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Meissner effect

Index Meissner effect

The Meissner effect (or Meissner–Ochsenfeld effect) is the expulsion of a magnetic field from a superconductor during its transition to the superconducting state. [1]

45 relations: BCS theory, Butterworth-Heinemann, Carbon nanotube, Chemical element, Course of Theoretical Physics, Diamagnetism, Dover, Electric current, Electromagnetic induction, Electroweak interaction, Exponential decay, Flux pinning, Fluxon, Fritz London, Gauge theory, Gauss (unit), Heinz London, Higgs mechanism, London equations, London penetration depth, Magnetic field, Magnetic flux, Magnetic susceptibility, Niobium, Nuclear Physics (journal), Particle physics, Persistent current, Phenomenology (particle physics), Physica Scripta, Physical Review, Planck constant, Progress of Theoretical and Experimental Physics, Quantum, Robert Ochsenfeld, Speed of light, Superconductivity, Superdiamagnetism, Superfluidity, Tesla (unit), The Science of Nature, Thermodynamic free energy, Type-I superconductor, Type-II superconductor, W and Z bosons, Walther Meissner.

BCS theory

BCS theory or Bardeen–Cooper–Schrieffer theory (named after John Bardeen, Leon Cooper, and John Robert Schrieffer) is the first microscopic theory of superconductivity since Heike Kamerlingh Onnes's 1911 discovery.

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Butterworth-Heinemann

Butterworth–Heinemann is a British publishing company specialized in professional information and learning materials for higher education and professional training, in printed and electronic forms.

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Carbon nanotube

Carbon nanotubes (CNTs) are allotropes of carbon with a cylindrical nanostructure.

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Chemical element

A chemical element is a species of atoms having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z).

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Course of Theoretical Physics

The Course of Theoretical Physics is a ten-volume series of books covering theoretical physics that was initiated by Lev Landau and written in collaboration with his student Evgeny Lifshitz starting in the late 1930s.

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Diamagnetism

Diamagnetic materials are repelled by a magnetic field; an applied magnetic field creates an induced magnetic field in them in the opposite direction, causing a repulsive force.

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Dover

Dover is a town and major ferry port in the home county of Kent, in South East England.

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Electric current

An electric current is a flow of electric charge.

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Electromagnetic induction

Electromagnetic or magnetic induction is the production of an electromotive force (i.e., voltage) across an electrical conductor in a changing magnetic field.

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Electroweak interaction

In particle physics, the electroweak interaction is the unified description of two of the four known fundamental interactions of nature: electromagnetism and the weak interaction.

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Exponential decay

A quantity is subject to exponential decay if it decreases at a rate proportional to its current value.

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Flux pinning

Flux pinning is the phenomenon where a superconductor is pinned in space above a magnet.

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Fluxon

In physics, a fluxon is a quantum of electromagnetic flux.

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Fritz London

Fritz Wolfgang London (March 7, 1900 – March 30, 1954) was a Jewish-German physicist and professor at Duke University.

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Gauge theory

In physics, a gauge theory is a type of field theory in which the Lagrangian is invariant under certain Lie groups of local transformations.

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Gauss (unit)

The gauss, abbreviated as G or Gs, is the cgs unit of measurement of magnetic flux density (or "magnetic induction") (B).

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Heinz London

Heinz London (Bonn, Germany 7 November 1907 – 3 August 1970) was a German – British Physicist.

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Higgs mechanism

In the Standard Model of particle physics, the Higgs mechanism is essential to explain the generation mechanism of the property "mass" for gauge bosons.

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London equations

The London equations, developed by brothers Fritz and Heinz London in 1935, relate current to electromagnetic fields in and around a superconductor.

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London penetration depth

In superconductors, the London penetration depth (usually denoted as \lambda or \lambda_L) characterizes the distance to which a magnetic field penetrates into a superconductor and becomes equal to e−1 times that of the magnetic field at the surface of the superconductor.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Magnetic flux

In physics, specifically electromagnetism, the magnetic flux (often denoted or) through a surface is the surface integral of the normal component of the magnetic field B passing through that surface.

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Magnetic susceptibility

In electromagnetism, the magnetic susceptibility (Latin: susceptibilis, "receptive"; denoted) is one measure of the magnetic properties of a material.

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Niobium

Niobium, formerly known as columbium, is a chemical element with symbol Nb (formerly Cb) and atomic number 41.

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Nuclear Physics (journal)

Nuclear Physics is a peer-reviewed scientific journal published by Elsevier.

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Particle physics

Particle physics (also high energy physics) is the branch of physics that studies the nature of the particles that constitute matter and radiation.

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Persistent current

Persistent current is a perpetual electric current, not requiring an external power source.

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Phenomenology (particle physics)

Particle physics phenomenology is the part of theoretical particle physics that deals with the application of theoretical physics to high-energy experiments.

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Physica Scripta

Physica Scripta is an international scientific journal for experimental and theoretical physics.

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Physical Review

Physical Review is an American peer-reviewed scientific journal established in 1893 by Edward Nichols.

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Planck constant

The Planck constant (denoted, also called Planck's constant) is a physical constant that is the quantum of action, central in quantum mechanics.

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Progress of Theoretical and Experimental Physics

Progress of Theoretical and Experimental Physics is a monthly peer-reviewed scientific journal published by Oxford University Press on behalf of the Physical Society of Japan.

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Quantum

In physics, a quantum (plural: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction.

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Robert Ochsenfeld

Robert Ochsenfeld (18 May 1901 – 5 December 1993) was a German physicist.

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Speed of light

The speed of light in vacuum, commonly denoted, is a universal physical constant important in many areas of physics.

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Superconductivity

Superconductivity is a phenomenon of exactly zero electrical resistance and expulsion of magnetic flux fields occurring in certain materials, called superconductors, when cooled below a characteristic critical temperature.

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Superdiamagnetism

Superdiamagnetism (or perfect diamagnetism) is a phenomenon occurring in certain materials at low temperatures, characterised by the complete absence of magnetic permeability (i.e. a magnetic susceptibility \chi_.

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Superfluidity

Superfluidity is the characteristic property of a fluid with zero viscosity which therefore flows without loss of kinetic energy.

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Tesla (unit)

The tesla (symbol T) is a derived unit of magnetic flux density (informally, magnetic field strength) in the International System of Units.

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The Science of Nature

The Science of Nature, formerly Naturwissenschaften, is a monthly peer-reviewed scientific journal published by Springer Science+Business Media covering all aspects of the natural sciences relating to questions of biological significance.

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Thermodynamic free energy

The thermodynamic free energy is the amount of work that a thermodynamic system can perform.

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Type-I superconductor

The interior of a bulk superconductor cannot be penetrated by a weak magnetic field, a phenomenon known as the Meissner effect.

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Type-II superconductor

In superconductivity, a type-II superconductor is characterized by the formation of magnetic vortices in an applied magnetic field.

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W and Z bosons

The W and Z bosons are together known as the weak or more generally as the intermediate vector bosons. These elementary particles mediate the weak interaction; the respective symbols are,, and.

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Walther Meissner

Fritz Walther Meissner (German: Meißner) (December 16, 1882 – November 16, 1974) was a German technical physicist.

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Redirects here:

Meisner Effect, Meisner effect, Meissner Effect, Meissner state, Meissner-Ochsenfeld effect, Meissner-Oschenfeld effect, Meissner–Ochsenfeld effect, Meißner-Ochsenfeld effect, Oschenfeld effect, Perfect diamagnetism, Screening current.

References

[1] https://en.wikipedia.org/wiki/Meissner_effect

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