Nd2 Ni O4 Rodriguez-Carvajal J, Fernandez-Diaz M, Martinez J, Fernandez F, Saez-Puche R Europhysics Letters 11 (1990) 261-268 Structural phase transitions and three-dimensional magnetic ordering in the Nd2NiO4 oxide _cod_database_code 1006025 _database_code_amcsd 0012639 5.3876 5.5883 12.135 90 90 90 Bmab atom x y z Ni1 0 0 0 Nd1 0 -.015 .3632 O1 .25 .25 -.0179 O2 0 .063 .1794