electric quadrupole

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• electric quadrupole — elektrinis kvadrupolis statusas T sritis fizika atitikmenys: angl. electric quadrupole vok. elektrischer Quadrupol, m rus. электрический квадруполь, m pranc. quadripôle électrique, m …   Fizikos terminų žodynas

• electric quadrupole moment — elektrinis kvadrupolinis momentas statusas T sritis fizika atitikmenys: angl. electric quadrupole moment vok. elektrisches Quadrupolmoment, n rus. электрический квадрупольный момент, m pranc. moment du quadripôle électrique, m; moment électro… …   Fizikos terminų žodynas

• electric quadrupole radiation — elektrinis kvadrupolinis spinduliavimas statusas T sritis fizika atitikmenys: angl. electric quadrupole radiation vok. elektrische Quadrupolstrahlung, f rus. квадрупольное электрическое излучение, n; электрическое квадрупольное излучение, n pranc …   Fizikos terminų žodynas

• Quadrupole — A quadrupole or quadrapole is one of a sequence of configurations of for example electric charge or current, or gravitational mass that can exist in ideal form, but it is usually just part of a multipole expansion of a more complex structure… …   Wikipedia

• Quadrupole ion trap — Scheme of a Quadrupole ion trap of classical setup with a particle of positive charge (dark red), surrounded by a cloud of similarly charged particles (light red). The electric field E (blue) is generated by a quadrupole of endcaps (a, positive)… …   Wikipedia

• Quadrupole magnet — Quadrupole magnets consist of groups of four magnets laid out so that in the multipole expansion of the field the dipole terms cancel and where the lowest significant terms in the field equations are quadrupole. Quadrupole magnets are useful as… …   Wikipedia

• Quadrupole mass analyzer — The quadrupole mass analyzer is one type of mass analyzer used in mass spectrometry. As the name implies, it consists of 4 circular rods, set perfectly parallel to each other.cite book|last=de Hoffmann|first=Edmond|coauthors=Vincent… …   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

• quadrupole — noun a) a distribution of either electric charge or magnetization equivalent to two dipoles that point in opposite directions b) a magnet with two north poles and two south poles, used to focus a beam of particles …   Wiktionary

• Nuclear quadrupole resonance — NQR redirects here. For the Tufts University tradition, see Naked Quad Run. Nuclear quadrupole resonance spectroscopy or NQR is a chemical analysis technique related to nuclear magnetic resonance (NMR).[1] Principle In NMR, nuclei with spin ≥ 1/2 …   Wikipedia

• 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