superconductividad wikipedia - EAS
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Superconductivity is a set of physical properties observed in certain materials where electrical resistance vanishes and magnetic flux fields are expelled from the material. Any material exhibiting these properties is a superconductor. Unlike an ordinary metallic conductor, whose resistance decreases … See more
Until 1986, physicists had believed that BCS theory forbade superconductivity at temperatures above about 30 K. In that year, See more
Superconducting magnets are some of the most powerful electromagnets known. They are used in MRI/NMR machines, mass spectrometers, the beam-steering magnets used in particle accelerators and plasma confining magnets in some tokamaks. … See more
Several physical properties of superconductors vary from material to material, such as the critical temperature, the value of the superconducting gap, the critical magnetic … See more
Superconductivity was discovered on April 8, 1911 by Heike Kamerlingh Onnes, who was studying the resistance of solid mercury at cryogenic temperatures using the recently produced See more
• Heike Kamerlingh Onnes (1913), "for his investigations on the properties of matter at low temperatures which led, inter alia, to the production of liquid helium".
• John Bardeen See more• Andreev reflection – Scattering process at the normal-metal-superconductor interface
• BCS theory – Microscopic theory of superconductivity See moreWikipedia text under CC-BY-SA license - Some results have been removed