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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Физика и энергетика
  • 451. The absence of "torque" in the Trouton-Noble experiment

    Description of experiment on determination of the revolved moment of the charged elementary particles at a conclusion them from a spacehold. Change the rate of earthly movement through "Ether" with an inactive result and description of general paradox.

    реферат (41,4 K)
  • 452. The atomic frequency increases in the field of gravity: the hypothesis of the effect of Soloshenko-Yanchilin

    The hypothesis effect of Soloshenko-Yanchilin, the comparison of the effects of gravity on the rate of time. The red shift effect is not a direct proof of time dilation in the gravitational field. The atomic frequency increases in the field of gravity.

    статья (1,1 M)
  • 453. The basics of forming the principles of functioning and development of the energy market in Ukraine

    The article examines the historical aspects of the formation the energy market of independent Ukraine. The first principles and features of the Ukrainian energy market and their effectiveness are given; steps towards European integration are summarized.

    статья (28,6 K)
  • 454. The biomass usage as an energy source in choosing the enterprise’s location

    The use of biomass as an energy source in the enterprise. The connection between the integrated management of resources and the supply chain. The advantages and long-term prospects of biomass use in the Ukrainian market. Logistics of biomass supply.

    статья (215,0 K)
  • 455. The calculation of stress-strain state of anisotropic composite finite-element area with different boundary conditions on the surface

    The numerical-analytic approach to solve the stress-strain state problems of an arbitrary finite element simple-connected composite object with different surface mounting types. The main problem is solvedby using the elasticity theory spatial model.

    контрольная работа (320,5 K)
  • 456. The creation of the phonon spectrum according to the specific heat for composite materials

    Description of the method for determining the density of phonon states of composite materials based on the heat capacity of composite materials based on polytetrafluoroethylene matrix. Analysis of the boundary values of the intensity of phonon spectra.

    статья (68,8 K)
  • 457. The development of electric power supply

    History of origin and development of the electrotechnical industry. Characteristics and distribution of transformers, their features and purpose. High voltage DC technology. Consequences of absence of electric energy storage in transmission systems.

    контрольная работа (1,7 M)
  • 458. The effect of particle-hole interaction to the energy separation of protons and neutrons in families mirror nuclei at nearly symmetrical

    Сalculating an energy separation for the protons and neutrons in the family mirror nuclei with Z=N±1. The energy separation of protons and neutrons from nuclei with odd and even nucleon subshell. The effect of particle-hole interaction in nucleus.

    статья (118,7 K)
  • 459. The equation of state of symmetric and asymmetric nuclear matter

    Properties of nuclei, heavy ion collisions and neutron stars. An estimate of the coefficient of incompressibility. Frequent mode of interaction of a particle collision. The theory for the microscopic description of the various modes of giant resonances.

    статья (279,0 K)
  • 460. The F2-layer parameter variations during spring equinox 2013, according to the Kharkiv and EISCAT incoherent scatter radars data

    To 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 (602,2 K)
  • 461. The first results of experiment on search of double beta processes of disintegration of radioactive cadmium by means of crystal scintillators

    The study of double-beta decay processes of cadmium with crystal scintillators in the Gran Sasso National Laboratory of the National Institute of Nuclear Physics (Italy). Identify constraints on the half-life, the phenomenon of resonance amplification.

    статья (326,1 K)
  • 462. The history and scientific achievements of Nikola Tesla

    Nikola Tesla as inventor in the field of electrical and radio engineering. Wireless power at a distance - the most mysterious inventions of a scientist. The influence of research on Tesla in the field of electromagnetism to the discovery of x-rays.

    презентация (14,4 M)
  • 463. The Lorentz-Dirac equation: one more paradox of preacceleration

    The formation of the event horizon: one more paradox of classical Lorentz-Dirac preaccelerative solution. This paradox makes unrealizable the desire to solve problems of Lorentz-Dirac equation using preacceleration and backward in time integration.

    статья (42,1 K)
  • 464. The Marinov Motor, Notional Induction without a Magnetic B Field

    The essential elements of the Marinov motor. Derivation of the net force driving the rotor. Force of induction from Weber electrodynamics. Forces on electron currents in a metal yield a ponderomotive force. Electromotive versus ponderomotive force.

    статья (45,4 K)
  • 465. The motor-generator

    Results of tests of the model of the motor-generator – the convincing proof of an inaccuracy of the first law of Newton and existing electrodynamics. Formation of an autonomous energy source with the service life equal to service life of the accumulator.

