Ba2 Cu Hg0.96 O4.34 Alexandre E, Loureiro S, Antipov E, Bordet P, de Brion S, Capponi J, Marezio M Physica C 245 (1995) 207-211 On the possibility of replacing Hg by Cu in the Hg Ba2 Cu O(4+d) phase synthesized under high-pressure _cod_database_code 1008675 _database_code_amcsd 0016561 3.86390 3.86390 9.4771 90 90 90 P4/mmm atom x y z occ Hg1 0 0 0 .96 Ba1 .5 .5 .2946 Cu1 0 0 .5 O1 0 0 .211 O2 0 .5 .5 O3 .5 .5 0 .34