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Перегляд Вопросы атомной науки и техники за темою "Новые методы ускорения заряженных частиц"

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за темою "Новые методы ускорения заряженных частиц"

Сортувати за: Порядок: Результатів:

  • Beam dynamics optimization in electrostatic field 
    Ovsyannikov, A.D. (Вопросы атомной науки и техники, 2013)
    The problem of optimization of charged particle beam dynamics in an axially symmetric electric field is considered. The complex potential is represented as a Cauchy integral of a function defined on the boundary of the ...
  • Charged particle (CP) acceleration by an intense wake-field (WF) excited in plasmas by either laser pulse (LP) or relativistic electron bunch (REB) 
    Balakirev, V.A; Karas, I.V.; Karas’, V.I.; Levchenko, V.D.; Bornatici, M. (Вопросы атомной науки и техники, 2003)
    In the present paper the results from theoretical and experimental studies as well as from 2.5-D numerical simulation of both the plasma WF excitation by either REB or LP and the CPWF acceleration are discussed. The results ...
  • Concept of plasma-dielectric wakefield accelerator. Theory and experiment 
    Berezina, G.P.; Galaydych, K.V.; Kniaziev, R.R.; Linnik, A.F.; Markov, P.I.; Omelayenko, O.L.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S. (Вопросы атомной науки и техники, 2015)
    The wakefield excitation by a long sequence of relativistic electron bunches in a dielectric waveguide/resonator of round cross-section with transit channel filled with plasma of various densities was theoretically and ...
  • Design of a gas cell for laser wakefield acceleration of electrons 
    Golovanov, A.A.; Lebedev, V.S.; Kostyukov, I.Yu. (Вопросы атомной науки и техники, 2018)
    Laser-wakefield acceleration of electrons in a gas cell is considered. The OpenFOAM package is used to study the influence of the parameters of the cell on the density profile. Particle-in-cell simulations of laser ...
  • Dielectric waveguides for electron acceleration by laser pulse wakefield 
    Balakirev, V.A.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2018)
    Conditions on parameters of the dielectric waveguides are determined for the possibility of laser pulse propagation with relativistic group velocity. In such waveguides laser pulse can excite electromagnetic wake waves, ...
  • Dynamical accelerating structures of thermoionic plasma 
    Borgun, I.V.; Zinov’ev, D.V.; Ryabchikov, D.L.; Sereda, I.N.; Tseluyko, A.F. (Вопросы атомной науки и техники, 2013)
    The conditions of dynamical accelerating structures of double layer type forming on the edge of thermo-ionic plasma are investigated. Plasma was created by the way of material thermo-evaporation with further ionization ...
  • Energy spectra of accelerated electrons of chain relativistic electron bunches at excitation of wakefield in dielectric resonator 
    Balakirev, V.A.; Onishchenko, I.N.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2015)
    The energy spectra of a long sequence of relativistic electron bunches at the output of the dielectric resonator taking into account initial energy spread of the relativistic electron bunches are investigated. It is ...
  • Excitation of surface wakefield in the dielectric waveguide without metal casing by the sequence of electron bunches 
    Kiselev, V.A.; Kirichenko, Yu.V.; Linnik, A.F.; Onishchenko, I.N.; Papkovich, V.G.; Pristupa, V.I. (Вопросы атомной науки и техники, 2013)
    Results of theoretical and experimental studies of surface wakefield excitation in tubular dielectric tube without metal casing by a sequence of relativistic electron bunches were presented. The wakefield excitation in ...
  • Experiments on resonator concept of plasma wakefield accelerator driven by a train of relativistic electron bunches 
    Kiselev, V.A.; Linnik, A.F.; Mirny, V.I.; Onishchenko, I.N.; Uskov, V.V. (Вопросы атомной науки и техники, 2008)
    The experimental installation was elaborated to increase plasma wakefield amplitude by means of using plasma resonator that allows all bunches of the train to participate in wakefield build-up contrary to waveguide case, ...
  • Focusing of electron and positron bunches in plasma-dielectric wakefield accelerators 
    Kniaziev, R.R.; Manuilenko, O.V.; Markov, P.I.; Marshal, T.C.; Onishchenko, I.N.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2013)
