Перегляд за автором "Goncharov, A.A."

Сортувати за: Порядок: Результатів:

  • Confinement theorem for high-current plasma lens 
    Goncharov, A.A.; Maslov, V.I.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2000)
    The theorem about a fraction of magnetized electrons, which could reach the cylindrical wall, is generalized for the case of collisionless plasma lens for focusing of ion beams. Long electron column is considered. The ...
  • Cylindrical magnetron based on the plasmaoptical principles 
    Dobrovol's'kii, A.M.; Evsyukov, A.N.; Goncharov, A.A.; Protsenko, I.M. (Вопросы атомной науки и техники, 2007)
    The operation of any magnetron-type sputtering system is based on using of anomalous glow discharge in a crossed E ┴ B fields. In such systems a principle of magnetic isolation of electrons is realized and idea of magnetic ...
  • Distributed vorticity and density uniformity in plasma lens 
    Goncharov, A.A.; Maslov, V.I.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2000)
    The influence of spatially distributed vorticity on the lifetime of discrete electron vortices in plasms lens is investigated analytically. The several mechanism is shown to lead to enhance a process of merging of discrete ...
  • Effects of vortices on ion beam focusing in a plasma lens 
    Goncharov, A.A.; Gubarev, S.N.; Maslov, V.I.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2001)
    For high-current ion-beam focusing a vortical turbulence has been excited in plasma lens by the nonremovable gradient of an external magnetic field. The paper presents theoretical investigation, in the cylindrical ...
  • Electron beam formation and its effect in novel plasma-optical device for evaporation of micro-droplets in cathode arc plasma coating 
    Goncharov, A.A.; Maslov, V.I.; Naiko, L.V. (Вопросы атомной науки и техники, 2016)
    The additional pumping of energy into arc plasma flow by the self-consistently formed radially directed beam of high-energy electrons for evaporation of micro-droplets is considered. The radial beam appears near the ...
  • Emerging trends in wall-free Hall thrusters development 
    Litovko, I.V.; Bazhenov, V.Yu.; Goncharov, A.A.; Dobrovolsky, A.N.; Naiko, I.V. (Вопросы атомной науки и техники, 2021)
    2D-hybrid model was created for the proposed new type accelerator with a virtual cathode which allows to avoid sputtering of the cathode surface and to preserve the dynamics of accelerated ions. In the framework of the ...
  • Evaporation of micro-droplets in cathode arc plasma coating under formed electron beam 
    Goncharov, A.A.; Maslov, V.I.; Litovko, I.V.; Ryabtsev, A. (Problems of Atomic Science and Technology, 2022)
    Evaporation of micro-droplets in an arc plasma flow under the action of a self-consistency electron beam and the condition of direct heating of micro-droplets by fast electrons are considered. It is shown that the plasma ...
  • Floating potential of dielectric target in plasma-beam discharge with magnet field 
    Dobrovol`s`kii, A.M.; Evsyukov, A.N.; Goncharov, A.A.; Protsenko, I.M. (Вопросы атомной науки и техники, 2006)
    We present the results of investigations of the floating potential compensation of dielectric target in selfsustained plasma beam discharge in the magnetic field. We use gridless single-stage plasma accelerators with closed ...
  • Gas magnetron deposition of structured TiO₂ nanofilms 
    Dobrovolskiy, A.M.; Goncharov, A.A.; Kostin, E.G.; Frolova, E.K. (Вопросы атомной науки и техники, 2013)
    The paper describes the peculiarities of deposition nano-sized titanium dioxide coatings in the cylindrical inverted gas magnetron. It is shown the influence of the main parameters magnetron sputtering, like as working gas ...
  • Influence of magnetic field strength on the focusing properties of a high-current plasma lens 
    Goncharov, A.A.; Gubarev, S.M.; Protsenko, I.M.; Brown, I. (Вопросы атомной науки и техники, 2000)
    We present results of experimental studies of the operation of the high-current wide-aperture plasma lens in the range of low magnetic fields. Investigations of focusing of copper and carbon ion beams with current up to ...
