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Перегляд Відділення ядерної фізики та енергетики за назвою

Репозиторій DSpace/Manakin

Перегляд Відділення ядерної фізики та енергетики за назвою

Сортувати за: Порядок: Результатів:

  • U-3M plasma startup scenario sustained by gas puffing as a different plasma confinement scenario: first results 
    Dreval, M.B.; Sorokovoy, E.L.; Mironov, Yu.K.; Pavlichenko, R.O.; Lozin, A.V.; Romanov, V.S.; Pashnev, V.K. (Вопросы атомной науки и техники, 2013)
    In order to reduce flux of neutrals into the plasma confinement volume, discharge start-up scenario maintained by impulse gas puffing (GP) has been proposed. Absence of constant working gas feeding in this scenario opens ...
  • ²³⁸U fission near the threshold 
    Khvastunov, V.M.; Kasilov, V.I.; Kochetov, S.S.; Khomich, A.A. (Вопросы атомной науки и техники, 2020)
    Using the data on angular distribution of fission fragments, a threshold has been determined in a dipole fission channel with J=1 spin projection to the nucleus symmetry axis. It has been shown that the peak observed in ...
  • UHF-generation in a coaxial slowing down structure filled with plasma 
    Markov, P.I.; Antipov, V.S.; Onishchenko, I.N.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2002)
    Microwave generation by an electron beam in a coaxial transmission line in which the inner and outer conductors are both corrugated is studied theoretically. An annular electron beam propagates in a transport channel ...
  • 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 ...
  • Ultra high vacuum cathodic arc for deposition of superconducting lead photo-cathodes 
    Strzyzewski, P.; Langner, J.; Sadowski, M.J.; Witkowski, J.; Sekutowicz, J. (Вопросы атомной науки и техники, 2007)
    The paper presents recent experimental studies aimed at the deposition of superconducting films of pure lead (Pb) by means of the UHV cathodic arc. Such layers can be used as photo-cathodes needed for modern accelerator ...
  • Ultra relativistic electron beam spatial size estimation from angular distribution of their radiation in thin crystals 
    Goponov, Yu.A.; Sidnin, M.A.; Sumitani, K.; Takabayashi, Y.; Vnukov, I.E. (Вопросы атомной науки и техники, 2015)
    The use of ultra relativistic electron (positron) emission in thin crystals to estimate particle beam spatial sizes for projected electron-positron colliders is proposed. The existing position-sensitive X-ray range detectors ...
  • Ultrasound influence on the creep nanostructured Zr 
    Sokolenko, V.I.; Gorbatenko, V.M.; Karaseva, E.V.; Mats, A.V.; Savchuk, E.S.; Frolov, V.A. (Вопросы атомной науки и техники, 2016)
    The peculiarities creep and electro-physical characteristics of nanostructured zirconium subjected to severe treatment was studied in the temperature range 300…700 K. It is shown that plastic flow of nanostructured zirconium ...
  • Undulative induction electron accelerator for the waste and natural water purification systems 
    Kulish, V.V.; Melnyk, A.C.; Gubanov, I.V. (Вопросы атомной науки и техники, 2001)
    The project analysis of Undulative Induction Accelerator (EH-accelerator) for the waste and natural water purification systems is accomplished. It is shown that the use of the four-channel design of induction block and the ...
  • Undulative induction formers of picosecond electron bunches 
    Kulish, V.V.; Gubanov, I.V.; Orlova, O.A. (Вопросы атомной науки и техники, 2001)
    The basic physical mechanism and the design idea of a new type of Undulative Induction Formers (UNIFs or EH-formers) of especially short intensive electron bunches are proposed and studied. The characteristic feature of ...
  • 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 ...
  • Universal BCT monitor for INR proton Linac pulse beam 
    Reinhardt-Nikoulin, P.; Gaidash, V.; Menshov, A.; Mirzojan, A.; Feschenko, A. (Вопросы атомной науки и техники, 2006)
