Barioperovskite Kwei G H, Lawson A C, Billinge S J L, Cheong S W Journal of Physical Chemistry 97 (1993) 2368-2377 Structures of the ferroelectric phases of barium titanate Locality: synthetic Note: T = 250 K _database_code_amcsd 0018595 3.9855 5.6738 5.6903 90 90 90 Amm2 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ba 0 0 0 .0009 .0045 .0082 .00010 0 0 0 Ti .5 0 .5124 .0066 .0034 .0088 .0075 0 0 0 O1 0 0 .4874 .0059 .0068 .0043 .0066 0 0 0 O2 .5 .2567 .24854 .0042 .0022 .0031 .0074 0 0 .0038