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Crystallization of high-temperature superconductors YBa_2Cu_3O_(0.5+x)and(La,Sr)_2CuO_(4-y)from homogeneous nonstoichiometric melts has been studied.Thephase diagram of the CuO-BaO system was constructed.The real phase dia-gram of the CuO-BaO system in air having the complete liquidus corres-
Crystallization of high-temperature superconductors YBa_2Cu_3O_ (0.5 + x) and (La, Sr) _2CuO_ (4-y) from homogeneous nonstoichiometric melts has been studied. The diagram diagram of the CuO-BaO system was constructed. The real phase dia-gram of the CuO-BaO system in air having the complete liquidus corres-