Kharkiv, Ukraine, accompanying the operation of EISCAT heater facility
Detecting the travelling ionospheric disturbances over Kharkiv with periods of 40 – 80 min occurring in the time range. The modification frequencies by high power. The relative amplitudes of the travelling ionospheric disturbances in electron density.
Подобные документы
The current state of the incoherent scattering equipment in the observatory of Institute of Ionosphere for the purpose of showing radar potential. To introduce techniques for the parameters of the ionosphere measurement and ionospheric data processing.
статья, добавлен 30.10.2016Analysis of current state and prospects of applicability of a high power electron beam technology for manufacturing metallic and nonmetallic composite materials. Study of equipment for high power beam technology and properties of selected compositions.
статья, добавлен 08.02.2017Electromagnetic disturbances at explosions of charges of condensed high explosives for the first time were found out by A.G.Ivanov in summer of 19381. In the subsequent years these effects were repeatedly investigated in many laboratories of the world.
статья, добавлен 04.11.2018The short life span of satellites - the reason of the complexity of the observation region of the ionosphere near the ionospheric peak. The features of the use of the Faraday effect for measuring the geomagnetic field using incoherent scatter radar.
статья, добавлен 30.10.2016To gain knowledge about the ionosphere structure at mid- and high latitudes and create modern ionosphere and thermosphere models - the task of the incoherent scatter radar. Problem of the creation of reliable theoretical ionosphere region F2 model.
статья, добавлен 30.10.2016Transients in electrical power systems, short-time Fourier transform, wavelet transform, complex wavelets, wave spectrum, scalogram, frequency evaluation, phases and amplitudes of sinusoidal oscillations, evaluation accuracy and processing time.
статья, добавлен 08.05.2013In the visible range observed at high excitation levels originates from two-electron recombination transitions in the hole liquid. The critical temperature of the dipolar is substantially less than the spatially. The binding energy of free biexcitons.
статья, добавлен 30.07.2016Review and description high reliability and security of power unit are basic requirements when the power unit maneuvering mode operation. Investigated of the power unit capacity automated control systems influence on axial offset under maneuvering mode.
статья, добавлен 29.11.2016The distribution of the electron density and the height of the ionospherе. Analysis of the laws of longitude-latitude variations in the northern and southern hemispheres. Geographical indices of appearance of anomalies in calculations of the CCIR model.
статья, добавлен 30.10.2016Correlation between the central surface density of dark matter haloes and the halo core radius of galaxy and galaxy recently studied on a wide range of scales. The column density within the halo characteristic radius. The model and the S-M relation.
статья, добавлен 17.10.2013Testing of the computational method PFSEM to restore the characteristics of the electron beam on the basis of two-parametric fitting of semi-empirical model for the depth dependence of the dose. Dose measurement of electrons in the dosimetric wedge.
статья, добавлен 22.12.2016Analysis of physical and numerical modeling of an electron emission and transport processes for different electron-optical energy conversion systems with nanostructured surface electron sources. Review of energy conversion processes with high efficiency.
статья, добавлен 30.07.2016Method to predict potential energy generation to local areas. results of its testing on the territory of Kharkiv region. The use of energy output simulation for wind turbines accommodation options with consideration of environmental and resource factors.
статья, добавлен 29.11.2016The longitudinal direction remains after removal of the known correlation-inducing effects such as elliptic flow and ordinary jet correlations. The analysis of the evolution of the energy density in the system with high density tube-like fluctuations.
статья, добавлен 11.09.2013Types of wind power stations: ground, coastal, offshore, floating. The principle of operation of wind parks, transportation of resulting electricity through a power cabinet located on the basis of a wind power plant. Terms of construction of wind farms.
презентация, добавлен 16.05.2018The neutron time of flight (n_TOF) facility at CERN. Measurement of neutron capture cross sections in the S-process nucleosynthesis. Galactic condensation and the formation of stars. Checking models of stellar evolution. Mechanisms of neutron capture.
статья, добавлен 24.09.2013The temperature effect on the phase composition, on variation in diffuse reflection spectra. Absorption coefficient of titanium dioxide powder during heating and modification by silicon dioxide nanoparticles. The irradiation with accelerated electrons.
статья, добавлен 12.09.2016Electrogastrogram waveform before filtering and after filtering respectively. Active Electrode Position. Welch power spectral Density Estimation for disorder subjects. Bar graph representation Power variation in Patients with Dyspepsia Individuals.
статья, добавлен 02.03.2020The modeling results of the zonal electric field and the vertical component of the plasma transfer velocity due to electromagnetic drift during magnetic storms were presented. Penetration into the mid-latitude ionosphere during geomagnetic disturbances.
статья, добавлен 30.10.2016Approach to signals and systems on the base of relativistic time dilation. Presentation of relativistic time dilation in frequency area. Relativistic generalization of Nyquist-Shannon theorem. Calculation of the Lorentz factor versus relative velocity.
статья, добавлен 27.04.2019In microwave systems of radio-location, communication and navigation the strictest requirements are placed on a powerful output amplifier and a low-noise input device. For the output amplifier the linearity must be combined with a high level of power.
статья, добавлен 04.11.2018Discusses the issue of introducing renewable electricity generation sources in Ukraine's integrated power system after imposing feed-in tariff. Identification and analysis negative repercussions on reliable supply of electric power to local consumers.
статья, добавлен 28.02.2016Electric currents and their properties. Units of electricity and measuring devices. The construction and the principle of operation electric machines. Application of generators and their parallel operation. Types of Motors and their distinctive.
учебное пособие, добавлен 06.03.2015Methodology and milestones defined density measurement of liquids, as well as the definition of its other parameters: isothermal compressibility, isobaric thermal expansion and pressure. Conformity assessment of the experimental density regulations.
статья, добавлен 08.04.2014Two variants of the operative conditions of heat and power plants with technological schemes where heat pumps are used for utilizing the heat of exhaust gases of steam generators. System of the automatic control of frequency and power as power system.
статья, добавлен 30.01.2016