U4O9
Lauriat J P, Chevrier G, Boucherle J X
Journal of Solid State Chemistry 80 (1989) 80-93
Space group of U4O9 in the beta phase
Sample: P-43m refinement
_database_code_amcsd 0013653
5.44 5.44 5.44 90 90 90 P-43m
atom     x     y     z  occ Biso
U    .7508 .7508 .7508       .84
Oa1      0     0     0  .91 1.78
Oa2     .5    .5     0  .52 1.78
Ob1     .5    .5    .5  .98 1.78
Ob2     .5     0     0  .99 1.78
O'1   .371  .371  .251 .082 1.78
O'2   .879  .879  .255 .034 1.78
O'3   .374  .867  .767 .055 1.78
O"1   .377  .377  .377 .025 1.78
O"2   .795  .795  .334  .01 1.78