Effective equations in quantum cosmology
A framework for effective equations of expectation values in quantum cosmology and pose for them the quantum Cauchy problem with tunneling wavefunctions. The eld-theoretical sector of inhomogeneous modes. The technique of manifest quantum reduction.
Подобные документы
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, добавлен 26.06.2016A 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 28.06.2013Review and analysis of physical and numerical modeling of the field emission energy conversion nanoscale systems. Study and characterization of the main features of the systems with a cathodes based on an array of carbon nanotubes or quantum dots.
статья, добавлен 30.07.2016The 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, добавлен 11.09.2012New 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.
статья, добавлен 11.09.2013The derivative expansion of the QED effective action as a divergent but Borel summable asymptotic series, for a particular inhomogeneous background magnetic eld. A non-Borel-summable perturbative series for a time dependent background electric eld.
статья, добавлен 09.09.2012Development of the Connection: Coulomb's Law, Ampere's Law with Displacement Current, Faraday's Law. Other Equations of Electromagnetism. Continuity Equation and transformation properties of the connection. The first Chern class and Lorentz Force.
статья, добавлен 11.09.2012Analysis of the solution of nonlinear equations for finding the extremum of functions. Extension of the domain of convergence from different initial approximations that do not satisfy the conditions for the convergence of the classical Newton method.
статья, добавлен 21.06.2018Maxwell’s equations with a glance of anisotropic vacuum. The approximation of the weak anisotropy in charges’ absence condition. Methods of analysis a dependence of a light’s speed on polarization. The material equations in case of the time tensor.
доклад, добавлен 02.07.2014Euler equations for 2D unsteady motion of a compressible medium when two components of the velocity vector, density and pressure, act as unknowns. Relations for simple algebraic combinations of unknowns, convenient for solving hydromechanical problems.
статья, добавлен 29.04.2019Electric field of radio frequency. Mathematical model of multiphase cylindrical apparatus for bulk materials treatment. Connected circular arc-shaped boundary on the basis of the field coupling problem of the theory of singular integral equations.
статья, добавлен 29.07.2016- 37. Optimal control of mutual impact of electric grids for the reduction of their electric energy losses
Mathematical models and algorithms of determination of power losses in an inhomogeneous electric networks caused of their interaction. A way to reduce these losses by means of linear regulators that are installed in the electric networks of low voltage.
статья, добавлен 29.06.2016 The problem of decomposition of the relativistic equations for two particles in powers of 1/c to higher orders. Salpeter equation-Breit for hermitian forms with interaction. Generating functions for the first iteration of the transformed hamiltonian.
статья, добавлен 13.10.2016The blackbody radiation problem within classical physics is reviewed. Discussion of Fundamental Constants. Analysis Maxwell’s equations. Linear and Nonlinear Oscillator Scatterers. Wien Displacement Law and the Mismatch with the Boltzmann Distribution.
статья, добавлен 11.09.2012Development of effective magnetic field sensors based on amorphous ferromagnetic microwires. Identification of factors affecting the reversal processes in the surface layer values magnetoimpedance wire. Features of the distribution of magnetization.
статья, добавлен 13.10.2016The non-relativistic particle tunneling and scattering through a spherical three-dimensional potential barrier (either rectangular, or Coulomb repulsion), containing a spherical potential rectangular well with a hard core inside, had been studied.
статья, добавлен 24.09.2013The 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, добавлен 25.03.2016The synergetic model of boundary friction - the system of equations for the stress, strain and temperature, describing the nontrivial behavior of the ultra thin lubricant film. The influence of shear modulus deformation defect on hysteresis phenomena.
статья, добавлен 30.07.2016An 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, добавлен 04.11.2018Calculation of equations for determination of the quadrupole spin fluctuations nuclear ellipsoid of inertia. Determination of mass, quasi-classical, hydrodynamic option for turning y-rigid, based on the measure of the energy of nuclei along y-axis.
статья, добавлен 11.11.2013Describing 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.
статья, добавлен 30.07.2016The 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 deterministic spherical motion of the ferromagnetic fine particle with frozen magnetic moment is considered. Using the equations of motion and the mode of torsional oscillation. The influence of the static field on the magnitude of the power loss.
статья, добавлен 30.07.2016Langevin, Fokker Planck equations are considered for stochastic spherical motion of the ferromagnetic fine particle with frozen magnetic moment in a viscous carrier. Special attention devotes to the correspondence between dissipative and diffusive terms.
статья, добавлен 30.07.2016Analyzed of the fundamental ideas of mathematical physics, which are accepted as the foundation in the attempt to solve the Navier-Stokes. Characteristic of the equations of dynamics of Hamilton. Completed the principal part of empirical physics.
статья, добавлен 30.03.2017