The compound described by Ce4(RhSi3)3 crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 14-coordinate geometry to four equivalent Rh(2), two equivalent Si(2), two equivalent Si(5), two equivalent Si(7), and four equivalent Si(3) atoms. In the second Ce site, Ce(2) is bonded in a 14-coordinate geometry to four equivalent Rh(3), two equivalent Si(1), two equivalent Si(6), two equivalent Si(8), and four equivalent Si(4) atoms. In the third Ce site, Ce(3) is bonded in a 14-coordinate geometry to two equivalent Si(4), two equivalent Si(5), two equivalent Si(7), four equivalent Si(1), and four equivalent Si(9) atoms. In the fourth Ce site, Ce(4) is bonded in a 14-coordinate geometry to four equivalent Rh(1), two equivalent Si(3), two equivalent Si(6), two equivalent Si(8), and four equivalent Si(2) atoms. There are three inequivalent Rh sites. In the first Rh site, Rh(1) is bonded in a 5-coordinate geometry to four equivalent Ce(4), one Si(2), two equivalent Si(6), and two equivalent Si(8) atoms. In the second Rh site, Rh(2) is bonded in a 5-coordinate geometry to four equivalent Ce(1), one Si(3), two equivalent Si(5), and two equivalent Si(7) atoms. In the third Rh site, Rh(3) is bonded in a 5-coordinate geometry to four equivalent Ce(2), one Si(4), two equivalent Si(6), and two equivalent Si(8) atoms. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded in a 9-coordinate geometry to two equivalent Ce(2), four equivalent Ce(3), one Si(9), and two equivalent Si(4) atoms. In the second Si site, Si(2) is bonded in a distorted single-bond geometry to two equivalent Ce(1), four equivalent Ce(4), one Rh(1), and two equivalent Si(3) atoms. In the third Si site, Si(3) is bonded in a distorted single-bond geometry to two equivalent Ce(4), four equivalent Ce(1), one Rh(2), and two equivalent Si(2) atoms. In the fourth Si site, Si(4) is bonded in a distorted single-bond geometry to two equivalent Ce(3), four equivalent Ce(2), one Rh(3), and two equivalent Si(1) atoms. In the fifth Si site, Si(5) is bonded in a distorted bent 120 degrees geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Rh(2), and two equivalent Si(9) atoms. In the sixth Si site, Si(6) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Rh(1), and two equivalent Rh(3) atoms. In the seventh Si site, Si(7) is bonded in a distorted bent 120 degrees geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Rh(2), and two equivalent Si(9) atoms. In the eighth Si site, Si(8) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Rh(1), and two equivalent Rh(3) atoms. In the ninth Si site, Si(9) is bonded in a 9-coordinate geometry to four equivalent Ce(3), one Si(1), two equivalent Si(5), and two equivalent Si(7) atoms. is represented by the CIF card [CIF]
data_Ce4(Si3Rh)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.187
_cell_length_b   4.214
_cell_length_c   16.680
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   294.344
_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
  Ce  Ce0  1  0.250  0.000  0.401  1.0
  Ce  Ce1  1  0.250  0.500  0.896  1.0
  Ce  Ce2  1  0.750  0.500  0.112  1.0
  Ce  Ce3  1  0.750  0.000  0.605  1.0
  Si  Si4  1  0.250  0.000  0.032  1.0
  Si  Si5  1  0.250  0.500  0.536  1.0
  Si  Si6  1  0.750  0.500  0.460  1.0
  Si  Si7  1  0.750  0.000  0.964  1.0
  Si  Si8  1  0.250  0.500  0.251  1.0
  Si  Si9  1  0.250  0.000  0.750  1.0
  Si  Si10  1  0.750  0.000  0.253  1.0
  Si  Si11  1  0.750  0.500  0.751  1.0
  Si  Si12  1  0.250  0.000  0.170  1.0
  Rh  Rh13  1  0.250  0.500  0.678  1.0
  Rh  Rh14  1  0.750  0.500  0.316  1.0
  Rh  Rh15  1  0.750  0.000  0.823  1.0
[/CIF]
