Skip to main content

11 Result(s)

within E. A. Ovchenkov Remove this filter

and

  1. No Access

    Article

    EPR Spectroscopy of Polycrystal Magnesium-Doped Copper(I) Chromite Samples

    Electron paramagnetic resonance (EPR) spectroscopy and magnetic susceptibility measurements are used to study samples of ceramic solid solutions CuCr1 – xMgxO2 (x = 0–0.013). An analysis of the temperature depend...

    V. G. Kytin, A. V. Duvakina, E. A. Konstantinova… in Russian Journal of Physical Chemistry B (2022)

  2. No Access

    Article

    Magnetothermal Properties of NdCo5 –xGax Compounds

    The magnetization and magnetocaloric effect (MCE) of NdCo5 – xGax compounds are measured. It is found that the magnetic ordering temperatures of NdCo5 – xGax compounds with Ga substitution fall in proportion to t...

    S. A. Nikitin, A. E. Bogdanov… in Bulletin of the Russian Academy of Science… (2019)

  3. No Access

    Article

    Properties of iron-containing nanohydroxyapatite-based composites

    The paramagnetic properties of compounds resulting from the synthesis of nanohydroxyapatite in the presence of Fe(III) ions have been studied by electron paramagnetic resonance, Mössbauer spectroscopy, and mag...

    D. A. Pankratov, V. D. Dolzhenko, E. A. Ovchenkov, M. M. Anuchina… in Inorganic Materials (2017)

  4. No Access

    Article

    The Influence of Substitutions in 3d-Sublattice on the Exchange Interactions in Compounds Based on NdMnGe

    Magnetic properties of CeFeSi-type NdMn \(_{1-x}\) ...

    I. A. Ovchenkova, A. E. Bogdanov, A. V. Smirnov… in Journal of Low Temperature Physics (2016)

  5. No Access

    Article

    Study of structure and properties of polymer composites based on polytetrafluoroethylene and cobalt nanoparticles

    This work discusses the study of structure and properties of composites based on polytetrafluoroethylene (PTFE) and filler, which is a composite material of cobalt nanoparticles and ultrafine polytetrafluoroet...

    G. S. Baronin, V. M. Buznik, G. Yu. Yurkov… in Inorganic Materials: Applied Research (2015)

  6. No Access

    Article

    Composites based on SiO2 micrograins and cobalt-containing nanoparticles: Synthesis, structure, and magnetic properties

    Cobalt-containing particles are synthesized on the surface of silicon dioxide micrograins prepared by the Stöber-Fink method. The composition and structure of nanoparticles are determined by transmission elect...

    G. Yu. Yurkov, A. V. Kozinkin, Yu. A. Koksharov… in Russian Journal of Physical Chemistry A (2013)

  7. No Access

    Article

    Magnetic ceramics based on nanoparticles of cobalt and silicon oxide obtained from polycarbosilane

    Cobalt ferrite particles are produced in bulk polycarbosilane (PCS). Calcination of the composite to 800°C leads to transformation of PCS into amorphous silicon oxide, in the bulk of which cobalt ferrite nanop...

    O. V. Popkov, E. A. Potapova, G. Yu. Yurkov… in Inorganic Materials: Applied Research (2012)

  8. No Access

    Article

    Composite material based on iron-containing nanoparticles for applications in the problems of electromagnetic compatibility

    The decomposition of iron formate is used to synthesize composite materials that represent ironcontaining nanoparticles localized in the high-pressure-polyethylene matrix with the concentration of the iron-con...

    A. S. Fionov, G. Yu. Yurkov, V. V. Kolesov… in Journal of Communications Technology and E… (2012)

  9. No Access

    Article

    Properties of three-dimensional composites based on opal matrices and magnetic nanoparticles

    Three-dimensional nanocomposites consisting of an opal matrix and a metal have been prepared by the interaction of salts and oxides of different elements (Ni, Co, Fe, etc.) embedded in an opal matrix with isop...

    S. N. Ivicheva, Yu. F. Kargin, E. A. Ovchenkov… in Physics of the Solid State (2011)

  10. No Access

    Article

    Synthesis and properties of nanocomposites based on magnetite and biocompatible polymers

    Magnetosensitive composites were prepared on the basis of biocompatible polymers using Elmore reaction. The structure of the composites and the morphology of the metal-containing component were examined. The m...

    Yu. N. Bol’bukh, V. A. Tertykh, G. Yu. Yurkov… in Russian Journal of Applied Chemistry (2011)

  11. No Access

    Article

    Formation of nanogaps in electrochemically deposited films of metals by the stress relaxation method

    Formation of a set of planar electrodes spaced about 10 nm apart by electrochemical “healing” of gaps 50 to 100 nm wide in half-finished electrodes is described. The method consists in complete healing of the ...

    E. S. Soldatov, E. A. Ovchenkov in Technical Physics (2008)