La2NiO4 Rodriguez-Carvajal J, Fernandez-Diaz M, Martinez J Journal of Physics: Condensed Matter 3 (1991) 3215-3234 Neutron diffraction study on structural and magnetic properties of La2NiO4 _cod_database_code 1006044 _database_code_amcsd 0013265 5.4419 5.5364 12.4896 90 90 90 Bmab atom x y z La1 0 -.0102 .3639 Ni1 0 0 0 O1 .25 .25 -.0109 O2 0 .0417 .1771