geometrical frustration

См. также в других словарях:

• Geometrical frustration — is a phenomenon in condensed matter physics in which the geometrical properties of the atomic lattice forbid the existence of a unique ground state, resulting in a nonzero residual entropy. The most important consequence of this is that the… …   Wikipedia

• Frustration géométrique — Sommaire 1 De l ordre local au remplissage global de l espace 1.1 Exemples bidimensionnels simples 1.2 Structures denses tétraédriques 2 …   Wikipédia en Français

• Geometrically frustrated magnet — Geometrical frustration and ice rules The word frustration was introduced to describe the situation where a system cannot simultaneously minimize the interaction energies between its components [cite journal last = Schiffer first = P. authorlink …   Wikipedia

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• Spin glass — A spin glass is a disordered material exhibiting high magnetic frustration. The origin of the behavior can be either a disordered structure (such as that of a conventional, chemical glass) or a disordered magnetic doping in an otherwise regular… …   Wikipedia

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• Antiferromagnetism — In materials that exhibit antiferromagnetism, the magnetic moments of atoms or molecules, usuallyrelated to the spins of electrons, align in a regular pattern with neighboring spins (on different sublattices) pointing in opposite directions. This …   Wikipedia

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