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Перегляд Вопросы атомной науки и техники, 2005, № 1 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2005, № 1 за датою випуску

Сортувати за: Порядок: Результатів:

  • Experimental studies of the interaction of ion- and plasma-streams with carbon-based targets placed near a cathode of plasma-focus facility 
    Gribkov, V.A.; Dubrovsky, A.V.; Miklaszewski, R.; Paduch, M.; Tomaszewski, K.; Scholz, M.; Pimenov, V.N.; Ugaste, Yu.E.; Sadowski, M.J.; Skladnik-Sadowska, E.; Szydlowski, A.; Malinowski, K.; Tsarenko, A.V. (Вопросы атомной науки и техники, 2005)
    The paper presents measuring techniques and results of experiments performed within the PF-1000 PlasmaFocus facility in order to investigate the interaction of high-energy deuteron beams (of ED >100 keV) and deuterium ...
  • Investigation of reflecting discharge with the sectioned metal-hydride hollow cathode 
    Borisko, V.N.; Klochko, Ye.V.; Sereda, I.N.; Tseluyko, A.F.; Zinov'ev, D.V. (Вопросы атомной науки и техники, 2005)
    In this paper the investigations of Penning discharge with the sectioned hollow cathode in hydrogen environment were carried out. As constructional elements of the hollow cathode the Zr50V50 alloy, which is able to absorb ...
  • Compact activation detectors for measuring of neutron emission on Plasma Focus installations 
    Krokhin, O.N.; Nikulin, V.Ya.; Peregudova, E.N.; Volobuev, I.V. (Вопросы атомной науки и техники, 2005)
    The paper presents the two compact simple systems for the measurement of the absolute neutron yield in the range 10⁶ –10¹² neutrons/pulse and higher and spatial anisotropy of neutron radiation. The systems are destined for ...
  • Modeling of rotatory flows in the plasma accelerator channel with longitudinal magnetic field 
    Kozlov, A.N. (Вопросы атомной науки и техники, 2005)
    The numerical model of two-dimensional flows in coaxial channels of plasma accelerators is considered in presence of the longitudinal magnetic field. Computations are based on the MHD-equations taking into account the Hall ...
  • Comparable analysis of shielding layer parameters for different target materials under the plasma stream exposure 
    Tsarenko, A.V.; Trubchaninov, S.A.; Marchenko, A.K.; Chebotarev, V.V.; Staltsov, V.V.; Tereshin, V.I.; Garkusha, I.E.; Makhlaj, V.A.; Solyakov, D.G.; Landman, I.S. (Вопросы атомной науки и техники, 2005)
    Numerous experiments on the plasma-wall interaction problem have been performed with the powerful quasistationary plasma accelerator (QSPA) K-50 device during last decades. These investigations were performed with different ...
  • Influence of normal and anomalous dopler effects on development of beam-plasma instability 
    Kuzelev, M.V.; Rukhadze, A.A. (Вопросы атомной науки и техники, 2005)
    The influences of normal and anomalous Dopler effects on development of a beam-plasma Cherenkov instability in the linear approximation is investigated. It is shown, that normal Dopler effect influences only on an absolute ...
  • Nonrelativistic plasma HF-electronics 
    Onishchenko, I.N. (Вопросы атомной науки и техники, 2005)
    The main physical principles for the elaboration of plasma and hybrid plasma-filled microwave devices based on the beam-plasma interaction are formulated. The theoretical and experimental results of the investigations of ...
  • Peculiarities of particles and field dynamics at critical intensity of electromagnetic waves (Part I) 
    Buts, V.A. (Вопросы атомной науки и техники, 2005)
    Some results of study of the charged particles that are moving in a field of intensive electromagnetic waves are represented. The integrals are investigated and some schemes of laser acceleration are considered. It was ...
  • Peculiarities of particles and field dynamics at critical intensity of electromagnetic waves (Part II) 
    Buts, V.A. (Вопросы атомной науки и техники, 2005)
    Some results of researches of dynamics of particles and fields at such intensity of fields, when the stochastic instability develops, are represented. It was shown that conditions for arising stochastic instability at the ...
