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29 Result(s)

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  1. No Access

    Article

    Study of the pH Effect on the Sorption Properties of Nanostructured Graphene-Containing Composite Materials Modified with Polyaniline for Removal of Various Chemical Nature Polutants

    Liquid-phase sorption is a multistage process, the success of which depends of many factors. One of the key parameters that determines the sorption efficiency is the pH of the liquid medium. This paper studied...

    T. S. Kuznetsova, T. V. Pas’ko, A. E. Burakov… in Inorganic Materials: Applied Research (2023)

  2. No Access

    Article

    Radio Absorbing Composite Materials of Scattering Type Based on Carbon Nanotubes

    The article presents a study of acrylic dispersions modified with multilayer carbon nanotubes to create impregnating compositions of pyramidal radio absorbing materials based on foamed polyurethane. The effect...

    I. D. Parfimovich, F. F. Komarov, O. V. Milchanin… in Inorganic Materials: Applied Research (2023)

  3. No Access

    Article

    Removal of Lead Ions from Aqueous Media by a Cryogel Based on Graphene Oxide Modified with Lignosulfonate: A Kinetic Study

    This paper studies the kinetics of adsorption of lead ions from aqueous solutions under static conditions on a new nanocomposite material—graphene oxide/lignosulfonate (GO/LS). The adsorption capacity of the n...

    E. S. Mkrtchyan, O. A. Ananyeva… in Protection of Metals and Physical Chemistr… (2023)

  4. No Access

    Article

    Conductive Nanocomposites Based on Chloroprene Rubber Containing Taunit and Taunit-M Multiwalled Carbon Nanotubes

    In this study, electrically conductive flexible nanocomposites are synthesized by modifying a solution of chloroprene rubber in ethyl acetate with Taunit and Taunit-M multiwalled carbon nanotubes (MWCNTs). The...

    R. A. Stolyarov, V. S. Yagubov, A. E. Memetova… in Inorganic Materials: Applied Research (2023)

  5. No Access

    Article

    Functional Composite Based on Carbon Nanotubes and Polymer-Butadiene Styrene Latex

    The surface morphologies, electrical conductivity, and absorption and reflection of ultrahigh frequency (UHF) radiation of polymer composite with concentration up to ≈90% multiwalled carbon nanotubes (MWCNTs) ...

    A. A. Babaev, M. E. Zobov, A. O. Saadueva… in Inorganic Materials: Applied Research (2023)

  6. No Access

    Article

    Single-, Double-, and Multi-Walled Carbon Nanotubes as Electrically Conductive Additives to Lithium-Ion Battery Cathodes

    The characteristics of lithium iron phosphate cathodes containing various types of commercially available carbon nanotubes—single-walled (SWCNTs), double-walled (DWCNTs), and multi-walled (MWCNTs)—have been co...

    A. V. Babkin, A. V. Kubarkov, O. A. Drozhzhin, S. A. Urvanov… in Doklady Chemistry (2023)

  7. No Access

    Article

    Technology of Nanocomposites Preparation for Sorption Purification of Aqueous Media

    A technique is described for the preparation of a universal composite nanomaterial for effective sorption purification of water from pollutants of different chemical nature. The proposed material is a nanocomp...

    T. S. Kuznetsova, I. V. Burakova, T. V. Pasko… in Inorganic Materials: Applied Research (2022)

  8. No Access

    Article

    Platinum nanoparticles supported on nitrogen-doped carbons as electrocatalysts for oxygen reduction reaction

    Behavior of Pt/C catalysts obtained by the platinum deposition on standard and nitrogen-doped carbon supports with different microstructure has been studied in the oxygen electroreduction reaction in an acidic...

    E. A. Moguchikh, K. O. Paperzh, A. A. Alekseenko… in Journal of Applied Electrochemistry (2022)

  9. No Access

    Article

    Polymer Composites Based on Shungite and Taunite-M Carbon Nanomaterial for Radioprotective Coatings

    The present brief review presents the results of studies of the electrical conductivity and microwave properties of polymer composites based on Taunite-M and shungite for production of radiation-protective coa...

    A. A. Babaev, A. O. Saadueva, E. I. Terukov… in Protection of Metals and Physical Chemistr… (2021)

  10. No Access

    Article

    A Technology for Producing Polymeric Composites Based on Carbon Nanofibers

    Technologies for producing liquid-phase polymer composites of carbon nanofibers and their modifications are presented: carboxylated carbon nanotubes, polyaniline-modified nanotubes, supercondensate of multiwal...

