The compound described by YbCu crystallizes in the orthorhombic Pnma space group. Yb(1) is bonded in a 7-coordinate geometry to seven equivalent Cu(1) atoms. Cu(1) is bonded in a 9-coordinate geometry to seven equivalent Yb(1) and two equivalent Cu(1) atoms. is represented by the CIF file [CIF]
data_YbCu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.174
_cell_length_b   5.501
_cell_length_c   7.255
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   166.593
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Yb  Yb0  1  0.250  0.131  0.181  1.0
  Yb  Yb1  1  0.750  0.869  0.819  1.0
  Yb  Yb2  1  0.750  0.631  0.319  1.0
  Yb  Yb3  1  0.250  0.369  0.681  1.0
  Cu  Cu4  1  0.250  0.614  0.032  1.0
  Cu  Cu5  1  0.750  0.386  0.968  1.0
  Cu  Cu6  1  0.750  0.114  0.468  1.0
  Cu  Cu7  1  0.250  0.886  0.532  1.0
[/CIF]
.
The compound described by YbCu crystallizes in the orthorhombic Pnma space group. Yb(1) is bonded in a 7-coordinate geometry to seven equivalent Cu(1) atoms. Cu(1) is bonded in a 9-coordinate geometry to seven equivalent Yb(1) and two equivalent Cu(1) atoms. is represented by the CIF file [CIF]
data_YbCu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.174
_cell_length_b   5.501
_cell_length_c   7.255
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   166.593
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Yb  Yb0  1  0.250  0.131  0.181  1.0
  Yb  Yb1  1  0.750  0.869  0.819  1.0
  Yb  Yb2  1  0.750  0.631  0.319  1.0
  Yb  Yb3  1  0.250  0.369  0.681  1.0
  Cu  Cu4  1  0.250  0.614  0.032  1.0
  Cu  Cu5  1  0.750  0.386  0.968  1.0
  Cu  Cu6  1  0.750  0.114  0.468  1.0
  Cu  Cu7  1  0.250  0.886  0.532  1.0
[/CIF]
.