Fundamentals of Geophysics
Geophysical methods: seismic exploration, gravity, magnetic and electric prospecting. The inverse and the direct problem in geophysics. Permanent or electric parameters of the alternating electromagnetic field. Longitudinal and transverse waves.
Подобные документы
The analytical expression for the calculation of the relay mode frequency and power. Development of parameters of electric energy converters. The absence of the phase shift between voltage and current. Solution EMC problems. The reduction of power losses.
статья, добавлен 29.07.2016The 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, добавлен 04.03.2015Asymptotic formulas for stray fields of arbitrarily oriented magnetic and electric dipoles located on the axis of a translucent disk. Using the Kirchhoff approximation and the stationary phase method. Numerical solution of a singular integral equation.
статья, добавлен 05.11.2018The dependencies of energy flow density and energy density on wave vector for different magnitudes of external magnetic field are analyzed. The sign of the Poynting vector in each plasma region is investigated. The velocity of energy propagation is found.
статья, добавлен 27.07.2016Electric Induction Force in Railguns. The railgun accelerator. Derivation of Lorentz Force Law. The force exerted on a particle due to a potential energy. Weber Force Law and Amp`ere Force Law. Riemann Force Law. Newton’s law of action and reaction.
статья, добавлен 11.09.2012A numerical technique has been used slove the carrier transport equations for PbSnTe photodiode configurations. The model computes the spatial distribution of the electric field, electron concentrations and the generation-recombination of the mechanism.
статья, добавлен 28.06.2013The concept and characteristics of the electric current. Analysis of linear DC circuits. Applying Kirchhoff's in electrical engineering. The nodal equations for complex amplitudes. Representation of harmonic oscillations with the help of complex numbers.
методичка, добавлен 11.10.2014The propagation of electromagnetic waves in inhomogeneous isotropic lines in the presence of expofunctional influences. Differential equations like the wave equation relative to the unknown electromagnetic field intensities, criteria of solvability.
статья, добавлен 26.06.2016The features of surface waves motion and the analysis of methods for finding the timing and patterns of change in motion R-waves along the free surface. The calculate time - frequency performance under different formulas and compared with each other.
статья, добавлен 27.07.2016Electric current and its effect on the body. The types of effects that current levels can have on the body. The effect of current on the electric shock. An explanation of some of the most common effects of an electric shock. Consequences of shock.
статья, добавлен 20.02.2019Description and study of electrodynamic processes in simple metaldielectric waveguide. Determination of the structure of the electromagnetic field in the waveguide, parameters of the guide system of dispersion equations and parameters of their own waves.
статья, добавлен 24.06.2016Issues of scientific justification of electromagnetic compatibility assurance links, reliability theory and resources in the creation and operation of electrical complexes in electric power networks and systems. The increase in resource of electrical.
статья, добавлен 28.01.2020The acquaintance with the peculiarities of the spatial distribution of electromagnetic fields. The characteristic features of Electromechanical disintegrator. Consideration of methods of distribution of eddy currents in the working conductive camera EMD.
статья, добавлен 29.07.2016- 39. Modeling of electromagnetic processes in electrotechnical complexes for reducing residual stresses
The resulting electromagnetic field is the superposition of electromagnetic fields was found. It was determined the instantaneous electromagnetic force affects the non-ferromagnetic conductive disc and consequently the pressure force of the electrode.
статья, добавлен 30.10.2016 The latest research and development in China for magnetic field-enhanced vacuum arc deposition (MFE-VAD). The interaction between the magnetic field and cathode arc spot (and arc plasma). External magnetic field. The increasing of plasma density.
статья, добавлен 30.07.2016Establishment of a system of equations for quantum electrodynamics in which an electron, like any other charge, has an electric and a magnetic field. Description of the eigenvector fields using scalar and vector potentials satisfying the equations.
статья, добавлен 28.04.2017Characteristics of the principle of operation of dynamic model rocket thruster of electromagnetic type consisting of a source of electromagnetic waves of radio frequency and the conical resonator, which are excited by electromagnetic oscillations.
статья, добавлен 22.05.2017Use of composite materials Cu-Cr in electric contacts operating under DC low voltage loads of a small power. Сonclusions of possibility of the use of such material to control the arc to glow transformation for use in electric auxiliary switching devices.
статья, добавлен 08.02.2017Analysis of data on ultrasonic absorption in magnetic nanofluids. The explanation of the peaks of the absorption coefficient of ultrasound using the process of relaxation of the magnetic field to its equilibrium value in the model of magnetic fluid.
статья, добавлен 05.11.2018The study of ultra-broadband composite absorbers of electromagnetic waves. The level of absorption in a wide band of frequencies, a combination of mechanisms enhancing the loss of energy field. Harmonization of resistance and destructive interference.
статья, добавлен 13.10.2016The study of surface electromagnetic waves propagating along а boundary line. Methods of achieving efficient excitation of surface plasmon polaritons. Properties of quasi-particles and photons interacting with elementary excitations of environment.
статья, добавлен 30.07.2016The problem of synthesis for an infinite circular impedance cylinder is investigated. The law of impedance distribution must provide, with higher speed, the electromagnetic field attenuation along the structure, as compared with an conducting cylinder.
статья, добавлен 04.11.2018History 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, добавлен 20.02.2019The problem of coupled electron-nuclear oscillations in ferromagnets of spheroidal shape with the frequencies in the vicinity of ferromagnetic and nuclear magnetic resonance. The amplification factor of magnetic field acting to the nuclear subsystem.
статья, добавлен 10.08.2020Atomic-molecular structure is unified for matter, the gravitational and electromagnetic fields must have a single structure, which differs in quantitative characteristics . The electromagnetic field differs from the gravitational field only by frequency.
статья, добавлен 17.03.2022