Search Results - "Chmel’, E. A."

Micromechanics of Impact Damage in Glasses of the SiO2–TiO2 System by Shcherbakov, I. P., Chmel’, A. E.

“…— Glasses of the SiO 2 –TiO 2 system are used as protective coatings, especially for materials with small thermal expansion. Combining acoustic emission…”
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Trigger Effect in Impact Fracture of Granite Sample under Uniaxial Compression by Shcherbakov, I. P., Makhmudov, Kh. F., Chmel’, A. E.

“…This study focuses on an impact wave generated in a uniaxially compressed granite sample by a pendulum hammer in the direction transversal to compression. The…”
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Photoluminescence of Amorphous SiO2 with Implanted Ar+ Ions by Scherbakov, I. P., Chmel’, A. E.

“…Implantation of ions into amorphous silicon dioxide ( a -SiO 2 ) is widely used in microelectronics (mainly, using Si ions) and in the production of…”
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Effect of Implanting Ar+ Ions on the Nature of the Mechanical Damage to Amorphous SiO2 by Shcherbakov, I. P., Chmel’, A. E.

“…The surface of amorphous SiO 2 samples, which receives various doses of implantation by Ar + ions with an energy of 40 keV, undergo a point shock impact. The…”
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Comparative Photoluminescent Analysis of Point Defects in SiO2 Induced by Implantation of Ar+ Ions and Neutron Irradiation by Shcherbakov, I. P., Chmel’, A. E.

“…The introduction of Si + ions and ions of other elements into amorphous silicon dioxide during their interaction causes damage to the structural bonds, which…”
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Hot Isostatic Pressing-Induced Structural Changes in MgAl2O4 Ceramics by Dunaev, A. A., Eron’ko, S. B., Ignatenkov, B. A., Markova, A. I., Narykova, M. V., Pakhomov, P. M., Khizhnyak, S. D., Chmel’, A. E.

“…— Magnesium aluminate spinel (MgAl 2 O 4 ) ceramics have been subjected to hot isostatic pressing. The process led to a 0.28% increase in the density of the…”
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Effect of Doping with Chromium Oxide on the Nature of Point Impact Microdamage in MgAl2O4 Ceramics by Gol’eva, E. V., Dunaev, A. A., Chmel’, A. E., Shcherbakov, I. P.

“…— Accumulation of microcracks in response to point impact damage in MgAl 2 O 4 ceramics doped with Cr 3+ ions has been studied using acoustic emission…”
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Spectroscopic Investigation of Impurity and Intrinsic Distortions of the Crystallite Structure in ZnTe Ceramics during Mechanical Treatment by Shcherbakov, I. P., Dunaev, A. A., Eron’ko, S. B., Chmel’, A. E.

“…It is shown by IR spectroscopic investigation that ceramic zinc telluride contains water and carbon dioxide adsorbed on the surface of cavities between…”
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Acoustic and Electromagnetic Emissions at Impact Damage of Super Hard SiC and MgAl2O4 Ceramics by Kadomtsev, A. G., Gol’eva, E. V., Dunaev, A. A., Chmel’, A. E., Shcherbakov, I. P.

“…In this paper, we employ SiC super hard ceramics that are widely used for the manufacture of individual means of protecting people from point impact effects…”
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Effect of Abrasion on the Crystal Structure of ZnS and ZnSe Ceramics by Shcherbakov, I. P., Dunaev, A. A., Chmel’, A. E.

“…Zinc sulfide and zinc selenide ceramic samples prepared by hot pressing (HP) and chemical vapor deposition (CVD) have been subjected to dry grinding simulating…”
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Two Stages of Impact Fracture of Polycrystalline ZnS and ZnSe Compounds by Shcherbakov, I. P., Dunaev, A. A., Chmel’, A. E.

“…Mechanoluminescence (ML) in ductile solids is caused by the motion of charged dislocations in the deformable material. Interatomic bond ruptures followed by…”
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A Silicon 4π Spectrometer of β-Decay Electrons with Energies of up to 3 MeV by Alekseev, I. E., Bakhlanov, S. V., Derbin, A. V., Drachnev, I. S., Kotina, I. M., Muratova, V. N., Niyazova, N. V., Semenov, D. A., Trushin, M. V., Unzhakov, E. V., Chmel’, E. A.

“…— A 4π β spectrometer consists of two Si(Li) detectors with a sensitive region that is more than 8-mm thick. Using this total-absorption spectrometer it is…”
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Residual Solvent in Highly Oriented Ultrahigh Molecular Weight Polyethylene Fibers by Pakhomov, P. M., Sokolov, A. V., Khizhnyak, S. D., Zhizhenkov, V. V., Kvachadze, N. G., Galitsyn, V. P., Chmel’, A. E.

“…The use of a solvent, Vaseline oil, for the orientational drawing of high-strength and high-modulus UHMWPE fibers is considered. Since the side effect of the…”
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Impact fracture of ZnSe ceramics by Shcherbakov, I. P., Dunaev, A. A., Kadomtsev, A. G., Chmel’, A. E.

“…Structurally different ZnSe ceramics prepared by various techniques were subjected to fallingweight impact fracture. Mechanoluminescence (ML) pulses generated…”
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Study of damage initiation in SiO2 glass and ceramics by fractoluminescence and acoustic emission techniques by Shcherbakov, I. P., Chmel’, A. E.

“…The results of high-rate detection of fractoluminescence (FL) and acoustic emission (AE) induced by the shock destruction of the surface of silica glass and…”
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Impact Fracture of Crystalline, Ar+-amorphized, and Amorphous Silicon Dioxide by Shcherbakov, I. P., Chmel, A. E.

“…The mechanical fracture of silicon dioxide initiates the mechanoluminescence (ML) lighting due to multiple breakage of interatomic bonds with producing…”
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Temperature dependence of microdamage accumulation in granite under impact fracture by Shcherbakov, I. P., Kuksenko, V. S., Chmel’, A. E.

“…It has been not once noticed that origination and accumulation of fractures in rocks in the full scale and in laboratory specimens have much in common. The lab…”
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Temporal Pattern of Microcracking in Impact–Damaged Porous SiC Ceramics by Shcherbakov, I. P., Kadomtsev, A. G., Chmel, A. E.

“…—Temporal characteristics of the localized damage development initiated by a short-time impact pointed loading of SiC ceramics which is widely applied as a…”
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Damage Resistance of Corundum Treated with Abrasive and Contact-Free Processing by Shcherbakov, I. P., Kirienko, M. F., Tikhonova, L. V., Chmel, A. E.

“…The planishing of the surface of solids is aimed to minimize its roughness, downgrade a content of larger cracks in the modified layer, and, in general, reduce…”
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Structure of the crystalline phase in gelled polyethylene and its effect on the orientational ability of gel fibers by Pakhomov, P. M., Khizhnyak, S. D., Rogova, E. A., Galitsyn, V. P., Jehnichen, D., Hofmann, T., Kulik, V., Chmel’, A. E.

“…The crystalline phase of gelled ultrahigh-molecular-weight polyethylene derived from reactor powders with different synthetic prehistories is studied by means…”
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