Перегляд за назвою

Сортувати за: Порядок: Результатів:

  • Excitation of eigen azimthal waves by annular charged particle beam 
    Girka, V.; Lapshin, V.; Puzyrkov, S. (Вопросы атомной науки и техники, 2005)
    Investigations of an interaction between charged-particle beams and hybrid waveguide structures are important for radio engineering and plasma electronics. It is the distinctive feature of the interaction between charged ...
  • Excitation of elastic oscillations in solids by a pulsed proton beam 
    Belan, V.; Butenko, V.; Ivanov, B.; Kolyada, Yu.; Fainberg, Ya.; Fedun, V.; Onishchenko, I.; Prishchepov, V.; Yegorov, A. (Вопросы атомной науки и техники, 1999)
    At present, the beams of charged particles are used not only in fundamental researches but they have found a wide application in solving the plasma electronics problems, modification of material surfaces properties and in ...
  • Excitation of harmonics by flows of the charged particles in the magnetic field 
    Buts, V.A.; Yegorov, A.M.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2009)
    Results of research of the electromagnetic waves excitation by ensemble of relativistic oscillators in a magnetic field are presented. The basic attention is given to studying of generation efficiency of electromagnetic ...
  • Excitation of high numbers harmonics by charge particles in a time-periodic electric field and a space-periodic potential 
    Buts, V.A.; Marekha, V.I.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2006)
    Regular and chaotic dynamics of a charged particle, which moves in an external time-periodic electrical field and in a field of space periodic potential, are investigated. We have obtained a system of integro-differential ...
  • Excitation of high numbers harmonics by flows of oscillators in a periodic potential 
    Buts, V.A.; Marekha, V.I.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2005)
    It is shown that the maximum of radiation spectrum of nonrelativistic oscillators, which move into a periodically inhomogeneous potential, can be in the region of high numbers harmonics. Spectrum of such oscillators radiation ...
  • Excitation of isomeric low-lying level of nucleus ¹⁸¹Ta by relativistic electrons 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Yu.V.; Nikiforov, V.I.; Uvarov, V.L.; Fedorets, I.D. (Вопросы атомной науки и техники, 2013)
    Influence on efficiency of exciting of the E1-level ¹⁸¹Ta with energy 6.24 keV of neutron-capture reaction and photonuclear processes by means of the processes caused by passage of powerful electron beam through tantalum ...
  • Excitation of isomer in 115In(γ,γ′) 115mIn reaction 
    Shevchenko, O.S.; Dovbnja, A.N.; Kuplennikov, E.L.; Nemashkalo, A.A.; Noga, V.I.; Ranyuk, Y.N. (Вопросы атомной науки и техники, 2005)
    Activation yield measurements of the 115In(γ,γ′) 115mIn reaction were performed with bremsstrahlung of endpoint energies in the range of Eϒ max ≤ 0.8…3.0 MeV. The integrated cross sections for some intermediate states ...
  • Excitation of Langmuir oscillations in a semi-infinite dense plasma by laser pulse 
    Balakirev, V.A.; Karas’, I.V.; Karas’, V.I.; Fainberg, Ya.B.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2005)
    Nonlinear mechanism of Langmuir wave excitation in dense plasma by intensive laser pulse has been investigated. Laser pulse has frequency ω=ω p /2 (where ω p is electron plasma frequency).
  • Excitation of lf ion oscillations in the systems with relativistic electron beam 
    Balakirev, V.A.; Onishchenko, N.I. (Вопросы атомной науки и техники, 2005)
    The instability of LF wave in ion flow during acceleration by space charge wave in collective ion accelerator based on high current REB, which is modulated in time and in space, is investigated.
  • Excitation of magnetostatic spin waves in anisotropic ferromagnetic films, magnetized in arbitrary direction 
    Kuzovlev, Yu.E.; Mezin, N.I.; Medvedev, Yu.V. (Физика низких температур, 2014)
    Exact analytical expressions for propagator of small-amplitude linear magnetostatic waves in ferromagnetic thin film between two antennae and their corresponding mutual impedance are obtained by solving the linearized ...
