Перегляд за автором "Agafonov, A.V."

Сортувати за: Порядок: Результатів:

  • Brillouin and kynetic flows in a magnetron diode 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2004)
    Two classes of approaches have received the most attention to describe the important space charge dynamics in a magnetron are Brillouin flow and double-stream kinetic model. Precise analysis of electron dynamics in fully ...
  • Charged plasma interaction with a surface in crossed fields 
    Agafonov, A.V.; Fedorov, V.M.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2005)
    Problems of non-linear dynamics and non-stationary behaviour of charged plasma interacting with secondary emission surfaces in crossed E×B-fields are discussed from the point of view of the investigation of new approaches ...
  • Compact dynatron modulator 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2001)
    It is proposed to use a dynatron effect to modulate the voltage across the vacuum inverted coaxial diode with magnetic insulation supplied by an external pulsed high-voltage source connected to the modulator via the ...
  • Computer simulation of low-energy high-current electron beam dynamics in a long plasma-filled diode 
    Agafonov, A.V.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2008)
    Results of computer simulation of low-energy high-current electron beam dynamics in a low-impedance system consisting of a diode with a long plasma anode, just siding with an explosive emission cathode and an auxiliary ...
  • Coupling states in moving quasi-neutral medium 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2005)
    The possibility of existence of spherically symmetrical quasi-neutral collective coupling states (CCS) in collisionless plasma is discussed. Correlation phenomena in quasi-neutral systems with hot electron component moving ...
  • Current status of Lebedev Physical Institute far infrared free electron laser 
    Agafonov, A.V.; Bukin, A.I.; Koltsov, A.V.; Kurakin, V.G.; Lebedev, A.N. (Вопросы атомной науки и техники, 1999)
  • Development of an advanced x-ray generator based on Compton back-scattering: a proposal for Science for Peace sub-program of NATO 
    Agafonov, A.V.; Botman, J.I.M.; Gladkikh, P.I.; Kachinskiy, A.V.; Karnaukhov, I.M.; Lebedev, A.N.; Mytsykov, A.O.; Shcherbakov, A.A.; Tatchyn, R.; Telegin, Yu.N.; van der Wiel, M.; Zelinsky, A.Yu. (Вопросы атомной науки и техники, 2001)
    An extended form of a cooperative project proposal is presented. The main goal of the proposal is the design and construction of a storage ring X-ray generator based on Compton backscattering. The project’s primary objectives ...
  • Dynamic behavior of HTSC opening switch models controlled by short over-critical current pulses 
    Agafonov, A.V.; Krastelev, E.G.; Mikhalev, P.S.; Voronin, V.S. (Вопросы атомной науки и техники, 1999)
    Dynamical properties of thin epitaxial film of YBa₂Cu₃O₇ HTSC-opening switch models under action of short overcritical current pulses were measured to test this method of control of fast (of nanosecond range) high-power ...
  • Dynamics and capture of space-charge dominated electron beams in crossed-fields system 
    Agafonov, A.V. (Вопросы атомной науки и техники, 1999)
    Problems of nonlinear dynamics of space-charge dominated electron beams in crossed ExB-fields are discussed from the point of view of the investigation of schemes of intense electron beam formation for compact cyclic ...
  • Electron beam generation in a low-impedance system 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2006)
    Results of computer simulation of low-energy high-current electron beam generation in a low-impedance system consisting of plasma-filled diode with a long plasma anode, an auxiliary thermionic cathode, and an explosive emission ...
  • Formation of localised electron flow inside an interaction region of relativistic magnetron 
    Agafonov, A.V.; Lebedev, A.N.; Krastelev, E.G. (Вопросы атомной науки и техники, 2004)
    For an increasing of the efficiency of relativistic magnetrons it is very important to prevent the axial drift of electrons away from an interaction region and the generation of a parasitic e-beam at the end of a cathode, ...
  • Forming of precision thin-wall hollow electron beams for microwave generators 
    Agafonov, A.V.; Krastelev, E.G.; Lebedev, A.N.; Voronin, V.S.; Lebedev, P.N. (Вопросы атомной науки и техники, 1999)
    The electron gun producing the precision hollow relativistic electron beam for coherent microwave generator applications has been developed and tested. It is based on the large non-adiabatic compression of the beam ...
  • High-current electron beam guiding by the creation of profiled plasma channel 
    Agafonov, A.V.; Bogachenkov, V.A. (Вопросы атомной науки и техники, 2004)
    Earlier performed experiments showed effectiveness of proposed approach for a high-current non-relativistic electron beam generation in a plasma-filled diode with a plasma anode and an explosive emission cathode. Our ...
  • High-current low-energy electron beam generation in plasma system 
    Agafonov, A.V.; Bogachenkov, V.A.; Krastelev, E.G. (Вопросы атомной науки и техники, 2006)
    Results of experimental investigations of low-energy high-current electron beam generation in a plasma-filled diode with a long plasma anode and an explosive emission cathode are given. An additional low-current electron beam ...
  • Higt-current non-relativistic electron beam generation and transport 
    Agafonov, A.V.; Krastelev, E.G.; Mikhalev, P.S. (Вопросы атомной науки и техники, 1999)
  • Hysteresis effects in electron guns 
    Agafonov, A.V.; Lebedev, A.N. (Вопросы атомной науки и техники, 2004)
    Computer simulations of beam formation in an electron gun with large compression of a thin annular beam show some hysteresis effects: a beam with different currents can exist in the same external conditions. The results ...
  • Latent fields in a beam-plasma system 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2012)
    In a beam-plasma systems embedded in a magnetic field “paramagnetic” states of the beam can be realized with increased to the axis of the system or varied along the system full magnetic field under the condition of ...
  • Lebedev physical institute radiation complex – current status and new concepts 
    Agafonov, A.V.; Alekseev, V.M.; Bukin, A.I.; Busygin, V.P.; Koltsov, A.V.; Kurakin, V.G.; Lebedev, A.N.; Tamm, E.I.; Kurakin, P.V. (Вопросы атомной науки и техники, 2001)
    Multipurpose radiation complex is the result of long- term permanent development of new instrumentation at the Lebedev Physical Institute. This is stand-alone large facility designed for fundamental and applied research ...
  • Longitudinal diamagnetic effects in beam-plasma system embedded in an external magnetic field 
    Agafonov, A.V. (2010)
    High-current electrons beams generated in an external magnetic field in vacuum behave as a diamagnetic and force a magnetic field out of its volumes in radial direction. Under the condition of conservation of a magnetic ...
  • Low-energy high-current electron beam generation in plasma system and beam-plasma interaction 
    Agafonov, A.V.; Bogachenkov, V.A.; Suleymanov, O.S.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2007)
    The review of results of experimental investigations and computer simulations of low-energy high-current electron beam generation in a low-impedance system and dynamics of beam-plasma system are given. The system includes ...