Search Results - "Martyanov, A. K."

Deposition of diamond films on Si by microwave plasma CVD in varied CH4-H2 mixtures: Reverse nanocrystalline-to-microcrystalline structure transition at very high methane concentrations by Sedov, V.S., Martyanov, A.K., Khomich, A.A., Savin, S.S., Zavedeev, E.V., Ralchenko, V.G.

“…Microcrystalline diamond (MCD) and nanocrystalline diamond (NCD) films were synthesized on Si substrates by a microwave plasma chemical vapor deposition in…”
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Comparison оf Secondary Nucleation Processes during Diamond Synthesis in Microwave Plasma in H2–CH4–N2 and H2–CH4–NH3 Gas Mixtures by Martyanov, A. K., Tyazhelov, I. A., Popovich, A. F., Ralchenko, V. G., Savin, S. S., Sedov, V. S.

“…For the first time, the secondary diamond nucleation processes are compared during the growth of polycrystalline diamond films by the MPCVD method with…”
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Formation of Germanium–Vacancy Color Centers in CVD Diamond by Sedov, V. S., Martyanov, A. K., Altakhov, A. S., Savin, S. S., Dobretsova, E. A., Tiazhelov, I. A., Pasternak, D. G., Kaplunov, I. A., Rogalin, V. E., Ralchenko, V. G.

“…We study Ge-doped polycrystalline diamond films synthesized, using microwave plasma chemical vapor deposition (CVD) in CH 4 -H 2 base mixtures. We compare two…”
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Synthesis of Multilayered Diamond Films in Microwave Plasma with Periodic Nitrogen Injections by Martyanov, A. K., Sedov, V. S., Zavedeev, E. V., Savin, S. S., Ralchenko, V. G., Konov, V. I.

“…The use of polycrystalline diamond in optics (transparent windows) and electronics (heat sinks) usually requires polishing of a synthesized wafer. However,…”
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Laser-Assisted Formation of High-Quality Polycrystalline Diamond Membranes by Sedov, V. S., Voronin, A. A., Komlenok, M. S., Savin, S. S., Martyanov, A. K., Popovich, A. F., Altakhov, A. S., Kurochka, A. S., Markus, D. V., Ralchenko, V. G.

“…A polycrystalline diamond film is grown on a 2 inch Si substrate using a microwave-plasma chemicalvapor-deposition technique. The high quality of the diamond…”
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Metallocomplexes, exhibiting catecholate binding mode for o-quinone, annulated with dithiete cycle by Martyanov, K.A., Kuropatov, V.A., Rumyantcev, R.V., Cherkasov, V.K.

“…[Display omitted] •Catecholate complexes, bearing annulated dithiete cycle, were synthesized.•Dithiete cycle plays role as source of sub-van der Waals contacts…”
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Fracture Resistance of Diamond Coatings on a WC–Co Alloy Modified by Ion Implantation by Ashkinazi, E. E., Fedorov, S. V., Mart’yanov, A. K., Sedov, V. S., Obrezkov, O. I., Khmel’nitskii, R. A., Chernogorova, O. P., Rogalin, V. E., Zverev, A. A., Ral’chenko, V. G., Grigor’ev, S. N., Konov, V. I.

“…—The effect of preliminarily implantation of chromium, titanium, molybdenum, niobium, and zirconium ions on the structure and wear resistance of cutting plates…”
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Substrates with Diamond Heat Sink for Epitaxial GaN Growth by Maiboroda, I. O., Chernykh, I. A., Sedov, V. S., Altakhov, A. S., Andreev, A. A., Grishchenko, Yu. V., Kolobkova, E. M., Mart’yanov, A. K., Konov, V. I., Zanaveskin, M. L.

“…Silicon wafers with a polycrystalline diamond heat sink have been fabricated; the silicon and diamond layers have thicknesses of 234 nm and 250 μm,…”
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Nitride Heterostructures and High-Electron-Mobility Transistors on Composite Silicon-Polycrystalline Diamond Substrates by Chernykh, M. Y., Ezubchenko, I. S., Mayboroda, I. O., Chernykh, I. A., Kolobkova, E. M., Perminov, P. A., Sedov, V. S., Altakhov, A. S., Andreev, A. A., Grishchenko, J. V., Martyanov, A. K., Konov, V. I., Zanaveskin, M. L.

“…A new type of substrates for the growth of nitride heterostructures is presented that consists of a 125-nm thick silicon layer and 290-μm thick polycrystalline…”
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Co-deposition of diamond and β-SiC by microwave plasma CVD in H2-CH4-SiH4 gas mixtures by Sedov, V.S., Martyanov, A.K., Khomich, A.A., Savin, S.S., Voronov, V.V., Khmelnitskiy, R.A., Bolshakov, A.P., Ralchenko, V.G.

