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  1. No Access

    Article

    Maximum Gas Pressure in Pores

    An analytical expression for estimating the maximum gas pressure within a closed pore is derived. The Lamé solution for the stress–strain state of the material around a spherical pore in an infinite medium is ...

    M. I. Alymov, A. B. Ankudinov, S. I. Averin… in Inorganic Materials: Applied Research (2024)

  2. No Access

    Article

    Effect of Mechanical Activation Time on the Structure and Mechanical Properties of W–Cu Powder Composite

    Mixtures of tungsten–copper powders (88.2 wt % W + 11.8 wt % Cu) with different granulometric compositions have been studied after mechanical activation at different process times. Before mechanical activation...

    E. V. Evstratov, A. S. Baikin, S. I. Averin in Inorganic Materials: Applied Research (2023)

  3. No Access

    Article

    Calculation of the Internal Pressure in a Cylindrical Pore

    This paper presents a method to calculate the internal pressure in a cylindrical pore occurring in the material of a powder metallurgy product. The pore pressure is determined by the displacements of the exter...

    M. I. Alymov, S. I. Averin, A. B. Ankudinov in Inorganic Materials: Applied Research (2023)

  4. No Access

    Article

    Method for Estimating the Internal Gas Pressure in the Pores of a Model Spherical Sample

    Abstract—An analytical equation for the determination of the internal gas pressure in a pore is proposed. The equation is based on the solution of the problem of the theory of elasticity for the deformation of a ...

    M. I. Alymov, S. I. Averin, E. V. Petrov in Russian Metallurgy (Metally) (2023)

  5. No Access

    Article

    Sintering Diagrams of Titanium Powders

    Sintering of powder compacts can lead to an increase in their density, with the neck between the particles growing. Powder sintering diagrams are constructed in the following coordinates: the relative size of ...

    M. I. Alymov, S. I. Averin, S. V. Semichev in Inorganic Materials: Applied Research (2020)

  6. No Access

    Article

    Lower Limit Size of Pores in Metals under Sintering

    The results of the derivation of an analytical expression for determining the lower limit (critical) pore sizes in the material are presented. It is shown that the material cannot contain pores with a size bel...

    M. I. Alymov, S. I. Averin in Inorganic Materials: Applied Research (2020)

  7. No Access

    Article

    On the critical size of pores

    The critical sizes of pores, determined by surface tension forces, have been determined. It is shown that the pore size in a material cannot be lower than some critical value.

    M. I. Alymov, V. M. Markochev, S. I. Averin, V. S. Shustov in Doklady Physics (2017)

  8. No Access

    Article

    Sintering mechanisms for crystalline powders: Comparative analysis

    M. I. Alymov, S. I. Averin, V. S. Shustov in International Journal of Self-Propagating … (2013)

  9. No Access

    Article

    Sintering diagrams of gold powders

    The sintering diagrams of the gold powders with different particle sizes are plotted. The dominant mechanisms of the sintering of the gold at a specified temperature, powder particle size, and neck size are id...

    S. I. Averin, M. I. Alymov in Inorganic Materials: Applied Research (2013)

  10. No Access

    Article

    Sintering diagram of titanium carbide powders

    Sintering diagrams, which determine the dominating mechanism of powder sintering at a given temperature, the size of powder grains, and the neck between the grains, may be used to explain the experiments on si...

    V. S. Shustov, I. A. Zaletova, S. I. Averin, V. A. Zelenskii… in Nanotechnologies in Russia (2012)

  11. No Access

    Article

    Crack resistance of fuel pellets in fuel elements

    S. I. Averin, M. I. Alymov, A. G. Gnedovets in Atomic Energy (2011)

  12. No Access

    Article

    Permissible crack size in the frame of a water-cooled, watermoderated reactor

    S. I. Averin, Yu. G. Matvienko, E. M. Morozov in Soviet Atomic Energy (1987)