symmetric impurity

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• Madison Symmetric Torus — Infobox Magnetic Fusion Device name = Madison Symmetric Torus dev type=Reversed field pinch loc=Madison, Wisconsin, USA rad maj = 1.50 m rad min = 52 cm aspect = 2.88|The Madison Symmetric Torus (MST) is a reversed field pinch (RFP) physics… …   Wikipedia

• Numerical renormalization group — The Numerical Renormalization Group (NRG) is a technique devised by Kenneth Wilson to solve certain many body problems where quantum impurity physics plays a key role. It is an inherently non perturbative procedure, which was originally used to… …   Wikipedia

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• Metallic bond — Metallic bonding is the electrostatic attractive forces between the delocalized electrons, called conduction electrons, gathered in an electron sea , and the positively charged metal ions. Understood as the sharing of free electrons among a… …   Wikipedia

• Phosphorus — This article is about the chemical element. For other uses, see Phosphorus (disambiguation). silicon ← phosphorus → sulfur …   Wikipedia

• Urea — Urea …   Wikipedia

• Leprosy — For the Hebrew Bible term and its varied meanings, see Tzaraath. For other uses, see Leprosy (disambiguation). Leprosy Classification and external resources A 24 year old man infected with leprosy. ICD 10 …   Wikipedia

• Electrical conductivity — or specific conductivity is a measure of a material s ability to conduct an electric current. When an electrical potential difference is placed across a conductor, its movable charges flow, giving rise to an electric current. The conductivity σ… …   Wikipedia

• Scattering length — The scattering length in quantum mechanics describes low energy scattering. It is represented by the term a. General concept When a slow particle scatters off a short ranged scatterer (e.g. an impurity in a solid or a heavy particle) it cannot… …   Wikipedia