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  1. No Access

    Article

    Inverse Problem for a Mathematical Model of Sorption Dynamics with a Variable Kinetic Coefficient

    The authors consider an inverse problem for a nonlinear mathematical model of sorption dynamics with an unknown variable kinetic coefficient. The theorem of existence of a solution to the inverse problem is pr...

    A. V. Denisov, Dongqin Zhu in Moscow University Computational Mathematics and Cybernetics (2022)

  2. No Access

    Article

    Resuscitative endovascular balloon occlusion of the aorta: what is the optimum occlusion time in an ovine model of hemorrhagic shock?

    The aim of this study is to evaluate the early survival and organ damage following 30 and 60 min of thoracic resuscitative endovascular balloon occlusion of the aorta (REBOA) in an ovine model of severe hemorr...

    V. A. Reva, Y. Matsumura, T. Hörer… in European Journal of Trauma and Emergency S… (2018)

  3. No Access

    Article

    Technology for restoring the original profile of blast furnaces at the Chelyabinsk Metallurgical Combine

    The smelting of charges with a high content of iron-bearing wastes in a blast furnace runs the risk of forming slag crusts in the furnace due to the wastes’ high zinc content. A technology for restoring the or...

    D. V. Zotov, V. A. Andreev, N. N. Gorshkov, N. S. Polyakov, A. V. Denisov in Metallurgist (2013)

  4. No Access

    Article

    Frequency doubling and tripling in a Q-switched fiber laser

    The frequency doubling and tripling in a Q-switched all-fiber laser are studied. It is demonstrated that the main limitations on the efficiency of the harmonic generation are related to the random polarization...

    A. V. Denisov, A. G. Kuznetsov, D. S. Kharenko, S. I. Kablukov… in Laser Physics (2011)

  5. No Access

    Article

    The influence of thermal screens on the temperature distribution, thermal stress, and defect structure during growth of shaped sapphire crystals

    The ways in which a block structure is formed in shaped sapphire single crystals grown from melt by the Stepanov method are considered. The measured temperature distributions and results of a mathematical mode...

    S. I. Bakholdin, V. M. Krymov, Yu. G. Nosov, I. L. Shul’pina… in Crystallography Reports (2010)

  6. No Access

    Article

    Frequency doubling of a Raman fiber laser

    655 nm laser radiation with power of >60 mW is generated by frequency doubling of a broadband randomly-polarized 1.31-μm phosphosilicate Raman fiber laser (RFL). The red power appears to grow linearly with inc...

    S. I. Kablukov, S. A. Babin, D. V. Churkin, A. V. Denisov, D. S. Kharenko in Laser Physics (2010)

  7. No Access

    Article

    Control of temperature field and residual stresses in growing basal-plane-faceted sapphire ribbons

    The influence of different heat shielding constructions on the distribution of temperature and thermoelastic and residual stresses in growing basal-plane-faceted sapphire ribbons (Al2O3) is studied. It is shown t...

    V. M. Krymov, A. V. Denisov, M. I. Sallum… in Bulletin of the Russian Academy of Science… (2009)

  8. No Access

    Article

    Experience with real-time monitoring of the profile of working blast furnaces

    This article discusses the significant effect of the profile of blast furnaces on the technical-economic indices that characterize their performance. The working profile may differ appreciably from the design ...

    G. P. Lezhnev, I. E. Prokhorov, E. M. Shcheglov, S. S. Lyapin… in Metallurgist (2009)

  9. No Access

    Article

    Optical anomalies and residual stresses in basal-plane-faceted ribbons of Stepanov-grown sapphire crystals

    The effects of an anomalous biaxiality and a residual-stress field in basal-plane-faceted single-crystal sapphire ribbons were studied by an optical polarization method using a conoscopic light beam. Formulas ...

    A. V. Denisov, V. M. Krymov, Yu. O. Punin in Physics of the Solid State (2007)

  10. No Access

    Article

    Physical and physicochemical processes accompanying powder synthesis, growth of PbMoO4 crystals, and their annealing in various media: V. Morphological twisting of PbMoO4 and PbWO4 crystals during Czochralski growth

    Twisting of PbMoO4 and PbWO4 crystals around the longitudinal axis during their growth in the [100] direction has been revealed. It is shown that this twisting is a purely morphological effect accompanying the de...