  • Excitation of medium nuclei in the continuum region in inelastic scattering of deuterons 
    Grantsev, V.I.; Davydovskyy, V.V.; Kisurin, K.K.; Omelchuk, S.E.; Palkin, G.P.; Roznyuk, Y.S.; Rudenko, B.A.; Semenov, V.S.; Saltykov, L.S.; Slusarenko, L.I.; Struzhko, B.G.; Tartakovsky, V.K.; Shytiuk, V.A. (Вопросы атомной науки и техники, 2007)
    Experiments on elastic and inelastic scattering of deuterons by ¹²C, ⁴⁸Ti, ⁵⁸;⁶⁴Ni nuclei at laboratory energy of 37 MeV for angles ranging from 16° to 61° were carried out on the U-240 isochronous cyclotron of the Institute ...
  • Excitation of oscillations in the vircator with premodulation 
    Melezhik, O.G.; Pashchenko, A.V.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2014)
    The electronics flows dynamic in vircator premodulation diode has been studied. The problem on stationary states and disturbances in the first order approximation of interacting contrary flows-direct and reflected from ...
  • Excitation of plasma by electric pulses in neon medium 
    Zaleskyi, D.Yu.; Krivonosov, G.A.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2019)
    We studied characteristics of the neon plasma source excited in the atmosphere under the following conditions: gas pressure is about 2 Torr, rectangular pulses have an amplitude from 200 to 800 V, pulse duration is from ...
  • Excitation of plasma fluctuations near ion girofrequencies during RF plasma heating in Uragan-3M torsatron 
    Skibenko, A.I.; Pavlichenko, O.S.; Berezhnyj, V.L.; Burchenko, P.Ya.; Kulaga, A.E.; Ocheretenko, V.L.; Pinos, I.B.; Prokopenko, A.V.; Slavnyj, A.S.; Tarasov, I.K.; Volkova, O.Yu. (Вопросы атомной науки и техники, 2006)
    Curentless plasma in Uragan-3M (U-3M) is produced and heated by absorption of RF power in the region of Alfven waves (AW) [1]. The process of plasma heating was explained in [2] as a result of Cherenkov absorption of ...
  • Excitation of self-sustained secondary emission by gas discharge and hollow beam generation in magnetron injection gun 
    Cherenshchykov, S.A.; Kotsubanov, V.D.; Nikolskii, I.K. (Вопросы атомной науки и техники, 2009)
    The electron beam is frequently used for the energy input into the plasma. However, the strong transverse field hampers the charged-particle beam penetration into a closed magnetic trap. This problem can be solved by ...
  • 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 ...
  • Excitation of the accelerating field by high-current electron beam in a periodic magnetic field 
    Onishchenko, I.N.; Sotnikov, G.V (Вопросы атомной науки и техники, 2004)
    The excitation of a slow electromagnetic wave by intense relativistic electron beam (IREB) in the cylindrical drift chamber is theoretically investigated. The beam current is modulated in time. Because of propagation of ...
  • Excitation of the wake wave field in plasma by the long cylindrical charged bunch 
    Tolochkevich, Yu.M.; Litoshenko, T.E.; Anisimov, I.O. (Вопросы атомной науки и техники, 2012)
    Results of analytic study and computer simulation of the wake waves excitation by cylindrical charged bunches are presented. Analytic solution was obtained for cold plasma in the given current approximation. Simulation was ...
  • Excitation of the wake waves by a laser pulse in ion dielectrics 
    Balakirev, V.A.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2020)
    The process of excitation of Cherenkov electromagnetic radiation by a laser pulse in ion dielectric waveguide is investigated. Nonlinear electric polarization in isotropic ion dielectric medium and, accordingly, polarization ...
  • Excitation of TM mode by a relativistic electron beam in an azimuthally corrugated waveguide 
    Ognivenko, V.V. (Problems of Atomic Science and Technology, 2023)
    The excitation of an electromagnetic TM mode by a relativistic electron beam in a waveguide with a sinusoidalcorrugated azimuth conducting wall in a constant uniform external guiding magnetic field is theoretically studied. ...