Bi0.775 Gd0.225 O1.5 Drache M, Obbade S, Wignacourt J, Conflant P Journal of Solid State Chemistry 142 (1999) 349-359 Structural and conductivity properties of Bi(0.775) Ln(0.225) O1.5 oxide conductors (Ln = La, Pr, Nd, Sm, Eu, Gd, Tb, Dy) with rhombohedral Bi-Sr-O type _cod_database_code 1004140 _database_code_amcsd 0013964 3.9724 3.9724 27.33899 90 90 120 R-3m atom x y z occ Bi1 0 0 0 .325 Gd1 0 0 0 .675 Bi2 0 0 .2252 O1 0 0 .299 O2 0 0 .091 .78 O3 0 0 .446 .47