    A. V. Denisov, Yu. O. Punin, V. T. Gabrielyan, O. S. Grunskiĭ in Crystallography Reports (2006)

  11. No Access

    Article

    Physical and physicochemical processes accompanying powder synthesis, growth of PbMoO4 crystals, and their annealing in various media: VI. Anomalous biaxiality and thermoplastic stresses in PbMoO4 crystals in the relationship with the growth conditions

    The optical anomalies are investigated and the internal stresses are calculated for lead molybdate crystals grown by the Czochralski method. An effect of the growth conditions on the distribution of stresses i...

    A. V. Denisov, Yu. O. Punin, V. T. Gabrielyan, O. S. Grunskiĭ… in Crystallography Reports (2006)

  12. No Access

    Article

    Physical and physicochemical processes accompanying powder synthesis, growth of PbMoO4 crystals, and their annealing in various media: III. Methods of controlling the crystallization front shape

    Different methods of controlling the crystallization front shape are considered: variation in a crucible position in a heater, rotation of a crystal, introduction of impurities absorbing melt radiation, and fo...

    V. T. Gabrielyan, O. S. Grunskii, A. A. Gukasov, A. V. Denisov… in Crystallography Reports (2005)

  13. No Access

    Article

    Physical and physicochemical processes accompanying powder synthesis, growth of PbMoO4 crystals, and their annealing in various media: II. Shape of the crystal-melt interface caused by melt evaporation and supercooling

    The temperature distribution in a melt of PbMoO4 is investigated using a modified thermocouple and a scanning device. It is shown that the PbMoO4 melt whose thermal field is significantly inhomogeneous at differe...

    V. T. Gabrielyan, O. S. Grunskii, A. V. Denisov in Crystallography Reports (2005)

  14. No Access

    Article

    Physical and physicochemical processes accompanying powder synthesis, growth of PbMoO4 crystals, and their annealing in various media: I. Solid-state mechanism of the formation of the Pb2MoO5 microheterogeneous phase in PbMoO4 crystals

    In this study, the first of the proposed cycle, the conditions and the mechanism of nucleation and formation of particles of the Pb2MoO5 phase in PbMoO4 crystals, which are due to the physicochemical features of ...

    V. T. Gabrielyan, O. S. Grunskii, A. A. Gukasov, A. V. Denisov… in Crystallography Reports (2005)

  15. No Access

    Article

    Growth of Sinter Production at the Chelyabinsk Metallurgical Combine

    N. I. Vorob'ev, V. A. Andreev, E. A. Kazantsev, V. I. Antonov… in Metallurgist (2002)

  16. No Access

    Article

    Improvement in the Efficiency of Blast Furnaces at the Mechel Company

    N. I. Vorob'ev, G. V. Gorbunov, N. N. Gorshkov, A. V. Denisov… in Metallurgist (2001)

  17. No Access

    Article

    Tunnel spectroscopic measurements in air with a scanning tunnel microscope

    Central methodical and hardware problems in taking spectra of different types with a scanning tunneling microscope in air are briefly discussed. Ways to overcome these problems are considered. A procedure for ...

    S. Yu. Vasil’ev, A. V. Denisov in Technical Physics (2000)

  18. No Access

    Article

    Methods of improving the efficiency of blast-furnace smelting

    G. V. Gorbunov, A. V. Denisov, N. N. Gorshkov in Metallurgist (1998)

  19. No Access

    Article

    Use of converter slag in sinter and pig-iron production

    R. F. Nugumanov, A. V. Denisov, L. B. Unigovskii, G. V. Gorbunov in Metallurgist (1998)

  20. No Access

    Article

    Blast-furnace smelting at the “mechel” factory with pellets from the Kachkanar Mining-Concentration Combine

    N. I. Vorob'ev, A. V. Denisov, N. N. Gorshkov, M. A. Batuev… in Metallurgist (1997)

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