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  1. No Access

    Article

    Structure, Morphology, Chemical Composition, and Optical Properties of Annealed Multilayer Ge/Al2O3 and Si/Ge/Si/Al2O3 Nanoperiodic Systems

    The properties of multilayer (up to 80 layers) nanoperiodic (period up to ~12 nm) Al2O3/Ge and Al2O3/Si/Ge/Si systems annealed in a nitrogen atmosphere at temperatures from 700 to 900°C are studied using transmis...

    A. V. Ershov, A. A. Levin, M. V. Baidakova… in Journal of Surface Investigation: X-ray, S… (2023)

  2. No Access

    Article

    Effect of the Annealing Conditions on the Formation of a Nanocrystalline Phase in TiOx Films

    The annealing of amorphous TiOx films obtained by electron-beam evaporation under atmospheric conditions at temperatures from 300 to 400°C is found to lead to the formation of an anatase crystalline phase. Accord...

    A. V. Nezhdanov, A. O. Zhukov… in Journal of Surface Investigation: X-ray, S… (2023)

  3. No Access

    Article

    The Effect of the Toxic Dose of Baclofen on Selected Parameters of the Cardiovascular and Respiratory Systems

    The effect of the toxic dose of the muscle relaxant baclofen on the parameters of the cardiovascular and respiratory systems was studied in adult male Wistar rats (n=20). Systolic and diastolic BP, HR, and respir...

    O. L. Romanova, M. L. Blagonravov… in Bulletin of Experimental Biology and Medic… (2023)

  4. No Access

    Article

    The Potential to Preserve Relic Hydrates below the Stability Zone in Low-Permeability Layers of the Berezovo Formation of the North of Western Siberia

    A possible mechanism is considered for preserving relic hydrates in low-permeable deposits of the Berezovo Formation of the Medvezhye field at a reservoir temperature exceeding the equilibrium dissociation tem...

    S. E. Ershov, S. V. Nersesov, R. A. Sokolovsky… in Moscow University Geology Bulletin (2022)

  5. No Access

    Article

    Effect of Optical Illumination on Resistive Switching in MOS Structures Based on ZrO2(Y) Films with Au Nanoparticles

    The effect of optical illumination in the visible band on the resistive switching in ITO/ZrO2(Y)/n-Si metal—oxide—semiconductor (MOS) structures (including those with Au nanoparticles embedded in the ZrO2(Y) laye...

    D. O. Filatov, M. E. Shenina, I. A. Rozhentsov, M. N. Koryazhkina… in Semiconductors (2021)

  6. No Access

    Article

    Electrical and Photoelectric Properties of α-Si/SiO2 and α-Ge/SiO2 Multilayer Nanostructures on p-Si Substrates Annealed at Various Temperatures

    The properties of multilayer α-Si(Ge)/SiO2 nanostructures deposited onto p-Si substrates and annealed at various temperatures are investigated. The total nanolayer thickness is no larger than 300–350 nm. It is fo...

    O. M. Sreseli, M. A. Elistratova, D. N. Goryachev, E. V. Beregulin… in Semiconductors (2020)

  7. No Access

    Article

    Ge/Si Core/Shell Quantum Dots in an Alumina Matrix: Influence of the Annealing Temperature on the Optical Properties

    Structures with Ge/Si nanoparticles (quantum dots) in an aluminum-oxide matrix are of interest due to the combination of two basic semiconductors and the use of a matrix with a high permittivity and strong oxy...

    O. M. Sreseli, N. A. Bert, V. N. Nevedomskii, A. I. Lihachev… in Semiconductors (2020)

  8. No Access

    Article

    Account of Mutual Element Interference in the Analysis of Thin Bilayer V−Cr Systems by X-Ray Fluorescence

    A method is proposed for the determination of the surface density of layers in the X-ray fluorescence analysis of bilayer V−Cr systems on polikor substrates. Easy-to-make unified film layers obtained by the de...

    N. I. Mashin, A. G. Razuvayev, E. A. Chernyaeva… in Journal of Analytical Chemistry (2020)

  9. No Access

    Article

    Taking into Account Interelement Interference in X-Ray Fluorescence Analysis of Thin Two-Layer Ti/V Systems

    We propose a new method for determining the thickness of layers in x-ray fluorescence analysis of two-layer Ti/V systems, using easily fabricated standardized film layers obtained by sputter deposition of tita...

    N. I. Mashin, A. G. Razuvaev, E. A. Cherniaeva… in Journal of Applied Spectroscopy (2018)

  10. No Access

    Article

    Determination of mass absorption coefficient in two-layer thin-film Cr/V and V/Cr systems by X-ray fluorescence spectrometry

    A method is proposed for the determination of mass absorption coefficient in the analysis of two-layer thin-film V/Cr and Cr/V systems on Polikor substrates by X-ray fluorescence spectrometry. Simply fabricate...

