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  1. No Access

    Article

    Gas-Sensing Properties of In2O3–Ga2O3 Alloy Films

    The effect of the gaseous medium composition on the electrically conductive properties of In2O3–Ga2O3 films obtained by halide vapor phase epitaxy has been studied. In the temperature range of 100–550°C, the In2O

    V. I. Nikolaev, A. V. Almaev, B. O. Kushnarev, A. I. Pechnikov… in Technical Physics Letters (2023)

  2. No Access

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    High Sensitivity of Halide Vapor Phase Epitaxy Grown Indium Oxide Films to Ammonia

    The effect of H2, NH3, CO and O2 on the electrically conductive properties of In2O3 films grown by halide vapor phase epitaxy has been studied. In the temperature range of 200−550°C, In2O3 films demonstrate gas s...

    D. A. Almaev, A. V. Almaev, V. I. Nikolaev, P. N. Butenko, M. P. Scheglov… in Semiconductors (2023)

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    Record Thick κ(ε)-Ga2O3 Epitaxial Layers Grown on GaN/c-Sapphire

    Record thick (up to 100 μm) epitaxial layers of a prospective metastable semiconductor Ga2O3 were grown by HVPE (Halide Vapor Phase Epitaxy) on GaN buffer layers on c-sapphire substrates. The X-ray diffraction pa...

    V. I. Nikolaev, A. Ya. Polyakov, S. I. Stepanov, A. I. Pechnikov… in Technical Physics (2023)

  4. No Access

    Article

    Electrical Conductive and Photoelectrical Properties of Heterostructures Based on Gallium and Chromium Oxides with Corundum Structure

    α-Ga2O3/α-Cr2O3 heterostructures with a corundum structure were obtained by chloride vapor phase epitaxy and magnetron sputtering. The structural, electrical conductive and photoelectrical properties of the obtai...

    D. A. Almaev, A. V. Almaev, V. V. Kopyev, V. I. Nikolaev… in Technical Physics Letters (2023)

  5. No Access

    Article

    Increased ductility of Ni-based metallic glass ribbon pre-annealed at β-relaxation temperature

    The lack of ductility is known to be a major drawback in the mechanical properties of amorphous alloys. A temperature impact is often used, as a factor to improve the mechanical parameters of these thermally u...

    P. N. Butenko, V. I. Betekhtin, A. G. Kadomtsev… in Journal of Materials Science (2023)

  6. No Access

    Article

    Tribological Studies of α-β-Ga2O3 Layers Paired with a Sapphire Counterface

    The wear resistance of epitaxial layers of α- and β-polymorphs of gallium oxide grown on sapphire substrates has been considered. This is one of the first studies of the tribological properties of a promising ...

    P. N. Butenko, L. I. Guzilova, A. V. Chikiryaka, A. I. Pechnikov… in Technical Physics (2021)

  7. No Access

    Article

    Changes to the Surface of Corrugated Platinum Foil under Load

    In this paper, we study changes in the near-surface layers of corrugated Pt foils that are considered as multiscale diffraction gratings in the uniaxial tension process. The structure transformation and the or...

    P. N. Butenko, V. L. Gilyarov, V. E. Korsukov… in Physics of the Solid State (2021)

  8. No Access

    Article

    Mechanical Properties of Epilayers of Metastable α- and ε-Ga2O3 Phases Studied by Nanoindentation

    The resistance to deformation and crack formation in epitaxial layers of metastable α- and ε(κ)‑Ga2O3 polymorphs grown on sapphire substrates has been studied by nanoindentation techniques. The epilayers of α-Ga2

    L. I. Guzilova, A. S. Grashchenko, P. N. Butenko… in Technical Physics Letters (2021)

  9. No Access

    Article

    Dynamics of the Surface Morphology of a Tungsten Foil under Load

    The dynamics of changes in the surface morphology of recrystallized tungsten foil under the action of uniaxial tension was studied in situ by the methods of low-energy electron diffraction, electron Auger spec...

    V. E. Korsukov, A. V. Ankudinov, V. I. Betekhtin… in Physics of the Solid State (2020)

  10. No Access

    Article

    Changes in the Defective Structure of the Surface of a Fe77Ni1Si9B13 Metal Glass Ribbon under the Influence of Hydrostatic Pressure and Isothermal Annealing

    The features and generality of the effect of hydrostatic pressure and annealing on the surface relief of the contact and non-contact side of the Fe77Ni1Si9B13 metal glass ribbon are revealed. The relationship bet...

