quantum theory of paramagnetism

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• Magnetism — This article is about magnetic materials. For information about objects and devices that produce a magnetic field, see magnet. For fields that magnets and currents produce, see magnetic field. For other uses, see magnetism (disambiguation).… …   Wikipedia

• Ferromagnetism — Not to be confused with Ferrimagnetism; for an overview see Magnetism A magnet made of alnico, an iron alloy. Ferromagnetism is the physical theory which explains how materials become magnets. Ferromagnetism is the basic mechanism by which… …   Wikipedia

• magnetism — /mag ni tiz euhm/, n. 1. the properties of attraction possessed by magnets; the molecular properties common to magnets. 2. the agency producing magnetic phenomena. 3. the science dealing with magnetic phenomena. 4. strong attractive power or… …   Universalium

• Diamagnetism — Levitating pyrolytic carbon Diamagnetism is the property of an object which causes it to create a magnetic field in opposition to an externally applied magnetic field, thus causing a repulsive effect. Specifically, an external magnetic field… …   Wikipedia

• atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …   Universalium

• Chemical bond — A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges, either between electrons and… …   Wikipedia

• Landau, Lev Davidovich — ▪ Russian physicist born Jan. 9 [Jan. 22, New Style], 1908, Baku, Russian Empire (now Azerbaijan) died April 1, 1968, Moscow, Russia, U.S.S.R.  Soviet theoretical physicist, one of the founders of the quantum theory of condensed matter whose… …   Universalium

• Electromagnetism — Electricity · …   Wikipedia

• Electron configuration — Electron atomic and molecular orbitals Simp …   Wikipedia

• Van Vleck , John Hasbrouck — (1899–1980) American physicist Van Vleck was born at Middletown, Connecticut, and educated at the University of Wisconsin, where he graduated in 1920. Moving to Harvard University he gained his master s degree (1921) and his doctorate (1922) and… …   Scientists

• spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium