Citation: Barbey, L; Nguyen, N; Caignaert, V; Hervieu, M; Raveau, B (1992). Mixed oxides of cobalt and copper with a double pyramidal layer structure. Materials Research Bulletin, 27, pp. 295-301.
Formula: Ba Co Cu O4.96 Y
Chemical name:Yttrium barium cobalt copper oxide (1/1/1/1/4.96)