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The compound described by Ce4(RhSi3)3 crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 14-coordinate geometry to four equivalent Rh(2), two equivalent Si(2), two equivalent Si(5), two equivalent Si(7), and four equivalent Si(3) atoms. In the second Ce site, Ce(2) is bonded in a 14-coordinate geometry to four equivalent Rh(3), two equivalent Si(1), two equivalent Si(6), two equivalent Si(8), and four equivalent Si(4) atoms. In the third Ce site, Ce(3) is bonded in a 14-coordinate geometry to two equivalent Si(4), two equivalent Si(5), two equivalent Si(7), four equivalent Si(1), and four equivalent Si(9) atoms. In the fourth Ce site, Ce(4) is bonded in a 14-coordinate geometry to four equivalent Rh(1), two equivalent Si(3), two equivalent Si(6), two equivalent Si(8), and four equivalent Si(2) atoms. There are three inequivalent Rh sites. In the first Rh site, Rh(1) is bonded in a 5-coordinate geometry to four equivalent Ce(4), one Si(2), two equivalent Si(6), and two equivalent Si(8) atoms. In the second Rh site, Rh(2) is bonded in a 5-coordinate geometry to four equivalent Ce(1), one Si(3), two equivalent Si(5), and two equivalent Si(7) atoms. In the third Rh site, Rh(3) is bonded in a 5-coordinate geometry to four equivalent Ce(2), one Si(4), two equivalent Si(6), and two equivalent Si(8) atoms. There are nine inequivalent Si sites. In the first Si site, Si(1) is bonded in a 9-coordinate geometry to two equivalent Ce(2), four equivalent Ce(3), one Si(9), and two equivalent Si(4) atoms. In the second Si site, Si(2) is bonded in a distorted single-bond geometry to two equivalent Ce(1), four equivalent Ce(4), one Rh(1), and two equivalent Si(3) atoms. In the third Si site, Si(3) is bonded in a distorted single-bond geometry to two equivalent Ce(4), four equivalent Ce(1), one Rh(2), and two equivalent Si(2) atoms. In the fourth Si site, Si(4) is bonded in a distorted single-bond geometry to two equivalent Ce(3), four equivalent Ce(2), one Rh(3), and two equivalent Si(1) atoms. In the fifth Si site, Si(5) is bonded in a distorted bent 120 degrees geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Rh(2), and two equivalent Si(9) atoms. In the sixth Si site, Si(6) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Rh(1), and two equivalent Rh(3) atoms. In the seventh Si site, Si(7) is bonded in a distorted bent 120 degrees geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Rh(2), and two equivalent Si(9) atoms. In the eighth Si site, Si(8) is bonded in a 4-coordinate geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Rh(1), and two equivalent Rh(3) atoms. In the ninth Si site, Si(9) is bonded in a 9-coordinate geometry to four equivalent Ce(3), one Si(1), two equivalent Si(5), and two equivalent Si(7) atoms. is represented by the CIF card [CIF]
data_Ce4(Si3Rh)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.187
_cell_length_b   4.214
_cell_length_c   16.680
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   294.344
_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
  Ce  Ce0  1  0.250  0.000  0.401  1.0
  Ce  Ce1  1  0.250  0.500  0.896  1.0
  Ce  Ce2  1  0.750  0.500  0.112  1.0
  Ce  Ce3  1  0.750  0.000  0.605  1.0
  Si  Si4  1  0.250  0.000  0.032  1.0
  Si  Si5  1  0.250  0.500  0.536  1.0
  Si  Si6  1  0.750  0.500  0.460  1.0
  Si  Si7  1  0.750  0.000  0.964  1.0
  Si  Si8  1  0.250  0.500  0.251  1.0
  Si  Si9  1  0.250  0.000  0.750  1.0
  Si  Si10  1  0.750  0.000  0.253  1.0
  Si  Si11  1  0.750  0.500  0.751  1.0
  Si  Si12  1  0.250  0.000  0.170  1.0
  Rh  Rh13  1  0.250  0.500  0.678  1.0
  Rh  Rh14  1  0.750  0.500  0.316  1.0
  Rh  Rh15  1  0.750  0.000  0.823  1.0
[/CIF]
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