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Article
Mechanical Alloying of Iron–Titanium–Carbon (Diamond) Compositions
Using methods of X-ray structural analysis, scanning electron microscopy, and Mössbauer spectroscopy, the features of the structure formation in powder systems Fe–Ti, Fe/Ti–diamond and Fe–Ti–C during mechanica...
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Article
Effect of Aluminum Substitution on the Structural, Magnetic, and Magnetothermal Properties of Yttrium Iron Garnet
Y3Fe5 – xAlxO12 (х = 0, 0.5, 1.0, 1.5, 2.0) materials prepared by sol–gel synthesis have been characterized by scanning electron microscopy, X-ray diffraction, Raman and Mössbauer spectroscopies, field- and tempe...
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Article
Mössbauer Spectroscopy of Functional Mechanocomposites
The results of the Mössbauer spectroscopy studies in the field of mechanochemical synthesis of functional composites, carried out for more than 25 years at Moscow State University (Faculty of Physics, Departme...
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Article
Structure and Properties of Mechanically Synthesized Tin Bronze Powders and the Related Sintered Materials
The structural-phase state of a powder mixture of copper and tin (X = 12–20 wt % Sn) is studied after its high-energy milling in a planetary ball mill. The effects of the mechanochemical synthesis of composites d...
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Article
Modifying Copper with Alumina during a Mechanically Stimulated Reaction
IR spectroscopy, electron microscopy, and X-ray diffraction analysis, including the application of synchrotron radiation, have been used to study the mechanochemical reduction of copper oxide with aluminum at ...
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Article
Tin Bronze Reinforced with Cu9Al4 Particles: Mechanochemical Synthesis and Consolidation by Sintering under Pressure
X-ray diffraction analysis and optical and electron microscopy have been used to study the effect of mechanical activation conditions of the Cu–12% Sn mixture with different Cu9Al4 modifier contents on the struct...
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Article
Mechanochemical Modification of Nickel Aluminide with Aluminum Oxide
The products of mechanically stimulated interaction of NiO with Al were studied by X-ray diffraction and IR spectroscopy. Composites Ni/α-Al2O3, NiAl/α-Al2O3, Ni2Al3/α-Al2O3 can be fabricated by varying the ratio...
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Article
Mechanochemical Synthesis of a Precursor for the Formation of a Magnetostrictive Functional Material Galfenol under Sintering Conditions
The products of mechanochemical synthesis and subsequent sintering of the Fe–20 wt % Ga system are studied by X-ray diffraction, electron diffraction, Mössbauer spectroscopy, and transmission, scanning and opt...
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Article
Aluminum Matrix Composites Reinforced with Cu9Al4 Particles: Mechanochemical Synthesis and Consolidation by the Spark Plasma Sintering
X-ray analysis and scanning electron microscopy have been used to study mechanochemically synthesized Al/10 wt % Cu9Al4 and Al/20 wt % Cu9Al4 composites and sintered materials based on them. As a modifiers, powde...
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Article
Mechanochemical Synthesis of Cu–Al Alloyed Powders and Their Consolidation by Spark Plasma Sintering
The mechanochemically synthesized Cu–20 wt % Al alloys are studied by the X-ray diffraction analysis and scanning electron microscopy. It is shown that, after 20 min of mechanical activation, the single-phase ...
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Article
Mechanochemically Stimulated Reactions of the Reduction of Iron Oxide with Aluminum
The products of the mechanochemical reduction of iron oxide with aluminum have been studied by means of X-ray diffraction analysis, infrared and Mössbauer spectroscopy. It is shown that the products of the mec...
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Article
Mechanosynthesized Composite Materials Based on Ultrahigh Molecular Weight Polyethylene Modified with Magnesium Ferrite Particles
Composite materials based on ultrahigh molecular weight polyethylene (UHMWPE) and magnesium ferrite particles—precursors for future formation of light protective material against electromagnetic radiation—have...
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Article
Application of Differential Scanning Calorimetry to Study the Resistance of UHMWPE-Based Composite Materials to Electron Irradiation
Differential scanning calorimetry is used to study the effect doses of electron irradiation on the structural state of composite materials synthesized from mechanochemically obtained precursors of ultrahigh mo...
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Article
Mechanochemical Formation of Solid Solution of Aluminum in Copper
X-ray diffraction analysis is used to study the mechanochemical formation of a solid solution in the Cu–10 wt % Al system. The formation of the solid solution is shown to occur via the formation of the CuAl2 and ...
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Article
Copper–Tin Materials for Tribotechnical Purposes
The products of mechanochemical synthesis in the Cu–20% Sn system at various stages of mechanical treatment were studied by X-ray diffraction, micro X-ray spectral analysis, and electron microscopy in backscat...
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Article
The Possibility of Obtaining Products from Melted Hafnium Carbide by Treating a Hafnium/Carbon Mechanical Composite with a High-Intensity Photon Flux
A study is performed on the possibility of obtaining products from molten hafnium carbide, the most refractory material known so far, by heating a hafnium/carbon mechanocomposite with high-intensity laser radi...
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Article
Studying Mechanocomposites of Boron Nitride with Tungsten and Molybdenum as Materials for Electron-Beam and Laser Additive Technologies
The proportion of products manufactured by additive methods is constantly growing in modern technology. The use of radiation technologies makes it possible to obtain materials that combine the best characteris...
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Article
Mechanochemical Synthesis of Intermetallic Compounds in the Gallium–Iridium System
The interaction between a solid inert metal (Ir) and an active liquid metal (Ga) during mechanical activation in a high-energy planetary mill is studied by X-ray diffraction and scanning electron microscopy wi...
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Article
Studying the Possibility of Obtaining High-Temperature Composites via Mechanochemical and Electron-Beam Treatment
Mechanochemical and electron-beam treatment allow new high-temperature composites to be obtained faster and with less consumption of energy. Model experiments on obtaining the high-temperature composite materi...
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Article
Magneto-Abrasive Materials
Magneto-abrasive materials, obtained via the joint mechanical activation of magnetic (metal) and abrasive (diamond, silicon carbide) components in a high-energy planetary-type ball mill, are studied by means o...
