Experimental Study of Negative Photoconductivity in n-PbTe(Ga) Epitaxial Films
The 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).
Подобные документы
Characterization of the advantages of applying passive energy saving in design solutions for the construction of an energy-efficient university library (low initial investment and maintenance costs). Recommendations for building a sustainable library.
статья, добавлен 30.09.2021- 102. Quantum Cryptography
Optical amplification, quantum non demolition measurements and optimal quantum cloning. Photon pairs generated by parametric down conversion. Random number generators. Experimental cryptography with Faint laser pulses. Multi-users implementations.
книга, добавлен 08.03.2014 Geothermal home heating in Europe and America. Designing a productive heating system in a country house, its efficiency. Traditional methods of heating the premises, their negative impact on the environment; carbon dioxide emissions into the atmosphere.
статья, добавлен 10.03.2019The 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 27.07.2016Methodology and milestones defined density measurement of liquids, as well as the definition of its other parameters: isothermal compressibility, isobaric thermal expansion and pressure. Conformity assessment of the experimental density regulations.
статья, добавлен 08.04.2014- 106. Problems of protection during the massive penetration of renewable energy sources in power systems
Among the various sources of alternative energy, wind and solar are two prominent and promising alternatives for future electricity needs. These sources are integrated into distribution networks for local consumers. Adaptive retransmission schemes.
статья, добавлен 28.12.2020 The problem of the inverse conversion of powerful microwave energy into direct current energy is considered. The CWC type [4,5] is discussed, in which two microwave cavities are used, having uniform and fourfold electric fields in the interaction gaps.
статья, добавлен 04.11.2018The problem of gauge transformation of the electromagnetic potentials in classical electrodynamics (CED). Experimental vidence by Nikola Tesla: longitudinal vacuum waves, electrodynamic forces, appled power from static charge and scalar field in CED.
статья, добавлен 11.09.2012A Generators of the Poincare Group for Electromagnetism. Derivation of the Center-of-Energy Law. Conservation Laws in the Presence of External Forces on Particles. Quasi-static Changes for Stationary Systems. Single Point Mass. Parallel Plate Capacitor.
статья, добавлен 11.09.2012Traditional energy in power systems, agriculture is not a sector with great investment potential. Intensive development of information technologies, smart grids, control theory and operations research. The base of upgrading of the rural power industry.
статья, добавлен 19.02.2019Transformation of approaches to the use of energy sources and transition to renewable energy sources. Description of wind power potential in the water area of the Sivash Bay of the Kherson region, assessment of the environmental impact of the structure.
статья, добавлен 10.10.2022Checking the accuracy of an experimental technique suggested earlier for determining piezooptic coefficients. It is based on inducing a predefined 2D distribution of mechanical stresses in a transparent material disk compressed along its diameter.
статья, добавлен 29.01.2016Hybrid Systems Definition. Characteristics of Distributed Energy Resources. Focus of a new Hybrid Systems Initiative. Hybrid Systems Premise. Value Propositions. Value Proposition - Enhanced Reliability. Evaluating an OPT Hybrids Program. THE SunDish.
презентация, добавлен 17.10.2014To investigate the experiences and results of the world countries in using solar energy and to make a comporative analysis. The compares the history, methods and innovations of the use of solar energy in Azerbaijan and other countries of the world.
статья, добавлен 08.03.2023The longitudinal direction remains after removal of the known correlation-inducing effects such as elliptic flow and ordinary jet correlations. The analysis of the evolution of the energy density in the system with high density tube-like fluctuations.
статья, добавлен 11.09.2013Particularly testing for the existence of the Aharonov-Bohm effect with electronics holography. A cross-sectional diagrams of an electron microscope with cooling apparatus. Consideration of the value of the electromagnetic potentials in quantum mechanics.
статья, добавлен 11.09.2012The three-body reactions from interaction alpha-particle with energy 67 MeV and tritium were investigated in kinemanically-complete experiment. The excitation energies and energy widths of some unbound levels of nuclei 5Не and 6Li were determined using.
статья, добавлен 08.10.2013- 118. Kinematic physics
Motion along a straight line. The displacement of a particle is a vector quantity. The magnitude of the force. Kinetic energy and work. Potential energy and conservation of energy. Center of mass and linear momentum. Rolling, torque and angular momentum.
тест, добавлен 03.04.2012 - 119. 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 Deposition of CuPc under the electric field and without it. The influence of the field on morphological properties. Quantum-chemical modeling and growth mechanisms. The electrical characteristics of the amorphous and crystalline structure of the films.
статья, добавлен 30.07.2016Solar and water power. Nuclear power plants. Appropriate regions for alternative energy. Environmental problems that may have a terrible influence on the future of the world. Greenhouse effect is the emissions of different gases in the process of firing.
презентация, добавлен 21.06.2015Investigation of physical-energy States, reactions and excitation spectra in deformed heavy nuclear systems, magnetic spectrograph. Modeling schemes States actinide nuclei fissility. Calculation of inertia parameters of energy in the examined groups.
статья, добавлен 11.11.2013Energy 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, добавлен 10.05.2018Attempts to prove the superiority of amperian action-at-a-distane electrodynamics. Explanation of MKS units. Asserion of the Ampere, the Biot–Savart and Lorentz force laws, difference between them. Discussing of the experimental results of the Amperians.
статья, добавлен 11.09.2012The 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, добавлен 30.07.2016