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  1. Article

    Erratum to: Comparison of Approximate and Numerical Methods for Solving the Homogeneous Dirichlet Problem for the Helmholtz Operator in a Two-Dimensional Domain

    E. G. Apushkinskiy, V. A. Kozhevnikov… in Lobachevskii Journal of Mathematics (2023)

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    Comparison of Approximate and Numerical Methods for Solving the Homogeneous Dirichlet Problem for the Helmholtz Operator in a Two-Dimensional Domain

    A method for finding an approximate solution of the homogeneous Dirichlet problem for the Helmholtz operator in a 2-D domain is under consideration. In the polar coordinates, an approximate solution is represe...

    E. G. Apushkinskiy, V. A. Kozhevnikov… in Lobachevskii Journal of Mathematics (2023)

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    Analysis of the Experimental Curve of Magnetization of a Silicon Nanosandwich with the Use of Numerical Simulation

    The field dependence of the magnetization of a silicon nanosandwich observed at room temperature exhibits quite a complicated character, mainly due to the contribution of the quantum magnetic effect, which is ...

    V. V. Romanov, V. A. Kozhevnikov… in Optoelectronics, Instrumentation and Data … (2022)

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    Laser Gain for Inhomogeneous Boundary Conditions

    The method proposed by the authors for solving the Helmholtz equation with homogeneous boundary conditions was verified for an elliptic cross section. The method is generalized to the Helmholtz equation with i...

    V. A. Kozhevnikov, V. E. Privalov in Russian Physics Journal (2021)

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    Description of the Magnetization Oscillations of a Silicon Nanostructure in Weak Fields at Room Temperature. The Lifshitz–Kosevich Formula with Variable Effective Carrier Mass

    A formalism of the statistical approach to describing de Haas–van Alphen oscillations known as the Lifshitz–Kosevich formula is developed as applied to a low-dimensional system with an effective carrier mass d...

    V. V. Romanov, V. A. Kozhevnikov, V. A. Mashkov, N. T. Bagraev in Semiconductors (2020)

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    De Haas–van Alphen Oscillations of the Silicon Nanostructure in Weak Magnetic Fields at Room Temperature. Density of States

    The field dependence of magnetization of a silicon nanosandwich measured at room temperature in weak magnetic fields manifests de Haas–van Alphen oscillations, the behavior of which is explained under the cond...

    V. V. Romanov, V. A. Kozhevnikov, C. T. Tracey, N. T. Bagraev in Semiconductors (2019)

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    Thermodynamic Description of Oscillations of the Magnetization of a Silicon Nanostructure in Weak Fields at Room Temperature. Density of States

    The observation of de Haas–van Alphen oscillations when studying the silicon nanostructure at room temperature in weak magnetic fields enables the use of thermodynamic relations to calculate the density of sta...

    V. V. Romanov, V. A. Kozhevnikov, N. T. Bagraev in Semiconductors (2019)

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    Article

    Upgrade the Evaluation of the Contribution of the Active Element Cross Section Geometry to the He-Ne Laser Energy Characteristics

    The models for estimating the contribution of the cross section geometry to the active medium gain of the He-Ne laser have been considered in this work. Expanding the range of studied cross sections it has bee...

    V. A. Kozhevnikov, V. E. Privalov, V. G. Shemanin in Optical Memory and Neural Networks (2019)

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    Article

    Investigations of Nonconventional Cross Sections of Gas-Discharge Lasers

    Gains of lasers with regular polygon cross sections of tubes having curvilinear sections are considered. Calculations are performed for parabolic polygons, a triangle, and a circle with extra curvature. Result...

    V. A. Kozhevnikov, V. E. Privalov in Russian Physics Journal (2019)

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    Immunological Efficacy and Safety of Synthesized CpG Oligodeoxynucleotides

    The technology for synthesis is described, and the adjuvant properties of CpG oligodeoxynucleotides (CpG-ODNs) are assessed. CpG-ODN sequences were generated according to the available sequences on an automati...

    O. M. Kudriavtseva, A. P. Semakova, N. I. Mikshis… in Applied Biochemistry and Microbiology (2018)

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    Article

    Radiation Amplification in Lasers with Regular Polygon Cross Sections

    Gains of lasers with regular polygon cross sections of tubes are considered. Results obtained demonstrate the consistency of the model.

    V. A. Kozhevnikov, V. E. Privalov in Russian Physics Journal (2018)

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    Article

    Investigations of the space environment aboard the Universitetsky-Tat’yana and Universitetsky-Tat’yana-2 microsatellites

    The first results obtained through the university small satellites program developed at Moscow State University (MSU) are presented. The space environment was investigated aboard two MSU microsatellites design...

    V. A. Sadovnichy, M. I. Panasyuk, I. V. Yashin, V. O. Barinova… in Solar System Research (2011)

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    Determination of partial-wave inelasticities for elastic pion-nucleon scattering with the aid of experimental data on πN → ππN processes in the beam-momentum range 300 < P beam < 500 MeV/c

    The partial-wave inelasticity parameters of the amplitude for elastic pion-nucleon scattering are determined with the aid of the phenomenological amplitude for inelastic πN → ππN processes in the energy range ext...

    V. A. Kozhevnikov, S. G. Sherman in Physics of Atomic Nuclei (2008)

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    Article

    Experimental study of the effect of an ultrahigh-frequency electromagnetic field on thermal conductivity of living tissues

    Yu. V. Ten, V. V. Shafranov, V. A. Repalov… in Bulletin of Experimental Biology and Medic… (1988)