Ni O3 Pr Lacorre P, Torrance J, Pannetier J, Nazzal A, Wang P, Huang T Journal of Solid State Chemistry 91 (1991) 225-237 Synthesis, crystal structure and properties of metallic PrNiO3: comparison with metallic NdNiO3 and semiconducting SmNiO3 _cod_database_code 1000302 _database_code_amcsd 0013705 5.4154 5.3755 7.6192 90 90 90 Pbnm atom x y z Pr1 .9959 .0293 .25 Ni1 .5 0 0 O1 .0739 .4948 .25 O2 .7251 .2829 .0337