The crystal structure described by Pt2FeCo crystallizes in the trigonal R3m space group. Fe(1) is bonded to six equivalent Fe(1), three equivalent Co(1), and three equivalent Pt(1) atoms to form distorted FeFe6Co3Pt3 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, and faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra. Co(1) is bonded to three equivalent Fe(1), six equivalent Co(1), and three equivalent Pt(2) atoms to form distorted CoFe3Co6Pt3 cuboctahedra that share corners with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, and faces with six equivalent Pt(2)Co3Pt9 cuboctahedra. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to three equivalent Fe(1) and three equivalent Pt(2) atoms to form distorted PtFe3Pt3 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, and edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra. In the second Pt site, Pt(2) is bonded to three equivalent Co(1), three equivalent Pt(1), and six equivalent Pt(2) atoms to form distorted PtCo3Pt9 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, and faces with six equivalent Pt(2)Co3Pt9 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_FeCoPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.747
_cell_length_b   8.747
_cell_length_c   8.747
_cell_angle_alpha   17.615
_cell_angle_beta   17.615
_cell_angle_gamma   17.615
_symmetry_Int_Tables_number   1
_cell_volume   53.499
_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  0.743  0.743  0.743  1.0
  Co  Co1  1  0.007  0.007  0.007  1.0
  Pt  Pt2  1  0.493  0.493  0.493  1.0
  Pt  Pt3  1  0.256  0.256  0.256  1.0
[/CIF]
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The crystal structure described by Pt2FeCo crystallizes in the trigonal R3m space group. Fe(1) is bonded to six equivalent Fe(1), three equivalent Co(1), and three equivalent Pt(1) atoms to form distorted FeFe6Co3Pt3 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, and faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra. Co(1) is bonded to three equivalent Fe(1), six equivalent Co(1), and three equivalent Pt(2) atoms to form distorted CoFe3Co6Pt3 cuboctahedra that share corners with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, and faces with six equivalent Pt(2)Co3Pt9 cuboctahedra. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to three equivalent Fe(1) and three equivalent Pt(2) atoms to form distorted PtFe3Pt3 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, and edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra. In the second Pt site, Pt(2) is bonded to three equivalent Co(1), three equivalent Pt(1), and six equivalent Pt(2) atoms to form distorted PtCo3Pt9 cuboctahedra that share corners with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, corners with six equivalent Pt(2)Co3Pt9 cuboctahedra, corners with six equivalent Pt(1)Fe3Pt3 cuboctahedra, edges with six equivalent Fe(1)Fe6Co3Pt3 cuboctahedra, edges with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, edges with six equivalent Pt(2)Co3Pt9 cuboctahedra, edges with six equivalent Pt(1)Fe3Pt3 cuboctahedra, faces with six equivalent Co(1)Fe3Co6Pt3 cuboctahedra, and faces with six equivalent Pt(2)Co3Pt9 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_FeCoPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.747
_cell_length_b   8.747
_cell_length_c   8.747
_cell_angle_alpha   17.615
_cell_angle_beta   17.615
_cell_angle_gamma   17.615
_symmetry_Int_Tables_number   1
_cell_volume   53.499
_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  0.743  0.743  0.743  1.0
  Co  Co1  1  0.007  0.007  0.007  1.0
  Pt  Pt2  1  0.493  0.493  0.493  1.0
  Pt  Pt3  1  0.256  0.256  0.256  1.0
[/CIF]
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