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  1. No Access

    Article

    Dependence of the Parameters of Cascade Particle Multiplication on the Type of Atomic Potential

    The cascade multiplication of atoms in a solid target is considered theoretically for different types of scattering cross section. The solution of the transport equation in some cases is found in an analytical...

    A. I. Tolmachev, L. Forlano in Journal of Surface Investigation: X-ray, S… (2021)

  2. No Access

    Article

    Dependence of the Energy distribution of Reflected Ions on the Type of the Atomic Potential

    The low-energy spectrum of ions reflected from the surface of a solid is calculated theoretically and by means of the computer simulation method. The theory is based on numerical solution of the transport equa...

    A. I. Tolmachev, L. Forlano in Journal of Surface Investigation: X-ray, S… (2020)

  3. No Access

    Article

    Calculation of Ion Reflection from Solids: Computer Simulation and Theory

    A computer program is developed to study ion reflection from solid surfaces. The program uses the cutoff Coulomb potential, the binary collision approximation, and the model of local inelastic energy losses. F...

    A. I. Tolmachev, L. Forlano in Journal of Surface Investigation: X-ray, S… (2019)

  4. No Access

    Article

    Numerical Calculation of Light-Ion Backscattering in the Case of Normal Incidence on a Target Surface

    The distributions of backscattered ions over paths in the target are calculated numerically for different ion energies and different ratios of masses and target atoms. The calculations are performed by solving...

    A. I. Tolmachev, L. Forlano in Journal of Surface Investigation: X-ray, S… (2017)

  5. No Access

    Article

    Calculation of the angular distribution of reflected ions for the case of oblique incidence on the target surface

    The angular distributions of reflected medium-energy ions are numerically calculated for the case of oblique incidence on the target surface. Calculations are performed by solving the one-velocity transport eq...

    A. I. Tolmachev in Journal of Surface Investigation. X-ray, S… (2016)

  6. No Access

    Article

    Structure and Mechanical Properties of Nitrogen Austenitic Steel after Ultrasonic Forging

    Electron microscopy and X-ray diffraction have been used to investigate a nitrogen 07Kh17AG18 steel with an austenitic structure after the surface deformation treatment—ultrasonic forging. During ultrasonic fo...

    N. A. Narkevich, A. I. Tolmachev, I. V. Vlasov… in The Physics of Metals and Metallography (2016)

  7. No Access

    Article

    Production of ultrafine-grain bioinert alloys

    The microstructure and mechanical properties of bioinert titanium, zirconium, and niobium alloys in the ultrafine-grain state are investigated. The ultrafine-grain structure is obtained by severe plastic defor...

    Yu. P. Sharkeev, A. Yu. Eroshenko, V. I. Danilov, I. A. Glukhov… in Steel in Translation (2015)

  8. No Access

    Article

    Effect of meso-alkyl substituents in the polymethine chain of thiacarbocyanines on the morphology of dye aggregates

    Using the example of meso-alkylsubstituted thiacarbocyanine dyes, it has been demonstrated that an ethyl substituent, as a rule, promotes the formation of long-wave J-aggreagtes in aqueous solutions and a methyl ...

    B. I. Shapiro, L. S. Sokolova, V. A. Kuz’min, A. I. Tolmachev… in Nanotechnologies in Russia (2012)

  9. No Access

    Article

    Angular distribution of reflected ions at oblique incidence on a target

    The angular distribution of ions reflected from a solid surface has been obtained as a result of solving the Boltzmann equation, written in the diffusion approximation by the method of moments. The angular dis...

    A. I. Tolmachev in Journal of Surface Investigation. X-ray, S… (2012)

  10. No Access

    Article

    Some features of the formation of the surface microrelief of steel under ultrasonic finishing treatment

    The surface microrelief of carbon steel after ultrasonic finishing treatment was studied using a Micro Measure 3D Station three-dimensional contactless profilometer. The effect of the parameters of the initial...

    Zh. G. Kovalevskaya, P. V. Uvarkin… in Russian Journal of Nondestructive Testing (2012)

  11. No Access

    Article

    Evolution of the temperature field during deformation and fracture of specimens of coarse-grained and ultrafine-grained titanium

    Studies of the deformation and evolution of temperature fields in flat specimens of BT1-0 titanium in the Coarse-Grained (CG) and nanostructured/ultrafine-grained (NS/UFG) states and BT6 titanium alloy were pe...

    Yu. P. Sharkeev, V. P. Vavilov… in Russian Journal of Nondestructive Testing (2011)

  12. No Access

    Article

    Interaction between gold nanoparticle plasmons and aggregates of polymethine dyes: “Invisible” nanoparticles

    Composite nanoparticles consisting of rodlike gold particles coated by an organic layer and polymethine (cyanine) dyes of J-aggregates of different structures absorbing light in red and infrared spectrum range...

    B. I. Shapiro, E. S. Kol’tsova, A. G. Vitukhnovskii… in Nanotechnologies in Russia (2011)

  13. No Access

    Article

    Dependence of the self-sputtering yield upon ion incidence angle

    Solution of the problem of angular dependence of sputtering yield is divided into three parts: calculation of the number of cascade particles as a function of their path length, definition of the path length d...

    A. I. Tolmachev in Journal of Surface Investigation. X-ray, S… (2011)

  14. No Access

    Article

    Rate of solution of refractory oxides in oxide melts

    V. G. Babkin, B. V. Tsarevskii, S. I. Popel, Yu. A. Nikulshin… in Refractories (1974)