The material structure described by FeRh2Sb is Heusler structured and crystallizes in the tetragonal I4/mmm space group. Fe(1) is bonded to eight equivalent Rh(1) and four equivalent Sb(1) atoms to form FeSb4Rh8 cuboctahedra that share corners with four equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, corners with sixteen equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, edges with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, faces with four equivalent Fe(1)Sb4Rh8 cuboctahedra, and faces with six equivalent Sb(1)Fe4Rh8 cuboctahedra. Rh(1) is bonded to four equivalent Fe(1) and four equivalent Sb(1) atoms to form distorted RhFe4Sb4 cuboctahedra that share corners with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, corners with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, edges with four equivalent Fe(1)Sb4Rh8 cuboctahedra, edges with four equivalent Sb(1)Fe4Rh8 cuboctahedra, edges with twelve equivalent Rh(1)Fe4Sb4 cuboctahedra, and faces with six equivalent Rh(1)Fe4Sb4 cuboctahedra. Sb(1) is bonded to four equivalent Fe(1) and eight equivalent Rh(1) atoms to form SbFe4Rh8 cuboctahedra that share corners with four equivalent Sb(1)Fe4Rh8 cuboctahedra, corners with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with sixteen equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, faces with four equivalent Sb(1)Fe4Rh8 cuboctahedra, and faces with six equivalent Fe(1)Sb4Rh8 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_FeSbRh2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.688
_cell_length_b   4.688
_cell_length_c   4.688
_cell_angle_alpha   128.602
_cell_angle_beta   128.602
_cell_angle_gamma   75.651
_symmetry_Int_Tables_number   1
_cell_volume   61.213
_cell_formula_units_Z   1
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
  Fe  Fe0  1  0.000  0.000  0.000  1.0
  Sb  Sb1  1  0.500  0.500  0.000  1.0
  Rh  Rh2  1  0.750  0.250  0.500  1.0
  Rh  Rh3  1  0.250  0.750  0.500  1.0
[/CIF]
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The material structure described by FeRh2Sb is Heusler structured and crystallizes in the tetragonal I4/mmm space group. Fe(1) is bonded to eight equivalent Rh(1) and four equivalent Sb(1) atoms to form FeSb4Rh8 cuboctahedra that share corners with four equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, corners with sixteen equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, edges with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, faces with four equivalent Fe(1)Sb4Rh8 cuboctahedra, and faces with six equivalent Sb(1)Fe4Rh8 cuboctahedra. Rh(1) is bonded to four equivalent Fe(1) and four equivalent Sb(1) atoms to form distorted RhFe4Sb4 cuboctahedra that share corners with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, corners with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, edges with four equivalent Fe(1)Sb4Rh8 cuboctahedra, edges with four equivalent Sb(1)Fe4Rh8 cuboctahedra, edges with twelve equivalent Rh(1)Fe4Sb4 cuboctahedra, and faces with six equivalent Rh(1)Fe4Sb4 cuboctahedra. Sb(1) is bonded to four equivalent Fe(1) and eight equivalent Rh(1) atoms to form SbFe4Rh8 cuboctahedra that share corners with four equivalent Sb(1)Fe4Rh8 cuboctahedra, corners with eight equivalent Fe(1)Sb4Rh8 cuboctahedra, corners with sixteen equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Rh(1)Fe4Sb4 cuboctahedra, edges with eight equivalent Sb(1)Fe4Rh8 cuboctahedra, faces with four equivalent Sb(1)Fe4Rh8 cuboctahedra, and faces with six equivalent Fe(1)Sb4Rh8 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_FeSbRh2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.688
_cell_length_b   4.688
_cell_length_c   4.688
_cell_angle_alpha   128.602
_cell_angle_beta   128.602
_cell_angle_gamma   75.651
_symmetry_Int_Tables_number   1
_cell_volume   61.213
_cell_formula_units_Z   1
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
  Fe  Fe0  1  0.000  0.000  0.000  1.0
  Sb  Sb1  1  0.500  0.500  0.000  1.0
  Rh  Rh2  1  0.750  0.250  0.500  1.0
  Rh  Rh3  1  0.250  0.750  0.500  1.0
[/CIF]
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