Ba Cu N Niewa R, DiSalvo F Journal of Alloys and Compounds 279 (1998) 153-160 Breaking up chains: the nitridocuprates(I) Ba(CuN), Ba16((CuN)8)(Cu2N3)(Cu3N4) and Ca4Ba(CuN2)2 _cod_database_code 1005050 _database_code_amcsd 0012818 14.462 5.5700 9.478 90 102.960 90 C2/c atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ba1 .33098 .2637 .37120 .0070 .0110 .0081 .0001 .0042 -.0006 Ba2 0 .2802 .25 .0073 .0105 .0076 0 .0027 0 Cu1 .4266 .2651 .0606 .005 .0104 .012 -.0014 .0051 .0017 Cu2 .25 .25 0 .003 .011 .010 .0007 .0034 .0021 N1 .3416 .039 .109 .008 .011 .018 -.001 .008 .001 N2 0 0 0 .015 .014 .019 .002 .009 -.002