Li2SmCe(MoO4)4 crystallizes in the tetragonal P-4 space group. Li(1) is bonded in a distorted tetrahedral geometry to two equivalent O(3) and two equivalent O(4) atoms. Sm(1) is bonded in a distorted body-centered cubic geometry to four equivalent O(1) and four equivalent O(4) atoms. Ce(1) is bonded in a distorted body-centered cubic geometry to four equivalent O(2) and four equivalent O(3) atoms. There are three inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. In the second Mo site, Mo(2) is bonded in a body-centered cubic geometry to four equivalent O(1) and four equivalent O(4) atoms. In the third Mo site, Mo(3) is bonded in a distorted body-centered cubic geometry to four equivalent O(2) and four equivalent O(3) atoms. There are four inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Sm(1), one Mo(1), and one Mo(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Ce(1), one Mo(1), and one Mo(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Li(1), one Ce(1), one Mo(1), and one Mo(3) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Li(1), one Sm(1), one Mo(1), and one Mo(2) atom.
Li2SmCe(MoO4)4 crystallizes in the tetragonal P-4 space group. Li(1) is bonded in a distorted tetrahedral geometry to two equivalent O(3) and two equivalent O(4) atoms. Both Li(1)-O(3) bond lengths are 2.01 Å. Both Li(1)-O(4) bond lengths are 2.01 Å. Sm(1) is bonded in a distorted body-centered cubic geometry to four equivalent O(1) and four equivalent O(4) atoms. All Sm(1)-O(1) bond lengths are 2.20 Å. All Sm(1)-O(4) bond lengths are 2.61 Å. Ce(1) is bonded in a distorted body-centered cubic geometry to four equivalent O(2) and four equivalent O(3) atoms. All Ce(1)-O(2) bond lengths are 2.15 Å. All Ce(1)-O(3) bond lengths are 2.65 Å. There are three inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. Both Mo(1)-O(1) bond lengths are 1.99 Å. Both Mo(1)-O(2) bond lengths are 2.00 Å. Both Mo(1)-O(3) bond lengths are 2.20 Å. Both Mo(1)-O(4) bond lengths are 2.21 Å. In the second Mo site, Mo(2) is bonded in a body-centered cubic geometry to four equivalent O(1) and four equivalent O(4) atoms. All Mo(2)-O(1) bond lengths are 2.09 Å. All Mo(2)-O(4) bond lengths are 2.11 Å. In the third Mo site, Mo(3) is bonded in a distorted body-centered cubic geometry to four equivalent O(2) and four equivalent O(3) atoms. All Mo(3)-O(2) bond lengths are 2.16 Å. All Mo(3)-O(3) bond lengths are 2.12 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Sm(1), one Mo(1), and one Mo(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Ce(1), one Mo(1), and one Mo(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Li(1), one Ce(1), one Mo(1), and one Mo(3) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Li(1), one Sm(1), one Mo(1), and one Mo(2) atom.