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Перегляд Bопросы атомной науки и техники, 2004 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2004 за назвою

Сортувати за: Порядок: Результатів:

  • The injector of high power electron linac for industrial application 
    Ayzatsky, M.I.; Biller, E.Z.; Dovbnya, A.N.; Khodak, I.V.; Kushnir, V.A.; Mitrochenko, V.V.; Stepin, D.L.; Zhiglo, V.F. (Вопросы атомной науки и техники, 2004)
    In the paper the results of the experimental study on forming the electron bunches in the injector of a high current S- band linac are presented. The injector consists of a low voltage electron gun, bunching cavity and ...
  • The multibeam linear ion accelerator: calculation and experiment 
    Gavrilov, N.M.; Gavrilov, M.K.; Bogatchenkov, D.A.; Ivanov, Е.V.; Komarov, D.A.; Strukov, J.N. (Вопросы атомной науки и техники, 2004)
    The accelerating structure consisting of cylindrical screen with electrodes of coil types radialy disposed, which the current-conductive annuluses with tubes of driftage disposed azimuth of annulus are attached has ...
  • The nonlinear theory of interaction of ion streams with virtual cathode of the high-current relativistic electron beam 
    Balakirev, V.A.; Onishchenko, I.N.; Onishchenko, N.I. (Вопросы атомной науки и техники, 2004)
    Nonlinear LF dynamics of interaction of the longitudinal ion stream with the electron virtual cathode formed by high-current relativistic electron beam which is injected in the cylindrical drift chamber is investigated. ...
  • The structure of the undersurface layer of alloys in the region of influence of the relativistic tube-like electron beam and thermodynamic models 
    Klepikov, V.F.; Kivshyk, V.F.; Berezovsky, S.V.; Lytvynenko, V.V.; Bryukhovetsky, V.V.; Bazaleev, N.I.; Uvarov, V.V. (Вопросы атомной науки и техники, 2004)
    Influence of the pulse tubular relativistic electron beam on the structure of near-surface layer of steel 45 has been studied. It is shown that in the range of contact between the tubular beams and target the convexity ...
  • The system of encloused optical cavities as a tool for laser photons storing 
    Androsov, V.P.; Karnaukhov, I.M.; Telegin, Yu.N. (Вопросы атомной науки и техники, 2004)
    The calculation of the system consisting of two optical cavities enclosed one into another is performed in the plane-wave approximation. It is shown that under definite conditions one can obtain an enhancement of the ...
  • The use of electron linacs for detection of C-, N-, O- containing substances 
    Dovbnya, A.N.; Yegorov, A.M.; Bykov, V.T.; Khomykov, G.K.; Nemashkalo, B.A.; Pugachev, G.D.; Vodin, A.N.; Zaitsev, B.V.; Zhuk, V.V. (Вопросы атомной науки и техники, 2004)
    The detection of concealed explosives (CE) has presently become the burning problem for the mankind. In particular, the problem is related to both clearing the open country of plastic mines and the detection of any CE, ...
  • The use of series BA permanent magnets in steerers of the beam extracted from the electron linac 
    Dovbnya, A.N.; Myakushko, L.K.; Tolstoj, A.E.; Shendrik, V.A. (Вопросы атомной науки и техники, 2004)
    Relying on the results of test bench simulation and magnetic measurements, barium plates BA (typical size is 180x80x16 mm) were used to manufacture “dipole magnet”-type units with a constant field of intensity up to 1.8 ...
  • The VEPP-5 injection complex modulator revision and operational experience 
    Akimov, A.V.; Bak, P.A.; Gusev, E.A.; Kazarezov, I.V.; Kot, N.H.; Chupyra, A.G.; Petrov, S.P.; Yudin, V.D. (Вопросы атомной науки и техники, 2004)
    For the VEPP-5 injection complex klystrons (5045, SLAC Lab., USA) power supply the four modulators producing a pulse voltage of 23.5 kV, a current of 6.3 kA, a pulse-top-duration of 3.7 µs are used. The modulator scheme ...
  • Thin-film termoacoustic detector for a registration of microwave pulses of nanosecond duration 
    Andreev, V.; Vdovin, V.; Voronov, P. (Вопросы атомной науки и техники, 2004)
    A process of the thermoacoustic generation inside thin metallic films deposited on the glass substrate was studied. The measurements performed at 8-mm wavelength have showed that an absorption coefficient reaches its ...
  • Total and partial cross sections of the ¹²С(γ,3α) reaction 
    Afanas’ev, S.N.; Khodyachikh, A.F. (Вопросы атомной науки и техники, 2004)
