Citation: Valldor, M.; Bryntse, I.; Morawski, A. (1999). Synthesis and X-ray single-crystal analysis of a 2212-type superconductor in the Tl - Hg - Sr - Ca - Cu - O system. Physica C (Amsterdam), 314, pp. 27-35.
Formula: Ca1.04 Cu2.5 Hg0.7 O7.5 Sr1.96 Tl0.8
Chemical name:(Tl0.8 Hg0.7 Cu0.5) (Sr1.70 Ca0.30) (Ca0.74 Sr0.26) Cu2 O7.5