magnon wave

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• Magnon — There is a place named Magnon in Gabon. A magnon is a collective excitation of the electrons spin structure in a crystal lattice. In contrast, a phonon is a collective excitation of the crystal lattice atoms or ions. In the equivalent wave… …   Wikipedia

• magnon — ▪ physics       small quantity of energy corresponding to a specific decrease in magnetic (magnet) strength that travels as a unit through a magnetic substance.       In a magnetic substance, such as iron, each atom acts as a small individual… …   Universalium

• Magnon — Illustration eines ferromagnetischen Magnons. Als Magnon bzw. Magnon Quasiteilchen bezeichnet man den elementaren Anregungszustand einer magnetischen Spinwelle in Festkörpern. Voraussetzung dafür ist das Vorhandensein einer magnetischen Ordnung,… …   Deutsch Wikipedia

• magnon — noun a quantum of a spin wave …   Wiktionary

• magnon — ˈmagˌnän noun ( s) Etymology: magnetic (I) + on (II) : spin wave herein …   Useful english dictionary

• Cro-Magnon — For other uses, see Cro Magnon (disambiguation). The original Old man of Crô Magnon , Musée de l Homme, Paris …   Wikipedia

• Spin wave — Spin waves are propagating disturbances in the ordering of magnetic materials. These low lying collective excitations occur in magnetic lattices with continuous symmetry. From the equivalent quasiparticle point of view, spin waves are known as… …   Wikipedia

• spin wave — noun : a wave of quantized energy that propagates through a substance as a result of magnetic field shifts within an atom in response to an outside stimulus (as a variable magnetic field or radio waves) called also magnon * * * spin wave, Nuclear …   Useful english dictionary

• Brillouin scattering — Brillouin scattering, named after Léon Brillouin, occurs when light in a medium (such as air, water or a crystal) interacts with time dependent optical density variations and changes its energy (frequency) and path. The density variations may be… …   Wikipedia

• Magnonics — is an emerging field of modern magnetism, which can be considered a sub field of modern solid state physics.[1] Magnonics combines waves and magnetism, its main aim is to investigate the behaviour of spin waves in nano structure elements. In… …   Wikipedia

• General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …   Wikipedia