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
Metrological examination of a technique of performance of measurements is understood as the analysis and an assessment of a choice of methods and measuring instruments. Operations and rules of carrying out measurements and processing of their results.
статья, добавлен 02.09.2016Mathematical 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, добавлен 09.08.2022Hardening of machine parts by means of deformation waves generated by the system impact of the waveguide. The main conditions for the effective use of impact energy to elastic-plastic deformation of the material and create a hardened surface layer.
статья, добавлен 13.10.2016A new hydrodynamic theory. The structure formation in deformed materials. Self-consistent non-local formulation of the boundary-value problem for a high-strain-rate process. A penetration for a flat rigid plate into a viscous elastic medium.
статья, добавлен 28.10.2018- 80. The viscosity temperature dependence in the boundary friction model under a periodic external action
Investigation the tribological system behavior with help of the thermodynamic model, which takes into consideration the dependence of the effective polymeric lubricant viscosity on the temperature and velocity gradient within phase transition model.
статья, добавлен 30.07.2016 Laser as a distinctive type of optical light with special characteristics that combine wavelength, direction and similarity. The use of the laser as the most effective type of physical effect in medicine, especially in the treatment of skin lesions.
статья, добавлен 12.06.2018Dielectric loss, which characterizes the conversion of electrical energy into thermal energy as electrical properties of dielectrics. Loss mechanisms and their contribution to the conductivity of the dielectric materials of ultra-high frequencies.
статья, добавлен 26.06.2016To 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, добавлен 30.10.2016Semiclassical approach based on the Vlasov equation for finite systems with moving surface. Study isovector dipole excitations heated spherical nuclei with neutron excess. Collision integral in the approximation of the effective relaxation time.
статья, добавлен 18.11.2013Study of effective ground fault detection. Analysis of single phase ground faults in mine cables and ways of their identification. Analysis of method based on measurements of variation of the fault resistance value and associated electromagnetic noise.
статья, добавлен 08.02.2017Оperating qualities of pin laminate of Cu - Mo used in low-voltage contactors outdoors. Performance of contactors with silver based contacts. Development of recommendations on effective application of such material to replace silver based compositions.
статья, добавлен 08.02.2017Study of the stages of the formation of the energy sector of Ukraine and its transformation in the conditions of military operations. Analysis of the readiness of the energy industry for the introduction of renewable energy sources and green technologies.
статья, добавлен 15.09.2024Features of Russian-Vietnamese energy cooperation. An abundance of energy resources as a central element in the development of the energy sector. Communist allies as the only international source of support for the Democratic Republic of Vietnam.
статья, добавлен 16.04.2021The development of information technology ensures the emergence of new concepts in the energy sector which will make it possible in the future to reduce the costs of production, consumption and redistribution of energy resources between economic agents.
статья, добавлен 27.04.2021The simulation of microscopic optical potential based on calculations of the one-particle Green function mass operator using the effective Skyrme nucleon-nucleon forces has been applied for analyzing powers of the elastic nucleon-nucleus scattering.
статья, добавлен 19.09.2013The study identified energy sources and their alternatives in Jordan in order to get an adequate idea of what is available in this country from the energy sector. Analysis of existing energy sources. Improvement of the energy situation in the country.
статья, добавлен 10.06.2023Electronic spectra in functionalizing semiconducting carbon nanotube. The soft degrees of freedom in the molecular system: radial deformation, misfit dislocations, and conformation. Conditions of localization or tunneling for holes and electrons.
статья, добавлен 02.04.2014Propagation of radio waves in an inhomogeneous atmosphere. Consideration of the principles of field strength attenuation and classification of the main models of radio routes. Attenuation of radio waves in conditions of dense development in megacities.
статья, добавлен 23.10.2020The movement is heterogeneous asymmetric particles in a viscous medium under the influence of a potential field. Uncertainties of the spatial distribution of such particles at the cellular level distribution of organelles and macromolecular level.
статья, добавлен 30.01.2016The force on a macroscopic polarizable body in an inhomogeneous electromagnetic field is calculated for simple exactly solvable situations. Different approaches pinpoint possible pitfalls and resolve recent confusion about a force density in ferrofluids.
статья, добавлен 11.09.2012Properties 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, добавлен 06.11.2013Neutron activation analysis using the Second Egyptian Research Reactor. A sample of normal person to estimate the concentration values of Sodium, Aluminium, Potassium, Manganese, Magnesium, Bromine, Chlorine. The pneumatic irradiation rabbit system.
статья, добавлен 11.09.2013The 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 29.07.2016A five-phase inverter control algorithm in the over-modulation zone, which provides a transition from a linear modulation zone to a ten-step phase voltage. The results of the simulation of basic modes of operation in the zone of higher output frequencies.
статья, добавлен 02.02.2019The Experimental data on persistent negative photoconductivity phenomena in semiconductors. The resistivity reduction is associated with a slight excess of Ga concentration, disturbing the Fermi level pinning within the energy gap of n-PbTe(Ga).
статья, добавлен 28.06.2013