  • Last results of novel plasmaoptical devices investigation 
    Goncharov, A.A.; Dobrovolsky, A.M.; Bazhenov, V.Yu.; Litovko, I.V.; Naiko, I.V.; Naiko, L.V.; Kostin, E.G.; Protsenko, I.M. (Вопросы атомной науки и техники, 2018)
    The combined system composed of the vacuum arc evaporator and plasmaoptical system with plasma lens (PL) geometry are presented and studied. The plasmadynamical characteristics of high density low energy plasma flow propagating ...
  • Modernized technological accelerator with anode layer for ion cleaning 
    Dobrovol`s`kii, A.N.; Goncharov, A.A.; Pavlov, S.N.; Panchenko, O.A.; Protsenko, I.M. (Вопросы атомной науки и техники, 2002)
  • Non-linear evolution of vortices in high-current electrostatic plasma lens 
    Goncharov, A.A.; Maslov, V.I.; Onishchenko, I.N.; Stomin, V.L.; Tretyakov, V.N. (Вопросы атомной науки и техники, 2004)
    The spatial structure and nonlinear dynamics of vortices in plasma lens for high-current ion-beam focusing have been investigated theoretically.
  • On a possibility of creation of positive space charge cloud in a system with magnetic insulation of electrons 
    Goncharov, A.A.; Dobrovol’skii, A.M.; Dunets, S.P.; Evsyukov, A.N.; Protsenko, I.M. (Вопросы атомной науки и техники, 2009)
    We describe a new approach for creation an effective, low-cost, low-maintenance axially symmetric plasma optical tools for focusing and manipulating high-current beams of negatively charged particles, electrons and negative ...
  • Optimum plasma lens for focussing of high-current ion beams 
    Goncharov, A.A.; Maslov, V.I.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2002)
    The optimum plasma lens, intended for the focussing of high-current ion beams, has been investigated.
  • Peculiarities of self-sustained discharge in closed electron drift accelerator based on permanent magnets 
    Pavlov, S.N.; Goncharov, A.A.; Dobrovolsky, A.N.; Protsenko, I.M. (Вопросы атомной науки и техники, 2002)
  • Present status of the positive space charge lense for focusing intense negative charged particle beams 
    Goncharov, A.A.; Dobrovolskiy, A.M.; Dunets, S.M.; Litovko, I.V.; Gushenets, V.I.; Oks, E.M.; Bugaev, A.S. (Вопросы атомной науки и техники, 2012)
    We describe the new experimental and simulation results of wide-aperture (6 cm) non-relativistic (up to 18 keV) intense (up to 400 mA) electron beam focusing by the positive-space-charge plasma lens. Recently we proposed ...
  • Spatial and time dynamics of non-linear vortices in high-current plasma lens 
    Goncharov, A.A.; Maslov, V.I.; Onishchenko, I.N.; Stomin, V.L.; Tretyakov, V.N. (Вопросы атомной науки и техники, 2003)
    The spatial shape and non-linear dynamics of vortices in the high-current plasma lens have been investigated.
  • Technological accelerator with closed electron drift for surface treatment 
    Goncharov, A.A.; Dobrovolskii, A.M.; Pavlov, S.N.; Panchenko, O.A.; Protsenko, I.M. (Вопросы атомной науки и техники, 2000)
    Now the technologies of functional covers deriving on large surfaces intensively are developed. For these purposes the plasma sputtering systems of magnetron, vacuum - arc, electron -beam and other types are effectively ...
  • Temperature dynamics of the microdroplet fraction of metal plasma in plasma-optical devices with fast electrons 
    Goncharov, A.A.; Litovko, I.V.; Ryabtsev, A.V. (Problems of Atomic Science and Technology, 2023)
    The computer simulation of a plasma filter with fast electrons shows that the main source of droplet heating is thermal electrons, while the role of fast electrons is reduced mainly to transferring energy to slow electrons. ...