Ce4Pd3Bi8 crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 11-coordinate geometry to two equivalent Pd(2), one Bi(1), two equivalent Bi(6), two equivalent Bi(8), and four equivalent Bi(3) atoms. In the second Ce site, Ce(2) is bonded to two equivalent Pd(1), two equivalent Pd(3), two equivalent Bi(5), two equivalent Bi(7), and four equivalent Bi(4) atoms to form a mixture of edge, face, and corner-sharing CeBi8Pd4 cuboctahedra. In the third Ce site, Ce(3) is bonded in a 11-coordinate geometry to two equivalent Pd(2), one Bi(3), two equivalent Bi(5), two equivalent Bi(7), and four equivalent Bi(1) atoms. In the fourth Ce site, Ce(4) is bonded to two equivalent Pd(1), two equivalent Pd(3), two equivalent Bi(6), two equivalent Bi(8), and four equivalent Bi(2) atoms to form a mixture of edge, face, and corner-sharing CeBi8Pd4 cuboctahedra. There are three inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Bi(2), and two equivalent Bi(4) atoms. In the second Pd site, Pd(2) is bonded in a body-centered cubic geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Bi(1), and two equivalent Bi(3) atoms. In the third Pd site, Pd(3) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Bi(2), and two equivalent Bi(4) atoms. There are eight inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 7-coordinate geometry to one Ce(1), four equivalent Ce(3), and two equivalent Pd(2) atoms. In the second Bi site, Bi(2) is bonded in a 8-coordinate geometry to four equivalent Ce(4), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the third Bi site, Bi(3) is bonded in a 7-coordinate geometry to one Ce(3), four equivalent Ce(1), and two equivalent Pd(2) atoms. In the fourth Bi site, Bi(4) is bonded in a 8-coordinate geometry to four equivalent Ce(2), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the fifth Bi site, Bi(5) is bonded in a 8-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and four equivalent Bi(7) atoms. In the sixth Bi site, Bi(6) is bonded in a 8-coordinate geometry to two equivalent Ce(1), two equivalent Ce(4), and four equivalent Bi(8) atoms. In the seventh Bi site, Bi(7) is bonded in a 8-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and four equivalent Bi(5) atoms. In the eighth Bi site, Bi(8) is bonded in a 8-coordinate geometry to two equivalent Ce(1), two equivalent Ce(4), and four equivalent Bi(6) atoms.
Ce4Pd3Bi8 crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Ce sites. In the first Ce site, Ce(1) is bonded in a 11-coordinate geometry to two equivalent Pd(2), one Bi(1), two equivalent Bi(6), two equivalent Bi(8), and four equivalent Bi(3) atoms. Both Ce(1)-Pd(2) bond lengths are 3.19 Å. The Ce(1)-Bi(1) bond length is 3.65 Å. Both Ce(1)-Bi(6) bond lengths are 3.52 Å. Both Ce(1)-Bi(8) bond lengths are 3.52 Å. All Ce(1)-Bi(3) bond lengths are 3.36 Å. In the second Ce site, Ce(2) is bonded to two equivalent Pd(1), two equivalent Pd(3), two equivalent Bi(5), two equivalent Bi(7), and four equivalent Bi(4) atoms to form a mixture of edge, face, and corner-sharing CeBi8Pd4 cuboctahedra. Both Ce(2)-Pd(1) bond lengths are 3.27 Å. Both Ce(2)-Pd(3) bond lengths are 3.28 Å. Both Ce(2)-Bi(5) bond lengths are 3.50 Å. Both Ce(2)-Bi(7) bond lengths are 3.50 Å. All Ce(2)-Bi(4) bond lengths are 3.37 Å. In the third Ce site, Ce(3) is bonded in a 11-coordinate geometry to two equivalent Pd(2), one Bi(3), two equivalent Bi(5), two equivalent Bi(7), and four equivalent Bi(1) atoms. Both Ce(3)-Pd(2) bond lengths are 3.19 Å. The Ce(3)-Bi(3) bond length is 3.65 Å. Both Ce(3)-Bi(5) bond lengths are 3.52 Å. Both Ce(3)-Bi(7) bond lengths are 3.52 Å. All Ce(3)-Bi(1) bond lengths are 3.36 Å. In the fourth Ce site, Ce(4) is bonded to two equivalent Pd(1), two equivalent Pd(3), two equivalent Bi(6), two equivalent Bi(8), and four equivalent Bi(2) atoms to form a mixture of edge, face, and corner-sharing CeBi8Pd4 cuboctahedra. Both Ce(4)-Pd(1) bond lengths are 3.28 Å. Both Ce(4)-Pd(3) bond lengths are 3.28 Å. Both Ce(4)-Bi(6) bond lengths are 3.50 Å. Both Ce(4)-Bi(8) bond lengths are 3.50 Å. All Ce(4)-Bi(2) bond lengths are 3.37 Å. There are three inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Bi(2), and two equivalent Bi(4) atoms. Both Pd(1)-Bi(2) bond lengths are 2.81 Å. Both Pd(1)-Bi(4) bond lengths are 2.81 Å. In the second Pd site, Pd(2) is bonded in a body-centered cubic geometry to two equivalent Ce(1), two equivalent Ce(3), two equivalent Bi(1), and two equivalent Bi(3) atoms. Both Pd(2)-Bi(1) bond lengths are 2.75 Å. Both Pd(2)-Bi(3) bond lengths are 2.75 Å. In the third Pd site, Pd(3) is bonded in a distorted body-centered cubic geometry to two equivalent Ce(2), two equivalent Ce(4), two equivalent Bi(2), and two equivalent Bi(4) atoms. Both Pd(3)-Bi(2) bond lengths are 2.81 Å. Both Pd(3)-Bi(4) bond lengths are 2.81 Å. There are eight inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 7-coordinate geometry to one Ce(1), four equivalent Ce(3), and two equivalent Pd(2) atoms. In the second Bi site, Bi(2) is bonded in a 8-coordinate geometry to four equivalent Ce(4), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the third Bi site, Bi(3) is bonded in a 7-coordinate geometry to one Ce(3), four equivalent Ce(1), and two equivalent Pd(2) atoms. In the fourth Bi site, Bi(4) is bonded in a 8-coordinate geometry to four equivalent Ce(2), two equivalent Pd(1), and two equivalent Pd(3) atoms. In the fifth Bi site, Bi(5) is bonded in a 8-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and four equivalent Bi(7) atoms. All Bi(5)-Bi(7) bond lengths are 3.29 Å. In the sixth Bi site, Bi(6) is bonded in a 8-coordinate geometry to two equivalent Ce(1), two equivalent Ce(4), and four equivalent Bi(8) atoms. All Bi(6)-Bi(8) bond lengths are 3.29 Å. In the seventh Bi site, Bi(7) is bonded in a 8-coordinate geometry to two equivalent Ce(2), two equivalent Ce(3), and four equivalent Bi(5) atoms. In the eighth Bi site, Bi(8) is bonded in a 8-coordinate geometry to two equivalent Ce(1), two equivalent Ce(4), and four equivalent Bi(6) atoms.