O3 Ta0.9 W0.1 Y0.3 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 1001125 _database_code_amcsd 0013316 3.833 3.833 7.727 90 90 90 P4/mmm atom x y z occ Ta1 .5 .5 .238 .9 W1 .5 .5 -.238 .1 Y1 0 0 .5 .6 O1 .5 .5 0 O2 .5 .5 .5 O3 0 .5 .262