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  1. No Access

    Article

    Physical-Mechanical Properties of the Ti–Ni–Nb–Si-Based Surface Alloy Synthesized on the TiNi Substrate by the Electron-Beam Method

    The physical-mechanical properties of the Ti–Ni–Nb–Si-based surface alloy formed on the TiNi substrate using the electron-beam synthesis have been studied. The surface alloy has ~2 times higher values of the m...

    F. A. D’yachenko, V. O. Semin, M. G. Ostapenko, L. L. Meisner… in Russian Physics Journal (2024)

  2. No Access

    Article

    Formation of Fe–Cr–Al–Zr Surface Alloy on a Zirconium Substrate Using a Low-Energy High-Current Electron Beam

    Patterns on the formation of Fe–Cr–Al–Zr surface alloy on a Zr substrate are presented. The procedure was carried out by alternating magnetron deposition of Fe–Cr–Al films and their subsequent processing with ...

    E. V. Yakovlev, E. A. Pesterev, M. S. Slobodyan, A. B. Markov in Russian Physics Journal (2023)

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    Comparative Studies of the Structure and Residual Stresses Formed During Tantalum Alloying of TiNi Surface Layers by Ion- or Electron-Beam Method

    The effect of ion- or electron-beam treatment on the structure and residual stresses formed in the surface layers of the Ta-doped TiNi alloy was revealed. The ion-beam treatment leads to the formation of a thi...

    M. G. Ostapenko, V. O. Semin, L. L. Meisner, F. A. D’yachenko… in Russian Physics Journal (2023)

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    Structure and Chemical State of Oxide Films Formed on Crystalline TiNi Alloy and Glassy Ti-Ni-Ta-Si Surface Alloy

    The stable oxide layers formed by chemical or electron-beam treatments of TiNi shape memory alloys are able to provide a good corrosion resistance and prevent release of toxic Ni. The mechanisms responsible fo...

    V. O. Semin, E. Y. Gudimova… in Journal of Materials Engineering and Perfo… (2023)

  5. No Access

    Article

    Synthesis of the Fe–Cr–Al–Zr Surface Alloy with an Amorphous Transition Layer

    A two-layer Fe–Cr–Al–Zr surface alloy has been synthesized on a zirconium substrate by magnetron sputtering and subsequent low-energy high-current electron-beam (LEHCEB) processing. The thicknesses of the top Fe6...

    A. B. Markov, E. V. Yakovlev, A. V. Solovyov, M. S. Slobodyan in Russian Physics Journal (2023)

  6. No Access

    Article

    Changes in the Surface Structure and Properties of Zirconium Upon Exposure to a Low-Energy High-Current Electron Beam

    The results of numerical and experimental studies of zirconium irradiated by a low-energy high-current electron beam with an energy density ranging from 2.2 to 5.2 J/cm2 are presented. The dynamics of surface mel...

    E. A. Pesterev, A. V. Solovyov, E. V. Yakovlev, A. B. Markov in Russian Physics Journal (2023)

  7. No Access

    Article

    Cracking During the Formation of Chromium-Based Surface Alloys by a Low-Energy High-Current Electron Beam

    The results of crack formation in a Cr–Zr surface alloy formed by a low-energy high-current electron beam are presented. The morphology and elemental composition of the surface alloy in the area of crack forma...

    E. V. Yakovlev, A. V. Solovyev, A. B. Markov, E. A. Pesterev… in Russian Physics Journal (2022)

  8. No Access

    Article

    The Influence of Electron-Beam Treatment on the Structure of a TiNi Powder Alloy Obtained by Calcium-Hydride Reduction

    The study of the influence of electron-beam treatment on the structural features of a TiNi powder alloy obtained by calcium-hydride reduction is carried out. It is found that electron-beam treatment leads to h...

    S. G. Anikeev, N. V. Artyukhova… in Journal of Surface Investigation: X-ray, S… (2021)

  9. No Access

    Article

    Adhesive Strength of Ni–Cu Surface Alloy Formation by Low-Energy High-Current Electron Beam

    The paper presents the adhesive strength measurements of the Ni–Cu surface alloy formed on a copper substrate at a different thickness of the transition layer. The formation of the surface alloy is provided by...

    E. V. Yakovlev, A. B. Markov, D. A. Shepel, V. I. Petrov… in Russian Physics Journal (2021)

  10. No Access

    Article

    The Cholinergic Profile as a Target for Rational Therapy of Central Nervous System Diseases and Injuries

    Objective. To conduct a comparative analysis of the clinical efficacy of cholinergic drugs and acetylcholinesterase inhibitors and their combinations in the complex therapy of cerebrovascular pathology and the se...

