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 1006027 _database_code_amcsd 0012641 5.480 5.480 12.057 90 90 90 *P4_2/ncm .25 -.25 .25 atom x y z Ni1 0 0 0 Nd1 -.0121 -.0121 .3641 O1 .25 .25 -.0298 O2 .0508 .0508 .1785 O3 .75 .25 0