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Перегляд Bопросы атомной науки и техники, 2012 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2012 за назвою

Сортувати за: Порядок: Результатів:

  • Incoherent bremsstrahlung in flat and bent crystals 
    Shul'ga, N.F.; Syshchenko, V.V.; Tarnovsky, A.I. (Вопросы атомной науки и техники, 2012)
    Incoherent bremsstrahlung by high-energy particles in crystal is due to the thermal spread of atoms in relation to their equilibrium positions in the lattice. The simulation procedure developed earlier for the incoherent ...
  • Influence of electron emission effectiveness on characteristics of negative corona discharge 
    Bolotov, O.; Golota, V.; Ostroushko, V. (Вопросы атомной науки и техники, 2012)
    To explain the results of experiments with negative corona in Trichel pulse mode it is proposed the assumption about decisive role of photoemission in supply of electrons from cathode. The results of numerical simulations ...
  • Influence of external magnetic field on intensity and directivity of EUV radiation from high-current pulse plasma diode 
    Borgun, Ie.V.; Azarenkov, N.A.; Hassanein, A.; Tseluyko, A.F.; Maslov, V.I.; Ryabchikov, D.L.; Grechko, Y. (Вопросы атомной науки и техники, 2012)
    This work is devoted to evaluate the influence of the additional external magnetic field on dynamics of the radiation in the extreme ultraviolet (EUV) range from multi-charged tin plasma of high-current pulse diode. ...
  • Influence of the ion viscosity on the current sheet formation and plasma heating 
    Kurov, A.A.; Stepanov, K.N. (Вопросы атомной науки и техники, 2012)
    This paper deals with the problem of the ion viscosity influence on the current sheet formation and plasma heating, in the experiments performed on “Current sheet” facility (Prokhorov General Physics Institute, Russian ...
  • Integrable WZNW models and string models of WZNW model type with constant SU(2) torsion 
    Gershun, V.D. (Вопросы атомной науки и техники, 2012)
    The integrability of WZNW model and string model of WZNW model type with constant SU(2) torsion is investigated. The closed boson string model in the background gravity and antisymmetric B-field is considered as integrable ...
  • Investigation of plasma lenses in NSC KIPT 
    Onishchenko, I.N. (Вопросы атомной науки и техники, 2012)
    The results of carried out at NSC KIPT theoretical and experimental studies of focusing electron and ion beams with using plasma lens are presented. Several mechanisms of beam focusing in plasma are considered: plasma ...
  • Investigations of thermal plasma with metal impurities. Part І: The influence of electrodes composition on plasma properties 
    Veklich, A.N.; Lebid, A.V.; Soroka, P.V.; Boretskij, V.F.; Babich, I.L. (Вопросы атомной науки и техники, 2012)
    Present paper deals with spectroscopic investigations of electric arc discharge plasma in argon flow between Cu- Mo and Cu-Mo-LaB₆ composite electrodes. Obtained profiles of temperature and electron density were used for ...
  • Ion beam space charge neutralization using for beam intensity increase in linacs 
    Polozov, S.M. (Вопросы атомной науки и техники, 2012)
    As it is well known, the space charge is the main factor limiting the beam intensity in ion bunchers and low energy linacs. It can be declared that the limit low energy beam current is achieved or close now. But it must ...
  • Is a field-induced ferromagnetic phase transition in the magnetar core actually possible? 
    Isayev, А.А.; Yang, J. (Вопросы атомной науки и техники, 2012)
    Spin polarized states in dense neutron matter with BSk20 Skyrme force are considered in magnetic fields up to 10²⁰ G. It is shown that the appearance of the longitudinal instability in a strong magnetic field prevents the ...
  • J/ψ, Y and B meson production in proton–proton collisions at the LHC 
    Kotlyar, V.V.; Krupina, N.V. (Вопросы атомной науки и техники, 2012)
    Mechanisms of J/ψ, Υ and B meson production in proton-proton scattering at total energy 7 TeV are studied with the help of event generator Pythia 8. Uncertainties in the total and differential cross sections due to choice ...