    A. A. Babaev, M. E. Zobov, E. I. Terukov… in Protection of Metals and Physical Chemistr… (2020)

  11. No Access

    Article

    Synthesis and Evaluation of Adsorption Properties of Reduced Graphene Oxide Hydro- and Aerogels Modified by Iron Oxide Nanoparticles

    The synthesis of a nanocomposite material based on graphene modified with iron oxide nanoparticles, which is an effective sorbent of organic pollutants contained in aqueous media, has been considered. The prod...

    E. A. Neskoromnaya, A. E. Burakov, A. V. Melezhik… in Inorganic Materials: Applied Research (2020)

  12. No Access

    Article

    Methane Adsorption in Microporous Carbon Adsorbent with a Bimodal Pore Size Distribution

    Methane adsorption in MPU-007 microporous carbon adsorbent with a wide pore size distribution was studied at a pressure as high as 40 MPa and the temperatures of 303, 313, 323, and 333 K. The maximum value of ...

    A. A. Fomkin, A. A. Pribylov, A. G. Tkachev… in Protection of Metals and Physical Chemistr… (2020)

  13. No Access

    Article

    Synthesis of Composites from Functionalized Carbon Nanotubes and Polyaniline

    Modification of the surface of preliminarily functionalized multilayer carbon nanotubes (CNTs) with polyaniline is studied. The influence of the method and degree of functionalization of CNTs on oxidative poly...

    T. P. Dyachkova, I. V. Anosova, A. G. Tkachev… in Inorganic Materials: Applied Research (2018)

  14. No Access

    Article

    Kinetics of liquid-phase adsorption of organic dye on activated carbons

    The kinetic parameters of liquid-phase adsorption of a model organic dye, such as methyl orange, from aqueous solution on carbon sorbents were determined under static conditions. Activated carbon and carbon mo...

    I. V. Romantsova, A. E. Burakov… in Protection of Metals and Physical Chemistr… (2016)

  15. No Access

    Article

    The effect of graphene oxide (GO) on biomineralization and solubility of calcium hydroxyapatite (HA)

    Interaction between GO and the counterpart of the bone tissue, calcium hydroxyapatite Ca10(PO4)6(OH)2 (HA), is modeled in the course of synthesis of nanosize composite materials (CMs) based on graphene oxide (GO)...

    N. A. Zakharov, A. G. Tkachev, L. I. Demina… in Protection of Metals and Physical Chemistr… (2016)

  16. No Access

    Article

    Modification of an activated carbon pore surface by nanocarbon and study of its adsorption characteristics

    This paper is devoted to development of a method for modification of sorption materials based on activated carbons. The possibility of application as modifiers of carbon nanotubes is shown. Increase of absorpt...

    A. E. Burakov, I. V. Romantsova… in Protection of Metals and Physical Chemistr… (2015)

  17. No Access

    Article

    Effect of ultrasound on catalytic system for synthesizing carbon nanomaterials

    Experimental studies confirming the effect of the catalyst activation by the ultrasound impact at its preparation stage on the qualitative characteristics of the nanoproduct, as well as on the increase in the ...

    E. A. Burakova, A. E. Burakov… in Theoretical Foundations of Chemical Engine… (2014)

  18. No Access

    Article

    Intensification of heat exchange by application of nano-modified galvanic coatings to heat-emitting surfaces

    Basic criteria for improvement in the level of heat emission are examined. The expediency of use of nanodisperse materials to achieve the stated goal and reveal positive results of their use is substantiated i...

    Yu. V. Litovka, E. N. Tugolukov, A. G. Tkachev… in Chemical and Petroleum Engineering (2013)

  19. No Access

    Article

    Synthesis of multi-walled carbon nanotube bundles on the Fe-Co-Mo/Al2O3 catalyst

    The Fe-Co-Mo/Al2O3 catalyst was synthesized by “wet combustion” with the use of metal nitrates and citric acid. Multi-walled carbon nanotubes obtained by the catalytic pyrolysis of propylene were shown to grow on...

    A. G. Tkachev, A. V. Melezhik, M. A. Smykov… in Theoretical Foundations of Chemical Engine… (2012)

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    Article

    Effect of the matrix composition on the activity of metal oxide catalysts in CVD synthesis of carbon nanotubes

    Citrate-nitrate method was used to synthesize (Fe,Co)/MgO-Al2O3, (Fe,Mo)/MgO-Al2O3, and (CoMo)/MgO-Al2O3 catalysts for production of carbon nanotubes. Multi-walled nanotubes were formed on these catalysts by cata...

    A. V. Melezhik, I. V. Romantsova, T. P. D’yachkova… in Russian Journal of Applied Chemistry (2012)

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