  • Evolution of the modulated electron beam in the inhomogeneous plasma with linear density profile 
    Anisimov, I.O.; Kelnyk, O.I.; Soroka, S.V. (Вопросы атомной науки и техники, 2005)
    Evolution of the density profile of the modulated electron beam moving through the plasma with linear density profile is studied via computer simulation. Increase of the beam current and decrease of its velocity results ...
  • 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 ...
  • PIC simulation of low-frequency modulation of supercritical electron beam at plasma assstancei 
    Markov, P.I.; Onishchenko, I.N.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2005)
    The results of simulations of virtual cathode dynamics at the presence of plasma are presented. The theoretical analysis of dynamics of the electron-ion formation is based on particle-in-cell method (PIC). Numerical ...
  • Dynamics of nonquasineutral current filaments on different space - time scales 
    Gordeev, A.V.; Losseva, T.V. (Вопросы атомной науки и техники, 2005)
    The earlier obtained results on the equilibrium and dynamics of the nonquasineutral current filaments for the size scale on the order of 1 µm and the time on the order of 1 ps are being applied to the objects in the ...
  • Radioemission of the modulated electron beam injected into ionosphere along the geomagnetic field 
    Anisimov, I.O.; O.I. Kelnyk, O.I. Kelnyk; Yang Yong; Zhao Zheng Yu (Вопросы атомной науки и техники, 2005)
    Report contains calculation of the radioemission of semi-restricted thin modulated electron beam injected from the spacecraft board into the ionosphere plasma along the geomagnetic field. Radioemission appears due to the ...
  • Progress in large-scale plasma-focus experiments 
    Sadowski, M.; Scholz, M. (Вопросы атомной науки и техники, 2005)
    This invited talk presents the most important results of theoretical and experimental studies of high-current Plasma-Focus (PF) discharges, as performed recently in a frame of the scientific collaboration of IPJ and IPPLM, ...
  • Preliminary temporal characteristics of spectral lines emission from PF-1000 discharges by means of MECHELLE®900 spectrometer 
    Skladnik-Sadowska, E.; Sadowski, M.J.; Malinowski, K.; Tsarenko, A.V.; Tereshin, V.I.; Scholz, M.; Paduch, M.; Tomaszewski, K. (Вопросы атомной науки и техники, 2005)
    The paper presents results of time-resolved spectroscopic measurements of pulsed plasma streams generated in PF-1000 facility. The use was made of a MECHELLE-900 optical spectrometer, which made possible measurements within ...
  • Measurements of pulsed electron beams emitted from plasma-focus devices 
    Jakubowski, L.; Sadowski, M.J. (Вопросы атомной науки и техники, 2005)
    A dense plasma column, which is formed by a pulsed discharge within facilities of the Plasma-Focus (PF) type, is a source of the intense X-ray emission, pulsed electron beams and ion streams. Investigation of the electron ...
  • Formation and properties of self-consistent Malmberg-Penning trap 
    Azarenkov, N.A.; Bizyukov, A.A.; Lapshin, V.I.; Maslov, V.I.; Onishchenko, I.N.; Tarasov, I.K.; Tarasov, M.I.; Volkov, E.D. (Вопросы атомной науки и техники, 2005)
    In recent years a big attention is given to coherent structures at an explanation of phenomena of the fast convective carry from the scratch-off-layer in devices such as “tokamak” and “stellarator”. Coherent structures can ...
  • 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).
  • Simulation of wakefields excited by a train of electron bunches in rectangular dielectric waveguide 
    Onishchenko, N.I.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2005)
    Wake field excitation by a sequence of electron bunches in rectangular dielectric waveguide of finite length is investigated for acceleration with high gradient electric field. Characteristics of wake field for parameters ...

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