    The total cross-section of the ¹²С(γ,3α) reaction in the energy range from the threshold to 40 MeV has been measured by the method using a diffusion chamber. It has been established that the two-stage mechanism is dominant: ...
  • To the 100th anniversary of birth of Georgy Antonovich Gamov 
    Автор відсутній (Вопросы атомной науки и техники, 2004)
    GEORGY ANTONOVICH GAMOV (b. March 4, 1904, Odessa, Ukraine, d. Aug. 19, 1968, Boulder, U.S), physicist and cosmologist who was one of the foremost advocates of the big-bang theory, according to which the universe was ...
  • Transfer matrix for a high energy cooling system 
    Dolinskii, A.; Zenkevich, P. (Вопросы атомной науки и техники, 2004)
    A transfer matrix for a high-energy electron cooling system, which describes the linear incoherent effects, is derived. Knowing this matrix we can treat an electron cooling section in the ring as an additional focusing ...
  • Tritium accumulation and preservation into clay minerals for environmental protection 
    Kartashov, V.V.; Kovalenko, G.D.; Letuchi, A.N.; Samodurov, V.P.; Vitko, V.I. (Вопросы атомной науки и техники, 2004)
    The comparative analysis of new and previously received data is represented, which allows us to estimate the influence of hydrodynamic conditions on tritium accumulation and retention in clay minerals. We have received time ...
  • TRIUMF cyclotron RF system reliability enhancement 
    Bylinsky, Yu.; Calic, S.; Dutto, G.; Fong, K.; Poirier, R. (Вопросы атомной науки и техники, 2004)
    This paper presents recent RF system improvements related to the cyclotron resonators, RF amplifiers, and transmission lines. Although the program is not complete, the downtime due to rf sparking has already been reduced ...
  • UHF–load 
    Dovbnya, A.N.; Kramskoy, G.D.; Zlunitsyn, E.S.; Zykov, A.I. (Вопросы атомной науки и техники, 2004)
    In this paper the brief description of the HF-load construction in which the HF-power dissipates only in the walls from stainless steel, and the preliminary results of tests on the Pimp to 12 MW and Pmean to 8 kW are ...
  • Unified 1.9…4.0 MeV linear accelerators with interchangeable accelerating structures for customs inspection 
    Budtov, A.A.; Klinov, A.P.; Krestianinov, A.S.; Ryabtsov, A.V.; Udovichenko, S.Yu. (Вопросы атомной науки и техники, 2004)
    A series of compact linear electron accelerators for 1.9, 2.5 and 4.0 MeV equipped with a local radiation shielding has been designed and constructed in the NPK LUTS, the D.V. Efremov Institute (NIIEFA). The accelerators are ...
  • Use of electron linac for study of fission product and actynide diffusion through glass ceramic matrices 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Yu.V.; Меdvedeva, Е.P.; Sayenko, S.Yu.; Uvarov, V.L.; Fedorets, I.D.; Меdvedev, D.V.; Borovlev, V.I.; Zabolotny, V.D. (Вопросы атомной науки и техники, 2004)
    The diffusion of cerium and uranium was investigated in glass ceramic matrices obtained in the gasostat. For activation of isotopes ¹⁴⁰´¹⁴²Се and ²³⁸U the brake radiation from electrons of the linear accelerator was used. ...
  • Variant of alternating phase focusing with the stepped change of the synchronous phase 
    Bomko, V.A.; Kobets, A.P.; Ptukhina, Z.E.; Tishkin, S.S. (Вопросы атомной науки и техники, 2004)
    In the paper the calculation of the accelerating structure with the stepped change of the synchronous phase is presented. The method is tested for the calculation of the accelerating structure and He⁺ beam with A/q=4 in ...
  • Waveguide channel for TNK linear accelerator–injector 
    Chernov, K.N.; Makarov, I.G.; Matyash, N.V.; Melekhova, R.I.; Ostreiko, G.N.; Persov, B.Z.; Ruvinsky, S.I.; Serdobintsev, G.V. (Вопросы атомной науки и техники, 2004)
    80 MeV linear accelerator is a part of the industrial storage facility at the State Research Institute for Problems in Physics named after F.V. Lukin (Moscow, Zelenograd). 6-meter long accelerating DAW structure operates ...
  • Wavelet analysis of inclusive ⁴He(e,e′) spectrum and missing energy spectrum in reaction ¹²С(γ,p)¹¹В 
    Omelaenko, A.S. (Вопросы атомной науки и техники, 2004)
    We demonstrated that the standard contour plot of the wavelet transform with wavelet “Mexican Hat” of the inclusive ⁴He(e,e′) spectrum and missing energy spectrum in reaction ¹²C(γ,р)¹¹B does not give reliable visual ...

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