The compound described by RuSr2EuCeCu2O10 crystallizes in the monoclinic Cm space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to four equivalent O(1), four equivalent O(3), and four equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(2)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ru(1)O6 octahedra, and faces with four equivalent Cu(1)O5 square pyramids. In the second Sr site, Sr(2) is bonded to four equivalent O(2), four equivalent O(4), and four equivalent O(6) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with four equivalent Sr(2)O12 cuboctahedra, faces with four equivalent Ru(1)O6 octahedra, and faces with four equivalent Cu(2)O5 square pyramids. Eu(1) is bonded in a body-centered cubic geometry to four equivalent O(3) and four equivalent O(5) atoms. Ce(1) is bonded in a body-centered cubic geometry to four equivalent O(4) and four equivalent O(5) atoms. Ru(1) is bonded to one O(1), one O(2), and four equivalent O(6) atoms to form RuO6 octahedra that share corners with four equivalent Ru(1)O6 octahedra,  a cornercorner with one Cu(1)O5 square pyramid,  a cornercorner with one Cu(2)O5 square pyramid, faces with four equivalent Sr(1)O12 cuboctahedra, and faces with four equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 4°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1) and four equivalent O(3) atoms to form CuO5 square pyramids that share  a cornercorner with one Ru(1)O6 octahedra, corners with four equivalent Cu(1)O5 square pyramids, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. In the second Cu site, Cu(2) is bonded to one O(2) and four equivalent O(4) atoms to form CuO5 square pyramids that share  a cornercorner with one Ru(1)O6 octahedra, corners with four equivalent Cu(2)O5 square pyramids, and faces with four equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. There are six inequivalent O sites. In the first O site, O(1) is bonded to four equivalent Sr(1), one Ru(1), and one Cu(1) atom to form distorted OSr4CuRu octahedra that share  a cornercorner with one O(2)Sr4CuRu octahedra, corners with four equivalent O(1)Sr4CuRu octahedra, corners with eight equivalent O(3)Sr2Eu2Cu2 octahedra, edges with four equivalent O(1)Sr4CuRu octahedra, and faces with four equivalent O(3)Sr2Eu2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 7-55°. In the second O site, O(2) is bonded to four equivalent Sr(2), one Ru(1), and one Cu(2) atom to form distorted OSr4CuRu octahedra that share  a cornercorner with one O(1)Sr4CuRu octahedra, corners with four equivalent O(2)Sr4CuRu octahedra, corners with eight equivalent O(4)Sr2Ce2Cu2 octahedra, edges with four equivalent O(2)Sr4CuRu octahedra, and faces with four equivalent O(4)Sr2Ce2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 7-58°. In the third O site, O(3) is bonded to two equivalent Sr(1), two equivalent Eu(1), and two equivalent Cu(1) atoms to form distorted OSr2Eu2Cu2 octahedra that share corners with two equivalent O(3)Sr2Eu2Cu2 octahedra, corners with four equivalent O(1)Sr4CuRu octahedra, corners with six equivalent O(5)Ce2Eu2 tetrahedra, edges with two equivalent O(3)Sr2Eu2Cu2 octahedra,  an edgeedge with one O(5)Ce2Eu2 tetrahedra, faces with two equivalent O(1)Sr4CuRu octahedra, and faces with four equivalent O(3)Sr2Eu2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 8-55°. In the fourth O site, O(4) is bonded to two equivalent Sr(2), two equivalent Ce(1), and two equivalent Cu(2) atoms to form distorted OSr2Ce2Cu2 octahedra that share corners with two equivalent O(4)Sr2Ce2Cu2 octahedra, corners with four equivalent O(2)Sr4CuRu octahedra, corners with six equivalent O(5)Ce2Eu2 tetrahedra, edges with two equivalent