High-temperature Superconductors: Symposium Held November 30-December 4, 1987, Boston, Massachusetts, U.S.A.Merwyn B. Brodsky |
Contents
A CHEMISTS VIEW | 3 |
NEUTRON DIFFRACTION STUDIES OF HIGH TC SUPERCONDUCTORS | 9 |
EFFECT OF OXYGEN STOICHIOMETRY | 19 |
Copyright | |
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Common terms and phrases
A/cm² absorption annealing Appl axis BaCO3 band Batlogg behavior bulk c-axis calcined calculated ceramic composition compound cooled copper critical current density Cu-O curve decrease deposited diamagnetic diffraction pattern doping effect electrical resistivity electron energy experimental Figure flux grain boundaries heat high Tc high temperature High Temperature Superconductors increasing indicate ions irradiation laser layer Lett magnetic field magnetic susceptibility material measurements Meissner effect metal microstructure neutron neutron diffraction observed obtained oriented orthorhombic oxide oxygen oxygen content oxygen stoichiometry particle peak pellets perovskite phonon Phys plane polycrystalline powder prepared pressure R. J. Cava reaction region reported resistivity room temperature samples shown in Fig shows single crystal sintered solid specimen spectra sputtering SrTiO3 stoichiometry structure substrate superconducting superconducting phase superconducting properties superconducting transition surface susceptibility technique temperature dependence tetragonal thermal thickness thin films transition temperature valence values X-ray diffraction YBa2 YBCO zero