    P. N. Butenko, V. I. Betekhtin, V. E. Korsukov… in Physics of the Solid State (2020)

  11. No Access

    Article

    Effect of Ultraviolet Radiation and Electric Field on the Conductivity of Structures Based on α- and ε-Ga2O3

    The effect of ultraviolet radiation and a strong electric field on the conductivity of structures based on two types of polymorphic gallium-oxide films is studied. Both types of Ga2O3 films are obtained by hydrid...

    V. M. Kalygina, V. I. Nikolaev, A. V. Almaev, A. V. Tsymbalov… in Semiconductors (2020)

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    Article

    Properties of Resistive Structures Based on Gallium Oxide Polymorphic Phases

    The effect of UV radiation and a strong electric field on the current–voltage characteristics of resistive structures based on polymorphic gallium oxide (Ga2O3) films is discussed. Ga2O3 films were deposited by t...

    V. M. Kalygina, V. I. Nikolaev, A. V. Almaev, A. V. Tsymbalov… in Technical Physics Letters (2020)

  13. No Access

    Article

    The Effect of Isochronous Annealing on the Surface Characteristics of Ni50Ti50 Metal Glass Ribbons

    Crystallization of NiTi ribbon metallic glass of equiatomic composition has been studied by x-ray structural analysis and atomic force microscopy. The surface of the original ribbon obtained by spinning contai...

    P. N. Butenko, V. L. Gilyarov, V. E. Korsukov, M. M. Korsukova… in Technical Physics (2020)

  14. No Access

    Article

    The Influence of Mechanical Treatment on the Surface Relief of a Fe77Ni1Si9B13 Metal Glass

    The micro- and nanoreliefs of the loaded surfaces of a Fe77Ni1Si9B13 metal glass are probed via scanning tunneling and atomic force microscopies, scanning electron microscopy, and X-ray fluorescence. The fractal ...

    V. E. Korsukov, A. V. Ankudinov, V. I. Betekhtin… in Physics of the Solid State (2019)

  15. No Access

    Article

    Structural changes on the surface of tungsten foils under uniaxial tension

    A change in the surface morphology of recrystallized tungsten foil under the effect of uniaxial tension in ultrahigh vacuum is studied by low-energy electron diffraction and atomic force microscopy. It is foun...

    V. E. Korsukov, S. A. Knyazev, P. N. Butenko, V. L. Gilyarov… in Physics of the Solid State (2017)

  16. No Access

    Article

    The possibility of using platinum foils with a rippled surface as diffraction gratings

    The atomic structure and surface relief of thin cold-rolled platinum foils upon recrystallization annealing and loading under ultrahigh vacuum conditions have been studied by low energy electron diffraction (L...

    V. E. Korsukov, A. V. Ankudinov, P. N. Butenko, S. A. Knyazev… in Technical Physics Letters (2014)

  17. No Access

    Article

    Correlated transformation of the microrelief of the stressed surface of an amorphous alloy

    Samples of Fe70Cr15B15 and Fe77Ni1Si9B13 amorphous alloy foils are loaded at tensile stresses of 0.2–1.2 GPa under constant strain or constant stress conditions. The submicroscopic profiles of the surface are rec...

    V. E. Korsukov, P. N. Butenko, A. S. Luk’yanenko… in Glass Physics and Chemistry (2009)

  18. No Access

    Article

    Effect of uniaxial tension and hydrostatic compression on the geometry and morphology of amorphous Fe77Ni1Si9B13 alloy ribbon surface

    The effect of hydrostatic pressure and uniaxial compression on the relief of an amorphous Fe77Ni1Si9B13 alloy ribbon surface was studied using scanning tunneling and atomic-force microscopy. The fracture surfaces...

    V. I. Betekhtin, P. N. Butenko, V. L. Hilarov… in Physics of the Solid State (2008)

  19. No Access

    Article

    Influence of low-temperature annealing on the morphology of the surface layer of an iron-based amorphous alloy

    The influence of isothermal annealing on the chemical composition, microstructure, and surface relief of ribbons of an amorphous Fe77NiSi9B13 alloy was studied using Auger electron spectroscopy and transmission e...

    V. I. Betekhtin, P. N. Butenko, A. G. Kadomtsev… in Physics of the Solid State (2007)

  20. No Access

    Article

    Wavelet transform as a method for studying the fractal properties of the surface of amorphous metals under mechanical load

    The effect of mechanical tension on the multifractal characteristics of the lateral surface of a Fe77Ni1Si9B13 amorphous alloy is studied by scanning tunneling microscopy (STM). It is established that, at small l...

    V. L. Hilarov, V. E. Korsukov, P. N. Butenko, V. N. Svetlov in Physics of the Solid State (2004)

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