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коллекция "revolution"
Главная Коллекция "Revolution" Физика и энергетика
  • 151. Fields excited and providing a uniform focusing of short relativistic electron bunches in plasma

    Exited fields which provide relativistic electron bunches in plasma. The purpose of this paper is to show by simulation that one can derive and achieve conditions of identical and uniform focusing of sequence of short relativistic electron bunches.

    статья (771,8 K)
  • 152. Finite dimensional four spectra inverse problem

    Finding necessary conditions for finite sequences of positive numbers to of spectra of the Dirichlet-Dirichlet, Dirichlet-Neumann, Neumann-Dirichlet and Neumann-Neumann boundary value problems generated by Stieltjes string recurrence relations.

    статья (332,7 K)
  • 153. Fluctuations in initial energy density distributions in a + a collisions

    The 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 (1,7 M)
  • 154. Formation features of thin bilayer objects "Conductor-dielectric" obtained by screen printing method

    Rheologycal viscosity analysis as one of the features of initial three-component solutions and dielectric pastes. Determination of conductive layer thickness that changing due to plasticizer dibutyl phthalate content in dielectric paste composition.

    статья (515,8 K)
  • 155. Formation of Intrinsic Defects in the Growth of CdS Nanocrystals

    Luminescent properties of nanocrystals of cadmium sulfide. Evaluation of the effectiveness of the synthesis method the Sol-gel. Consideration of possible defects in the lattice of nanoparticles with an ordered structure and the clearly defined cut.

    статья (378,1 K)
  • 156. Formation of Pt Сone-shaped Nanostructures by Laser Synthesis

    The present work is dedicated to the development of formation method for Pt cone-shaped surface nanostructures on silicon layer. By the deposition of Pt nanostructures on solid layers, the cone-shaped surface nanostructures of Pt can be obtained.

    статья (392,9 K)
  • 157. Freeze-out properties of hot nuclear matter created in heavy ion collisions

    The properties of the nucleus fragments, subject to its extreme temperature and density. The way the study of processes occurring in neutron stars and nuclei, during collisions of heavy ions. Value of temperature to compensate the effect of energy.

    статья (290,9 K)
  • 158. Functionalized semiconducting carbon nanotubes: three models for carrier spectra

    Electronic 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 (210,4 K)
  • 159. Fusion of deformed nuclei

    The study forms the colliding nuclei. Defining the role of quadratic terms in the quadrupole deformations on the fusion cross section around the barrier induced deformed nuclei. The approach for determining the parameters of the nuclear potential.

    статья (302,5 K)
  • 160. Geoinformational support of wind power development at the local level

    Method to predict potential energy generation to local areas. results of its testing on the territory of Kharkiv region. The use of energy output simulation for wind turbines accommodation options with consideration of environmental and resource factors.

    статья (397,6 K)
  • 161. Gravitational waves and quantum theory

    The formulation of a metric model that satisfies the requirements of quantum theory. Description of gravitational waves by the Liouville equation. Proof of the Schrodinger conjecture on the connection between the wave function and gravitational waves.

    статья (564,2 K)
  • 162. Group classification of the linear stochastic differential ito equation

    The task on the classification of the linear stochastic differential Ito equation of a given type which changes due to the parameters appearing in this equation. The study is a table full of group classification of the equations. Lie operation algebra.

    статья (248,8 K)
  • 163. Hadrons metrics simulation on the yang-mills equations

    The consider the Yang-Mills theory in connection with the Einstein and Maxwell equations. The model of a metric satisfying the basic requirements of particle physics and cosmology is proposed. The basic equations of the model of the cosmological scale.

    статья (528,4 K)
  • 164. Hardening of structural steel by pulsed plasma treatment

    Results changes in the structure of materials at pulsed plasma processing on the accelerator. Changes in physico-mechanical properties because the structure and phase transformations in a material when the difference of parameters of the plasma exposure.

    статья (312,4 K)
  • 165. High pressure – high temperature treatment to create oxygen nano-clusters and defects in single crystalline silicon

    Nano–clusters and their defects. High temperature and high pressure treatment. Photoluminescence and related structure - sensitive methods of processing. Effect of enhanced hydrostatic pressure on oxygen clustering in as-grown Czochralski silicon (Cz-Si).

    статья (45,2 K)
  • 166. High resolution capability of adaptive antenna arrays for communication systems

    We investigate comparison methods of different geometric configurations of adaptive antenna arrays for communications on purpose to estimate directions-of-arrival of several external signals. The investigated antenna configurations have four elements.

