47 Result(s)

Article

The Influence of Magnetron Sputtering Conditions on the Structure of Zr–Pd Coatings

Using the method of DC magnetron sputtering, nonstructured amorphous metal coatings of Zr₇₅Pd₂₅ composition were obtained with an average deposition rate of 1.3 nm/s at a substrate temperature of 40°C, while crys...

A. F. Pal, A. N. Ryabinkin, A. O. Serov in Technical Physics Letters (2020)

Article

Experimental Simulation of a Diamond Betavoltaic Battery

Diamond single-crystal Schottky barrier mip-structures (metal–intrinsic diamond–p-doped diamond) with dimensions of 3 × 3 and 4.1 × 4.28 mm are fabricated on the basis of HTHP p-diamond and CVD i-diamond. The bet...

V. N. Amosov, V. N. Babichev, N. A. Dyatko, S. A. Meshchaninov… in Technical Physics Letters (2018)

Article

Diamond Diode Structures Based on Homoepitaxial Films

(m–i–p)-Structures with high-resistance epitaxial i-layers are fabricated on heavily doped p⁺-type substrates with platinum contacts. The structures are studied using several methods: optical and electron microsc...

N. B. Rodionov, A. F. Pal’, A. P. Bol’shakov… in Journal of Communications Technology and E… (2018)

Article

Structure and tribological properties of composite materials based on Al–Cu–Fe formed at high pressure

The use of high pressure (~8 GPa) in the formation of composite quasi-crystalline materials from powders made it possible to create practically poreless samples with a density close to the maximum known for th...

E. A. Golovkova, E. A. Ekimov, A. S. Ivanov, V. S. Kruglov… in Technical Physics Letters (2017)

Article

Analysis of macroparticle charge screening in a nonequilibrium plasma based on the kinetic collisional point sink model

The screening of macroparticles in a nonequilibrium plasma is considered on the basis of the Vlasov kinetic equations supplemented with the collisional term in the Bhatnagar–Gross–Krook approximation and the p...

A. V. Filippov, A. G. Zagorodny, A. I. Momot… in Journal of Experimental and Theoretical Ph… (2017)

Article

Ionic composition of a humid air plasma under ionizing radiation

A kinetic model is proposed for ion–molecular processes involving charged particles of a humid air plasma produced by a fast electron beam. The model includes more than 600 processes involving electrons and 41...

A. V. Filippov, I. N. Derbenev, N. A. Dyatko… in Journal of Experimental and Theoretical Ph… (2017)

Article

Experimental and theoretical study of the near IR emission of xenon excited by a fast electron beam

Emission of xenon excited by a 120-keV electron beam at gas pressures of 100, 200, 500, and 760 Torr nm was studied experimentally and theoretically. More than 30 spectral lines were identified in the waveleng...

V. N. Babichev, A. V. Dem’yanov, N. A. Dyatko, A. F. Pal’… in Plasma Physics Reports (2017)

Article

A diamond-based photovoltaic cell

A photovoltaic cell based on a p–i synthetic-diamond structure was investigated. This bilayer structure consists of a substrate, which was grown by the high pressure–high temperature (НРНТ) method at an increased...

N. B. Rodionov, V. N. Amosov, S. A. Meshchaninov… in Instruments and Experimental Techniques (2016)

Article

Dust trap formation in a non-self-sustained discharge with external gas ionization

Results from numerical studies of a non-self-sustained gas discharge containing micrometer dust grains are presented. The non-self-sustained discharge (NSSD) was controlled by a stationary fast electron beam. ...

A. V. Filippov, V. N. Babichev, A. F. Pal’, A. N. Starostin… in Plasma Physics Reports (2015)

Article

Electrostatic interaction of two charged macroparticles in an equilibrium plasma

This article is a critical review of publications devoted to studying the electrostatic interaction of two charged macroparticles in an equilibrium plasma. It is shown from an analysis of the force of interact...

A. V. Filippov, A. F. Pal’, A. N. Starostin in Journal of Experimental and Theoretical Ph… (2015)

Article

Magnetic porous composite material: Synthesis and properties

A new method of obtaining magnetic porous composite materials is described, which is based on the self-propagating high-temperature synthesis (SHS) in the form of solid-phase combustion. The SHS process involv...

P. I. Peretyat’ko, L. A. Kulikov, I. V. Melikhov… in Technical Physics Letters (2015)

Article

Application of dusty plasma for production of disperse composite materials

Objectives and achievements of the production of disperse composite materials (DCMs) which consist of particles with a metal coating are represented. The prospects of the DCM production by the dusty plasma met...

A. S. Ivanov, A. F. Pal, A. N. Ryabinkin… in Russian Journal of General Chemistry (2015)

Article

Neutral gas rotation in magnetron discharge

We have experimentally established the existence and determined the velocity of motion of the neutral component of plasma in a planar magnetron discharge, which takes place in the direction of drift of the cha...

A. F. Pal, A. N. Ryabinkin, A. O. Serov, A. V. Filippov in Technical Physics Letters (2014)

Article

Equirate magnetron sputtering of mosaic copper-graphite targets

Based on experimental data on sputtering of copper-graphite cathodes, we propose a mechanism of equirate sputtering of elements of mosaic targets prepared from materials the sputtering yields of which differ b...

Yu. A. Mankelevich, A. V. Mitin, V. S. Mitin, A. F. Pal’… in Technical Physics Letters (2013)

Article

Orbital motion of dust particles in an rf magnetron discharge. Ion drag force or neutral atom wind force

Microparticles with sizes up to 130 μm have been confined and the velocity and diameter of particles in a plasma trap of an rf magnetron discharge with an arc magnetic field have been simultaneously measured. ...

A. F. Pal, A. N. Ryabinkin, A. O. Serov… in Journal of Experimental and Theoretical Ph… (2012)

Article

Synthesis and characterization of macrocomposites based on nickel-coated quasi-crystalline Al-Cu-Fe powder

Disperse composite materials consisting of quasi-crystalline Al-Cu-Fe particles covered by nickel nanolayers have been obtained using a dusty plasma trap coating technology. These powders were processed into m...

A. S. Ivanov, V. S. Kruglov, A. F. Pal, A. N. Ryabinkin… in Technical Physics Letters (2011)

Article

Bipolar charging of dust particles under ultraviolet radiation

The photoemission charging of dust particles under ultraviolet radiation from a xenon lamp has been investigated. The velocities of yttrium dust particles with a work function of 3.3 eV and their charges have ...

A. V. Filippov, V. N. Babichev, V. E. Fortov… in Journal of Experimental and Theoretical Ph… (2011)

Article

Hydration of trinitrotoluene in the presence of a disperse composite material (Pd + Al)/SiO₂ obtained with the use of dusty plasmas

A. V. Gavrikov, V. G. Dorokhov, A. S. Ivanov, A. F. Pal’, O. F. Petrov… in Doklady Physics (2010)

Article

Coagulation of dust grains in the plasma of an RF discharge in argon

Results are presented from experimental studies of coagulation of dust grains of different sizes injected into a low-temperature plasma of an RF discharge in argon. A theoretical model describing the formation...

Yu. A. Mankelevich, M. A. Olevanov, A. F. Pal’, T. V. Rakhimova… in Plasma Physics Reports (2009)

Article

Screening of a moving charge in a nonequilibrium plasma

Based on the model of point sinks, we consider the problem on the screening of the charge of a moving macroparticle in a nonequilibrium plasma. The characteristic formation times of the polarization cloud arou...

A. V. Filippov, A. G. Zagorodny, A. I. Momot… in Journal of Experimental and Theoretical Ph… (2009)