Rb2CeCu3Te5 is Magnesium tetraboride-derived structured and crystallizes in the monoclinic C2/m space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 8-coordinate geometry to one Te(2), one Te(3), two equivalent Te(4), and four equivalent Te(1) atoms. In the second Rb site, Rb(2) is bonded in a 8-coordinate geometry to one Te(2), one Te(4), two equivalent Te(3), and four equivalent Te(1) atoms. Ce(1) is bonded in a 11-coordinate geometry to four equivalent Cu(1), one Te(3), one Te(4), two equivalent Te(1), and three equivalent Te(2) atoms. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to two equivalent Ce(1), one Te(3), one Te(4), and two equivalent Te(2) atoms. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to two equivalent Te(3) and two equivalent Te(4) atoms. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 7-coordinate geometry to two equivalent Rb(1), two equivalent Rb(2), one Ce(1), and two equivalent Te(1) atoms. In the second Te site, Te(2) is bonded in a 9-coordinate geometry to one Rb(1), one Rb(2), three equivalent Ce(1), and four equivalent Cu(1) atoms. In the third Te site, Te(3) is bonded in a 8-coordinate geometry to one Rb(1), two equivalent Rb(2), one Ce(1), two equivalent Cu(1), and two equivalent Cu(2) atoms. In the fourth Te site, Te(4) is bonded in a 8-coordinate geometry to one Rb(2), two equivalent Rb(1), one Ce(1), two equivalent Cu(1), and two equivalent Cu(2) atoms.
Rb2CeCu3Te5 is Magnesium tetraboride-derived structured and crystallizes in the monoclinic C2/m space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 8-coordinate geometry to one Te(2), one Te(3), two equivalent Te(4), and four equivalent Te(1) atoms. The Rb(1)-Te(2) bond length is 3.95 Å. The Rb(1)-Te(3) bond length is 3.70 Å. Both Rb(1)-Te(4) bond lengths are 3.72 Å. There are two shorter (3.62 Å) and two longer (3.72 Å) Rb(1)-Te(1) bond lengths. In the second Rb site, Rb(2) is bonded in a 8-coordinate geometry to one Te(2), one Te(4), two equivalent Te(3), and four equivalent Te(1) atoms. The Rb(2)-Te(2) bond length is 4.02 Å. The Rb(2)-Te(4) bond length is 3.75 Å. Both Rb(2)-Te(3) bond lengths are 3.77 Å. There are two shorter (3.61 Å) and two longer (3.75 Å) Rb(2)-Te(1) bond lengths. Ce(1) is bonded in a 11-coordinate geometry to four equivalent Cu(1), one Te(3), one Te(4), two equivalent Te(1), and three equivalent Te(2) atoms. There are two shorter (3.32 Å) and two longer (3.33 Å) Ce(1)-Cu(1) bond lengths. The Ce(1)-Te(3) bond length is 3.25 Å. The Ce(1)-Te(4) bond length is 3.26 Å. Both Ce(1)-Te(1) bond lengths are 3.11 Å. There are two shorter (3.27 Å) and one longer (3.33 Å) Ce(1)-Te(2) bond length. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to two equivalent Ce(1), one Te(3), one Te(4), and two equivalent Te(2) atoms. The Cu(1)-Te(3) bond length is 2.60 Å. The Cu(1)-Te(4) bond length is 2.60 Å. There is one shorter (2.79 Å) and one longer (2.81 Å) Cu(1)-Te(2) bond length. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to two equivalent Te(3) and two equivalent Te(4) atoms. Both Cu(2)-Te(3) bond lengths are 2.73 Å. Both Cu(2)-Te(4) bond lengths are 2.73 Å. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 7-coordinate geometry to two equivalent Rb(1), two equivalent Rb(2), one Ce(1), and two equivalent Te(1) atoms. There is one shorter (3.07 Å) and one longer (3.18 Å) Te(1)-Te(1) bond length. In the second Te site, Te(2) is bonded in a 9-coordinate geometry to one Rb(1), one Rb(2), three equivalent Ce(1), and four equivalent Cu(1) atoms. In the third Te site, Te(3) is bonded in a 8-coordinate geometry to one Rb(1), two equivalent Rb(2), one Ce(1), two equivalent Cu(1), and two equivalent Cu(2) atoms. In the fourth Te site, Te(4) is bonded in a 8-coordinate geometry to one Rb(2), two equivalent Rb(1), one Ce(1), two equivalent Cu(1), and two equivalent Cu(2) atoms.