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multipole system

См. также в других словарях:

  • Multipole radiation — is a theoretical framework for the description of electromagnetic or gravitational radiation from time dependent distributions of distant sources. These tools are applied to physical phenomena which occur at a variety of length scales from… …   Wikipedia

  • Multipole moments — are the coefficients of a series expansion of a potential due to continuous or discrete sources (e.g., an electric charge distribution). A multipole moment usually involves powers (or inverse powers) of the distance to the origin, as well as some …   Wikipedia

  • Multipole expansion — A multipole expansion is a mathematical series representing a function that depends on angles usually the two angles on a sphere. These series are useful because they can often be truncated, meaning that only the first few terms need to be… …   Wikipedia

  • Multipole moment — In mathematics, especially as applied to physics, multipole moments are the coefficients of a series expansion of a potential due to continuous or discrete sources (e.g., an electric charge distribution). A multipole moment usually involves… …   Wikipedia

  • multipole — I. ˈməltə̇ˌpōl adjective Etymology: multi + pole, n. : multipolar multipole radiation field II. noun Etymology: International Scientific Vocabulary multi + pole : a system (as …   Useful english dictionary

  • Axial multipole moments — are a series expansionof the electric potential of acharge distribution localized close to the origin along one Cartesian axis, denoted here as the z axis. However, the axial multipole expansion can also be applied to any potential or field that… …   Wikipedia

  • Fast Multipole Method — The Fast Multipole Method (FMM) is a mathematical technique that was developed to speed up the calculation of long ranged forces in the n body problem. It does this by expanding the system Green s function using a multipole expansion, which… …   Wikipedia

  • Distributed multipole analysis — (DMA) is a compact and accurate way of describing the spatial distribution of electric charge within a molecule. The DMA method was devised by Prof. Anthony Stone of Cambridge University to describe the charge distribution of a molecule in terms… …   Wikipedia

  • Kerr metric — In general relativity, the Kerr metric (or Kerr vacuum) describes the geometry of spacetime around a rotating massive body. According to this metric, such rotating bodies should exhibit frame dragging, an unusual prediction of general relativity; …   Wikipedia

  • DC connector — A DC connector (or DC plug, for one common type of connector) is an electrical connector for supplying direct current (DC) power. Unlike domestic AC power plugs and sockets, DC connectors are not generally standardized. The dimensions and… …   Wikipedia

  • Computational electromagnetics — Computational electromagnetics, computational electrodynamics or electromagnetic modeling is the process of modeling the interaction of electromagnetic fields with physical objects and the environment. It typically involves using computationally… …   Wikipedia

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