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Перегляд Вопросы атомной науки и техники за темою "Beam dynamics"

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за темою "Beam dynamics"

Сортувати за: Порядок: Результатів:

  • Acceleration of particles by intensive electromagnetic fields in a vacuum with external magnetic field 
    Buts, V.А.; Kuzmin, V.V.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2020)
    The possibilities and conditions of effective interaction, in particular acceleration, of charged particles by the field of an intense plane electromagnetic wave in the presence of an external constant magnetic field are ...
  • Anomalous modulation of the wave field in a plasma waveguide 
    Kuklin, V.M.; Poklonskiy, E.V. (Вопросы атомной науки и техники, 2019)
    The consequences of the development of the modulation instability of an intense wave field in a waveguide filled with plasma are considered. It is shown that in the mode of developed instability, the amplitude of the main ...
  • Attainable electron energy in diode with plasma cathode at the given voltage 
    Ostroushko, V.; Pashchenko, A.; Pashchenko, I. (Вопросы атомной науки и техники, 2019)
    It is considered an acceleration of electrons in a one-dimensional interval, part of which is filled by ions initially compensated by electrons. For the stages of forward motion and backward motion of a part of electrons, ...
  • Coulomb limit for accelerating current in a linac accelerating channel based on combined RF focusing 
    Tishkin, S.S.; Shulika, M.G.; Shulika, O.M. (Вопросы атомной науки и техники, 2020)
    Ion beam propagation stability in an accelerating channel based on combined RF-focusing (CRFF) at high spacecharge density is investigated. It is demonstrated that in case of grouped beam acceleration, the Coulomb current ...
  • Dynamics of the electron beam generated by the magnetron gun with different configurations of the magnetic field in the transportation channel 
    Mazmanishvili, O.S.; Reshetnyak, M.G.; Romasko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2021)
    The dynamics of the dimensions of the electron beam generated by the magnetron gun in the particle transport channel and the efficiency of focusing the tubular electron beam in the gradient magnetic field are investigated. ...
  • Electron beam dynamics at output magnetron gun in gradient magnetic field 
    Mazmanishvili, A.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2019)
    The results of numerical calculations based on the electron beam dynamics generated by a magnetron gun in the transport channel in a gradient magnetic field are presented. The dependence of the final transverse distribution ...
  • 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 ...
  • Estimation of BBU threshold current in an inhomogeneous accelerating section 
    Ayzatsky, M.I.; Kramarenko, K.Yu.; Mytrochenko, V.V. (Вопросы атомной науки и техники, 2020)
    In this work we describe the procedure of estimation of regenerative beam blowup threshold current in an inhomogeneous accelerating section. The self-consistent problem of transverse motion of particles in the field of ...
  • Formation of electron beams with given spatial distributions by the scanner 
    Rudychev, V.G.; Lazurik, V.T.; Rudychev, Y.V. (Вопросы атомной науки и техники, 2022)
    In this article, the formation of given distributions of electron fluxes on the surfaces of irradiated objects using magnetic fields of one-dimensional and two-dimensional scanners was studied. The types of time-dependences ...
  • Modeling of oscillatory and rotary trajectories of electrons in gradient magnetic field magnetron gun 
    Mazmanishvili, A.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2021)
    The motion of electrons in cylindrical magnetic field with variable strength along the axis is considered. The formation of a beam with energy of 55 keV in the longitudinal direction during its transport in solenoidal ...
  • Multi-purpose modes of formation of electron beams in the cylindrical magnetic field of the magnetron gun 
    Mazmanishvili, A.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2021)
    The results of the study on the formation of electron beams by the magnetron gun at various configurations of the magnetic field in the beam transport channel are presented. A technique for modeling the processes of formation ...
  • Non-stationary model of the solar core 
    Skoromnaya, S.F.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2020)
    The main parameters of the standard model of the Sun are considered, according to which the Sun is considered as a spherically symmetric and quasistatic star, and thermonuclear reactions of the pp-cycle mainly occur inside ...
  • Numerical simulation of multibeam systems by EL&ION code 
    Martynenko, P.A. (Вопросы атомной науки и техники, 2020)
    Based on the tube method, taking into account the three second law for the current in each tube, the program EL&ION for preliminary rapid numerical analysis of the electron-optical system was developed, using which the ...
  • On beam propagation stability in a linac accelerating channel based on combined RF-focusing 
    Tishkin, S.S.; Shulika, M.G.; Shulika, O.M. (Вопросы атомной науки и техники, 2019)
    The issue of simultaneous longitudinal and transverse particle propagation stability in a linear ion accelerator channel based on combined RF-focusing is investigated. Values for RFQ field gradient to provide transverse ...
  • On generation of a wave package in a waveguide, filled active medium 
    Kostenko, V.V.; Kuklin, V.M.; Poklonskiy, E.V. (Вопросы атомной науки и техники, 2020)
    Excitation of electromagnetic waves in a waveguide with a medium, which is a two-level system, is considered. To describe the processes, both classical electrodynamics methods and quantum mechanics methods are used. The ...
  • Particle dynamics in the injector of ion linear induction accelerator 
    Karas’, V.I.; Kornilov, E.A.; Manuilenko, O.V.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2019)
    The investigations of the particle dynamics in the injector of a linear induction accelerator (LIA) in the presence of an accelerating electric field and a uniform longitudinal magnetic field of various magnitudes have ...
  • Radiation friction of relativistic charged particles moving in a periodic field 
    Ognivenko, V.V. (Вопросы атомной науки и техники, 2022)
    The motion of relativistic charged particles beam in an external periodic field is considered, taking into account the influence of incoherent fields produced by particles on this motion. On the basis of the dynamics of ...
  • Radiation of virtual cathode sequence in magnetized relativistic electron beam 
    Gorban, А.М.; Lonin, Yu.F.; Ponomaryov, A.G. (Вопросы атомной науки и техники, 2019)
    The numerical simulation method has been applied to investigate the characteristics of radiation from the sequence of two or three virtual cathodes (VC) which are formed in the magnetized plane relativistic electron beam. ...
  • Short pulse electron linac with full beam loading compensation 
    Mytrochenko, V.V.; Perezhogin, S.O.; Zhyglo, V.Ph.; Opanasenko, А.M. (Вопросы атомной науки и техники, 2020)
    Acceleration of intense short-pulsed electron beams in transient mode with energy spread about a few tenths of a percent is the actual problem for RF linacs, in an instance, for an electron injector of a storage ring. In ...
  • The ion energy in a plasma resonator excited by a powerful microwave pulse at ECR frequency 
    Antonov, A.N.; Antipov, V.S.; Kornilov, E.A.; Miroshnichenko, V.A.; Vinokurov, V.A. (Вопросы атомной науки и техники, 2020)
    The possibility of heating argon plasma ions with a density of ≈10¹³ cm⁻³ to 2 keV in a resonator placed in a magnetic field of a plug configuration when oscillations were excited at an electron-cyclotron resonance frequency ...

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