31 Result(s)
within
A. M. Orishich
Applications of Mathematics
Classical and Continuum Physics
Fluid- and Aerodynamics
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Article
Limiting energy characteristics of pulsed tea co2 lasers
The article presents the results of experimental studies on the determination of the characteristics of the process of absorption of large specific electrical energy densities in a wide range of pressures (0.1...
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Article
Electric field distribution in a volume gas discharge controlled by an electron beam
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Article
Uniformity of a volumetric discharge controlled by an electron beam in a transverse magnetic field
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Article
Influence of the cathode layer on the volt-ampere characteristics of a discharge excited by an electron beam
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Article
Electron concentration distribution in a powerful volume discharge with ionization of the gas by an electron beam
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Article
Investigation of the energy characteristics of a plasma created in air near a target by CO2 laser radiation
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Article
A study of the collisionless interaction of interpenetrating super-Alfvén plasma flows
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Article
Effect of pulse length on efficiency of CO2 laser interaction with a target in air
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Article
Control of the spatial structure of a laser-produced plasma cloud as it expands into a vacuum
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Article
Creation of laser-plasma spherical clouds by means of bilateral radiation
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Article
Thermohydrodynamics of continuous-wave CO2 lasers with a closed cycle of the flow
The problem of pressure losses upon gas motion along a closed circuit containing channels in which heat is supplied to and removed from the gas is studied. The object where the pressure losses are studied is a CO
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Article
Adjoint problems of mechanics of continuous media in gas‐laser cutting of metals
A mathematical model of gas‐laser cutting of metal plates in an inert gas is proposed. The formation and flow of the liquid metal melt film at the cutting front is considered within the framework of incompress...
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Article
Experimental Study of an MHD Source of Light with a TC Layer
The possibility of using a high-temperature current layer initiated in a plasma flow as a powerful source of light with a wide range of emission is demonstrated. The study was performed on a setup with a disk ...
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Article
Modeling of the Front of Melting and Destruction of a Melt Film During Gas‐Laser Cutting of Metals
The products of laser cutting of metals on an automated laser setup are investigated. Results of model experiments are presented, where soft wax was used instead of metal transforming into the melt; soft wax f...
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Article
Specific features of laser cutting of steel sheets and monitoring of sample quality after laser influence
An automated laser system with an 8-kW quantum generator with the beam quality not worse than that of a single-mode laser is described. The possibility of using such a system in procurement production for cutting...
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Article
Energy conditions of gas laser cutting of thick steel sheets
Results of experimental determination of the energy balance in oxygen laser cutting of sheets 5–16 mm thick by a CO 2 laser in the operation regime of high-quality cutting with ...
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Article
Mechanical characteristics of high-quality laser cutting of steel by fiber and CO2 lasers
The quality of cutting of low-carbon and stainless steel by beams of fiber and CO2 lasers with oxygen or nitrogen being used as a process gas is compared. The cut surface roughness for sheets from 3 to 10 mm thic...
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Article
Development of a technology for laser welding of the 1424 aluminum alloy with a high strength of the welded joint
Results of an experimental study of properties of joints obtained by using different regimes of laser welding of the 1424 alloy (Al–Mg–Li) are reported. The strength and structure of the welded joints are dete...
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Article
Energy balance in high-quality cutting of steel by fiber and CO2 lasers
The energy balance of laser cutting of low-carbon and stainless steel sheets with the minimum roughness of the cut surface is experimentally studied. Experimental data obtained in wide ranges of cutting parame...
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Article
Effect of Mg and Cu on mechanical properties of high-strength welded joints of aluminum alloys obtained by laser welding
Results of experimental investigations of welded joints of high-strength aluminum–lithium alloys of the Al–Cu–Li and Al–Mg–Li systems are reported. The welded joints are obtained by means of laser welding and ...