    N. I. Mashin, E. A. Krylov, E. A. Chernyaeva… in Journal of Analytical Chemistry (2017)

  11. No Access

    Article

    Chemical and phase compositions of multilayer nanoperiodic a-SiO x /ZrO2 structures subjected to high-temperature annealing

    The chemical and the phase compositions of multilayer nanoperiodic SiO x /ZrO2 structures prepared by vacuum evaporation from separated sources and subjected to high-temperature ...

    A. V. Boryakov, S. I. Surodin, D. E. Nikolichev, A. V. Ershov in Physics of the Solid State (2017)

  12. No Access

    Article

    Influence of the deposition and annealing temperatures on the luminescence of germanium nanocrystals formed in GeO x films and multilayer Ge/SiO2 structures

    The GeO x films and multilayer nanoperiodic Ge/SiO2 structures containing germanium nanocrystals were prepared by physical vapor deposition in vacuum. The properties of the film...

    D. A. Grachev, A. V. Ershov, I. A. Karabanova, A. V. Pirogov… in Physics of the Solid State (2017)

  13. No Access

    Article

    Formation of silicon nanocrystals in multilayer nanoperiodic a-SiO x /insulator structures from the results of synchrotron investigations

    The problem of the efficiency of the controllable formation of arrays of silicon nanoparticles is studied on the basis of detailed investigations of the electronic structure of multilayer nanoperiodic a-SiO ...

    S. Yu. Turishchev, V. A. Terekhov, D. A. Koyuda, A. V. Ershov… in Semiconductors (2017)

  14. No Access

    Article

    Method for narrowing the directional pattern of an InGaAs/GaAs/AlGaAs multiwell heterolaser

    A semiconductor laser with a new waveguide is developed. It allows significant narrowing of the directional pattern (to 4° in the plane perpendicular to the p–n junction). In the used waveguide, the minimum exces...

    N. V. Baydus, S. M. Nekorkin, D. A. Kolpakov, A. V. Ershov… in Semiconductors (2016)

  15. No Access

    Article

    The effect of exothermic processes on thermodynamic characteristics during plasma sputtering of metal conductive wires

    The heat balance of a water calorimeter absorbing the energy of a plasma jet with sprayed metal particles (Al, Cu, Fe, powder steel, and bronze) is analyzed. It was established that, in all cases, the temperat...

    A. V. Ershov, O. G. Bykovsky, A. N. Lapteva in Inorganic Materials: Applied Research (2015)

  16. No Access

    Article

    Formation of Si nanocrystals in multilayered nanoperiodic Al2O3/SiO x /Al2O3/SiO x /.../Si(100) structures: Synchrotron and photoluminescence data

    The results of X-ray absorption near-edge structure spectroscopy data obtained with synchrotron radiation for multilayered nanoperiodic Al2O3/SiO x /Al2O3/SiO x

    S. Yu. Turishchev, V. A. Terekhov, D. A. Koyuda, D. E. Spirin… in Semiconductors (2015)

  17. No Access

    Article

    The evolution of hydrocarbon systems in the North Kara sea: Evidence from 2D modeling

    This work presents the results of the two-dimensional (2D) modeling of hydrocarbon systems along a regional seismic profile that crosses the sedimentary basins of the North Kara Sea, St. Anna Basin, Priseveroz...

    K. F. Startseva, A. V. Ershov, V. A. Nikishin in Moscow University Geology Bulletin (2015)

  18. No Access

    Article

    Two-dimensional modeling of the accumulation of carbonate deposits in marine environments

    A program is developed for modeling the accumulation of deep-water, shallow-sea, reef and fragmentary carbonate deposits in marine environments. The formation of the Maldives carbonate platform is modeled usin...

    M. D. Lineva, D. N. Linev, A. V. Ershov in Moscow University Geology Bulletin (2014)

  19. No Access

    Article

    Performance indices of stationary energy storage in the traction substations of the Moscow Metro

    It is shown that full-scale application of regenerative breaking in electric trains with asynchronous motors is has a large effect on electric-power efficiency in the traction power-supply system of the Moscow...

    L. A. Baranov, V. A. Grechishnikov, A. V. Ershov… in Russian Electrical Engineering (2014)

  20. No Access

    Article

    Numerical modeling of uplift and erosion at the Western Caucasus orogen in the Neogene-Quaternary

    The technique for modeling of uplift and orogenic slope and river erosional processes is adopted. The software based on the adopted technique is realized. The code is used to model processes of uplift and eros...

    A. E. Alekseeva, A. V. Ershov, D. N. Linev in Moscow University Geology Bulletin (2014)

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