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Type-II superconductor

Index Type-II superconductor

In superconductivity, a type-II superconductor is characterized by the formation of magnetic vortices in an applied magnetic field. [1]

56 relations: Abrikosov vortex, Alexei Alexeyevich Abrikosov, Alloy, Barium, Bismuth strontium calcium copper oxide, Boron, Ceramic, Coherence length, Complex oxide, Conventional superconductor, Copper, Covalent superconductor, Cuprate superconductor, Diamond, Flux pinning, Fritz London, Ginzburg–Landau theory, Helium, High-temperature superconductivity, Ideally hard superconductor, Lars Onsager, Lev Landau, Lev Shubnikov, Liquid nitrogen, List of superconductors, London penetration depth, Magnetic field, Magnetic flux, Magnetic resonance imaging, Meissner effect, Niobium, Niobium–tin, Niobium–titanium, Nobel Prize in Physics, Nuclear magnetic resonance, Oxygen, Particle accelerator, Perovskite, Richard Feynman, Silicon, Superconducting coherence length, Superconductivity, Superconductor classification, Superfluidity, Surface energy, Technetium, Technological applications of superconductivity, Thermodynamic free energy, Timeline of low-temperature technology, Type-1.5 superconductor, ..., Type-I superconductor, Unconventional superconductor, Vanadium, Vitaly Ginzburg, Yttrium, Yttrium barium copper oxide. Expand index (6 more) »

Abrikosov vortex

In superconductivity, an Abrikosov vortex (also called a fluxon) is a vortex of supercurrent in a type-II superconductor theoretically predicted by Alexei Abrikosov in 1957.

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Alexei Alexeyevich Abrikosov

Alexei Alexeyevich Abrikosov (Алексе́й Алексе́евич Абрико́сов; 25 June 1928 – 29 March 2017) was a Soviet, Russian and AmericanAlexei A. Abrikosov.

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Alloy

An alloy is a combination of metals or of a metal and another element.

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Barium

Barium is a chemical element with symbol Ba and atomic number 56.

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Bismuth strontium calcium copper oxide

Bismuth strontium calcium copper oxide, or BSCCO (pronounced "bisko"), is a family of high-temperature superconductors having the generalized chemical formula Bi2Sr2Can−1CunO2n+4+x, with n.

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Boron

Boron is a chemical element with symbol B and atomic number 5.

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Ceramic

A ceramic is a non-metallic solid material comprising an inorganic compound of metal, non-metal or metalloid atoms primarily held in ionic and covalent bonds.

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Coherence length

In physics, coherence length is the propagation distance over which a coherent wave (e.g. an electromagnetic wave) maintains a specified degree of coherence.

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Complex oxide

A complex oxide is a chemical compound that contains oxygen and at least two other elements (or oxygen and just one other element that's in at least two oxidation states).

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Conventional superconductor

Conventional superconductors are materials that display superconductivity as described by BCS theory or its extensions.

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Copper

Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.

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Covalent superconductor

Covalent superconductors are superconducting materials where the atoms are linked by covalent bonds.

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Cuprate superconductor

Interest in cuprates sharply increased in 1986 with the discovery of high-temperature superconductivity in the Non-stoichiometric cuprate lanthanum barium copper oxide La2−xBaxCuO4.

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Diamond

Diamond is a solid form of carbon with a diamond cubic crystal structure.

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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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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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Ginzburg–Landau theory

In physics, Ginzburg–Landau theory, often called Landau–Ginzburg theory, named after Vitaly Lazarevich Ginzburg and Lev Landau, is a mathematical physical theory used to describe superconductivity.

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Helium

Helium (from lit) is a chemical element with symbol He and atomic number 2.

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High-temperature superconductivity

High-temperature superconductors (abbreviated high-Tc or HTS) are materials that behave as superconductors at unusually high temperatures.

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Ideally hard superconductor

An ideally hard superconductor is a type II superconductor material with an infinite pinning force.

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Lars Onsager

Lars Onsager (November 27, 1903 – October 5, 1976) was a Norwegian-born American physical chemist and theoretical physicist.

