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Crystal Growth of YBa2Cu307 x Superconductors
Thermodynamic Stability of the Phases Existing in
7 other sections not shown
absorption analysis annealing atoms BaCuO band BCS theory behaviour BSCCO ceramic composition compounds conductance corresponding critical current density critical temperature Cu2+ curve decrease deposition diamagnetic diffraction Dipartimento doping effect electron EXAFS experimental data Fermi field dependence Fig.l Fisica flux creep fluxoid fluxon frequency G.A.Costa Gauss Genova grains granular heat high Tc superconductors high temperature High Temperature Superconductors holes increase ions Josephson junctions K-edge lattice layers Lett levitation liquid magnetic field material measurements microwave modulation observed obtained orthorhombic oxides oxygen oxygen content oxygen stoichiometry parameters peak pellets peritectic perovskite phonon Phys Physica pinning plane powder present properties reported resistivity sample SH signal shown shows single crystals sintered spectra spectroscopy spectrum spin stoichiometry structure substitution substrate superconducting superconducting phase surface technique temperature dependence thermal thickness thin films transition tunneling values X-ray YBCO yttrium zero