Br3 U Levy J, Taylor J, Wilson P Journal of the Less-Common Metals 39 (1975) 265-270 The structure of uranium tribromide by neutron diffraction profile analysis _cod_database_code 1008035 _database_code_amcsd 0015982 7.942 7.942 4.441 90 90 120 P6_3/m atom x y z U1 2/3 1/3 .25 Br1 .2996 .3859 .25