O(4)Sr2Ce2Cu2 octahedra,  an edgeedge with one O(5)Ce2Eu2 tetrahedra, faces with two equivalent O(2)Sr4CuRu octahedra, and faces with four equivalent O(4)Sr2Ce2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 11-58°. In the fifth O site, O(5) is bonded to two equivalent Eu(1) and two equivalent Ce(1) atoms to form OCe2Eu2 tetrahedra that share corners with six equivalent O(4)Sr2Ce2Cu2 octahedra, corners with six equivalent O(3)Sr2Eu2Cu2 octahedra, corners with four equivalent O(5)Ce2Eu2 tetrahedra,  an edgeedge with one O(4)Sr2Ce2Cu2 octahedra,  an edgeedge with one O(3)Sr2Eu2Cu2 octahedra, and edges with four equivalent O(5)Ce2Eu2 tetrahedra. The corner-sharing octahedral tilt angles range from 4-71°. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ru(1) atoms. is represented by the CIF card [CIF]
data_Sr2CeEuCu2RuO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.898
_cell_length_b   3.898
_cell_length_c   14.731
_cell_angle_alpha   82.360
_cell_angle_beta   82.415
_cell_angle_gamma   89.923
_symmetry_Int_Tables_number   1
_cell_volume   219.833
_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
  Sr  Sr0  1  0.575  0.584  0.841  1.0
  Sr  Sr1  1  0.417  0.430  0.153  1.0
  Ce  Ce2  1  0.293  0.294  0.412  1.0
  Eu  Eu3  1  0.704  0.705  0.591  1.0
  Cu  Cu4  1  0.141  0.145  0.714  1.0
  Cu  Cu5  1  0.855  0.859  0.286  1.0
  Ru  Ru6  1  0.973  0.027  0.000  1.0
  O  O7  1  0.063  0.071  0.866  1.0
  O  O8  1  0.926  0.938  0.136  1.0
  O  O9  1  0.646  0.149  0.705  1.0
  O  O10  1  0.147  0.650  0.705  1.0
  O  O11  1  0.348  0.852  0.300  1.0
  O  O12  1  0.849  0.352  0.300  1.0
  O  O13  1  0.753  0.253  0.494  1.0
  O  O14  1  0.253  0.753  0.494  1.0
  O  O15  1  0.474  0.044  0.002  1.0
  O  O16  1  0.954  0.523  0.002  1.0
[/CIF]
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The compound described by RuSr2EuCeCu2O10 crystallizes in the monoclinic Cm space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to four equivalent O(1), four equivalent O(3), and four equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(2)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ru(1)O6 octahedra, and faces with four equivalent Cu(1)O5 square pyramids. In the second Sr site, Sr(2) is bonded to four equivalent O(2), four equivalent O(4), and four equivalent O(6) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with four equivalent Sr(2)O12 cuboctahedra, faces with four equivalent Ru(1)O6 octahedra, and faces with four equivalent Cu(2)O5 square pyramids. Eu(1) is bonded in a body-centered cubic geometry to four equivalent O(3) and four equivalent O(5) atoms. Ce(1) is bonded in a body-centered cubic geometry to four equivalent O(4) and four equivalent O(5) atoms. Ru(1) is bonded to one O(1), one O(2), and four equivalent O(6) atoms to form RuO6 octahedra that share corners with four equivalent Ru(1)O6 octahedra,  a cornercorner with one Cu(1)O5 square pyramid,  a cornercorner with one Cu(2)O5 square pyramid, faces with four equivalent Sr(1)O12 cuboctahedra, and faces with four equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 4°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1) and four equivalent O(3) atoms to form CuO5 square pyramids that share  a cornercorner with one Ru(1)O6 octahedra, corners with four equivalent Cu(1)O5 square pyramids, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. In the second Cu site, Cu(2) is bonded to one O(2) and four equivalent O(4) atoms to form CuO5 square pyramids that share  a cornercorner with one Ru(1)O6 octahedra, corners with four equivalent Cu(2)O5 square pyramids, and faces with four equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. There