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 = 190 K _database_code_amcsd 0018592 3.9828 5.6745 5.6946 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 .0042 .0084 .0098 0 0 0 Ti .5 0 .5170 .0026 .0019 .0030 .0028 0 0 0 O1 0 0 .4890 .0048 .0060 .0041 .0043 0 0 0 O2 .5 .2561 .24843 .0025 .0019 .0009 .0046 0 0 .0032