Перегляд за автором "Shulika, N.G."

Сортувати за: Порядок: Результатів:

  • Accelerating structure with alternating-phase and permanent magnet focusing 
    Gussev, Ye.V.; Demchenko, P.A.; Shulika, N.G.; Shulika, O.N.; Zalesky, D.Yu. (Вопросы атомной науки и техники, 2014)
    Proposed is the method for particle motion stability in linacs based on a combination of phase-alternating and longitudinal magnetic focusing using permanent magnets made of neodymium-iron-boron alloy. Presented are the ...
  • An accelerating&focusing structure with combined RF focusing for heavy ion accelerator 
    Dyachenko, A.F.; Zaytsev, B.V.; Tishkin, S.S.; Fedeneva, Ya.N.; Shulika, N.G.; Shulika, O.N. (Вопросы атомной науки и техники, 2014)
    An accelerating&focusing channel of high-current linac for heavy ions with mass-to-charge ratio A/q ≤ 20 is presented. The channel is calculated to form and accelerate an ion beam from 6 keV/nucl. up to 1 MeV/nucl. An ...
  • Cathode luminescence properties of organic Lengmuir-Blodgett films 
    Voronkina, N.I.; Zaleskiy, Yu.G.; L’vov, A.N.; Skibin, V.I.; Taller, E.G.; Tolmachyov, A.V.; Shulika, N.G. (Вопросы атомной науки и техники, 2001)
    Some investigation results of the b-sensitivity of organic Lengmuir-Blodgett (LB) films irradiated with an electron beam are described. The dependences of the integral luminescence (Δλ=380-450nm) on the electron energy ...
  • Duration of multipacting processes and discharges in the linac of ions 
    Lobzov, L.D.; Shulika, N.G.; Shulika, O.N.; Belan, V.N. (Вопросы атомной науки и техники, 2009)
    It is experimentally shown that multipactor processes may be as harmful as other of parasitic discharges and cause significant disturbance in resonator electrodynamic characteristics of an accelerating structure. The ...
  • Formation of a sequence chains of nanosecond ion bunches for injection in a linear accelerator 
    Butenko, V.I.; Yegorov, A.M.; Ivanov, B.I.; Prishchepov, V.P.; Shulika, N.G. (Вопросы атомной науки и техники, 2014)
    Currently there are generators of intense ion beams of nanosecond duration. For the purpose of the injection such ions into a linear accelerator the formation of a sequence ~10² ion bunches of a duration of 20 ns, a current ...
  • Method of suppressing the multipactoring discharges 
    Lobzov, L.D.; Shulika, N.G. (Вопросы атомной науки и техники, 2002)
    The present paper describes a method of suppressing the multipactoring discharges between electrodes in an accelerating structure of an evacuated resonator of an accelerator. The method consists in synchronous exciting the ...
  • Peculiarities of fluorescence of thin organic films in the field of soft X-ray radiation 
    L’vov, A.N.; Senchishin, V.G.; Shulika, N.G.; Skibin, V.I.; Taller, E.G.; Voronkina, N.I.; Zaleskiy, Yu.G. (Вопросы атомной науки и техники, 2004)
    The paper presents the results of experimental study on the X-ray fluorescence of new organic films manufactured on the base of polystyrene with activating dopes of P-Terphenyl 1.0%, 1.4-Di-(2-(5-Phenyloxazolyl))- Benzene ...
  • Power requirements for a high-current proton linac with radial focusing by an electron beam 
    Ivanov, B.I.; Shulika, N.G. (Вопросы атомной науки и техники, 2006)
    An estimation for power requirements and efficiency of a linear accelerator with transverse focusing by an electron beam is presented for the following parameters: proton beam current of 100…300 mA, output energy of 3 ...
  • Self-exited generator system of RF-power supply of the one-section linear ion accelerator 
    Lobzov, L.D.; Shulika, N.G. (Вопросы атомной науки и техники, 2001)
    The paper presents the block-diagram of a RF-power supply system of a single-section linear ion accelerator and the results of experiments on studying its mode of operation with changing the parameters of circuits of ...
  • Simulation of the initial part of a high-current proton accelerator with focusing by an electron beam 
    Ivanov, B.I.; Shulika, N.G. (Вопросы атомной науки и техники, 2004)
    In this work it is simulated the proton acceleration with current of 0.1...0.6 A, energy up to 3 MeV. In this case the parameters of focusing electron beam are varied in the following limits: the current is 40…100 A, ...
  • Stand for RF gap breakdown strength study in magnetic field 
    Demchenko, P.A.; Gussev, Eu.V.; Shulika, N.G.; Shulika, O.N.; Zalesky, D.Yu. (Вопросы атомной науки и техники, 2013)
    Presented are the design and the features of the stand for experimental studies of high-frequency gap electric strength in a magnetic field along with the verification of magnetic circuit simulation of linac accelerating ...
  • The calculation technique for accelerating channel of the structure with the space-uniform RFQ focusing 
    Tishkin, S.S.; Bomko, V.A.; Zajtzev, B.V.; Kobets, A.F.; Sanin, V.M.; Shulika, N.G. (Вопросы атомной науки и техники, 2001)
    Calculations were carried out for the initial part of the heavy ion accelerator with the large mass-to-charge ratio (a/q = 46). The process of calculation is divided in four stages. At the first stage the average aperture ...
  • Transport and matching of the injecting beam 
    Belikov, А.G.; Bondarenko, L.А.; Vdovin, S.А.; Gussev, Ye.V.; Manuilenko, O.V.; Shulika, N.G. (Вопросы атомной науки и техники, 2018)
    The properties of multi-element axially symmetric electrostatic lenses as a possible matching device of linear accelerator injector are considered. The electrostatic lenses are more effective at small (up to 150 keV) ...
  • X-RAY luminescence properties of thin organic films 
    L`vov, A.N.; Mazilov, A.V.; Skibin, V.I.; Shulika, N.G.; Taller, E.G.; Tolmachyov, A.V.; Voronkina, N.I.; Zaleskiy, Yu.G. (Вопросы атомной науки и техники, 2003)
    The results of studies on the soft X-ray sensitivity of thin organic Lengmuir-Blodgett (LB) films are presented. A linear behavior of the relationship between the integral luminescence (Dl=380-400nm) and the dose rate of ...