Materials Data on SrCaDy4Be2O10 by Materials Project
SrCaBe2Dy4O10 crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.47–2.81 Å. Ca2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Ca–O bond distances ranging from 2.42–2.81 Å. There are two inequivalent Be2+ sites. In the first Be2+ site, Be2+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Be–O bond distances ranging from 1.60–1.70 Å. In the second Be2+ site, Be2+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Be–O bond distances ranging from 1.60–1.70 Å. There are four inequivalent Dy3+ sites. In the first Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to eight O2- atoms. There are a spread of Dy–O bond distances ranging from 2.25–2.86 Å. In the second Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to eight O2- atoms. There are a spread of Dy–O bond distances ranging from 2.25–2.89 Å. In the third Dy3+ site, Dy3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Dy–O bond distances ranging from 2.32–2.89 Å. In the fourth Dy3+ site, Dy3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Dy–O bond distances ranging from 2.32–2.78 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded in a 6-coordinate geometry to one Sr2+, one Ca2+, and four Dy3+ atoms. In the second O2- site, O2- is bonded in a 6-coordinate geometry to one Sr2+, one Ca2+, and four Dy3+ atoms. In the third O2- site, O2- is bonded in a 1-coordinate geometry to one Sr2+, one Be2+, and four Dy3+ atoms. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one Sr2+, one Ca2+, one Be2+, and three Dy3+ atoms. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to one Sr2+, one Ca2+, one Be2+, and three Dy3+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to one Ca2+, one Be2+, and four Dy3+ atoms. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent Sr2+, one Be2+, and three Dy3+ atoms. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Ca2+, one Be2+, and three Dy3+ atoms. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to one Sr2+, one Ca2+, one Be2+, and three Dy3+ atoms. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to one Sr2+, one Ca2+, one Be2+, and three Dy3+ atoms.