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  1. No Access

    Article

    Modification of Properties of Composites Based on Ultra-High Molecular Weight Polyethylene by Creating Two-Layer Coatings with Low Molecular Weight Polyethylene on Filler Particles: Synthesis, Properties, and Application in 3D Printing by Selective Laser Sintering

    Composites with a two-layer coating consisting of ultra-high molecular weight polyethylene and a lower molecular weight high-density polyethylene are synthesized by the sequential two-step polymerization of et...

    S. S. Gusarov, O. I. Kudinova, I. A. Maklakova, N. G. Ryvkina… in Polymer Science, Series B (2023)

  2. No Access

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    Preparation and Properties of Polypropylene Compositions with Binary Carbon Nanofillers

    Composites based on polypropylene and binary carbon nanofillers (graphene particles and single-walled carbon nanotubes) have been synthesized by in situ polymerization using the homogeneous isospecific metallo...

    O. M. Palaznik, P. M. Nedorezova, V. G. Shevchenko… in Polymer Science, Series B (2023)

  3. No Access

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    Variation of the Catalytic Activity and Selectivity of Cobalt in Ethylene Oxidation during Stepwise Oxidation of the Cobalt Surface

    The dependence of the catalytic activity of Co foil in ethylene oxidation on the degree of oxidation of the Co surface during stepwise oxidation of foil has been studied. The experiments were performed at 500–...

    V. Yu. Bychkov, Yu. P. Tulenin, A. A. Gulin, V. N. Korchak in Kinetics and Catalysis (2023)

  4. No Access

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    The Effect of an Electrochemically Activated Water Solution on Plant Polysaccharides: Phenomenology and Spectrometry

    Changes in the properties of polysaccharides in an electrochemically activated aqueous solution have been studied using UV-Vis spectrometry, time-of-flight secondary ion mass spectrometry and scanning electron...

    A. G. Pogorelov, L. G. Ipatova, A. I. Panait, M. A. Pogorelova, A. A. Gulin… in Biophysics (2023)

  5. No Access

    Article

    Thermomechanical, Differential Scanning Calorimetry, and Electron Microscopic Study of Al–Cu Mixtures after Plastic Deformation under High Pressure

    Mixtures of Al–Cu powders of various compositions were subjected to plastic deformation at a pressure of 1–4 GPa in an anvil-type high-pressure apparatus and studied by the thermomechanical method, as well as ...

    V. A. Zhorin, M. R. Kiselev, A. A. Gulin… in Protection of Metals and Physical Chemistr… (2023)

  6. No Access

    Article

    Supramolecular Catalysts for the Radical Destruction of Hydroperoxides Based on Choline Derivatives

    The effect of natural quaternary ammonium compounds (QAC) of choline (Ch) and its derivatives, acetylcholine (AСh) and L-carnitine (LCh), containing the tetraalkylammonium cation (CH3)3RN+, on the radical decompo...

    N. V. Potapova, O. T. Kasaikina, M. P. Berezin, I. G. Plashchina… in Kinetics and Catalysis (2023)

  7. No Access

    Article

    Compressive Failure of Polymer Composites Based on Graphene-Coated Particles

    The mechanical properties of PVC, ultra-high-molecular-weight PE, and a tetrafluoroethylene–vinylidene fluoride copolymer (F-42V) obtained by pressing polymer particles with an electrically conductive graphene...

    S. L. Bazhenov, M. V. Gudkov, K. A. Shiyanova, V. P. Melnikov… in Polymer Science, Series A (2022)

  8. No Access

    Article

    Natural Clinoptilolite Nanoparticles Coated with Phosphatidylcholine

    A nanocarrier was obtained by coating the natural clinoptilolite particle surface with a phosphatidylcholine layer. The shell effective size does not exceed the thickness of the phospholipid molecular layer, w...

    A. G. Pogorelov, A. I. Panait, A. A. Gulin… in Doklady Biochemistry and Biophysics (2022)

  9. No Access

    Article

    Catalytic Properties and Structure of Palladium Surface Layer Formed in the Course of a Self-Oscillatory Reaction of Methane Oxidation

    The self-oscillatory mode of methane oxidation over Pd foil at temperature of 400°C for 1 h caused the formation of a surface layer containing bulky porous agglomerates of nanocrystals. According to SEM data, ...

    V. Yu. Bychkov, Yu. P. Tulenin, A. A. Gulin, V. N. Korchak in Kinetics and Catalysis (2022)

  10. No Access

    Article

    Impact of a Redox Balance on Polysaccharides in an Aqueous Solution

    A possibility of nonenzymatic hydrolysis of glucose polymers in a cell under variation in the cytoplasm redox balance is studied. Experiments have been carried out in vitro in aqueous solutions using water-sol...

