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Перегляд Bопросы атомной науки и техники, 2009 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2009 за назвою

Сортувати за: Порядок: Результатів:

  • Magnetic surfaces of an l=4 stellarator in regard to helical coil angular size and method of conductor turn packing 
    Kotenko, V.G. (Вопросы атомной науки и техники, 2009)
    Numerical studies were undertaken to elucidate the influence of the helical-coil finite angular size on l=4 stellarator magnetic surface characteristics. The calculations are applied to the closed magnetic surface ...
  • Magnetron with a concave hemispherical cathode 
    Stetsenko, B.V.; Shchurenko, A.I.; Zavyalov, Yu.G. (Вопросы атомной науки и техники, 2009)
    A magnetron set up with a hemispherical concave cathode has been worked out for the first time. The cathode center of curvature was registered with the sputtered surface. An aluminum nitride film was sputtered by this ...
  • Measurement of the efficiency of iodine and iodine methyl vapors absorption from the ventilated airflow 
    Kolobrodov, V.G.; Sokolenko, V.I.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2009)
    Facility for measurement of the efficiency of the iodine and iodine methyl vapors adsorbtion from the ventilated air flux is described. Different methods used for measurement of the adsorbtion filters cleaning coefficients ...
  • Measurement possibility of small amplitudes contribution in the reactions of two-particle ⁴He photodisintegration 
    Murtazin, R.T.; Khodyachikh, A.F. (Вопросы атомной науки и техники, 2009)
    The two-body photodisintegration of 4He was investigated. The dependence of expansion coe±cients hard error on the histogram bin, the angle measurement precision and coordinate position where fitting function is calculated, ...
  • Measurements of plasma potential and electron temperature by ball-pen probes in RFX-mod 
    Brotankova, J.; Adamek, J.; Martines, E.; Stockel, J.; Spolaore, M.; Cavazzana, R.; Serianni, G.; Vianello, N.; Zuin, M. (Вопросы атомной науки и техники, 2009)
    The ball-pen probe (BPP) is an innovative electric probe for direct measurements of the plasma potential. This probe was developed in IPP Prague and it is based on the Katsumata probe concept. Combined measurements of the ...
  • Measuring - controlling complex for investigating the magnetic surfaces of the URAGAN-2M torsatron 
    Gubarev, S.P.; Ermakov, E.B.; Lesnyakov, G.G.; Maznichenko, S.M.; Opaleva, G.P.; Ozherel’ev, F.I.; Taran, V.S.; Tereshin, V.I.; Zolototrubova, M.I. (Вопросы атомной науки и техники, 2009)
    Created hardware - software complex, intended for scan controlling with luminescent rod of magnetic surfaces in the poloidal cross-section of the torus (in the toroidal vacuum chamber), and investigating the structure of ...
  • Modern methods of Ta₂O₅ coatings deposition for biomedical applications 
    Donkov, N.; Zykova, A.; Safonov, V.; Mateev, E. (Вопросы атомной науки и техники, 2009)
    The study of e-beam evaporated Ta₂O₅ film structure and properties effect on cell/material response was performed. The surface properties and structure of e-beam evaporated Ta₂O₅ films were investigated by means of XPS ...
  • Monte-carlo modeling for unstable particle ensembles with thermal fluctuations 
    Kharchenko, D.O. (Вопросы атомной науки и техники, 2009)
    In this presentation we study binary alloy systems subjected to particle irradiation and thermal noise influence. We discuss two competing mechanisms of the system evolution: dynamics driven by irradiation and stochastic ...
  • Nonlinear analysis of the plasma wave decay 
    Khvesyuk, V.I.; Karbushev, D.N. (Вопросы атомной науки и техники, 2009)
    Distortions of drift waves form connected with nonlinear processes agreed upon by influence of plasma shear flows on wave are considered. Plasma velocities are directed along line of wave propagation. It is shown that ...
  • Novel modes of vacuum discharge in magnetic field as the base for effective ion generation 
    Cherenshchykov, S A. (Вопросы атомной науки и техники, 2009)
    New properties of vacuum discharges in magnetic field with unconventional discharge gaps at low pressure up to high vacuum are briefly described. Both single- and multi-charge ion sources may be developed on basis of such ...
