O3 Ta0.18 W0.82 Y0.06 Studer F, Montfort Y, Raveau B Journal of Solid State Chemistry 7 (1973) 269-276 Evolution structurale de nouvelles Perovskites lacunaires Yx(Ta3xW1-3x)O3 _cod_database_code 1001123 _database_code_amcsd 0013314 5.298 5.377 3.774 90 90 90 Cmmm atom x y z occ Ta1 .5 0 .5 .18 W1 .5 0 .5 .82 Y1 0 0 0 .06 O1 .5 0 0 O2 .25 .25 .5