Ba Cu5 La4 O13.16 Michel C, Er Rakho L, Hervieu M, Pannetier J, Raveau B Journal of Solid State Chemistry 68 (1987) 143-152 Ba La4 Cu5 O13+d, an oxygen-deficient perovskite built pu from corner- sharing Cu O6 octahedra and Cu O5 pyramids _cod_database_code 1001688 _database_code_amcsd 0013600 8.6475 8.6475 3.8594 90 90 90 P4/m atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ba1 .5 .5 .5 .0088 .0088 .007 0 0 0 La1 .1262 .2789 .5 Cu1 0 0 0 Cu2 .4154 .1718 0 O1 0 0 .5 .0260 .0260 .0007 0 0 0 O2 0 .5 0 .06 O3 .2697 .3905 0 O4 .2267 .0650 0 O5 .4157 .1559 .5