  • Numerical computation of incoherent bremsstrahlung from fast electrons in single crystals 
    Shul’ga, N.F.; Syshchenko, V.V.; Tarnovsky, A.I. (Вопросы атомной науки и техники, 2009)
    The incoherent bremsstrahlung of fast electrons in crystal is caused by thermal spread of atoms from their equilibrium positions in the lattice. Its intensity manifests substantial orientation dependence under angles of ...
  • On a possibility of creation of positive space charge cloud in a system with magnetic insulation of electrons 
    Goncharov, A.A.; Dobrovol’skii, A.M.; Dunets, S.P.; Evsyukov, A.N.; Protsenko, I.M. (Вопросы атомной науки и техники, 2009)
    We describe a new approach for creation an effective, low-cost, low-maintenance axially symmetric plasma optical tools for focusing and manipulating high-current beams of negatively charged particles, electrons and negative ...
  • On possibility of separation of ²³⁹Pu and ²⁴⁰Pu contributions in emergency plutonium fallout of Chernobyl accident origin 
    Vodin, A.N.; Olejnik, S.N.; Rudak, E.A.; Ushakov, I.V.; Yachnik, O.I. (Вопросы атомной науки и техники, 2009)
    The experiment-calculated method for separation of total α-activities of plutonium isotopes A(²³⁹Pu+²⁴⁰Pu) on partial activities A(²³⁹Pu) and A(²⁴⁰Pu) in emergency fallout of Chernobyl accident origin is developed.
  • On production ultrashort- and short-lived isotopes for nuclear medicine at cyclotron CV-28 
    Petrusenko, Yu.T.; Nikolaichuk, L.I.; Tutubalin, A.I.; Shepelev, A.G.; Ponomarenko, T.A.; Nemashkalo, O.V. (Вопросы атомной науки и техники, 2009)
    The paper presents a survey of experimental methods for cyclotron production of ultrashort-lived (USL) and short-lived (SL) radionuclides recommended by the IAEA as most widely used in nuclear medicine. The data on ...
  • On relation between the autoemitter top field, anode voltage and cathode geometry 
    Stetsenko, B.V.; Shchurenko, A.I. (Вопросы атомной науки и техники, 2009)
    A field emission diode has been made up on the basis of a flat metal anode and pin cathode (of the height a) that is mounted on a flat metal plate parallel to the anode. The potential of the field emission diode has been ...
  • On separation of vacuum volumes on the path of an electron beam 
    Kasilov, V.I.; Buki, A.Yu. (Вопросы атомной науки и техники, 2009)
    The problem of separation by a thin foil of vacuum volumes located on the path of an electron beam is considered. It is shown that in the case of the 300 MeV electron LINAC being under reconstruction, the vacuum separation ...
  • On the kinetics of binary nucleation 
    Alekseechkin, N.V. (Вопросы атомной науки и техники, 2009)
    Two problems of the theory of binary nucleation are solved: normalization of the equilibrium distribution function of nuclei and correct transition to the one-dimensional theory. Classification of multivariable ...
  • Performance analysis of 30 MeV electron linac with a new injector system 
    Gokov, S.P.; Makhnenko, L.A.; Khodak, I.V.; Shopen, O.A. (Вопросы атомной науки и техники, 2009)
    The present paper deals with the problems of 30 MeV electron linear accelerator (LINAC-30) upgrading to attain optimum beam spectral characteristics. As one of the LINAC-30 upgrading variants, consideration has been ...
  • Photon activation method to the investigation of bioobjects content for judicial-biological examination 
    Dikiy, N.P.; Dyachenko, A.F.; Lyashko, Yu.V.; Medvedeva, E.P.; Uvarov, V.L.; Borovlev, V.I. (Вопросы атомной науки и техники, 2009)
    Possibilities of the use of nuclear-physical methods for definition of element composition of biological objects (hair of animals) with the target of receipt of additional evidentiary information at the decision of diagnostics ...
  • Physical ground for radioactive waste transmutation facility using thermonuclear neutrons 
    Rudychev, Y.V.; Khazhmuradov, M.A.; Slabospitskiy, R.P. (Вопросы атомной науки и техники, 2009)
    Two variants of radioactive waste transformation system using thermonuclear neutrons were considered. In one case transuranium elements and fission products are irradiated together and in second one they are irradiated ...

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