La0.515Ca0.485Ba2Cu2.36Al0.64O6.78 Hartweg M, Nick B, Walz L Acta Crystallographica C46 (1990) 2001-2003 Structure of (LaxCa1-x)Ba2Cu2(AlyCu10y)O6.78 with x = 0.52 and y = 0.64 _database_code_amcsd 0010194 3.908 3.908 11.647 90 90 90 P4/mmm atom x y z occ Uiso La .5 .5 .5 .515 .0062 Ca .5 .5 .5 .485 .0062 Ba .5 .5 .19132 .0137 Cu1 0 0 0 .36 .0315 Al1 0 0 0 .64 .0315 Cu2 0 0 .3536 .0061 O1a .094 .094 .133 .162 .023 O1b 0 0 .157 .352 .017 O(2+3) 0 .5 .3639 .0084 O(4+5) .5 0 0 .39 .023