Citation: Kopnin, E M; Antipov, E V; Capponi, J J; Bordet, P; Chaillout, C; de Brion, S; Marezio, M; Bobylev, A P; Van Tendeloo, G (1995). Suppression of superconductivity in Hg-1223 and Hg-1234 by partial replacement of Hg by carbon. Physica C (Amsterdam) (152,1988-), 243, pp. 222-232.
Formula: Ba2 Ca2 Cu3 Hg0.692 O8.6
Chemical name:Mercury barium calcium copper oxide (0.69/2/2/3/8.6)