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  1. No Access

    Article

    Calorimetric and Volumetric Studies of Dislocations during Martensitic Transformations in TiNi Alloy with Shape Memory

    An in-depth analysis of calorimetric and volumetric data for direct, reverse, and deformation martensitic transformations in the nanostructured alloy Ti49.3Ni50.7 with shape memory is carried out. The samples are...

    Yu. S. Nechaev, E. A. Denisov… in Journal of Surface Investigation: X-ray, S… (2024)

  2. No Access

    Article

    Cottrell Cosegregations of Carbon and Hydrogen: Characteristics and Role in the Strain Aging and Embrittlement of Steels

    This study investigates the characteristics of phase-like Cottrell atmospheres, which are carbohydride-like cosegregations of carbon and hydrogen, present at dislocations within the martensitic and ferritic co...

    Yu. S. Nechaev, E. A. Denisov… in Journal of Surface Investigation: X-ray, S… (2023)

  3. No Access

    Article

    On Hydrogen “Superstorage“ in Know-How Activated Graphite Nanofibers

    The extraordinary, unreproduced data of Rodriguez, Baker, Gupta on the “superstorage” of “reversible” and “irreversible” hydrogen in activated graphite nanofibers are studied using an effective methodology for...

    Yu. S. Nechaev, E. A. Denisov… in Journal of Surface Investigation: X-ray, S… (2022)

  4. No Access

    Article

    Deformation of graphene layers and phase transformations in the hydrogen nanophase intercalated in them

    The intercalation of a high-density molecular hydrogen nanophase into graphene nanostructures has been studied. The deformation of the graphene layers in the material and the phase transformations of intercala...

    Yu. S. Nechaev, V. P. Filippova, A. A. Tomchuk in Russian Metallurgy (Metally) (2016)

  5. No Access

    Chapter and Conference Paper

    Creation Of New Composite Materials For Hydrogen Energy Purposes. I. New Lines Of Membrane Production Technology

    One of the main problems of hydrogen energy is separation and purification of hydrogen produced by various conversion methods from raw hydrocarbons. Carbon membranes can become real alternative both to inorgan...

    O. K. Alexeeva, M. M. Chelyak, A. A. Kotenko… in Carbon Nanomaterials in Clean Energy Hydro… (2008)

  6. No Access

    Article

    Effect of a dispersed phase on the magnetic properties of an unalloyed isotropic transformer steel

    V. I. Sidorkin, Yu. S. Nechaev, D. G. Mukham'etov… in Metal Science and Heat Treatment (1992)

  7. No Access

    Article

    Nature and mechanism of diffusion in deformed Ni−Fe and Al−Ag alloys

    Yu. S. Nechaev, S. A. Vladimirov, N. A. Ol'shevkii… in Metal Science and Heat Treatment (1992)

  8. No Access

    Article

    Change in the electrical resistivity of Al−3.5% Cu during thermal cycling in the solidus-liquidus range

    1. From the rate of the change in the temperature coefficient of electrical resistivity of Al−3.5% Cu in the sol...

    A. S. Bubenshchikov, Yu. S. Nechaev, L. N. Shekhter in Metal Science and Heat Treatment (1982)

  9. No Access

    Article

    Characteristics of vacancies and temperature coefficients of electrical resistivity in aluminum and its alloys

    1. The main source and sink of vacancies in large polycrystals of aluminum and alloys of Al+0.2–3.5% Cu and Al+0...

    Yu. S. Nechaev, A. S. Bubenshchikov in Metal Science and Heat Treatment (1979)

  10. No Access

    Article

    Characteristics of the disappearance of excess vacancies on dislocations in aluminum alloys

    1. The kinetics of the disappearance of excess vacancies on intragranular dislocations in Al+3.5% Cu with coolin...

    Yu. S. Nechaev, A. S. Bubenshchikov in Metal Science and Heat Treatment (1979)