    The INR Proton Linac accelerated beam is now in the range of 10…12 mA pulse current, 0.3…200 µs pulse duration and 1…50 Hz repetition rate. The various beam pulse durations are important for nuclear experiments and medical ...
  • Universal experimental facility of IHEPNP NSC KIPT for research of high-energy electron beam interaction with thin amorphous and single-crystal structures 
    Kovalenko, G.D.; Kasilov, V.Y.; Kazarinov, Yu.H.; Karpus, S.H.; Semisalov, I.L.; Kochetov, S.S.; Shopen, O.O.; Shliakhov, I.M. (Вопросы атомной науки и техники, 2022)
    The description and bench test results of the developed universal experimental facility [1] are presented. It mounted at the direct beam line of IHEPNP NSC KIPT 30 MeV Linac for the fundamental and applied research of high ...
  • Universal system for tomographic reconstruction on GPUS 
    Kotina, E.D.; Latypov, V.N.; Ploskikh, V.A. (Вопросы атомной науки и техники, 2013)
    MLEM methods are commonly used in PET and SPECT reconstruction. The paper presents a parallel implementation of MLEM using an OpenCL programming language. Evaluation of the algorithms is performed using simulated sinograms ...
  • Unorganized air releases with radioactive aerosols from the New Safe Confinement of ChNPP into the environment 
    Krukovskyi, P.; Diadiushko, Ye.; Skliarenko, D.; Starovit, I. (Вопросы атомной науки и техники, 2021)
    The New Safe Confinement (NSC) of the Chernobyl NPP, which isolates the destroyed reactor and the “Shelter Object” from the environment, is not airtight, so the problem is the lack of information on the flow of norganized ...
  • Unusual physics of quantum plasmas 
    Tyshetskiy, Yu.O.; Vladimirov, S.V.; Kompaneets, R. (Вопросы атомной науки и техники, 2013)
    We discuss some of the peculiarities of collective phenomena in a quantum plasma. In particular, we consider “elementary” collective phenomena such as charge shielding, volume and surface oscillations in a degenerate quantum ...
  • Unusual resonances in superfluid ⁴He – metal double-layer system 
    Nemchenko, K.E.; Rogova, S.Yu. (Вопросы атомной науки и техники, 2012)
    We consider the model of temperature and heat flow evolution in a double-layer system. The first layer is superfluid ⁴He and the second layer is a metallic plate. At the left end of the first layer the oscillating heat ...
  • Updating of the detector system applied to the customs inspection systems based on electron accelerators 
    Gavrish, Yu.N.; Novikov, V.L.; Sidorov, A.V.; Fialkovsky, A.M. (Вопросы атомной науки и техники, 2006)
    The updating of the detector systems developed at NPK LUTS for application to customs inspection systems based on 6…10 MeV accelerators is considered. Tests of a new updated detector system applied in an industrial ...
  • Upgrade of network infrastructure of the KIPT computing facility for CMS data processing 
    Kurov, A.A. (Вопросы атомной науки и техники, 2018)
    Based on the analysis of the network infrastructure of the NSC KIPT specialized computer complex for processing of data obtained in the CMS experiment at the Large Hadron Collider, the internal communication channels of ...
  • Upgrade of the high current heavy ion front-end system of the GSI UNILAC 
    Yaramyshev, S.; Barth, W.; Dahl, L.; Kolomiets, A. (Вопросы атомной науки и техники, 2006)
    The FAIR Project requires an U⁴⁺ beam current above 18 emA behind the heavy ion high current RFQ. The measured intensity was a factor of two lower. The beam dynamics in the front-end system has been simulated with the ...
  • Upgrading of the high-current accelerator “Tonus” 
    Ryabchikov, A.I.; Petrov, A.V.; Karpov, V.B.; Polkovnikova, N.M.; Tolmacheva, V.G.; Usov, Yu.P. (Вопросы атомной науки и техники, 2001)
    In the paper presented, the new technical development of the high-current electron accelerator “Tonus-NT” (Tomsk nanosecond accelerator – new technologies) is described. It has been developed taking into account the ...

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