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9 Developments in high temperature superconductivity

9 Developments in high temperature superconductivity Developments in high temperature superconductivity T. Silver,* A. V. Pan, M. Ionescu, M. J. Qin and S. X. Dou Institute for Superconducting and Electronic Materials, University of Wollongong, Northfields Eve., Wollongong, NSW 2522, Australia Introduction The past four years (1997–2001) have seen many exciting developments in high temperature superconductivity, most notably the discovery of the superconducting nature of magnesium boride in 2001 and the amazing critical temperatures of 52 K, then 117 K, achieved in 2000 by hole doping C60 fullerenes through incorporation into a field effect transistor (FET). Steady progress has also been made in understanding the recently discovered rutheno-cuprate superconducting ferromagnets. Theoretical work over this period has been focused on understanding the pseudogap in high temperature superconductors and on determining the mechanism behind superconductivity in MgB2. Much attention has also been devoted to the rich and complex vortex behaviour found in both the older copper oxide high temperature superconductors and in MgB2. This has also been a period for technological progress. We highlight developments in the field of superconducting tapes and wires, including the considerable success achieved in making high critical current iron-clad MgB2 tape. Second generation coated conductors have also become an important new field, http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Annual Reports Section "C" (Physical Chemistry) Royal Society of Chemistry

9 Developments in high temperature superconductivity

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Publisher
Royal Society of Chemistry
Copyright
This journal is © The Royal Society of Chemistry
ISSN
0260-1826
eISSN
1460-4787
DOI
10.1039/b111186h
Publisher site
See Article on Publisher Site

Abstract

Developments in high temperature superconductivity T. Silver,* A. V. Pan, M. Ionescu, M. J. Qin and S. X. Dou Institute for Superconducting and Electronic Materials, University of Wollongong, Northfields Eve., Wollongong, NSW 2522, Australia Introduction The past four years (1997–2001) have seen many exciting developments in high temperature superconductivity, most notably the discovery of the superconducting nature of magnesium boride in 2001 and the amazing critical temperatures of 52 K, then 117 K, achieved in 2000 by hole doping C60 fullerenes through incorporation into a field effect transistor (FET). Steady progress has also been made in understanding the recently discovered rutheno-cuprate superconducting ferromagnets. Theoretical work over this period has been focused on understanding the pseudogap in high temperature superconductors and on determining the mechanism behind superconductivity in MgB2. Much attention has also been devoted to the rich and complex vortex behaviour found in both the older copper oxide high temperature superconductors and in MgB2. This has also been a period for technological progress. We highlight developments in the field of superconducting tapes and wires, including the considerable success achieved in making high critical current iron-clad MgB2 tape. Second generation coated conductors have also become an important new field,

Journal

Annual Reports Section "C" (Physical Chemistry)Royal Society of Chemistry

Published: Jul 5, 2002

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