The material described by BaEuCeNbO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P-1 space group. Ba(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. Eu(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(6), two equivalent O(1), and two equivalent O(4) atoms. There are two inequivalent Ce sites. In the first Ce site, Ce(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form CeO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra and corners with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-29°. In the second Ce site, Ce(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form CeO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra and corners with four equivalent Nb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-30°. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form NbO6 octahedra that share corners with two equivalent Ce(2)O6 octahedra and corners with four equivalent Ce(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 25-30°. In the second Nb site, Nb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form NbO6 octahedra that share corners with two equivalent Ce(1)O6 octahedra and corners with four equivalent Ce(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-29°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Eu(1), one Ce(1), and one Nb(1) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Eu(1), one Ce(2), and one Nb(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Eu(1), one Ce(1), and one Nb(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Eu(1), one Ce(2), and one Nb(2) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Ba(1), one Eu(1), one Ce(2), and one Nb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ba(1), one Eu(1), one Ce(1), and one Nb(2) atom. is represented by the CIF card [CIF]
data_BaCeEuNbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.111
_cell_length_b   6.171
_cell_length_c   8.667
_cell_angle_alpha   90.226
_cell_angle_beta   90.426
_cell_angle_gamma   89.963
_symmetry_Int_Tables_number   1
_cell_volume   326.822
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.510  0.537  0.249  1.0
  Ba  Ba1  1  0.490  0.463  0.751  1.0
  Ce  Ce2  1  0.000  0.500  0.000  1.0
  Ce  Ce3  1  0.500  0.000  0.500  1.0
  Eu  Eu4  1  0.991  0.047  0.252  1.0
  Eu  Eu5  1  0.009  0.953  0.748  1.0
  Nb  Nb6  1  0.500  0.000  0.000  1.0
  Nb  Nb7  1  0.000  0.500  0.500  1.0
  O  O8  1  0.224  0.187  0.954  1.0
  O  O9  1  0.265  0.700  0.541  1.0
  O  O10  1  0.776  0.813  0.046  1.0
  O  O11  1  0.735  0.300  0.459  1.0
  O  O12  1  0.303  0.733  0.957  1.0
  O  O13  1  0.183  0.222  0.544  1.0
  O  O14  1  0.697  0.267  0.043  1.0
  O  O15  1  0.817  0.778  0.456  1.0
  O  O16  1  0.406  0.991  0.231  1.0
  O  O17  1  0.069  0.471  0.268  1.0
  O  O18  1  0.594  0.009  0.769  1.0
  O  O19  1  0.931  0.529  0.732  1.0
[/CIF]
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The material described by BaEuCeNbO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P-1 space group. Ba(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. Eu(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(6), two equivalent O(1), and two equivalent O(4) atoms. There are two inequivalent Ce sites. In the first Ce site, Ce(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form CeO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra and corners with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-29°. In the second Ce site, Ce(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form CeO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra and corners with four equivalent Nb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-30°. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form NbO6 octahedra that share corners with two equivalent Ce(2)O6 octahedra and corners with four equivalent Ce(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 25-30°. In the second Nb site, Nb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form NbO6 octahedra that share corners with two equivalent Ce(1)O6 octahedra and corners with four equivalent Ce(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-29°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Eu(1), one Ce(1), and one Nb(1) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Eu(1), one Ce(2), and one Nb(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Eu(1), one Ce(1), and one Nb(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Eu(1), one Ce(2), and one Nb(2) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Ba(1), one Eu(1), one Ce(2), and one Nb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ba(1), one Eu(1), one Ce(1), and one Nb(2) atom. is represented by the CIF card [CIF]
data_BaCeEuNbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.111
_cell_length_b   6.171
_cell_length_c   8.667
_cell_angle_alpha   90.226
_cell_angle_beta   90.426
_cell_angle_gamma   89.963
_symmetry_Int_Tables_number   1
_cell_volume   326.822
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.510  0.537  0.249  1.0
  Ba  Ba1  1  0.490  0.463  0.751  1.0
  Ce  Ce2  1  0.000  0.500  0.000  1.0
  Ce  Ce3  1  0.500  0.000  0.500  1.0
  Eu  Eu4  1  0.991  0.047  0.252  1.0
  Eu  Eu5  1  0.009  0.953  0.748  1.0
  Nb  Nb6  1  0.500  0.000  0.000  1.0
  Nb  Nb7  1  0.000  0.500  0.500  1.0
  O  O8  1  0.224  0.187  0.954  1.0
  O  O9  1  0.265  0.700  0.541  1.0
  O  O10  1  0.776  0.813  0.046  1.0
  O  O11  1  0.735  0.300  0.459  1.0
  O  O12  1  0.303  0.733  0.957  1.0
  O  O13  1  0.183  0.222  0.544  1.0
  O  O14  1  0.697  0.267  0.043  1.0
  O  O15  1  0.817  0.778  0.456  1.0
  O  O16  1  0.406  0.991  0.231  1.0
  O  O17  1  0.069  0.471  0.268  1.0
  O  O18  1  0.594  0.009  0.769  1.0
  O  O19  1  0.931  0.529  0.732  1.0
[/CIF]
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