  • Kinetic simulation of low pressure RF discharge in nonuniform axisymmetric magnetic field 
    Olshansky, V.V. (Вопросы атомной науки и техники, 2012)
    An implicit 2D3V PIC/MCC code has been developed for the kinetic simulation of low pressure RF discharges. The code uses coupled particle-in-cell method (PIC) for calculation collisionless dynamic of the plasma particles ...
  • Latent fields in a beam-plasma system 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2012)
    In a beam-plasma systems embedded in a magnetic field “paramagnetic” states of the beam can be realized with increased to the axis of the system or varied along the system full magnetic field under the condition of ...
  • Low bound on a magnetic field strength in the hot universe 
    Elizalde, E.; Skalozub, V. (Вопросы атомной науки и техники, 2012)
    It is assumed that the intergalactic magnetic fields were spontaneously generated in the early Universe due to vacuum polarization of non-Abelian gauge fields at high temperature T. Here, a procedure to estimate the field ...
  • Low-frequency green functions asymptotics in uniaxial and biaxial nematic liquid crystals 
    Matskevych, V.T. (Вопросы атомной науки и техники, 2012)
    Uniaxial and biaxial nematic liquid crystals are examples of the complicated condensed matters possessing an internal microstructure shown on macroscopic level in the form of a number of the physical phenomena and processes. ...
  • Low pressure discharge induced by microwaves with stochastically jumping phase 
    Karas’, V.I.; Artamoshkin, A.M.; Alisov, A.F.; Bolotov, O.V.; Golota, V.I.; Karas’, I.V.; Yegorov, A.M.; Zagrebelny, I.A.; Potapenko, I.F.; Starostin, A.N. (Вопросы атомной науки и техники, 2012)
    We study the gas discharge, initiated by microwave radiation with stochastically jumping phase (MWJP) in a coaxial waveguide in the optimal mode of the beam-plasma generator. In this paper we experimentally examine optical ...
  • Low pressure discharge initiated by microwave radiation with stochastically jumping phase 
    Karas’, V.I.; Artamoshkin, A.М.; Alisov, А.F.; Bolotov, О.V.; Golota, V.I.; Karas’, I.V.; Yegorov, А.М.; Zagrebelny, I.А.; Potapenko, I.F. (Вопросы атомной науки и техники, 2012)
    Present results continue the line of the previous research. In this paper the conditions of a microwave discharge ignition, its stable maintenance in air by MWRSJP, and the pressure range at which required power is minimal ...
  • Magnetic mirrors: history, results, and future prospects 
    Beklemishev, A.D.; Burdakov, A.V.; Ivanov, A.A.; Kruglyakov, E.P. (Вопросы атомной науки и техники, 2012)
    The evolution of open traps brought them from simple solenoids to highly sophisticated and huge tandem mirrors with quadrupole magnetic stabilizers. They tried to compete with toroidal devices using ambipolar confinement ...
  • Magnetic surfaces of a combined magnetic system 
    Kotenko, V.G.; Moiseenko, V.E.; Sergeev, Yu.F.; Sorokovoy, E.L.; Ågren, O. (Вопросы атомной науки и техники, 2012)
    The existence of closed magnetic surfaces in a model of the combined magnetic system is shown by numerical simulations. The numeric model contains a magnetic system of the l=2 torsatron with the coils of an additional ...
  • Mass-separation of impurities in the ion beam systems with reversed magnetic beam focusing 
    Girka, O.I.; Bizyukov, I.A.; Bizyukov, A.A.; Sereda, K.N.; Herashchenko, S.S. (Вопросы атомной науки и техники, 2012)
    This paper describes the intrinsic capability of ion systems with reversed magnetic beam focusing for impurities mass-separation. Numerical calculation of the ion trajectory deviation with taking into account the experimental ...
  • Measurements of plasma density in URAGAN-3M torsatron using dual-polarization interferometry 
    Grekov, D.L; Tretiak, K.K.; Berezhnyj, V.L.; Filippov, V.V. (Вопросы атомной науки и техники, 2012)
    The basic idea of this work is simultaneous using of O- and X-modes for determination in torsatron not only average plasma density but density profile, too. The dual polarization interferometer was placed very close to E-E ...

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