Bi0.5 F1.5 O0.5 Pb0.5 Soubeyroux J, Matar S, Reau J, Hagenmuller P Solid State Ionics 14 (1984) 337-345 Etude des proprietes structurales et electriques de la solution solide Pb1-x Bix Ox F2-x _cod_database_code 1008299 _database_code_amcsd 0016221 5.8822 5.8822 5.8822 90 90 90 Fm3m atom x y z occ Pb1 0 0 0 .5 Bi1 .070 0 0 .08 O1 .25 .25 .25 .22 F1 .25 .25 .25 .66 O2 .5 .378 .378 .005 F2 .5 .378 .378 .015