“…The co-deposition of diamond and silicon carbide (SiC) was realized in a microwave plasma using H2-CH4-SiH4 mixtures at enhanced microwave power density of up…”
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3,6-Di-tert-Butyl-2-Hydroxy-4-Pyridinylphenolate and Tin(IV) Complexes it Forms: Synthesis and Structure Details and Solvatochromic Effect by Piskunov, A. V., Pashanova, K. I., Mart’yanov, K. A., Arsen’eva, K. V., Cherkasov, A. V.

“…Two synthetic approaches were developed for the preparation of 3,6-di- tert -butyl-2-hydroxy-4-pyridinylphenolate (LH), a new zwitter-ionic redox-active…”
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Growth of homoepitaxial single crystal diamond by microwave plasma CVD in H2-CH4-O2 gas mixtures at high microwave power densities by Bolshakov, A.P., Yurov, V.Yu, Fedorova, I.A., Martyanov, A.K., Fedotov, P.V., Popovich, A.F., Ralchenko, V.G., Dai, B.

“…Single crystal diamond growth by microwave plasma assisted CVD in oxygen-containing gas mixtures is attractive in view of possibility to realize a prolonged…”
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Cerium-doped gadolinium-scandium-aluminum garnet powders: synthesis and use in X-ray luminescent diamond composites by Kuznetsov, S.V., Sedov, V.S., Martyanov, A.K., Batygov, S. Ch, Vakalov, D.S., Boldyrev, K.N., Tiazhelov, I.A., Popovich, A.F., Pasternak, D.G., Bland, H., Mandal, S., Williams, O., Nikova, M.S., Tarala, V.A.

“…Powders of single-phase solid solutions based on cerium-doped gadolinium-scandium-aluminum garnet were synthesized by coprecipitation from aqueous solutions…”
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Di‐o‐Quinones Bearing an Additional Coordination Function in m‐Dioxyarylene Linker as Potential Building Blocks for Coordination‐Driven Self‐Assembly by Cherkasova, A. V., Martyanov, K. A., Cherkasov, A. V., Antipova, N., Kuropatov, V. A., Cherkasov, V. K.

“…Bis‐dioxolene ligands 1–5, linked by m‐dioxyarylene spacers were synthesized. Such ligands are considered as potential building blocks for coordination‐driven…”
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X-ray luminescence of diamond composite films containing yttrium-aluminum garnet nanoparticles with varied composition of Sc–Ce doping by Kuznetsov, S.V., Sedov, V.S., Martyanov, A.K., Batygov, S.Ch, Vakalov, D.S., Savin, S.S., Tarala, V.A.

“…X-ray luminescent diamond composite films with embedded yttrium-aluminum nanoparticles were designed. Additionally, the stability limits of single-phase solid…”
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Regioselective interaction of bifunctional o-quinone, annulated with dithiete cycle, and Ni(CO)4. New heterospin bis(o-semiquinonato) nickel complexes by Martyanov, K.A., Kuropatov, V.A., Baranov, E.V., Arsenyev, M.V., Bogomyakov, A.S., Cherkasov, V.K.

“…Interaction of Ni(CO)4 and bifunctional o-quinone, annulated with dithiete cycle, results in regioselective binding of nickel ion by dioxolene site. [Display…”
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Epitaxial growth of 3C-SiC film by microwave plasma chemical vapor deposition in H2-CH4-SiH4 mixtures: Optical emission spectroscopy study by Yurov, V. Yu, Ralchenko, V. G., Martyanov, A. K., Antonova, I. A., Sedov, V. S., Khomich, A. A., Voronov, V. V., Savin, S. S., Shevchenko, M. Y., Bolshakov, A. P.

“…Microwave (MW) plasma in silane-hydrogen and silane-hydrogen-methane mixtures is used effectively for chemical vapor deposition of Si, SiC, diamond, and…”
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Diamond-EuF3 nanocomposites with bright orange photoluminescence by Sedov, V.S., Kuznetsov, S.V., Ralchenko, V.G., Mayakova, M.N., Krivobok, V.S., Savin, S.S., Zhuravlev, K.P., Martyanov, A.K., Romanishkin, I.D., Khomich, A.A., Fedorov, P.P., Konov, V.I.

“…We report the manufacturing of a novel diamond – rare-earth (RE) composite material with EuF3 nanoparticles (NP) embedded in the synthesized microcrystalline…”
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Alkylation of catechol with cyclohexene. Novel sterically hindered o-quinones and catechols by Kocherova, T. N., Druzhkov, N. O., Martyanov, K. A., Shavyrin, A. S., Arsenyev, M. V., Kulikova, T. I., Baranov, E. V., Kuropatov, V. A., Cherkasov, V. K.

“…A synthetic procedure for the preparation of sterically hindered catechols and o -quinones by the reaction of catechol with cyclohexene was developed. Novel…”
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Optical diagnostics of microwave plasma in process of micro/nanocrystalline diamond deposition on hard alloy tools by Yurov, V.Y., Ashkinazi, E.E., Zavedeev, E.V., Martyanov, A.K., Antonova, I.A., Ralchenko, V.G.

“…Diamond coatings on hard alloy tools produced by chemical vapor deposition (CVD) from methane-hydrogen mixtures greatly enhance the functional properties such…”
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