Cu Mo0.2 O5 Sr2 Tl0.8 Letouze F, Martin C, Maignan A, Michel C, Hervieu M, Raveau B Physica C 254 (1995) 33-43 Stabilization of new superconducting thallium cuprates and oxycarbonates by molybdenum _cod_database_code 1001716 _database_code_amcsd 0015073 3.7511 3.7511 8.939 90 90 90 P4/mmm atom x y z occ Tl1 .061 0 .5 .2 Mo1 .061 0 .5 .05 Cu1 0 0 0 Sr1 .5 .5 .2034 O1 .628 .5 .5 .25 O2 .5 0 0 O3 0 0 .278