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Article
Spectrometers of Neutrons and Fast Atoms of Tokamak Thermonuclear Plasma Based on CVD Synthesized Diamond Single-Crystal Films
High radiation resistance, chemical inertness, the ability to operate at elevated temperatures, high mobility and efficiency of charge-carrier collection are important properties of diamond for designing detec...
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Article
Specific Features of Plasmachemical Corrosion of Iron in the Air Plasma of an Electron Beam
Results are presented of experimental studies of the effect of the roughness of the surface of iron samples on their corrosion rate in the low-temperature plasma of humid air at atmospheric pressure generated ...
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Article
Synthesis of Graphdiynes, Morphological Study, and Comparative Analysis of the Hydrogen Adsorption Properties of Graphenes and Graphdiynes
Graphdiynes (GDYs) are two-dimensional carbon nanostructures containing sp- and sp2-hybridized carbon atoms that form conjugated bonds in the linear chains connecting six-membered carbon rings. The results of sca...
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Article
Open AccessIron Corrosion in the Radiative Plasma of Moist Air
The rate of iron corrosion in a low-temperature plasma of moist air formed under the action of a fast electron beam, depending on the relative air humidity, was measured. It is shown that a beam of fast electr...
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Article
Laser Plasmatron Application for Diamond Coatings Deposition on a Carbide Cutting Tool
The spatial distributions of the electron temperature and the emission intensity of the C2 molecular complex in a plasma jet of a continuous optical discharge in the mode of a laser plasmatron supported by the ra...
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Article
High-Temperature Tribotechnical Properties of Carbon–Carbon Friction Composites
Tribotechnical testing results are presented for novel carbon–carbon composites (CCCs) based on a pitch matrix and a pyrocarbon matrix material, developed by foreign companies for aircraft multidisk brakes. Th...
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Article
Nanostructured Strain-Hardened Aluminum–Magnesium Alloys Modified by C60 Fullerene Obtained by Powder Metallurgy: Part 1. The Effect of the Magnesium Concentration on the Structure and Phase Composition of Powders
This paper provides the first part of a study on the effect of magnesium on the structural phase composition and physical and mechanical properties of nanostructured aluminum–magnesium composite materials with...
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Article
Hybrid Laser Nanotechnologies for Controlling Resistant Bacterial Biofilms
Active and passive hybrid ways are described for controlling biofilms and the planktonic form of pathogenic microorganisms based on different bactericidal nanomaterials obtained with modern laser technologies....
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Article
Influence of Running-In on the Friction Coefficient of C/C Composite Materials for Aircraft Brakes
This work describes experimental studies on the effect of running-in on the tribological properties of friction carbon–carbon (C/C) composite materials used in the production of disc brakes on Russian airplane...
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Article
Composition, Structure, and Mechanical Properties of (Ti–Hf)N Coatings on Titanium Alloy
Variations of the composition, structure, and mechanical properties (hardness, elastic modulus) of (Ti–Hf)N coatings with increasing Hf content (Ti : Hf ratio) are reported. As test samples, VT6 titanium alloy...
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Article
Using Oxygen-Enriched Blast During the Operation of Shaft Furnaces of the Mednogorsk Copper–Sulfur Combine LLC
The practice of shaft smelting of copper-bearing charge using oxygen-enriched air at the Mednogorsk Copper–Sulfur Combine is considered. After increasing the rate of oxygen enrichment of the blast air from 30 ...
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Article
Nanostructured Composite Materials Based on Al–Mg Alloy Modified with Fullerene C60
Nanostructured composite materials (NCMs) based on Al–Mg alloy AMg6 (1560) modified with fullerene C60 are obtained by milling of initial materials in a high-energy planetary ball mill and the subsequent hot extr...
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Article
Dose Dependence of Nanocrystal Formation in Helium-Implanted Silicon Layers
The possibility of nanocrystal formation in silicon layers subjected to plasma-immersion helium-ion implantation at an energy of 5 keV has been proved for the first time. The effect of the implantation dose on...
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Article
Hydrogen adsorption in the series of carbon nanostructures: Graphenes–graphene nanotubes–nanocrystallites
A comparative analysis of hydrogen absorption capability is performed for the first time for three types of carbon nanostructures: graphenes, oriented carbon nanotubes with graphene walls (OCNTGs), and pyrocar...
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Article
Open AccessFormation of Boron-Carbon Nanosheets and Bilayers in Boron-Doped Diamond: Origin of Metallicity and Superconductivity
The insufficient data on a structure of the boron-doped diamond (BDD) has frustrated efforts to fully understand the fascinating electronic properties of this material and how they evolve with do**. We have ...
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Article
Synthesis of carbon nanostructures in an RF induction plasmatron
The method and results of synthesizing carbon nanotubes and onion-like structures by the sublimation of a mixture of a carbon powder with a catalyst (Y2(CO3)3) in the plasma flow of an inert gas (argon) generated...
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Article
Transport properties of nanocomposite thermoelectric materials based on Si and Ge
The modification of transport properties (thermal conductivity, electrical conductivity, and See-beck coefficient) of nanostructured thermoelectrics based on Ge and Si-Ge with inclusions of the second phase ha...
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Article
Modification of the Fe-Cu-Co-Sn-P metal matrix with various forms of carbon nanomaterials
The possibility of modifying the powder alloy of the Fe-Cu-Co-Sn-P system with multilayer carbon nanotubes (MCNTs), fullerenes, and nanodispersed and ultradispersed diamonds in order to fabricate a composite m...
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Article
Features of the transformation of detonation nanodiamonds into onion-like carbon nanoparticles
On the basis of the results of investigations carried out by differential scanning calorimetry, X-ray diffraction, nuclear magnetic resonance, high-resolution transmission electron microscopy, and Raman spectr...
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Article
Formation of a thin film containing α-carbine in the magnetron sputtering of graphite targets and the impact of an external photoactivation source
The possibility of formation of a thin film containing α-carbine in magnetron sputtering of graphite targets and the impact of an external photoactivation source with the spectral density of the radiation flux...
