free electron

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free electron

n
(General Physics) any electron that is not attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field
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Noun1.free electron - electron that is not attached to an atom or ion or molecule but is free to move under the influence of an electric field
electron, negatron - an elementary particle with negative charge
References in periodicals archive ?
Organization is in 18 chapters beginning with basic properties of crystals and proceeding through phonons and lattice vibrations, free and nearly free electron models, band-structure calculations, static and transport properties of solids, electron-electron interaction, dynamics of Bloch electrons, semiconductors, electronics, spintronics, diamagnetism and paramagnetism, magnetic ordering, superconductivity, heavy fermions, metallic nanoculsters, complex structures, and novel materials.