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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Физика и энергетика
  • 181. Longitudinal Force on a Moving Potential

    A formal result of the longitudinal force acting on a moving potential. The equivalence between the adiabatic perturbation theory and the kinetic theory for the longitudinal force in the dilute gas limit. The longitudinal force. Long-ranged potentials.

    статья (89,3 K)
  • 182. Lorentz transformations in mathematical physics

    The use of Lorentz transformations in solving some problems of mathematical physics. The solution to the string oscillation equation, which is a special case of the wave equation. Consideration of the effect of relativistic compression of the spectrum.

    статья (91,4 K)
  • 183. Low altitude refraction correction

    The most practical table for use with low altitude observations. The speed of light. The absolute index of refraction of a substance. The computing astronomical refraction. F corrective factor for variation in air density. Refrection correction table.

    статья (647,2 K)
  • 184. Magnetooptical Properties of Film Systems Based on Ferromagnetic Materials

    The results of experimental studies of the magnetooptical Kerr effect of thin-film systems based on Niand V. Dimensional and temperature dependencies of the Kerr effect are shown, as well change of MOKE-loop shape at different annealing temperatures.

    статья (631,2 K)
  • 185. Mathematical model of nanostructured processing based on parts of nonlinear dissipative oscillator

    Model of nanostructured finishing and improving surface treatment of machine parts based on nonlinear dissipative oscillator, allowing to define the bifurcation parameters of frictional force and speed of loading of the material of the surface layer.

    статья (280,1 K)
  • 186. Mathematical modeling of the processes in the geothermal circulation system with hot water injection into an oil-saturated reservoir

    Mathematical modeling as an effective tool for solving very complex tasks of estimating heat reserves, choosing rational exploration schemes. Principles of design and optimization of geothermal field development systems and use in this modeling process.

    статья (310,6 K)
  • 187. Mathematical simulation of electromagnetic wave propagation in inhomogeneous lines

    The 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 (203,1 K)
  • 188. Maxwell Duality, Lorentz Invariance, and Topological Phase

    The Maxwell electromagnetic duality relations the Aharonov-Bohm, Aharonov-Casher, and He-McKellar-Wilkens topological phases, which allow a unified description of all three phenomena. Two experimental schemes for measuring the He-McKellar-Wilkens phase.

    статья (115,6 K)
  • 189. Mean-field approximation for finite nuclei and nuclear matter

    A study of the incidence set the value of Skyrmeparameters. Characteristic of the radii of the valence neutrons orbits in the mode energy of multiple cores. How to limit values Skyrme parameters. Sketch of the contemporary state of nuclear matter.

    статья (291,2 K)
  • 190. Measurement of plastic strain of polycrystalline material by electron backscatter diffraction

    Quantification of plastic strain by crystal orientation. Crystal orientation distribution and calculation of crystal deformation. Influence of the EBSD system. Relation with plastic strain. Misorientations from central orientation in each grain.

    статья (672,3 K)
  • 191. Measurement of the geomagnetic field in the ionosphere using radar methods

    The 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 (573,6 K)
  • 192. Methodological approach and treatment algorithms for pal data of nanomaterials using computer-based systems

    Development of a modified computerized system for experimental study of adsorption-desorption processes and defects in ceramics. Using the mathematical data processing positron annihilation spectroscopy. Learning speed capture of positrons by defects.

    статья (671,1 K)
  • 193. Metodics of calculate of a scalar approximation the distribution of a gluon condensate in a glueball

    The determination of condensates as one of the problems in a nonperturbative quantum chromodynamics. Glueball - the nonlinear properties of gluons create the possibility of a color-neutral state. The physical significance of effective Lagrangian.

    статья (789,1 K)
  • 194. Microwave electronics based on electron beam transverse waves using (state-of-the-art and perspective. Russian experience)

    In 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 (830,8 K)
  • 195. Model-independent description of the light nucleus-nucleus elastic scattering at intermediate energies

    Propose a new approach, based on the evolutionary algorithm, which enables to extract a scattering matrix S. Consideration of the model-independent definition scattering matrix. Study the basic aspects of the independence of the final S-matrix forms.

    статья (318,0 K)
  • 196. Modeling and validation of loose coupler by using DGS in branch line coupler

    Used branch-line coupler with rectangular ring headed dumbbell shape DGS. Requirement of the high impedance line section. Implemented the high impedance line section. Used of the DGS section to control the characteristic impedance of microstrip line.

    автореферат (749,4 K)
  • 197. Models aggregation in electronic devices computer-aided systems

    Mathematical description of aggregated models. The essence of the concept of estimating electronic circuits. The list of principles of computer-aided design of semiconductor electronics. Influence of the aggregation problem on parametric synthesis.

    статья (396,0 K)
  • 198. Modern Circuit Breaker Protection and Control

    Breaker protection and control architecture. Modern microprocessor-based relay protection and automation devices. Notion of intelligent electronic devices. Advanced breaker protection and control diagnostic. Blocking functions in breaker protection.

    статья (265,4 K)
  • 199. Modifications of the Lorentz Force Law Complying with Galilean Transformations and the Local-Ether Propagation Model

    Model of the electromagnetic force. Lorentz Force Law in Potentials. Augmented Potentials, Electromagnetic Force Law. Augmented Potentials under Neutralization. Force Law under Low-Speed Condition. Sagnac Effect and Galilean Relativity. Extra Force Terms.

    статья (122,8 K)
  • 200. Monitoring of natural radioactivity in manganese ore

    The assessment of radiological hazard to the workers involved in manganese mining, industrial applications in Egypt. The natural radionuclides contents of manganese have been determined by low background spectroscopy using hyper-pure germanium detector.

    статья (332,6 K)
  • 201. Monte Carlo evaluation of the radiation shielding efficiency of laminated composites under electron and photon irradiation

    Features of electronic radiation by using the Monte Carlo method in terms of the asymmetry of the protective values of bimetallic dual layer system. The calculation of the dose over protective structure, its application for weight and size protection.

    статья (607,0 K)
  • 202. Multigradient of fields in the array of rotor screwing electromechanical converte

    Familiarity with the distribution characteristics of eddy currents in a hollow perforated rotor polyfunctional Electromechanical transducer. General characteristics of laws of spatial distribution of current density in a hollow perforated rotor.

    статья (428,0 K)
  • 203. Multilevel converters for microwelding based on m-ary system

    Multilevel converter constructing and functioning principles. Method of current forming for contact microwelding equipment allows significant decreasing of cells and switches quantity, increasing of energy efficiency with high quality of welded joint.

    статья (300,2 K)
  • 204. New approach to the thermal-to-electrical energy conversion problem on a basis of the thermal field emission phenomenon

    Analysis 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 (682,5 K)
  • 205. New proofs in modern gravitation theory

    Mechanism of the Earth magnetic field. Role of gravity in the evolution of planet and the formation of continents margins. Influence of gravity anomalies on seismic events, weather conditions and tsunami origin. Gravitational vehicle of volcanos.

    учебное пособие (1,3 M)
  • 206. Non-markovian nuclear dynamics

    Equations of motion for nuclear shape variables which establish a direct connection of the memory effects with the dynamic distortion of the Fermi surface. Applying the non-Markovian dynamics to the description of the nuclear giant multipole resonances.

    статья (367,5 K)
  • 207. Nuclei shells and periodic trends. Part 2

    Characteristic of the periodic law in the original formulation of Mendeleev. Study of the theory of nuclear interactions. Computation of the binding energy of nucleons. Analysis of parameters describing periodic trends in the formation of nuclear shells.

    статья (397,4 K)
  • 208. Numerical analysis of waveguides and waveguide elements in EBG structures

    An efficient technique for analysis of waveguides, resonators and waveguide discontinuities in electromagnetic bandgap structures. Waveguides and resonators formed by elements removed from EBG array are considered. The first step is a solution of problem.

    статья (1,9 M)
  • 209. Numerical integration of the equations of the theory of creep, which takes into account the microstrains

    The effectiveness of the solution algorithms, integration of Euler’s method. Substantial foundations of the theory of creep. Requirements for a number of material constants that describe the experiment. Foundations of hypotheses of the microstrains.

    статья (627,2 K)
  • 210. Observations of the Marinov Motor

    Schematic of one simple form of Marinov motor. Torque Formulas. Analysis for Arbitrary Magnet Cross Section Shapes. Torsion Balance Measurement of Torque. Schematic of torsion balance used in presentlyreported torque measurements. A balance calibration.

    статья (199,5 K)

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