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Перегляд Вопросы атомной науки и техники, 2013, № 4 за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2013, № 4 за назвою

Сортувати за: Порядок: Результатів:

  • Accidental resonators: theory and experiment 
    Bliokh, Y.P. (Вопросы атомной науки и техники, 2013)
    Disorder-induced resonances in randomly-layered samples are studied theoretically and experimentally. An algorithm for the detection and characterization of the effective cavities that give rise to these resonances has ...
  • Acoustic fields generation by plasmoids in the wellbores 
    Fedun, V.I.; Kolyada, Yu.E.; Bulanchuk, O.N. (Вопросы атомной науки и техники, 2013)
    In this paper it is proposed a method of acoustic pulses generation in a wellbore by means a plasma gun which located at the well mouth. Acoustic measurements results are presented. It is shown that the wellhead pressure ...
  • Axial structure of hollow cathode DC glow discharge in different burning modes 
    Lisovskiy, V.A.; Bogodielnyi, I.A.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2013)
    The axial profiles of the electron temperature, plasma concentration and plasma potential in a DC glow discharge in nitrogen with a hollow cathode were registered with probe technique. At low pressure (0.05 Torr) the ...
  • 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 ...
  • Development of azimuthally not uniform processes in corona discharge in axially symmetric gap 
    Bolotov, O.V.; Golota, V.I.; Kadolin, B.B.; Karas΄, V.I.; Ostroushko, V.N.; Pashchenko, I.A.; Zavada, L.M. (Вопросы атомной науки и техники, 2013)
    It is offered a hypothesis about connection between the experimentally observed sinuous trace of streamer with the instability of azimuthal harmonic of positive glow corona. The method of the instability analysis in linear ...
  • Dispersion properties of arbitrary cross-section plasma-filled waveguide in a finite magnetic field 
    Shcherbinin, V.I.; Zaginaylov, G.I.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2013)
    The study presents a universal approach to solving a boundary value problem for waveguide of arbitrary crosssection with longitudinally magnetized plasma filling. The approach utilizes representation of longitudinal fields ...
  • 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 ...
  • Dynamics of explosive instability 
    Buts, V.A.; Koval’chuk, I.K. (Вопросы атомной науки и техники, 2013)
    It was shown that in general case explosive instability dynamics should be described as four wave interaction. The main difference from three wave interaction is that this dynamics may not contain explosive instability. ...
  • Dynamics of ions during development of parametric instability of langmuir waves 
    Belkin, E.V.; Kirichok, A.V.; Kuklin, V.M.; Pryjmak, A.V.; Zagorodny, A.G. (Вопросы атомной науки и техники, 2013)
    Nonlinear regimes of one-dimensional parametric instabilities of long-wave plasma waves are considered for the cases when the average field energy density is less (Zakharov’s model) or greater (Silin’s model) than the ...
  • Electromagnetic phenomena in atmospheric plasma-like subsystems 
    Arteha, S.N.; Belyan, A.V.; Erokhin, N.S. (Вопросы атомной науки и техники, 2013)
    Observational data testify to a crucial role of electromagnetic phenomena in some atmospheric processes. The multilayered charged system of clouds represents a dynamically equilibrium structure. Evaluations of acting forces ...
  • Empirical formula for the dependence of the “optical gap” value on the electron concentration Ne within the range of 10¹⁷cm⁻³ ≤Ne ≤ 10²²cm⁻³ 
    Fedorovich, О.А. (Вопросы атомной науки и техники, 2013)
    The paper presents an empirical formula for the dependence of the “optical gap” value in the nonideal plasma radiation (absorption) spectra on Ne within the electron concentration of 10¹⁷cm⁻³ ≤Ne ≤ 10²²cm⁻³. A comparison ...
  • 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 ...
  • Externally excited MILO 
    Gorban’, А.М.; Lonin, Yu.F. (Вопросы атомной науки и техники, 2013)
    The numerical simulation method was applied to investigate the possibility of controlling the electromagnetic radiation from MILO-type devices using the external excitation by the signal with given characteristics. For ...
  • Features of dense plasma formation in the reflex discharge on gas-metal mixes 
    Kovtun, Yu.V. (Вопросы атомной науки и техники, 2013)
    The paper briefly summarizes the data from studies of multicomponent gas-metal plasma in a pulsed reflex discharge. The processes of injection of sputtered-and-ionized working materials (Ti, Mo, W, U) into the reflex ...
  • 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 ...
  • Formation mechanism of the metallic nanostructures using pulsed axial electrothermal plasma accelerator 
    Kolyada, Yu.E.; Fedun, V.I.; Tyutyunnikov, V.I.; Savinkov, N.A.; Kapustin, A.E. (Вопросы атомной науки и техники, 2013)
    Paper is devoted of the formation mechanism of metal the nanoparticles in the development of high-current pulsed electric discharge in a limited volume at atmospheric pressure. The original design of the axial electrothermal ...
  • Formation of MeV energy ion beams with high current density for materials micro-irradiation 
    Romanenko, A.V.; Ponomarev, A.G.; Miroshnichenko, V.I. (Вопросы атомной науки и техники, 2013)
    A numerical analysis has been performed for the optimum configuration of a probe-forming system based on magnetic quadrupole lens multiplets in a nuclear scanning microprobe intended for irradiations of micron-size areas. ...
  • Gas magnetron deposition of structured TiO₂ nanofilms 
    Dobrovolskiy, A.M.; Goncharov, A.A.; Kostin, E.G.; Frolova, E.K. (Вопросы атомной науки и техники, 2013)
    The paper describes the peculiarities of deposition nano-sized titanium dioxide coatings in the cylindrical inverted gas magnetron. It is shown the influence of the main parameters magnetron sputtering, like as working gas ...
  • Gas temperature of diffuse negative corona discharge 
    Bolotov, O.V.; Golota, V.I.; Gurtovoi, S.D.; Sitnikova, Yu.V.; Moshinskii, D.V. (Вопросы атомной науки и техники, 2013)
    The emission spectra of the second positive system of nitrogen for the diffuse negative corona discharge in ambient air were studied. The rotational structure of spectral lines was analyzed and the spectra were identified. ...
  • Impact of energy spread of electron beam on absorbed dose distribution 
    Lazurik, V.T.; Lazurik, V.M.; Popov, G.F.; Rogov, Yu.V.; Sarukhanian, G.E.; Vereshchaka, V.V. (Вопросы атомной науки и техники, 2013)
    The results of numerical research on dependence of absorbed dose on energy spread of electron beam with twosided irradiation are presented in this paper. The dependence of change in value of absorbed dose in the critical ...

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