Superconductivity at 93 K in a new mixed-phase Y-Ba-Cu-O compound system at ambient pressure
Meiying WuDepartment of Physics, University of Alabama, Huntsville, Alabama 35899J. R. AshburnDepartment of Physics, University of Alabama, Huntsville, Alabama 35899C. J. TorngDepartment of Physics, University of Alabama, Huntsville, Alabama 35899P. H. HorDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004R. L. MengDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004Li GaoDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004Z. J. HuangDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004Y. Q. WangDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004C. W. ChuDepartment of Physics and Space Vacuum Epitaxy Center, University of Houston, Houston, Texas 77004
1987en
ABI
Abstract
A stable and reproducible superconductivity transition between 80 and 93 K has been unambiguously observed both resistively and magnetically in a new Y-Ba-Cu-0 compound system at ambient pressure. An estimated upper critical field H, 2(0) between 80 and 180 T was obtained.
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