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 = 270 K _database_code_amcsd 0018596 3.9874 5.6751 5.6901 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 .0018 .0049 .0106 .0100 0 0 0 Ti .5 0 .5169 .0034 .0026 .0042 .0035 0 0 0 O1 0 0 .4010 .0054 .0047 .0060 .0055 0 0 0 O2 .5 .2560 .24860 .0038 .0027 .0025 .0063 0 0 .0031