are six inequivalent O sites. In the first O site, O(1) is bonded to four equivalent Sr(1), one Ru(1), and one Cu(1) atom to form distorted OSr4CuRu octahedra that share  a cornercorner with one O(2)Sr4CuRu octahedra, corners with four equivalent O(1)Sr4CuRu octahedra, corners with eight equivalent O(3)Sr2Eu2Cu2 octahedra, edges with four equivalent O(1)Sr4CuRu octahedra, and faces with four equivalent O(3)Sr2Eu2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 7-55°. In the second O site, O(2) is bonded to four equivalent Sr(2), one Ru(1), and one Cu(2) atom to form distorted OSr4CuRu octahedra that share  a cornercorner with one O(1)Sr4CuRu octahedra, corners with four equivalent O(2)Sr4CuRu octahedra, corners with eight equivalent O(4)Sr2Ce2Cu2 octahedra, edges with four equivalent O(2)Sr4CuRu octahedra, and faces with four equivalent O(4)Sr2Ce2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 7-58°. In the third O site, O(3) is bonded to two equivalent Sr(1), two equivalent Eu(1), and two equivalent Cu(1) atoms to form distorted OSr2Eu2Cu2 octahedra that share corners with two equivalent O(3)Sr2Eu2Cu2 octahedra, corners with four equivalent O(1)Sr4CuRu octahedra, corners with six equivalent O(5)Ce2Eu2 tetrahedra, edges with two equivalent O(3)Sr2Eu2Cu2 octahedra,  an edgeedge with one O(5)Ce2Eu2 tetrahedra, faces with two equivalent O(1)Sr4CuRu octahedra, and faces with four equivalent O(3)Sr2Eu2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 8-55°. In the fourth O site, O(4) is bonded to two equivalent Sr(2), two equivalent Ce(1), and two equivalent Cu(2) atoms to form distorted OSr2Ce2Cu2 octahedra that share corners with two equivalent O(4)Sr2Ce2Cu2 octahedra, corners with four equivalent O(2)Sr4CuRu octahedra, corners with six equivalent O(5)Ce2Eu2 tetrahedra, edges with two equivalent O(4)Sr2Ce2Cu2 octahedra,  an edgeedge with one O(5)Ce2Eu2 tetrahedra, faces with two equivalent O(2)Sr4CuRu octahedra, and faces with four equivalent O(4)Sr2Ce2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 11-58°. In the fifth O site, O(5) is bonded to two equivalent Eu(1) and two equivalent Ce(1) atoms to form OCe2Eu2 tetrahedra that share corners with six equivalent O(4)Sr2Ce2Cu2 octahedra, corners with six equivalent O(3)Sr2Eu2Cu2 octahedra, corners with four equivalent O(5)Ce2Eu2 tetrahedra,  an edgeedge with one O(4)Sr2Ce2Cu2 octahedra,  an edgeedge with one O(3)Sr2Eu2Cu2 octahedra, and edges with four equivalent O(5)Ce2Eu2 tetrahedra. The corner-sharing octahedral tilt angles range from 4-71°. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Ru(1) atoms. is represented by the CIF card [CIF]
data_Sr2CeEuCu2RuO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.898
_cell_length_b   3.898
_cell_length_c   14.731
_cell_angle_alpha   82.360
_cell_angle_beta   82.415
_cell_angle_gamma   89.923
_symmetry_Int_Tables_number   1
_cell_volume   219.833
_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
  Sr  Sr0  1  0.575  0.584  0.841  1.0
  Sr  Sr1  1  0.417  0.430  0.153  1.0
  Ce  Ce2  1  0.293  0.294  0.412  1.0
  Eu  Eu3  1  0.704  0.705  0.591  1.0
  Cu  Cu4  1  0.141  0.145  0.714  1.0
  Cu  Cu5  1  0.855  0.859  0.286  1.0
  Ru  Ru6  1  0.973  0.027  0.000  1.0
  O  O7  1  0.063  0.071  0.866  1.0
  O  O8  1  0.926  0.938  0.136  1.0
  O  O9  1  0.646  0.149  0.705  1.0
  O  O10  1  0.147  0.650  0.705  1.0
  O  O11  1  0.348  0.852  0.300  1.0
  O  O12  1  0.849  0.352  0.300  1.0
  O  O13  1  0.753  0.253  0.494  1.0
  O  O14  1  0.253  0.753  0.494  1.0
  O  O15  1  0.474  0.044  0.002  1.0
  O  O16  1  0.954  0.523  0.002  1.0
[/CIF]
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