    статья (232,0 K)
  • 167. How Do We Know Earth Rotates

    The main proof of Earth's rotation in the system of Copernicus from the point of view of physics scientists Hooke and Newton. Tests conducted by scientists for several centuries. The first dynamic proof of the rotation of the Earth Foucault scholar.

    доклад (11,4 K)
  • 168. Hybrid micropixel detector at the focal plane of the mass-spectrometer

    Testing TimePix micropixel chip as a detector of low energy ions in a focal plane of the laser mass-spectrometer. A unity of pixels over ion mass. Creating "electronic focal plane" of a mass-spectrometer with obvious advantages of real time devices.

    статья (505,1 K)
  • 169. Hybrid Renewable Energy Systems

    Hybrid 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 (700,3 K)
  • 170. Hyperbolic Manning-Rosen potential under spin and pseudospin symmetries of the Dirac equation with Coulomb-Hulth’en-like tensor interactions

    The description of the Dirac equation with the hyperbolic potential, Manning-Rosen, which includes the combined tensor interaction type Coulomb-Hulth’en. Peculiarities of numerical calculations to demonstrate the effect of the tensor interaction.

    статья (911,1 K)
  • 171. Hешение задач по альтернативным источникам энергии

    Расчет наименьшей допустимой высоты башни ветроэнергетической установки и определение скорости ветра и мощности установки. Определение расхода геотермальной воды из скважины. Расчет суточной выхода биогаза из реактора и количества тепла при сжигании.

    контрольная работа (119,9 K)
  • 172. Identification of maximum inaccuracyof toolmakers microscope

    Description of examined toolmakers microscope. Printed circuits boards’inspection via using of microscope. Calibration of optical toolmakers microscope, calibration ruler and MultiScale Micrometer for Microscope. Basic parts of Toolmakers microscope.

    статья (7,4 M)
  • 173. III Научная революция. Возникновение и развитие квантовой физики

    Изучение процессов излучения тел. Формулировка гипотезы квантов энергии. Теория атома Н. Бора, принцип соответствия. Создание нерелятивистской квантовой механики. Методологические установки неклассической физики. Причина корпускулярно-волнового дуализма.

    реферат (18,1 K)
  • 174. Image forces in physics and chemistry of surfaces: certain fundamental aspects

    Analyze the occurrence and role of image forces in physics and chemistry of surfaces. It is shown that a prima facie simple concept of classical electrostatics has a very complicated background of diverse many-body phenomena. Focusing on dynamic effects.

    статья (285,7 K)
  • 175. Impact of efficient use of frequency converters on reducing industrial energy consumption

    A technological overview and examination of the types of frequency converters and their applications in various industries. Ways of improvements in power electronics, control algorithms, and materials, innovations in enhancing energy efficiency.

    статья (55,0 K)
  • 176. Impedance of Photosensitive Nanocrystalline PbTe(In) Films

    The temperature and frequency dependences of the impedance components of PbTe(In) nanocrystalline lms within the frequency range of 20 Hz–1 MHz in the temperature interval of 4.2–300 K in darkness and under illumination. The lms on a glass substrate.

    статья (299,2 K)
  • 177. Improvement of the structural properties of semiconductors and a positive impact on the environment when using optimized planarization methods

    Alignment of the wafer surface, allowing to achieve a high degree of homogeneity of the electrophysical characteristics of semiconductors. Efficiency of using nanometer-sized abrasive particles and a modified composition of the polishing suspension.

    статья (1,6 M)
  • 178. Improvement of Transients’ Parameters Evaluation Algorithms for Relay Protection and Automation with Use of Modern Methods of Digital Signal Processing

    Transients in electrical power systems, short-time Fourier transform, wavelet transform, complex wavelets, wave spectrum, scalogram, frequency evaluation, phases and amplitudes of sinusoidal oscillations, evaluation accuracy and processing time.

    статья (547,8 K)
  • 179. Influence of electrostatic field on low-temperature plasma of the candle

    Practical study of the general nature of the effect of an electrostatic field on a low-temperature plasma. The Tesla Converter and generator as sources of the electrostatic field in the experiment. Extinguishing the flame using an electrostatic field.

    статья (184,5 K)
  • 180. Influence of light scattering by 3D-irregularities on the characteristics of the integrated optical devices using for optical signal processing

    Analys and discus an influence of 3D waveguide's scattering on characteristics of the integrated optical devices. Attenuation in optical waveguides, threshold-pumping power for thin-film dye lasers, dynamic range of integrated optical spectrum analyzer.

    статья (163,2 K)

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