    I. V. Litvinenko, S. A. Zhivolupov… in Neuroscience and Behavioral Physiology (2020)

  11. No Access

    Article

    The Surface Structure of a TiNi-Based Powder Alloy Manufactured by the Method of Diffusion Sintering

    The structural features of the surface of a TiNi-based powder alloy produced by diffusion sintering are studied. Two-dimensional porous samples based on a TiNi powder alloy are manufactured for the experimenta...

    S. G. Anikeev, N. V. Artyukhova, V. N. Khodorenko… in Russian Physics Journal (2020)

  12. No Access

    Article

    Acoustic Signals Induced in a Copper Target under Irradiation by a Low-Energy High-Current Electron Beam

    Results of investigations of acoustic signals induced in a copper plate irradiated with a microsecond lowenergy high-current electron beam (LEHCEB) are presented. The characteristic acoustic signal waveforms, ...

    A. V. Solovyov, A. B. Markov, E. V. Yakovlev, O. Y. Maksimov in Russian Physics Journal (2020)

  13. No Access

    Article

    Submicrostructure and Characteristics of the Short-Range Atomic Order in an Amorphous Ti–Ni–Ta–Zr-Based Surface Alloy Formed on a TiNi Substrate by the Electron-Beam Method

    This study presents the results of studying the microstructure and topological short-range atomic order in an amorphous Ti−Ni−Тa−Zr-based surface alloy formed by the additive method through pulsed electron-bea...

    V. O. Semin, L. L. Meisner, A. A. Neiman… in Journal of Surface Investigation: X-ray, S… (2020)

  14. No Access

    Article

    The Synthesis of Ni–Al Surface Alloy by Low-Energy, High-Current Electron Beam Irradiation of Composite Coating

    The paper presents research results of the synthesis of Ni–Al surface alloy performed in a single vacuum cycle via magnetron sputtering of Ni (0.5 μm)–Al (1.5 μm)–Ni (0.5 μm) composite coating onto a steel sub...

    A. B. Markov, E. V. Yakovlev, D. A. Shepel’, A. V. Solov’ev… in Russian Physics Journal (2019)

  15. No Access

    Article

    Microstructure of Contact Material Modified by High-Current Vacuum Arc

    The paper presents research results into the microstructure of Cu–Cr composite material affected by the highcurrent vacuum arc. The investigation of the electrode cross-sections allows us to emphasize two zone...

    E. V. Yakovlev, A. V. Schneider, E. L. Dubrovskaya, S. A. Popov in Russian Physics Journal (2018)

  16. No Access

    Article

    A High-Current Electron Gun Integrated with a Magnetron Sputtering System

    The description and the main performance specifications are presented for a device in which a high-current electron gun and a magnetron sputtering system are integrated in a common casing. This device is effic...

    P. P. Kiziridi, A. B. Markov, G. E. Ozur… in Instruments and Experimental Techniques (2018)

  17. No Access

    Article

    Liquid-Phase Surface Alloying of Copper with Stainless Steel Using Low-Energy, High-Current Electron Beam

    The paper deals with the formation of the stainless steel-copper surface alloy which occurs during the single vacuum cycle. Deposition of the stainless steel film onto a copper substrate is performed via succe...

    A. B. Markov, E. V. Yakovlev, D. A. Shepel’, V. I. Petrov… in Russian Physics Journal (2017)

  18. No Access

    Article

    MOVPE of III-N LED structures with short technological process

    The paper presents results on optimizing the MOVPE technology of light-emitting diode (LED) structures in a Dragon-125 system to accelerate the technological cycle. Due to the high growth rate of GaN layers an...

    W. V. Lundin, D. V. Davydov, E. E. Zavarin, M. G. Popov… in Technical Physics Letters (2015)

  19. No Access

    Article

    Spall Fracture Patterns for the Heterophase Cu–Al–Ni Alloy in Ultrafine- and Coarse-Grained States Exposed to a Nanosecond Relativistic High-Current Electron Beam

    A comparative study of spall fracture patterns for the heterophase Cu – 8.45% Al – 5.06% Ni alloy (аt.%) in ultrafine- and coarse-grained states under shock-wave loading using the “SINUS-7” electron accelerator i...

    E. F. Dudarev, A. B. Markov, A. E. Mayer, G. P. Bakach… in Russian Physics Journal (2013)

  20. No Access

    Article

    Effect of strain relaxation on active-region formation in InGaN/(Al)GaN heterostructures for green LEDs

    Processes of active-region formation for green LEDs on the basis of multilayer strained InGaN/GaN nanoheterostructures have been studied. It is shown that the formation of structures of this kind is highly aff...

    A. V. Sakharov, W. V. Lundin, E. E. Zavarin, M. A. Sinitsyn… in Semiconductors (2009)

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