    статья (733,0 K)
  • 466. The Paradoxical Forces for the Classical Electromagnetic Lag Associated with the Aharonov-Bohm Phase Shift

    The classical electromagnetic lag. Use of the darwin-lagrangian analysis. Calculation of the aharonov-bohm phase shift. Experimental tests for velocity changes. The test for electromagnetic lag in the quantum topological description of the phase shift.

    статья (74,7 K)
  • 467. The Range of Validity for the Kelvin Force

    The different microscopic models employed to calculate the temperature and concentration dependence of the susceptibility of ferrouids: Weiss, mean-spherical, and high-temperature. The convective instability in microscopic understanding of magnetism.

    статья (42,4 K)
  • 468. The role of South Stream and Turkish Stream in energy security of Europe

    Energy security as one of the most important problems of the modern world. The role of the "Turkish flow" in the energy security of Europe. The main reasons for the postponement of the South Stream project, which Russia initiated before the Turkish flow.

    статья (18,1 K)
  • 469. The second law of thermodynamics in the context of contemporary physical research

    Study of the second law which results in the growth of the entropy - in superficial interpretation this principle presumes that the sufficient energy inevitably turns into the substandard energy. Establishing some pre-scientific ideas about phenomenon.

    статья (35,6 K)
  • 470. The shape and the size of the Universe according to the Poincare dodecahedral space hypothesis

    Poincare dodecahedral space model. The method of calculations. Results and conclusions. One of the best models of the Universe is the Poincare Dodecahedral Space (PDS) model. The improved size of Poincare space model for matter density parameter.

    статья (204,4 K)
  • 471. The Shockley-James paradox

    Classical interaction of a magnet and a point charge: the Shockley-James paradox. Understanding the recoil of the current loop. Calculating a magnet model consisting of interacting point charges which are constrained to move in a circular orbit.

    лабораторная работа (326,8 K)
  • 472. The solution of the cable equations by means of finite difference time domain method

    Analytical comparison of the accuracy of numerical solutions obtained by the FDTD method and the Godunov method in solving telegraph equations. The advantages of the design scheme based on the Godunov method in the analysis of dynamic modes in long lines.

    статья (108,6 K)
  • 473. The through simulation of devices on the basis of the structural linguistic method

    Design of multi-input devices of relay protection and automatics on the basis of the structural linguistic method. The development of the steady-state devices in the conditions of variety of input meaningful situations. Methods of improvement of CAD.

    статья (727,8 K)
  • 474. Theoretical investigations of the idealized model for the mushy region

    The theoretical analysis of the behaviour of the stream function, temperature, and local solid fraction for the model of ideal mushy layer. Estimates for the main characteristics of the process are found for the large values of the Rayleigh number.

    статья (526,8 K)
  • 475. Theory of the Scope Change Under Magnetic Field, Temperature and Stress

    General representation of the electromagnetic properties of solids. The effect of temperature and magnetic field on the amount of condensation the object. Comparison of theoretical and experimental data of electrical conductivity of the dielectric.

    статья (343,0 K)
  • 476. Theory of turbulence and modeling of turbulent transport in the atmosphere

    The model of a continuous transition from laminar to turbulent flow in the boundary layer. The theory of the spectral density of turbulent pulsations is developed. Continuous transition to turbulence. Spectral characteristics of turbulent flows.

    статья (250,3 K)
  • 477. Theory of turbulence and simulation of turbulent transport in the atmosphere

    Closed model of the turbulent boundary layer, obtained from the Navier-Stokes equations. Fundamental constants of near-wall turbulence, including the Karman constant. Determination of the accelerated and nonisothermal boundary layer over a rough surface.

    статья (406,7 K)
  • 478. Thermal neutron converter for irradiations with fission neutrons

    Calculation of the average neutron energy. The converter of thermal neutrons. The reactor core. Radiography and tomography tumor contour. Project progress MEDAPP. Irradiation of the cell cultures. Determination of biological efficacy of a new beam.

    статья (1,1 M)
  • 479. Thermodynamic efficiency of swirling effect: ways of enhancement

    A description of techniques for increasing the efficiency of a triple-flow pipe with finning used under particular conditions. Calculation of the cooled flow portion. Dependence of the heat performance coefficient on the proportion of the cooled flow.

    статья (455,2 K)
  • 480. Thermodynamical aspects of the introduction processes

    In the article, author defines the theoretical component of the introductory process from the point of view of the laws of thermodynamics. At the ecosystem level, plant groups with environmental conditions characteristic for each species were analyzed.

    статья (7,4 M)

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