AIChE Symposium Series

achieved addition amount analysis annealing Appl applications atmosphere atoms BaCO3 barium bismuth calcination CaO2 carbonate Ceram chemical compatibility composition compounds containing continuous conversion cooling copper corresponding crystal decomposition deposition determined diagram effect electron et al exist Figure films followed formation growth heating high temperature higher increased indicate intensity lattice less Lett lines liquid lower mass materials measured melting metal method mixed mixture observed obtained orthorhombic oxide oxygen parameters particles pattern peaks peritectic peroxides phase Phys possible powder precipitated precursor prepared present pressure problems produced properties range reaction reported resistance sample showed shown sintering solid solution solution stable stoichiometry structure substrate superconductors synthesis Table techniques temperature ternary tetragonal thermal tion transition values wire X-ray diffraction YBCO