Materials Data on Sn13Pd20 by Materials Project
Pd20Sn13 crystallizes in the monoclinic C2 space group. The structure is three-dimensional. there are twenty-two inequivalent Pd sites. In the first Pd site, Pd is bonded to six Pd and six Sn atoms to form a mixture of distorted face and corner-sharing PdSn6Pd6 cuboctahedra. There are a spread of Pd–Pd bond distances ranging from 2.87–3.02 Å. There are a spread of Pd–Sn bond distances ranging from 2.81–2.99 Å. In the second Pd site, Pd is bonded to six Pd and six Sn atoms to form a mixture of distorted face and corner-sharing PdSn6Pd6 cuboctahedra. There are a spread of Pd–Pd bond distances ranging from 2.89–3.00 Å. There are a spread of Pd–Sn bond distances ranging from 2.81–2.95 Å. In the third Pd site, Pd is bonded to six Pd and six Sn atoms to form a mixture of distorted face and corner-sharing PdSn6Pd6 cuboctahedra. There are a spread of Pd–Pd bond distances ranging from 2.84–2.99 Å. There are a spread of Pd–Sn bond distances ranging from 2.80–2.96 Å. In the fourth Pd site, Pd is bonded in a 11-coordinate geometry to five Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.83–3.03 Å. There are a spread of Pd–Sn bond distances ranging from 2.69–2.96 Å. In the fifth Pd site, Pd is bonded in a 5-coordinate geometry to six Pd and five Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.83–3.02 Å. There are a spread of Pd–Sn bond distances ranging from 2.68–2.97 Å. In the sixth Pd site, Pd is bonded in a 6-coordinate geometry to five Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.86–3.08 Å. There are a spread of Pd–Sn bond distances ranging from 2.71–2.98 Å. In the seventh Pd site, Pd is bonded in a 6-coordinate geometry to five Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.89–3.04 Å. There are a spread of Pd–Sn bond distances ranging from 2.69–2.95 Å. In the eighth Pd site, Pd is bonded in a 6-coordinate geometry to five Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.88–3.02 Å. There are a spread of Pd–Sn bond distances ranging from 2.70–2.98 Å. In the ninth Pd site, Pd is bonded in a 5-coordinate geometry to six Pd and five Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.82–3.03 Å. There are a spread of Pd–Sn bond distances ranging from 2.67–2.90 Å. In the tenth Pd site, Pd is bonded in a 3-coordinate geometry to seven Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.85–3.04 Å. There are a spread of Pd–Sn bond distances ranging from 2.78–3.29 Å. In the eleventh Pd site, Pd is bonded in a 4-coordinate geometry to six Pd and seven Sn atoms. There are one shorter (2.89 Å) and one longer (3.03 Å) Pd–Pd bond lengths. There are a spread of Pd–Sn bond distances ranging from 2.78–3.37 Å. In the twelfth Pd site, Pd is bonded in a 4-coordinate geometry to six Pd and seven Sn atoms. There are one shorter (2.87 Å) and one longer (2.97 Å) Pd–Pd bond lengths. There are a spread of Pd–Sn bond distances ranging from 2.82–3.38 Å. In the thirteenth Pd site, Pd is bonded in a 12-coordinate geometry to six Pd and six Sn atoms. There are two shorter (2.88 Å) and two longer (3.00 Å) Pd–Pd bond lengths. There are a spread of Pd–Sn bond distances ranging from 2.77–2.92 Å. In the fourteenth Pd site, Pd is bonded in a 12-coordinate geometry to six Pd and six Sn atoms. There are a spread of Pd–Pd bond distances ranging from 2.83–3.02 Å. There are a spread of Pd–Sn bond distances ranging from 2.78–2.96 Å. In the fifteenth Pd site, Pd is bonded in a 5-coordinate geometry to six Pd and five Sn atoms. There are one shorter (2.86 Å) and one longer (2.98 Å) Pd–Pd bond lengths. There are a spread of Pd–Sn bond distances ranging from 2.68–2.85 Å. In the sixteenth Pd site, Pd is bonded in a 6-coordinate geometry to five Pd and six Sn atoms. The Pd–Pd bond length is 2.98 Å. There are a spread of Pd–Sn bond distances ranging from 2.71–2.93 Å. In the seventeenth Pd site, Pd is bonded in a 6-coordinate geometry to five Pd and six Sn atoms. The Pd–Pd bond length is 2.97 Å. There are a spread of Pd–Sn bond distances ranging from 2.69–2.94 Å. In the eighteenth Pd site, Pd is bonded in a 12-coordinate geometry to six Pd and six Sn atoms. There are a spread of Pd–Sn bond distances ranging from 2.77–2.88 Å. In the nineteenth Pd site, Pd is bonded in a 12-coordinate geometry to six Pd and six Sn atoms. There are a spread of Pd–Sn bond distances ranging from 2.78–2.92 Å. In the twentieth Pd site, Pd is bonded to six Pd and six Sn atoms to form a mixture of distorted face and corner-sharing PdSn6Pd6 cuboctahedra. There are a spread of Pd–Sn bond distances ranging from 2.83–2.96 Å. In the twenty-first Pd site, Pd is bonded to six Pd and six Sn atoms to form a mixture of distorted face and corner-sharing PdSn6Pd6 cuboctahedra. There are a spread of Pd–Sn bond distances ranging from 2.80–2.99 Å. In the twenty-second Pd site, Pd is bonded in a 12-coordinate geometry to eight Pd and six Sn atoms. There are a spread of Pd–Sn bond distances ranging from 3.19–3.25 Å. There are thirteen inequivalent Sn sites. In the first Sn site, Sn is bonded in a 8-coordinate geometry to nine Pd atoms. In the second Sn site, Sn is bonded in a 9-coordinate geometry to nine Pd atoms. In the third Sn site, Sn is bonded in a 10-coordinate geometry to ten Pd atoms. In the fourth Sn site, Sn is bonded in a 8-coordinate geometry to nine Pd atoms. In the fifth Sn site, Sn is bonded in a 10-coordinate geometry to ten Pd atoms. In the sixth Sn site, Sn is bonded in a 9-coordinate geometry to nine Pd atoms. In the seventh Sn site, Sn is bonded in a 10-coordinate geometry to ten Pd atoms. In the eighth Sn site, Sn is bonded in a 10-coordinate geometry to ten Pd atoms. In the ninth Sn site, Sn is bonded in a 10-coordinate geometry to ten Pd atoms. In the tenth Sn site, Sn is bonded in a 7-coordinate geometry to nine Pd atoms. In the eleventh Sn site, Sn is bonded in a 7-coordinate geometry to eight Pd atoms. In the twelfth Sn site, Sn is bonded in a 7-coordinate geometry to eight Pd atoms. In the thirteenth Sn site, Sn is bonded in a distorted body-centered cubic geometry to eight Pd atoms.