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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:

  • Source of high energy gamma rays on basis of storage ring with internal target and electron cooling 
    Gubin, K.V.; Mashinin, V.A.; Parkhomchuk, V.V.; Shamovskij, V.G.; Vostrikov, V.A. (Вопросы атомной науки и техники, 2004)
    The project of a high-energy monochromatic gamma radiation source is developed. The source is based on the storage ring with an internal thin target. A limiting factor for using of the internal target is the growth of the ...
  • Spectra of pyroelectric X-ray generator 
    Nagaychenko, V.I.; Sanin, V.M.; Yegorov, A.M.; Shchagin, A.V (Вопросы атомной науки и техники, 2004)
    The construction of X-ray generator based on a pyroelectric crystal LiNbO₃ is described. Some properties of radiation spectra from the X-ray generator are presented. Measurements of the spectra were performed at heating ...
  • Spectrometer for detailed study of radon and thoron system decay products 
    Frolov, O.S.; Sadovnichy, A.A.; Pavlenko, Yu.N.; Shevchenko, V.A.; Zaytsevsky, I.L.; Podviyaniuk, R.B.; Pavlenko, I.O. (Вопросы атомной науки и техники, 2004)
    The results of development of an aspiration type spectrometer for investigation of daughter products of radon and thoron are presented. Main parameters of the device: active detector area of 32 cm2, air pumping through ...
  • Stabilization of thermal breakdown development in semiconductor films 
    Andreyeva, N.V.; Virchenko, Yu.P. (Вопросы атомной науки и техники, 2004)
    The analysis of fixed points of the evolution equation for temperature in thermal fluctuation area in semiconductor film is done. It is shown that there exists a stable fixed point being more than the threshold of ...
  • Study of electron beam energy conversion at gyrocon–linear accelerator facility 
    Karliner, M.M.; Kozyrev, E.V.; Makarov, I.G.; Nezhevenko, O.A.; Ostreiko, G.N.; Persov, B.Z.; Serdobintsev, G.V. (Вопросы атомной науки и техники, 2004)
    A gyrocon together with the high-voltage 1.5 MeV accelerator ELIT-3A represents a power generator at 430 MHz serving for linear electron accelerator pulse driving. The facility description and results of calorimetric ...
  • Surface wave plasma source for broad-beam ion and electron production 
    Azarenkov, N.A.; Bizyukov, A.A.; Gapon, A.V.; Olefir, V.P.; Kashaba, A.Y.; Sereda, K.N.; Tarasov, I.K. (Вопросы атомной науки и техники, 2004)
    The new type of multipurpose plasma source based on the surface wave sustained discharge is presented. The plasma in the source is generated by the RF surface wave discharge excited by the antenna system placed inside ...
  • The fundamentals of 99mTc production cycle at electron accelerator 
    Dikiy, N.P.; Dovbnya, A.N.; Uvarov, V.L. (Вопросы атомной науки и техники, 2004)
    The report presents the results of investigations into physical and technological fundamentals of 99Mo/99mTc production with the use of bremsstrahlung of the electron accelerator.
  • 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 ...

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