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Перегляд Bопросы атомной науки и техники, 2013 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2013 за назвою

Сортувати за: Порядок: Результатів:

  • Measurements of LET spectra of the JINR phasotron radiotherapy proton beam 
    Kubančák, J.; Molokanov, A.G. (Вопросы атомной науки и техники, 2013)
    Biological action of ionizing radiation can be described using the quantity called the Linear Energy Transfer (LET). The LET belongs to one of most important radiobiological quantities. In our paper, we focused on measurement ...
  • Measurements of wall conditioning rate at Uragan-2M 
    Baron, D.I.; Chernyshenko, V.Ya.; Korovin, V.B.; Kramskoy, E.D.; Maznichenko, S.M.; Shtan, A.F.; Solodovchenko, S.I. (Вопросы атомной науки и техники, 2013)
    An experiment on chamber RF cleaning for 12 hours a day during 2 weeks with the subsequent vacuum pumping out was carried out. The plasma was produced by the UHF generator with the frequency of 2.4 GHz. Afterwards, the VHF ...
  • Mechanisms of synchronization of relativistic electron bunches at wakefield excitation in plasma 
    Lotov, K.V.; Maslov, V.I.; Onishchenko, I.N.; Yarovaya, I.P. (Вопросы атомной науки и техники, 2013)
    Using code Lcode the mechanisms of defocusing of electron bunches at wakefield excitation in plasma have been demonstrated.
  • Microscopical theory, structure of superfluid component and elementary excitation spectrum of the non-relativistic Bose-liquid ⁴He 
    Pashitskij, E.A.; Chumachenko, A.V.; Vilchynskyi, S.I. (Вопросы атомной науки и техники, 2013)
    In frame of selfconsistent microscopical model of the superfluid non-relativistic Bose liquid ⁴He with suppressed due to many-particle effects single-particle condensate and intensive pair coherent condensate the ab initio ...
  • Modeling of radiation and thermal-hydraulic characteristics of the converter-target under irradiation with electrons in order to optimize isotope ⁹⁹mTc production 
    Rudychev, Ye.V.; Prokhorets, S.I.; Fedorchenko, D.V.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2013)
    The method of the modeling of radiation and thermal-hydraulic characteristics of the system for ⁹⁹mTc isotope production was developed, using the Monte Carlo method for computation of radiation fields and computational ...
  • Modeling of some nonstationary processes in tokamak plasmas 
    Borisov, M.A.; Cherkasov, S.V.; Danilov, A.V.; Dnestrovskij, Yu.N.; Dnestrovskij, A.Yu.; Field, A.; Lysenko, S.E.; Meyer, H.; Vershkov, V.A. (Вопросы атомной науки и техники, 2013)
    The results of modeling of shots from two series of experiments in two tokamaks with rather different geometric parameters are presented. The first one includes two shots from the spherical tokamak MAST with current ramp ...
  • Modeling of tungsten melt layer erosion caused by JxB force at TEXTOR with the code MEMOS 
    Bazylev, B.; Coenen, J.W. (Вопросы атомной науки и техники, 2013)
    Tungsten in form of macrobrush is foreseen as one of candidate materials for the ITER divertor. Melting of tungsten, the melt motion, and melt splashing are expected to be the main mechanisms of a surface damage determining ...
  • Modelling of ICRF heating and current drive in tokamak plasma with two ion species 
    Grekov, D.L.; Kasilov, S.V.; Tretiak, K.K. (Вопросы атомной науки и техники, 2013)
    Fast magnetosonic wave propagation in real tokamak geometry is studied using a 2D finite difference code. Propagation and absorption of converted small scale waves is treated with help of the ray tracing code. Driven current ...
  • Møller polarimeter reconstruction in Hall A Jefferson Lab 
    Pomatsalyuk, R.I.; Vereshchaka, V.V.; Glamazdin, A.V. (Вопросы атомной науки и техники, 2013)
    The Møller polarimeter reconstruction for measuring of the electron beam polarization with energies up to 11 GeV has been performed in Hall A Thomas Jefferson Laboratory (United States). This paper describes the elements ...
  • Multipacting simulation in input power couplers of electron linear accelerator 
    Gusarova, M.A.; Zvyagintsev, V.L.; Petrushina, I.I. (Вопросы атомной науки и техники, 2013)
    This paper concerns the results of multipacting prediction for the feeding waveguide section of the eLINAC accelerator. The threshold values of the input power, at which the discharge may occur in this structure, were ...
  • Neutronic model of a fusion neutron source 
