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  1. No Access

    Article

    Nitriding and Carburization of a Mixed Nitride Uranium-Plutonium Fuel Pin Cladding

    Post-reactor studies of experimental fuel pins with mixed nitride uranium-plutonium fuel and EP823-Sh, ChS68-ID kh.d., and EK164-ID kh.d. steel cladding, which have been irradiated in BOR-60 and BN-600 reactor...

    S. I. Porollo, E. E. Marinenko, F. N. Kryukov, O. N. Nikitin… in Atomic Energy (2022)

  2. No Access

    Article

    Swelling of Intermetallic Uranium–Silumin Dispersion Fuel Composition in Experimental Fuel Rods of the SM Reactor

    Experimental dispersion fuel rods with intermetallic uranium–silumin fuel composition, proposed for the modernized core of the SM reactor, were investigated. The conditions for reactor testing of fuel rods are...

    I. F. Gilmutdinov, V. Yu. Shishin, F. N. Kryukov, O. N. Nikitin… in Atomic Energy (2022)

  3. No Access

    Article

    Post-Reactor Studies of Fuel Rods with Uranium-Plutonium Nitride Fuel with Gas and Liquid-Metal Sublayer

    ETVS fuel assemblies containing nitride fuel rods with different structural implementation and cladding made of different materials are tested in the cores of the BN-600 and BOR-60 reactors in order to substan...

    A. F. Grachev, L. M. Zabudko, Yu. S. Mochalov, A. V. Belyaeva… in Atomic Energy (2021)

  4. No Access

    Article

    Investigation of the Magnetic Properties of Warwickite Mn0.89Mg1.11BO4

    The temperature dependences of the magnetic susceptibility in magnetic fields applied parallel and perpendicular to axis с of a Mn0.89Mg1.11BO4 single crystal were measured. Spin ordering typical of an antiferrom...

    R. M. Eremina, E. M. Moshkina… in Bulletin of the Russian Academy of Science… (2019)

  5. No Access

    Article

    Investigation of the Magnetic Properties of Ludwigites

    Single crystals of Cu2AlBO5 and Cu2GaBO5 copper oxyborates are synthesized via solution-melt crystallization and subjected to X-ray diffraction analysis. Parameters of the crystal lattice and the positions of ato...

    R. M. Eremina, E. M. Moshkina… in Bulletin of the Russian Academy of Science… (2019)

  6. No Access

    Article

    Magnetic Anisotropy in Thin Films of FePt Detected by the Ferromagnetic Resonance Method

    FePt thin films are made via the heat treatment of structures containing Pt (001) and Fe (001) epitaxial layers. X-ray spectral analysis and field-emission scanning electron microscopy show that the samples co...

    A. I. Dmitriev, A. V. Kulikov… in Journal of Surface Investigation: X-ray, S… (2019)

  7. No Access

    Article

    Ferromagnetism and Persistent Currents in Finely Dispersed Highly Oriented Pyrolytic Graphite Samples

    Synthesis of finely dispersed graphite powders is described and results of their investigations by the methods of electron microscopy and magnetometry are presented. The samples have been prepared from crystal...

    M. Saad, I. F. Gilmutdinov, A. M. Rogov, S. I. Nikitin… in Russian Physics Journal (2018)

  8. No Access

    Article

    Observation of Persistent Currents in Finely Dispersed Pyrolytic Graphite

    The trapped magnetic flux in the finely ground pyrolytic graphite sample annealed at 670 K in air has been observed. Flux trap** occurs on cooling of the sample from room temperature to 10 K in a magnetic fi...

    M. Saad, I. F. Gilmutdinov, A. G. Kiiamov, D. A. Tayurskii, S. I. Nikitin… in JETP Letters (2018)

  9. No Access

    Article

    Magnetic properties of (SrFe12O19) x (CaCu3Ti4O12)1–x composites

    New composite materials (SrFe12O19) x (CaCu3Ti4O12)1–x (x = 0, 0.05, 1) have been synthesized. Their magnetic properties are studied in the tempe...

    R. M. Eremina, K. R. Sharipov, I. V. Yatsyk… in Journal of Experimental and Theoretical Ph… (2016)

  10. No Access

    Article

    Lability of spin state of Fe(III) complexes with tetradentate Schiff’s bases

    [FeLX2]Y [L = N,N'-ethylenebis(salicylimine) (salen), N,N'-ethylenebis(acetylacetonylimine) (acen), or N,N'-ethylenebis(3-methyloxysalicylimine) (vanen); X = imidazole or N-methylimidazole; Y = BF4, ClO4, or BPh4

    T. A. Ivanova, L. V. Mingalieva, I. V. Ovchinnikov… in Russian Journal of General Chemistry (2016)

  11. No Access

    Article

    Complex magnetic differentiation of cobalts in Na x CoO2 with 22 K Néel temperature

    Single crystals of sodium cobaltates Na x CoO2 with x ≈ 0.8 were grown by the floating zone technique. Using electrochemical Na de-intercalation method we reduced the sodium cont...

    I. R. Mukhamedshin, I. F. Gilmutdinov, M. A. Salosin, H. Alloul in JETP Letters (2014)

  12. No Access

    Article

    State of metal alloy fuel after irradiation in a fast reactor

    The main domestic and foreign results obtained in the course of reactor tests and post-reactor studies of alloyed fuel are reviewed. The regularities of its radiation swelling and mechanical and chemical inter...

    F. N. Kryukov, V. N. Syuzyov, O. N. Nikitin, S. V. Kuzmin, E. B. Maltseva… in Atomic Energy (2013)

  13. No Access

    Article

    State of nitride fuel after irradiation in fast reactors

    The principal results from studies of the state of fuel elements with nitride fuel for subsequent work on use in fast reactors are reviewed. It is shown that fuel elements with nitride fuel and helium filler c...

    F. N. Kryukov, O. N. Nikitin, S. V. Kuzmin, A. V. Belyaeva, E. B. Maltseva… in Atomic Energy (2012)