    A. G. Pogorelov, A. A. Gulin, V. N. Pogorelova, A. I. Panait… in Physics of Wave Phenomena (2022)

  11. No Access

    Article

    Catalytic and Structural Properties of Cobalt Surface Layers Formed in the Course of Self-Oscillatory Reactions

    Self-oscillatory reactions of ethane oxidation (I) or CO oxidation (II) over Co foil at a temperature of 620 or 660°C, respectively, for 1 h caused the formation of a microporous surface layer composed of CoO ...

    V. Yu. Bychkov, Yu. P. Tulenin, A. Ya. Gorenberg, A. A. Gulin… in Kinetics and Catalysis (2021)

  12. No Access

    Article

    Relationship between the Omniphobic Properties and the Swelling Degree of SLIPS Coatings Based on Polymer Gel Thin Films

    The study addresses the relationship between the omniphobic properties of coatings based on polymer matrices doped with liquid lubricants (Slippery Liquid-Infused Porous Surfaces, SLIPS) and the degree of swel...

    P. S. Kazaryan, E. P. Kharitonova, S. V. Makaev, A. A. Gulin… in Doklady Physical Chemistry (2021)

  13. No Access

    Article

    A Nanocapsule Based on Natural Mineral Clinoptilolite Surrounded by a Lecithin Envelope

    A technology for obtaining nanoparticles of natural clinoptilolite, a mineral from the zeolite family, under laboratory conditions has been developed. The size of zeolite particles was determined by scanning e...

    A. G. Pogorelov, T. A. Stepanova, A. I. Panait, V. A. Balashov, A. A. Gulin… in Biophysics (2020)

  14. No Access

    Article

    Sample Preparation of Biological Tissues and Cells for the Time-of-Flight Secondary Ion Mass Spectrometry

    The review is devoted to the application of time-of-flight secondary ion mass spectrometry (ToF–SIMS) to the analysis of biological tissues and cells. The invention of cluster primary ions significantly improv...

    A. A. Gulin, V. A. Nadtochenko, V. N. Pogorelova… in Journal of Analytical Chemistry (2020)

  15. No Access

    Article

    The Effect of Nanosized Silicon Molybdate Anions on the Plasma Membrane of Human Fetal Fibroblasts

    We used time-of-flight secondary ion mass spectrometry (ToF-SIMS) to study changes in the composition of the plasma membranes of human fetal fibroblasts under the action of nanosized anions of silicon molybdic...

    S. A. Kovalevskiy, A. A. Gulin, O. A. Lopatina, A. A. Vasin… in Nanotechnologies in Russia (2019)

  16. No Access

    Article

    Lateral Heterogeneity of Cholesterol Distribution in Cell Plasma Membrane: Investigation by Microfluorimetry, Immunofluorescence, and TOF-SIMS

    Lateral heterogeneity of cholesterol distribution in cell plasma membrane was revealed by a complex study using microfluorimetry, immunofluorescence microscopy, and time-of-flight secondary ion mass spectromet...

    M. S. Pavlyukov, A. A. Gulin, A. A. Astafiev… in Biochemistry (Moscow), Supplement Series A… (2019)

  17. No Access

    Article

    Synthesis of Silver Nanoparticles with the use of Herbaceous Plant Extracts and Effect of Nanoparticles on Bacteria

    The screening of aqueous extracts of herbaceous plants that grow on the territory of the Russian Federation with their subsequent use for the biosynthesis of silver nanoparticles (SNPs) in accordance with the ...

    D. E. Sidorova, V. A. Lipasova, V. A. Nadtochenko… in Applied Biochemistry and Microbiology (2018)

  18. No Access

    Article

    The Use of ToF-SIMS for Analysis of Bioorganic Samples

    The technique for the preparation of biological tissue sections developed for Electron Probe Microanalysis has been adapted for ToF-SIMS analysis of mouse GV stage oocytes. GV-oocyte sample preparation involve...

    A. G. Pogorelov, A. A. Gulin, V. N. Pogorelova, A. I. Panait… in Biophysics (2018)

  19. No Access

    Article

    Structural Features of the Nucleolus in the Mouse Germinal Vesicle Oocyte Revealed by AFM, SEM, and ToF-SIMS

    The structural organization of the biological material in the nucleoli (Nucleolus-Like Bodies (NLBs)) in mouse GV oocytes has been studied with atomic force microscopy (AFM), scanning electron microscopy (SEM)...

    A. A. Astafiev, A. A. Gulin, A. A. Osychenko, A. E. Solodina… in Nanotechnologies in Russia (2017)

  20. No Access

    Article

    Applicability of TOF-SIMS for the assessment of lipid composition of cell membrane structures

    Langmuir–Blodgett lipid films and plasma membranes of glioma cells were analyzed using timeof-flight secondary ion mass spectrometry (TOF-SIMS). Bi3 + primary ion beam was determin...

    A. A. Gulin, M. S. Pavlyukov, S. A. Gusev… in Biochemistry (Moscow), Supplement Series A… (2017)

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