    Chernitskiy, S.V.; Moiseenko, V.E.; Ågren, O.; Noack, K.; Abdullayev, A. (Вопросы атомной науки и техники, 2013)
    The MCNPX numerical code has been used to model a fusion neutron source based on a combined stellaratormirror trap. Calculation results for the neutron spectrum near the inner wall and radial leakage of neutrons through ...
  • Nonstationary generation of electromagnetic radiation in nonequilibrium mirror-confined plasma 
    Viktorov, M.E.; Golubev, S.V.; Mansfeld, D.A.; Shalashov, A.G.; Vodopyanov, A.V. (Вопросы атомной науки и техники, 2013)
    We demonstrate the use of a laboratory setup based on a magnetic mirror trap with plasma sustained by a gyrotron radiation under the electron cyclotron resonance conditions aimed at identifying the role of the background ...
  • Novel plasma relativistic broadband source of high-power microwaves 
    Ernyleva, S.E.; Litvin, V.O.; Loza, O.T.; Bogdankevich, I.L. (Вопросы атомной науки и техники, 2013)
    Numerical model of plasma-assisted microwave noise amplifier with 10% of energy efficiency on 150-MW power level is described. Pulse duration of 2 ns prevents the feedback in a 50-cm long device and provides generation of ...
  • NSC KIPT neutron source status 
    Vodin, A.N.; Demchenko, P.A.; Zelinsky, A.Yu.; Karnaukhov, I.M.; Neklyudov, I.M.; Peev, F.A.; Pugachev, G.D.; Ushakov, I.V. (Вопросы атомной науки и техники, 2013)
    The state of development and construction of ADS research facility in NSC KIPT is given. The facility presents a neutron source based on a subcritical uranium assembly driven by a linear electron accelerator with energy ...
  • Nuclear processes in deuterium/natural hydrogen - metal systems 
    Zelensky, V.F. (Вопросы атомной науки и техники, 2013)
    The survey presents the analysis of the phenomena taking place in deuterium - metal and natural hydrogen - metal systems under cold fusion experimental conditions. The cold fusion experiments have shown that the generation ...
  • Numerical simulation of gas-dynamic stage of spark discharge in oxygen 
    Korytchenko, K.V.; Poklonskiy, E.V.; Vinnikov, D.V.; Kudin, D.V. (Вопросы атомной науки и техники, 2013)
    A numerical model of gas-dynamic stage of spark discharge in oxygen that takes into consideration transient processes in an electric circuit and a change in the composition of gas-discharge atmosphere has been presented. ...
  • Numerical simulation of negative streamers in strong non-uniform electric fields in nitrogen. Effect of needle radius and applied voltage on streamer velocity 
    Manuilenko, O.V.; Golota, V.I. (Плазменно-пучковый разряд, газовый разряд и плазмохимия, 2013)
    The results of numerical simulations of the propagation of a negative streamer in nitrogen in the uniform and strongly non-uniform electric fields are presented. It is shown that the propagation velocity of the streamer ...
  • Numerical simulation of plasma wakefield excitation by a sequence of laser pulses 
    Maslov, V.I.; Onishchenko, I.N.; Svistun, O.M. (Вопросы атомной науки и техники, 2013)
    The results of numeral simulation of plasma wakefield excitation by sequence of laser pulses are presented. It is shown that if laser pulses are placed through one wavelength, the accelerated bunch of electrons is formed ...
  • Numerical мodeling of magnetized plasma compressed by the laser beams and plasma jets 
    Kuzenov, V.V.; Ryzhkov, S.V. (Вопросы атомной науки и техники, 2013)
    Magneto-inertial fusion (MIF) including magnetized target compression by high energy laser pulses is fastgrowing area of research. Distinctive feature of this problem is presence of initial seed fields (the imposed external ...
  • Observation of parametric X-ray radiation excited by 50 GeV protons and identification of background radiation origin 
    Afonin, A.G.; Britvich, G.I.; Chesnokov, Yu.A.; Chirkov, P.N.; Durum, A.A.; Kostin, M.Yu.; Lutchev, A.V; Maisheev, V.A.; Yanovich, A.A.; Shchagin, A.V.; Truten’, V.I.; Ganenko, V.B.; Kirillin, I.V.; Shul’ga, N.F.; Kubankin, A.S.; Nasonov, N.N.; Potylitsyn, A.P.; Gogolev, A.S.; Uglov, S.R.; Cherepennikov, Yu.M.; Karataev, P. (Вопросы атомной науки и техники, 2013)
    The experimental layout designed to study properties of focused parametric X-ray radiation generated by relativistic protons in a bent crystal and parametric X-ray radiation generated by relativistic ions and positrons at ...

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