Перегляд за автором "Tkachenko, I.V."

Результати 1-16 з 16

Accumulation and confinement of electrons in a penning trap with a central electrode

Man’kovsky, S.N.; Sytnykov, D.A.; Tarasov, I.K.; Tkachenko, I.V.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2006)

In this work results of experimental and theoretical research of electron accumulation at the injection of a tubular electron beam with strong spread over velocities in a Penning trap with a central electrode are presented.
A dispersion equation of the cylindrical ideal wall vacuum cavity sinusoidally corrugated in azimuthal direction. Part I. A physically based method obtaining of the dispersion equation

Maksimenko, A.V.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2017)

Dispersive characteristics of a cylindrical cavity with an ideally conducting outer wall has been investigated, whose radius is described by a sinusoidal-periodic dependence on the azimuth angle. From the convergence of ...
A dispersion equation of the cylindrical ideal wall vacuum cavity sinusoidally corrugated in azimuthal direction. Part II. Investigation of the dispersion equation

Maksimenko, A.V.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2018)

Dispersion equation of a cylindrical cavity with an ideally conducting outer wall has been investigated, whose radius is described by a sinusoidal-periodic dependence on the azimuth angle. Numerically and analytically it ...
A fractal accelerator on the basis of a corrugated plasma waveguide with superconducting walls

Tkachenko, I.V.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2019)

The use of a two-stage mechanism for the acceleration of charged particles is proposed. The principle of acceleration is based on the use of the fractal properties of the wave spectrum of a corrugated plasma waveguide with ...
Defect formation on diffusive layers of ZnSe:Sn and ZnSe:Mg

Gryvul, V.I.; Makhniy, V.P.; Tkachenko, I.V. (Functional Materials, 2007)

Equilibrium concentrations of point defects in ZnSe layers obtained by Sn and Mg diffusion fron vapor phase at 1150 K have been calculated using the quasi-chemical reaction method. The calculated results are compared to ...
Deuteron-deuteron nucleosynthesis considered with accounting of centrifugal and coulomb barriers

Tkachenko, I.V.; Trubnikov, S.V.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2017)

The basic analysis of nuclear reactions in the deuteron-deuteron (dd) system at low energies is carried out. For the case of nuclear dd-fusion special attention is paid to the difference in the height of the Coulomb barriers, ...
Formation of nanoclusters in the transition of carbon dioxide to the supercritical state

Borts, B.V.; Skoromnaya, S.F.; Tkachenko, I.V.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2022)

Supercritical fluid extraction (SFE) with CO₂ is widely used to extract biological materials, metal complexes and their isotopes. Supercritical CO₂ (SC-CO₂) is an environmentally friendly, efficient, and affordable solvent. ...
Fractal properties of dispersion characteristics of sinusoidally rippled plasma waveguide

Lapshyn, V.I.; Stoyanov, A.F.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2005)

Features of the solution of Maxwell’s equations in sinusoidally rippled waveguide with the metal walls, filled with cold plasma, are considered. The dispersion equation which gives connection between longitudinal wave ...
Fractal properties of periodic plasma waveguides

Lapshyn, V.I.; Zaginaylov, G.I.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2001)

Fractal properties of periodic plasma waveguides are investigated in this article. It's shown that the Hausdorff dimension of model dispersion law is dH=1/2 and for the Trivelpicec-Gould waves dH=1/3. These values indicete ...
Large amplitude solitary hole in relativistic electron beam

Lapshin, V.I.; Maslov, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 1999)

The possibility to excite the coherent solitary wave structure like the electric potential hump of large amplitude in the accelerator electron beam has been considered. Its properties and dependencies of properties on ...
Peculiarities of dispersion characteristics of sinusoidally rippled plasma waveguides with small ripple depth

Lapshin, V.I.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2003)

Analytical expressions for the dispersion equations of E-waves of flat and cylindrical sinusoidal rippled plasma waveguides with super conducting walls in a strong external magnetic field are received. Origin of forbidden ...
Properties of CdSe heterolayers obtained by isovalent substitution on CdTe substrates

Makhniy, V.P.; Slyotov, М.М.; Tkachenko, I.V.; Slyotov, А.М. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2012)

Using the isovalent substitution method, CdSe heterolayers of cubic modification were obtained for the first time on single-crystal CdTe substrates, and their basic physical properties were studied.
Radiation losses of electron energy in multilayer bimetallic media

Borts, B.V.; Tkachenko, I.V.; Tkachenko, V.I. (2010)

Evaluation of radiation losses of the electron in inhomogeneous media is presented. Such media may appear as a composition of material layers with different dielectric constants or it may be modeled with the materials which ...
Radiation of a charged particle in the ideally conducting metal waveguide filled with a spatially periodic layered dielectric

Tkachenko, V.I.; Tkachenko, I.V.; Tolstoluzhsky, A.P.; Khizhnyak, S.N. (Вопросы атомной науки и техники, 2018)

The parametric Cherenkov radiation of a uniformly moving particle in an ideally conducting metal waveguide filled with a spatially periodic layered dielectric is investigated analytically and numerically for the case of ...
To the distribution of the dispersion equation roots for the parametric Cherenkov radiation

Tkachenko, V.I.; Tkachenko, I.V.; Tolstoluzhsky, A.P.; Khizhnyak, S.N. (Вопросы атомной науки и техники, 2020)

Distribution of the roots of dispersion equation of the parametric Cherenkov radiation (PCR) excited by uniformly moving charged particle in an ideally conducting metal waveguide filled with a spatially periodic layered ...
To the theory of plasma waves in pereodic plasma waveguides

Zaginaylov, G.I.; Lapshin, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2000)

Forbidden bands for plasma waves in periodical plasma waveguides are predicted and correctly studied. It was shown that the periodicity influence over frequencies far from the forbidden bands is neglectfully small even for ...

Результати 1-16 з 16

Пошук

Розширений пошук

Перегляд

Вся бібліотека

Перегляд за автором "Tkachenko, I.V."

Репозиторій DSpace/Manakin

Перегляд за автором "Tkachenko, I.V."

Пошук

Перегляд

Вся бібліотека

Мій обліковий запис