electrical potential gradient

electrical potential gradient
напряженность электрического поля: градиент электрического потенциала

Англо-русский словарь по ядерным испытаниям и горному делу. 2013.

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  • Electrical conduction — is the movement of electrically charged particles through a transmission medium (electrical conductor). The movement of charge constitutes an electric current. The charge transport may result as a response to an electric field, or as a result of… …   Wikipedia

  • Potential energy — This article is about a form of energy in physics. For the statistical method, see Potential energy statistics. Classical mechanics Newton s Second Law …   Wikipedia

  • Membrane potential — Differences in concentration of ions on opposite sides of a cellular membrane lead to a voltage called the membrane potential. Many ions have a concentration gradient across the membrane, including potassium (K+), which is at a high inside and a… …   Wikipedia

  • Electrochemical gradient — An electrochemical gradient is a spatial variation of both electrical potential and chemical concentration across a membrane; that is, a combination of the membrane potential (delta psi) and the pH gradient (delta pH). Both components are often… …   Wikipedia

  • Chemical potential — Chemical potential, symbolized by μ, is a measure first described by the American engineer, chemist and mathematical physicist Josiah Willard Gibbs. It is the potential that a substance has to produce in order to alter a system.[1] In broadest… …   Wikipedia

  • Earth potential rise — In electrical engineering, Earth Potential Rise (EPR) also called Ground Potential Rise (GPR) occurs when a large current flows to earth through an earth grid impedance. The potential relative to a distant point on the Earth is highest at the… …   Wikipedia

  • Step potential — The Schrödinger equation for a one dimensional step potential is a model system in quantum mechanics and scattering theory. The problem consists of solving the time independent Schrödinger equation for a particle with a step like potential in one …   Wikipedia

  • Electrochemical potential — In electrochemistry, the electrochemical potential, ar{mu}, sometimes confusingly abbreviated to ECP, is a thermodynamic measure that combines the concepts of energy stored in the form of chemical potential and electrostatics. It is important in …   Wikipedia

  • Electromagnetic four-potential — The electromagnetic four potential is a covariant four vector defined in volt middot;seconds/meter (and in maxwell/centimeter in parentheses) as:A {alpha} = left( frac{phi}{c}, vec A ight) qquad left(A {alpha} = ( phi, vec A) ight)in which phi is …   Wikipedia

  • Electric field gradient — Mathematically, the electric field gradient (EFG) is the hessian matrix (the matrix of the second derivatives) of the electrical potential V: :V {ij} = frac{partial^2 V}{partial x i partial x j}It is an important structural property of a… …   Wikipedia

  • electrochemical gradient — the difference in ion concentration and electrical potential from one point to another, so that ions tend to move passively along it …   Medical dictionary

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