulations for plasma, magnetic field and current density spatio-temporal dynamics in plasma opening switch (POS) are presented for various initial plasma densities. The current channel ...
  • Structure and theory of virtual cathode in magnetic self-insulated transmission line 
    Pashchenko, A.V. (Вопросы атомной науки и техники, 2000)
    The possibility of formation of a virtual cathode in a self-insulated magnetic line is shown.