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Lev Landau

Lev Davidovich Landau (22 January 1908 - April 1968) was a Soviet physicist who made fundamental contributions to many areas of theoretical physics.

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Lev Shubnikov

Lev Vasilyevich Shubnikov (Лев Васи́льевич Шу́бников; Лев Васильович Шубников) (September 9, 1901 – November 10, 1937) was a Soviet experimental physicist who worked in the Netherlands and USSR.

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Liquid nitrogen

Liquid nitrogen is nitrogen in a liquid state at an extremely low temperature.

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List of superconductors

The table below shows some of the parameters of common superconductors of simple structure.

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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 resonance imaging

Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body in both health and disease.

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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.

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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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Niobium–tin

Niobium-tin (Nb3Sn) or triniobium-tin is an intermetallic compound of niobium (Nb) and tin (Sn), used industrially as a type II superconductor.

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Niobium–titanium

Niobium-titanium (NbTi) is an alloy of niobium and titanium, used industrially as a type II superconductor wire for superconducting magnets, normally as Nb-Ti fibres in an aluminium or copper matrix.

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Nobel Prize in Physics

The Nobel Prize in Physics (Nobelpriset i fysik) is a yearly award given by the Royal Swedish Academy of Sciences for those who conferred the most outstanding contributions for mankind in the field of physics.

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Nuclear magnetic resonance

Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation.

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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Particle accelerator

A particle accelerator is a machine that uses electromagnetic fields to propel charged particles to nearly light speed and to contain them in well-defined beams.

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Perovskite

Perovskite (pronunciation) is a calcium titanium oxide mineral composed of calcium titanate (Ca Ti O3).

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Richard Feynman

Richard Phillips Feynman (May 11, 1918 – February 15, 1988) was an American theoretical physicist, known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, and the physics of the superfluidity of supercooled liquid helium, as well as in particle physics for which he proposed the parton model.

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Silicon

Silicon is a chemical element with symbol Si and atomic number 14.

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Superconducting coherence length

In superconductivity, the superconducting coherence length, usually denoted as \xi (Greek lowercase xi), is the characteristic exponent of the variations of the density of superconducting component.

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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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Superconductor classification

Superconductors can be classified in accordance with several criteria that depend on our interest in their physical properties, on the understanding we have about them, on how expensive is cooling them or on the material they are made of.

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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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Surface energy

Surface Free energy, or interfacial free energy, quantifies the disruption of intermolecular bonds that occur when a surface is created.

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Technetium

Technetium is a chemical element with symbol Tc and atomic number 43.

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Technological applications of superconductivity

Some of the technological applications of superconductivity include.

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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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Timeline of low-temperature technology

The following is a timeline of low-temperature technology and cryogenic technology (refrigeration down to –273.15 °C, –459.67 °F or 0 K).

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Type-1.5 superconductor

Type-1.5 superconductors are multicomponent superconductors characterized by two or more coherence lengths, at least one of which is shorter than the magnetic field penetration length \lambda, and at least one of which is longer.

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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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Unconventional superconductor

Unconventional superconductors are materials that display superconductivity which does not conform to either the conventional BCS theory or Nikolay Bogolyubov's theory or its extensions.

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Vanadium

Vanadium is a chemical element with symbol V and atomic number 23.

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Vitaly Ginzburg

Vitaly Lazarevich Ginzburg, ForMemRS (Вита́лий Ла́заревич Ги́нзбург; 4 October 1916 – 8 November 2009) was a Soviet and Russian theoretical physicist, astrophysicist, Nobel laureate, a member of the Soviet and Russian Academies of Sciences and one of the fathers of the Soviet hydrogen bomb.

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Yttrium

Yttrium is a chemical element with symbol Y and atomic number 39.

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Yttrium barium copper oxide

Yttrium barium copper oxide (YBCO) is a family of crystalline chemical compounds, famous for displaying high-temperature superconductivity.

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Type II superconductor, Type II superconductors, Type-II superconductors.

References

[1] https://en.wikipedia.org/wiki/Type-II_superconductor

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