Перегляд за автором "Pristupa, V.I."

Сортувати за: Порядок: Результатів:

  • Accelerating of the electrons of electron bunches in a waveguide loaded dielectric structure 
    Linnik, A.F.; Onishchenko, I.N.; Omelayenko, O.L.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S. (Вопросы атомной науки и техники, 2021)
    The paper presents some results of experimental studies of the excitation of wake fields and the acceleration of electrons in waveguide-dielectric structures (DS) upon injection of a sequence of electron bunches into them. ...
  • Acceleration and focusing of electron bunches by wakefields in plasma produced in neutral gas by a nonresonant sequence of bunches 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I. (Вопросы атомной науки и техники, 2012)
    It is experimentally investigated the possibility of accelerating and focusing of relativistic electron bunches by wakefields excited by their sequence in plasma, produced during its passage through the neutral gas, caused ...
  • 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 ...
  • Cumulation and acceleration of ions by TW femtosecond laser pulse 
    Balakirev, V.A.; Dovbnya, A.N.; Yegorov, A.M.; Krasnogolovets, M.A.; Onishchenko, I.N.; Onishchenko, N.I.; Povrozin, A.I.; Pristupa, V.I. (Вопросы атомной науки и техники, 2004)
    A new method of ion cumulation and acceleration at three-dimensional compression of plasma in the ”light trap” created in the focal region of the high-power femtosecond laser is theoretically studied. The ”light trap” ...
  • Development of a new device for triggering a linear electron accelerator "ALMAZ-2" 
    Zaleskyi, D.Yu.; Pristupa, V.I.; Us, V.S.; Omelaenko, O.L.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2021)
    A new device for triggering of the linear accelerator of electrons has been developed and tested. The circuit device consists of a master generator forming rectangular pulses with a duration of 1…2 μs with a front of about ...
  • Elaboration of plasma-dielectric wakefield accelerator 
    Onishchenko, I.N.; Berezina, G.P.; Galaydych, K.V.; Kniazev, R.R.; Linnik, A.F.; Markov, P.I.; Omelaenko, O.L.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S. (Вопросы атомной науки и техники, 2016)
    Theoretical and experimental investigations of the physical principles of wakefield accelerator based on the excitation of accelerating wakefield in the plasma-dielectric structure by a long sequence of relativistic ...
  • Elaboration of the plasma-dielectric wakefield accelerator with a profiled sequence of driver electron bunches 
    Onishchenko, I.N.; Galaydych, K.V.; Kniaziev, R.R.; Krivonosov, G.O.; Linnik, A.F.; Markov, P.I.; Omelayenko, O.L.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S.; Zaleskiy, D.Yu. (Problems of Atomic Science and Technology, 2023)
    A theoretical and experimental study of wakefield excitation by a profiled sequence of relativistic electron bunches in the plasma-dielectric structure, the parameters of which provide the conditions for the excitation of ...
  • 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 ...
  • 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 ...
  • Measurement of plasma density formed at passing of a sequeence of relativistic electron bunches through the neutral gas 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I.; Ivanov, B.I.; Prishchepov, V.P. (Вопросы атомной науки и техники, 2013)
    Using an open barrel-shaped resonator (OBR) plasma density, produced by a sequence of duration 2 μs of relativistic electron bunches, each of energy 4.5 MeV and charge 0.16 nC, in air at pressure of 10…60 Torr was measured. ...
  • 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. ...
  • Probe for measuring the longitudinal component of the electric field in a dielectric wakefield accelerator 
    Zalesky, D.Yu.; Pristupa, V.I.; Us, V.S.; Sotnikov, G.V. (Problems of Atomic Science and Technology, 2023)
    To conduct experiments to determine the amplitude of the electric field and the transformation ratio in the wake field accelerator based on dielectric structures excited by electron bunches of the Almaz-2 electron accelerator, ...
  • The net current increase at moves sequence of relativistic electron bunches in plasma with decreasing density 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I.; Berezina, G.P. (Вопросы атомной науки и техники, 2015)
    The results of experimental studies of increasing the net current (sum of the beam current and the plasma current) during propagation of the sequence of 6000 relativistic electron bunches with a charge 0.32 nQ and duration ...
  • To the possibility of liquid dielectrics use in wakefield method of charged particle acceleration 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I. (Вопросы атомной науки и техники, 2013)
    Possibility of use of liquid dielectrics for dielectric loaded structures for wakefield acceleration of the charged particles is investigated. Application of liquid dielectric, at its circulation through structure, allows ...
  • Transformation ratio increase at wakefields excitation in the dielectric structure by a shaped sequence of relativistic electron bunches 
    Berezina, G.P.; Linnik, А.F.; Maslov, V.I.; Omelayenko, O.L.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S. (Вопросы атомной науки и техники, 2016)
    The energy transformation ratio is proportional to the number of bunches under the formulated condition validity at the excitation of wakefield in the dielectric resonator by sequence of short relativistic electron bunches ...
  • Wakefield acceleration. State and prospects (Оverview) 
    Onishchenko, I.N.; Pristupa, V.I. (Вопросы атомной науки и техники, 2017)
    The results of researches on the wakefield method of high-gradient acceleration of charged particles carried out within the framework of the projects “FACET” (SLAC), “BELLA” (LNBL), “AWAKE” (CERN) and in other laboratories, ...
  • Wakefield excitation in plasma-dielectric structures by a sequence relativistic electron bunches 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V.; Berezina, G.P. (Вопросы атомной науки и техники, 2015)
    he results of theoretical and experimental studies of the influence of the plasma in the transit channel of dielectric structure on the efficiency of wakefield excitation by a sequence of relativistic electron bunches are ...
  • Wakefields excitation in plasma, produced by a sequence of electron bunches in neutral gas, accelerating and focusing electrons by them 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I. (Вопросы атомной науки и техники, 2011)
    Experiments on wakefield excitation by a long sequence of relativistic electron bunches in plasma, formed by head bunches of the same sequence in neutral gas of various pressure are presented. The ranges of pressure are ...
  • Еxcitation of the repetition frequency harmonics of electron bunches at their injection to atmosphere 
    Linnik, A.F.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V.; Krivonosov, G.A.; Omelayenko, O.L.; Us, V.S. (Вопросы атомной науки и техники, 2018)
    The origin of microwave radiation when injecting a regular train of relativistic electron bunches into atmospheric pressure air is studied experimentally. Measurements of the wavelength of microwave oscillations were made ...