• Analysis of the application of cuprous oxide, as a typical p-type inorganic semiconductor material, widely used in the field of optical energy, photoelectrics, photocatalysis, photodegradation and as nanomaterials to improve the performance of solar cells

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  • Summary of residual current devices. Its main purpose, operation and placement. Purpose of National Electrical Code. The process of RCDs. The process of replacing the two-wire (ungrounded) output. Photo of the internal mechanism of the residual current.

    реферат (191,2 K)
  • The results of experimental studies of physical mechanisms of energy dissipation in the oscillating system in which air cavity held by the forces of magnetic levitation. Limitation of applicability of Helmholtz equation, caused by boundary effect.

    статья (199,4 K)
  • DAMA/LIBRA is running at the Gran Sasso National Laboratory of the I.N.F.N. The data collected confirm the model independent evidence of the presence of Dark Matter (DM) particles in the galactic halo on the basis of the DM annual modulation signature.

    статья (293,0 K)
  • The use of high-frequency-magnetron sputtering, reactive solid-phase target in argon atmosphere to obtain silicon carbide and a film of silicon nitride. Using the obtained samples to create solar cells on substrates of monocrystalline silicon of p-type.

    статья (487,1 K)
  • Mathematical model of a multi-electrode cylindrical structure for uniform distribution of electric field intensity between the electrodes at a much lower capacity compared to flat electrodes. The distribution of electric field intensity in the space.

    статья (988,3 K)
  • Study of rotational moment components for statically unbalanced system of the "rotor – supports" type with a bent elastic shaft. Behavior of statically unbalanced rotor with curved elastic shaft. Midline position curved shaft about the axis of rotor.

    статья (516,7 K)
  • Features of Russian-Vietnamese energy cooperation. An abundance of energy resources as a central element in the development of the energy sector. Communist allies as the only international source of support for the Democratic Republic of Vietnam.

    статья (33,1 K)
  • Low Temperature Synthesis and Photocatalytic Activity of Rutile TiO2 Nanorod Superstructures. Nanodispersed rutile with rod-like particles was synthesized by hydrolysis of TiCl4 in hydrochloric acid - ethanol alcohol aqueous solution at temperature 40 C.

    статья (910,7 K)
  • New S-method for gamma-quantum coordinate estimation in anger type tomography gamma-camera. The special metric for gamma-camera large field of view. Comparison with widely used methods for event localization like anger approach and maximal likelihood.

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  • Впровадження енергозберігаючих технологій в Україні. Удосконалення засобів автоматизації керування установками малої енергетики. Аналіз структури дворівневої SCADA-системи, що забезпечує стабілізацію параметрів функціонування утилізаційних установок.

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  • The use of asymptotic formulas for calculating the stray field of an arbitrarily oriented magnetic and electric dipole located on the axis of an ideally conducting disk. Using the methods of physical and uniform asymptotic theory of diffraction.

    статья (620,9 K)
  • Experiment to search for double beta decay is in progress in the INFN laboratory with the help of ultra-low background high purity Ge gamma spectrometry. Studies of double beta decay give information about properties of neutrino and weak interactions.

    статья (295,3 K)
  • The 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 (1,2 M)
  • Experimental measurement of second- and third-order scattering spectra in bulk nanocrystals embedded in glass. Determination of the ratio of the intensities of multiphonon bands in spectra. Analysis of the electron-phonon interaction in bulk crystals.

    статья (423,7 K)
  • For low-lying collective excitations was calculated inertia in the semiclassical Gutzwiller approach to one-body Green's function. Excitation energy, reducing the probability-weighted sum rules are consistent with the features of the experimental data.

    статья (355,3 K)
  • Description of collective rotational motion in the local approximation of the semiclassical trajectory approach to the theory of Gutsviller's response function. The existence of "classical revolution" in the limit to a spherical shape of the nucleus.

    статья (231,6 K)
  • Averaged level-density shell corrections and shell-structure energies are continuous through all symmetry-breaking (bifurcation) points. Enhancement of the nuclear shell structure near bifurcations in the superdeformed region for the level densities.

    статья (309,9 K)
  • The moment of inertia for the collective rotation. Three-dimensional periodic orbits for the axially symmetric harmonic-oscillator potential. Model of independent particles near the Fermi surface. The total free energy, the moment of inertia of the JMC.

    статья (381,7 K)
  • Contact resistance and Schottky barriers, optical characterization. Interface traps and inversion charge frequency response to the extraction of the effective mobility. X-Ray and Gamma-Ray techniques, schematic of a scanning electron microscope.

    книга (11,5 M)
  • The study of nonlinear dynamics of neurophysiological systems identify the presence of chaotic elements. Complex characteristic based on microsystem technology Geomath. Correlation method of measurement and statistical significance of the results.

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  • A scheme for recording of chirped Bragg diffractive structures in optical fibers based on modified Talbot interferometer with cylindrical lenses. Sizes of interference zone for different recording schemes. Cylindrical lens located in the ray paths.

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  • Introduction to the method of obtaining the isotopic symmetry energy on the basis of the isotopic shift of the neutron and proton chemical potentials. Consideration of the behavior of the symmetry energy coefficient, analysis of the way the correlation.

    контрольная работа (492,1 K)
  • Investigation of the differential capacity of a vibrating Coriolis gyroscope to suppress an external shock. Evaluation of the pulse amplitude in the voltage caused by external mechanical impact Analysis of the output signals of two measuring channels.

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  • The possibility of using the silicon strip-detector coated with a polyethylene film for the coordinate determination of fast neutrons. The average charge collected on the strips as a function of coordinates of incident neutrons has been calculated.

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  • Presentation process modelling of gas turbine combustion chamber as one of the efficient energy technologies. Description of the development of green technologies reduce the emissions of combustion products of different fuel compositions in gas turbine.

    магистерская работа (3,4 M)
  • The calculating of the elements of a picture of thermosphere circulation, direction of thermosphere wind over Kharkiv. The calculations of constituent part of vertical component of ionospheric plasma velocity caused by horizontal neutral winds were made.

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  • Describing space-time evolution of electric charge induced in dielectric layer of simulated metalinsulator-semiconductor structures due to irradiation with X-rays. The system of equations used as a basis of the simulation model is solved iteratively.

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  • Differential Doppler shift between rays as one of the main parameter of radio channel. The method of calculation of the transmitter radiate continuous amplitude-modulated continuous wave. Analysis of the spectrums of differential signal elements.

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  • The essence of the process of using solar energy in the areas of alternative energy. The process of generating electricity using solar cells. The advantages and disadvantages of the introduction of solar energy. The use of photovoltaic installations.

    презентация (682,7 K)