    The results of analytical studies and numerical simulations of wakefield excitation in a plasma-dielectric structure are presented. In the linear theory approximation (overdense plasma) it is shown that at a certain plasma ...
  • Focusing of relativistic electron bunches by nonresonant wakefield excited in plasma 
    Maslov, V.I.; Levchuk, I.P.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2015)
    Focusing of relativistic electron bunches by nonresonant wakefield, excited by them in plasma, is investigated by numerical simulation. For a good focusing bunches are placed optimally relatively to the excited wave. For ...
  • Formation of periodical magnetic fields by sequence of rings with different electric and magnetic properties 
    Kopiychenko, D.Yu.; Onishchenko, I.N.; Sotnikov, G.V.; Pushkarev, S.S.; Prokopenko, Yu.V.; Chupikov, P.T.; Medvedev, D.V. (Вопросы атомной науки и техники, 2004)
    The electrodynamics analysis of topography of magnetic fields originating in spatially periodic system is carried out. The system under investigation is the solenoid inside which rings made from materials differ in electric ...
  • Investigation of multibunch wakefield excitation in dielectric compound-resonator 
    Berezina, G.P.; Galaydych, K.V.; Krivonosov, G.A.; Linnik, A.F.; Omelaenko, O.L.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2018)
    Theoretical and experimental studies of the wakefield excitation in a dielectric compound-resonator by the train of electron bunches injected from the "Almaz-2M" accelerator are presented. The compound-resonator is a ...
  • Ion acceleration in scanning wake-fied accelerator 
    Latsko, E.M. (Вопросы атомной науки и техники, 2003)
    We propose a concept of high-gradient acceleration in a Scanning Wake-Field Accelerator (SWFA). Advantages inherent to this concept make it possible to create a compact accelerator with a stable, long-duration and controlled ...
  • Ions acceleration in a temporary and spatially modulated intense REB 
    Chupikov, P.T.; Medvedev, D.V.; Onishchenko, I.N.; Panasenko, B.D.; Prokopenko, Yu.V.; Pushkarev, S.S.; Yegorov, A.M. (Вопросы атомной науки и техники, 2004)
    The conception, proposed by Lymar, Khizhnyak, and Belikov, to use collective electromagnetic fields of space charge excited in high-current relativistic electron beam (REB), modulated in time and space, have been ...
  • Mathematical optimization model for alternating-phase focusing (APF) linac 
    Ovsyannikov, D.A.; Altsybeyev, V.V. (Вопросы атомной науки и техники, 2013)
    Mathematical model of beam dynamic optimization in an equivalent traveling wave is suggested. The problem of the APF linac parameters optimization is being discussed. Beam dynamics in the 14 MeV deuteron accelerator are ...
  • Mechanisms of synchronization of relativistic electron bunches at wakefield excitation in plasma 
    Lotov, K.V.; Maslov, V.I.; Onishchenko, I.N.; Yarovaya, I.P. (Вопросы атомной науки и техники, 2013)
    Using code Lcode the mechanisms of defocusing of electron bunches at wakefield excitation in plasma have been demonstrated.
  • Plasma production by a sequence of relativistic electron bunches in the transit channel of the dielectric structure 
    Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I.; Berezina, G.P.; Omelayenko, O.L.; Us, V.S. (Вопросы атомной науки и техники, 2015)
    In the concept of plasma-dielectric wakefield accelerator plasma presence in the transit channel of the dielectric structure plays at significant role in increasing the accelerating field and providing bunches focusing. ...
  • Radial acceleration and cumulation of ions by an intense converging ring laser pulse 
    Balakirev, V.A.; Onishchenko, I.N.; Povrozin, A.I.; Tolstoluzhsky, A.P.; Yegorov, A.M. (Вопросы атомной науки и техники, 2008)
    Cumulation dynamics and acceleration of deuterium plasma ions by a focused ring laser pulse of the femtosecond duration are theoretically investigated. Laser pulse is focused by a dielectric lens. The spatial structure ...
  • Short cylindrical electron bunch dynamics and wake fields` excitation in plasma with the external magnetic field 
    Shcherbinin, M.A.; Anisimov, I.O. (Вопросы атомной науки и техники, 2015)
    Dynamics of the non-relativistic cylindrical electron bunch injected into the homogeneous plasma along the external magnetic field was studied using computer simulation via PIC method. The initial bunch length was equal ...

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