Перегляд за автором "Kelnyk, O.I."

Результати 1-10 з 10

Current waveforms for pulse microdischarge inside dielectric cell

Kelnyk, O.I.; Samchuk, O.V. (2010)

Computer simulation for microplasma discharge inside coplanar dielectric cell was carried out via particles in cells (PiC) method. Discharge current waveforms have a shape of short pulses with length decreasing and maximum ...
Deformation of the plasma concentration profile due field of the modulated electron beam: numerical simulation

Anisimov, I.O.; Kelnyk, O.I.; Siversky, T.V.; Soroka, C.V. (Вопросы атомной науки и техники, 2003)

Deformation of the concentration profile of the weakly inhomogeneous plasma due to the modulated electron beam was studied via computer simulation using big-particles-in-cells method. At the first stages the electric field ...
Deformation of the plasma concentration profile due to the modulated electron beam

Anisimov, I.O.; Borisov, O.A.; Kelnyk, O.I.; Soroka, S.V. (Вопросы атомной науки и техники, 2002)

Report is devoted to the numerical simulation of the electron beam with the longitudinal modulation moving along the concentration gradient of the planarly stratified plasma with the initially linear profile (one-dimensional ...
Evolution of the modulated electron beam in the inhomogeneous plasma with linear density profile

Anisimov, I.O.; Kelnyk, O.I.; Soroka, S.V. (Вопросы атомной науки и техники, 2005)

Evolution of the density profile of the modulated electron beam moving through the plasma with linear density profile is studied via computer simulation. Increase of the beam current and decrease of its velocity results ...
Interaction of the modulated electron beam with inhomogeneous plasma: plasma density profile deformation and langmuir waves excitation

Anisimov, I.O.; Kelnyk, O.I.; Siversky, T.V.; Soroka, S.V. (Вопросы атомной науки и техники, 2005)

Nonlinear deformation of the initially linear plasma density profile due to the modulated electron beam is studied via computer simulation. In the initial time period the field slaves to the instantaneous profile of the ...
Microplasma discharge striation in the PDP cell

Kelnyk, O.I.; Samchuk, O.V. (Вопросы атомной науки и техники, 2011)

Striation structures formation was investigated for microplasma discharge inside coplanar dielectric cell via particles in cells (PiC) method. These inhomogeneities appear in the discharge current pulse forefront before ...
Nonlinear transition radiation of the modulated electron beam from the sharp vacuum-plasma border

Anisimov, I.O.; Kelnyk, O.I.; Tyazhemov, V.K. (Вопросы атомной науки и техники, 2003)

The transition radiation of the radially unbounded modulated electron beam on the sharp vacuum-isotropic plasma boundary is studied up to quadratic nonlinearity approximation. Solution for the second harmonic radioemission ...
Plasma dynamics in the vicinity of the local plasma resonance point excited by pumping electric field or modulated electron beam

Anisimov, I.O.; Kelnyk, O.I.; Litoshenko, T.Eu.; Siversky, T.V.; Soroka, S.V.; Velykanets’, D.M. (Вопросы атомной науки и техники, 2006)

Excitation of the HF electric field in the local plasma resonance region (LPRR) of inhomogeneous plasma by pumping electric field or modulated electron beam results to appearance of the ponderomotive force that presses ...
Pulse discharge in the dielectric cell: simulation via PIC method

Kelnyk, O.I.; Samchuk, O.V.; Anisimov, I.O. (Вопросы атомной науки и техники, 2007)

2D electrostatic PIC code for simulation of the pulse discharge in the dielectric cell is described. The first simulation results (discharge current temporal dependence, electric potential spatial distribution, electrons' ...
Transition radiation of the cylindrical electron bunch at the sharp vacuum-plasma border

Kelnyk, O.I.; Tyazhemov, V.K. (Вопросы атомной науки и техники, 2003)

Transition radiation of the cylindrical electron bunch moving through the border between the vacuum and isotropic plasma semi-spaces is studied. Radiation patterns’ frequency dependencies, integrated radiated power and ...

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Перегляд за автором "Kelnyk, O.I."

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Перегляд за автором "Kelnyk, O.I."

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