Search Results - "Khomich, Yu. V."

Effect of Nanosecond Ultraviolet Laser Radiation on the Structure and Adhesion Properties of Metals and Alloys by Mikolutsky, S. I., Khomich, Yu. V.

“…Abstrac t—The effect of ultraviolet (UV) laser radiation on the structure and adhesion properties of materials such as chromated bronze, stainless refractory…”
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Improving the Properties of Metal-Ceramic Joints by Means of Laser Pretreatment by Zheleznov, V. Yu, Malinskii, T. V., Mikolutskii, S. I., Khomich, Yu. V.

“…The possibility of using nanosecond laser pulses for perforation of elements of a diffusion-welded joint of the ceramic–metal–ceramic type has been studied. An…”
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Effect of Nanosecond Ultraviolet Laser Pulses on the Surface of Germanium Single Crystals by Zheleznov, V. Yu, Malinskii, T. V., Rogalin, V. E., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…For the first time, a detailed comprehensive study is conducted of the dry etching of dislocation and dislocation-free samples of germanium on planes {111},…”
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Plastic Deformation of Copper under the Action of High-Power Nanosecond UV Laser Pulse by Malinskiy, T. V., Mikolutskiy, S. I., Rogalin, V. E., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…Modification of a polished surface of oxygen-free copper under the action of single pulse of focused high-power UV radiation of an Nd:YAG laser has been…”
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Laser Etching of Germanium by Zheleznov, V. Yu, Malinskiy, T. V., Mikolutskiy, S. I., Rogalin, V. E., Filin, S. A., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…Investigation of a polished surface of germanium single crystals scanned with a focused beam of pulse-frequency modulated UV radiation of Nd:YAG laser showed…”
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Effect of Laser Perforation of Elements of a Diffusion-Bonded Ceramic–Copper–Ceramic Joint on Its Mechanical Properties by Vashukov, Yu. A., Elenev, V. D., Zheleznov, Yu. A., Malinskiy, T. V., Mikolutskiy, S. I., Khomich, Yu. V., Yamshchikov, V. A.

“…— The effect of surface laser preprocessing of silicon nitride samples and copper gaskets on the properties of diffusion-bonded ceramic–metal–ceramic joints…”
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Effect of Preliminary Laser Surface Treatment on Mechanical Properties of Diffusion Welded Joints of Fe–Ni Alloy by Yolkin, V. N., Malinsky, T. V., Khomich, Yu. V., Yamshchikov, V. A.

“…Experimental studies of the effect of preliminary laser pulsed surface treatment on the mechanical properties of the diffusion welding joints of Fe–Ni alloy…”
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Modification of a Germanium Surface Exposed to Radiation of a Nanosecond Ultraviolet Laser by Zheleznov, V. Yu, Malinsky, T. V., Mikolutsky, S. I., Rogalin, V. E., Filin, S. A., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…The modification of the polished {111} surface of single-crystal germanium ( n -type of conductivity, resistivity 47 Ohm cm) as a result of exposure to focused…”
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Deformation Processes at the Surface of a Nickel Alloy Subjected to Nanosecond Laser Pulses by Zheleznov, Yu. A., Malinskii, T. V., Mikolutskii, S. I., Rogalin, V. E., Filin, S. A., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…The effects on the surface of a nickel superalloy that are caused by the action of pulsed radiation from an Nd:YAG laser with a wavelength in the ultraviolet…”
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Surface Modification of a WC–3% Co Hard Alloy by Powerful Nanosecond UV Laser Pulses by Zheleznov, Yu. A., Malinskiy, T. V., Mikolutskiy, S. I., Rogalin, V. E., Khomich, Yu. V., Yamshchikov, V. A., Kaplunov, I. A., Ivanova, A. I.

“…The quality of a hard WC–3% Co alloy after surface modification by focused UV laser beams is studied. Melting traces 1–3 μm in size are found on the alloy…”
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Modification of the Surface Microtopography of a Bronze Alloy under Irradiation with a Scanning Beam of Nanosecond Laser Radiation Pulses by Yolkin, V. N., Malinskiy, T. V., Khomich, Yu. V., Yamshchikov, V. A.

“…Using noncontact optical profilometry, atomic force microscopy, scanning electron microscopy, and optical microscopy methods, the effect of the treatment with…”
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The Effect of a Scanning Nanosecond Laser Pulse Beam on the Microtopography of Ceramic Al2O3 Coatings by Zheleznov, Yu. A., Malinsky, T. V., Khomich, Yu. V., Yamshchikov, V. A.

“…The ability to modify the surface microtopography of Al 2 O 3 ceramic using nanosecond laser pulses is elucidated via atomic force microscopy. The…”
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Data Acquisition System for Obtaining Optical and X-Ray Spectra and Images of Radiation Generated in Optical Breakdown Plasma Channels in Bessel Beams by Zheleznov, Yu. A., Khomich, V. Yu

“…A four-channel scheme of an experiment aimed at obtaining optical and X-ray spectra and images of radiation generated in optical breakdown plasma channels in…”
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Formation of Electrohydrodynamic Flow in Corona Discharge of a Three-Cascade Electrode System with Serial and Alternating Connection by Rebrov, I. E., Khomich, V. Yu

“…– In this work, systems with serial and alternating electrical connection of three electrohydrodynamic cells based on corona discharge in atmospheric pressure…”
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Development Trends in Plasma Aerodynamics by Aleshin, B. S., Khomich, V. Yu, Chernyshev, S. L.

“…The most promising areas of research in the field of plasma aerodynamics are proposed. On the basis of the presented experimental data obtained recently, the…”
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Ignition Conditions for a Self-Pulsing Microhollow Cathode Discharge in Air by Moshkunov, S. I., Romanov, K. I., Khomich, V. Yu, Shershunova, E. A.

“…This work is devoted to the study of the electrical characteristics of a microhollow cathode discharge in air at atmospheric pressure. It was found…”
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Features of Operation of Transistor Switches in a Half-Bridge Circuit for the Formation of Steep High-Voltage Rectangular Pulses by Zharkov, Ya. E., Rebrov, I. E., Khomich, V. Yu, Yamshchikov, V. A.

“…A driver has been developed to control a solid-state high-voltage switch for a half-bridge switching circuit, which is used as part of high-voltage pulse…”
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Modification of the surface of copper and its alloys due to impact to nanosecond ultraviolet laser pulses by Khomich, Yu.V., Malinskiy, T.V., Rogalin, V.E., Yamshchikov, V.A., Kaplunov, I.A.

“…In connection with the possible use of laser technological equipment in space the impact of nanosecond UV laser on copper and its alloys was investigated. At…”
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A Buck–Boost Voltage Converter for Charging a Battery on Board Electric Aircraft by Moshkunov, S. I., Khomich, V. Yu, Shershunova, E. A.

“…A powerful pulsed dc converter has been developed for charging battery assemblies on board of hybrid and electric aircraft, which enables full battery capacity…”
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Rectangular Pulse Generation Based on High-Voltage Transistor Switches Operating in Synchronous and Asynchronous Modes by Zharkov, Ya. E., Moshkunov, S. I., Rebrov, I. E., Khomich, V. Yu, Yamshchikov, V. A.

“…Two modes (synchronous and asynchronous) of operation of a high-voltage pulse generator, which is based on parallel-connected high-voltage switches (HVSs) for…”
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