J. Phys. III France
Volume 1, Numéro 10, October 1991
Page(s) 1663 - 1668
DOI: 10.1051/jp3:1991219
J. Phys. III France 1 (1991) 1663-1668

Proofs not corrected by the authors On the phase diagram of the superconducting ceramics 123

Yu. S. Netchaev1, Yu. A. Minaev1, L. A. Andreev2, K. N. Zhangozin1, D. B. Kargin1, N. G. Konovalov3 and W. A. Lyhin3

1  Technical University at the Karaganda Metallurgical Combine, Temirtau, Karaganda Region of Kazakh. SSR, U.S.S.R
2  Moscow Steel and Alloys Institute, Moscow, U.S.S.R.
3  Institute of Solid State Physics of Science. Academy of U.S.S.R., Chernogolovka

(Received 20 December 1990, accepted 18 June 1991)

Study on the phase diagram of the superconducting ceramics 1-2-3 is presented here. Phase diagrams are established from oxygen absorption isotherms, Tc, resistometric and heat capacity data. The region boundaries wich are determined may correspond to phase transitions.

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