• Simulation of cold rolling of bearing rings taking into account the temperature factor. Optimization of the shape of the roller generatrix of double-row railway roller bearing. The hydraulic resistance of mesh dividers of phases in the liquid stream.

    статья (242,3 K)
  • The paper describes a gas phase process for the preparation of cotton fabrics coated with silver nanoparticles as antimicrobial agents. Application to cotton fabrics. Synthesis of silver nanoparticles. The bactericidal activity of the cotton fabrics.

    статья (596,8 K)
  • A brief sketch of the life, the stages of personal and academic formation of the Albert Einstein. Areas of activity of the scientist and the assessment of its achievements. The theory of relativity, the content and scope of practical application.

    реферат (11,6 K)
  • Parameters alpha-nuclear interaction potential. Potential barrier formed by the Coulomb, nuclear and centrifugal forces. Selection of the experimental data on the half-lives of 344 alpha-active nuclei and capture cross sections of alpha particles.

    статья (288,9 K)
  • Feature information transmission in the form of electromagnetic waves. Carrying out the method of amplitude modulation of the sound in the mid-1870s. Exposure frequency inflexion effects of physical barriers. The primary analysis of popularity FM-radio.

    презентация (535,5 K)
  • The benefits of using improved magnetic materials for electric devices. The mechanism of effect of magnetic field on the formation of ferrite particles in the polymer matrix composites. The calculation of the amount of filler in a phase transition.

    статья (362,8 K)
  • A sample of plastic material for use as an ingredient in the backlight illumination of liquid-crystal display. Experimental reflections from metallic surfaces. The destructive interference between different regions of each “tooth” on the sample screens.

    лабораторная работа (526,1 K)
  • The studying an incoming light beam at angle to the first mirror. Processing of illumination of liquid-crystal display. Identifying on the screen precise location corresponding to the desired deflection angle. The bright patterns in a transmitted light.

    лабораторная работа (971,4 K)
  • Relations are proposed that make it possible to estimate the influence of errors in the vector measurement on the accuracy of the matrix algorithm TRIAD. The connection between algebraic and geometric methods of error analysis has been achieved.

    статья (241,2 K)
  • Preparation and study of a metal-component nanocomposite system with ferromagnetic inclusions. Coefficients of composite layers in free space were calculated as a function of the content of ferromagnetic inclusions and the thickness of the layer.

    статья (331,5 K)
  • Nanocomposite multicomponent coating obtained by vacuum arc deposition method. Analysis of the of the structure of the coating, elemental distribution and composition of the impurity elements using the methods Rutherford backscattering, mass spectrometry.

    статья (468,3 K)
  • Formation fragments emitted at zero angle. Inclusive measurement speed, isotopic and charge distributions of fragments of the reaction by the separator. Making isotopes with increasing number of nucleons, breaks away from the nucleus of the incident ion.

    статья (432,0 K)
  • The main aspects the use of solar systems for heating domestic water on the example standard solar installation constructed as an object of a research in Education and Research Institute of Energetics Automatics and Energy Saving (NULES Ukraine).

    статья (365,6 K)
  • General characteristics of the analytic solution of Kompaneets. Feature of interaction of the supernova remnant with inhomogeneities of the interstellar medium and especially with molecular clouds, analysis of the main approaches to the problem.

    контрольная работа (306,0 K)
  • Actual trends in development of power system protection and automation. Identification of circuit parameters of power network elements. The proof of applicability of power line parameters identification algorithm. Synchrophasor application tasks.

    статья (266,1 K)
  • The 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 (298,2 K)
  • The nonlinearly damped semilinear wave equation and a thermoelastic Mindlin-Timoshenko plate system with nonlinear viscous damping. The upper semi-continuity of the attractor with respect to the parameters related to the coupling terms and the shear.

    статья (269,6 K)
  • Возобновляемые источники энергии. Среднегодовое энергосодержание, приходящееся на кв. м. поверхности. Супераддитивные энергетические системы, их функции. Экономические преимущества локальных сетей. 20-футовый контейнер с солнечными, ветряными установками.

    презентация (8,8 M)
  • The history of the effects of the first induction motor. Record status induction improvements and the development of three-phase asynchronous motors. The use of electric motors in modern technology. Features of the nature of induction machines.

    реферат (19,1 K)
  • Characteristic the model of chaotic behavior of nucleons in nuclei, based on the model of nuclear interactions and the Fermi-Dirac statistics. The results of the study and a graphic representation of the chaotic behavior of nucleons in the coupled system.

    статья (256,2 K)