Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “B-H-O-Rb”

Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.

Materials Data on Rb2B10H6O19 by Materials Project

Rb2B10H6O19 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Rb1+ sites. In the first Rb1+ site, Rb1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Rb–O bond distances ranging from 3.02–3.30 Å. In the second Rb1+ site, Rb1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Rb–O bond distances ranging from 2.84–3.20 Å. There are ten inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.48 Å) and two longer (1.49 Å) B–O bond length. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.37 Å) and one longer (1.39 Å) B–O bond length. In the third B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.37 Å) and one longer (1.40 Å) B–O bond length. In the fourth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.36 Å) and two longer (1.39 Å) B–O bond length. In the fifth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.37 Å) and two longer (1.39 Å) B–O bond length. In the sixth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.35–1.40 Å. In the seventh B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.37 Å) and one longer (1.40 Å) B–O bond length. In the eighth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.39 Å. In the ninth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.40 Å. In the tenth B3+ site, B3+ is bonded in a tetrahedral geometry to four O2- atoms. All B–O bond lengths are 1.48 Å. There are six inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the third H1+ site, H1+ is bonded in a distorted single-bond geometry to two O2- atoms. There is one shorter (1.00 Å) and one longer (1.68 Å) H–O bond length. In the fourth H1+ site, H1+ is bonded in a distorted linear geometry to two O2- atoms. There is one shorter (1.01 Å) and one longer (1.59 Å) H–O bond length. In the fifth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the sixth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. There are nineteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms. In the second O2- site, O2- is bonded in a bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the third O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two B3+ and one H1+ atom. In the fourth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+, one B3+, and one H1+ atom. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms. In the sixth O2- site, O2- is bonded in a bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the seventh O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms. In the eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to three H1+ atoms. In the ninth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one B3+ and one H1+ atom. In the tenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the eleventh O2- site, O2- is bonded in a bent 120 degrees geometry to one B3+ and one H1+ atom. In the twelfth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the thirteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the fourteenth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the fifteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms. In the sixteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Rb1+, one B3+, and one H1+ atom. In the eighteenth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the nineteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on RbB6H8O7 by Materials Project

RbB5H7O6HBO1 crystallizes in the monoclinic C2/c space group. The structure is two-dimensional and consists of eight borinic acid molecules and two RbB5H7O6 sheets oriented in the (0, 0, 1) direction. In each RbB5H7O6 sheet, Rb is bonded in a 12-coordinate geometry to three H and nine O atoms. There are two shorter (2.89 Å) and one longer (3.02 Å) Rb–H bond lengths. There are a spread of Rb–O bond distances ranging from 2.95–3.32 Å. There are five inequivalent B sites. In the first B site, B is bonded in a single-bond geometry to one O atom. The B–O bond length is 1.44 Å. In the second B site, B is bonded in a single-bond geometry to one O atom. The B–O bond length is 1.46 Å. In the third B site, B is bonded in a single-bond geometry to one O atom. The B–O bond length is 1.45 Å. In the fourth B site, B is bonded in a single-bond geometry to one O atom. The B–O bond length is 1.45 Å. In the fifth B site, B is bonded in a single-bond geometry to one O atom. The B–O bond length is 1.45 Å. There are seven inequivalent H sites. In the first H site, H is bonded in a single-bond geometry to one O atom. The H–O bond length is 0.98 Å. In the second H site, H is bonded in a single-bond geometry to one O atom. The H–O bond length is 1.00 Å. In the third H site, H is bonded in a single-bond geometry to one O atom. The H–O bond length is 0.98 Å. In the fourth H site, H is bonded in a single-bond geometry to one O atom. The H–O bond length is 0.98 Å. In the fifth H site, H is bonded in a single-bond geometry to two equivalent Rb and one O atom. The H–O bond length is 0.99 Å. In the sixth H site, H is bonded in a single-bond geometry to one O atom. The H–O bond length is 0.99 Å. In the seventh H site, H is bonded in a single-bond geometry to one Rb and one O atom. The H–O bond length is 1.00 Å. There are six inequivalent O sites. In the first O site, O is bonded in a distorted bent 120 degrees geometry to one Rb, one B, and one H atom. In the second O site, O is bonded in a 2-coordinate geometry to two equivalent Rb, one B, and one H atom. In the third O site, O is bonded in a bent 120 degrees geometry to two equivalent Rb, one B, and one H atom. In the fourth O site, O is bonded in a distorted bent 120 degrees geometry to one Rb, one B, and one H atom. In the fifth O site, O is bonded in a water-like geometry to one Rb and two H atoms. In the sixth O site, O is bonded in a distorted bent 120 degrees geometry to two equivalent Rb, one B, and one H atom.

36 MATERIALS SCIENCE↗

Materials Data on RbB5(H2O3)4 by Materials Project

RbB5(HO3)4(H2)2 crystallizes in the orthorhombic Aea2 space group. The structure is zero-dimensional and consists of eight hydrogen molecules and four RbB5(HO3)4 clusters. In each RbB5(HO3)4 cluster, Rb1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Rb–O bond distances ranging from 2.66–3.17 Å. There are three inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.46 Å) and two longer (1.52 Å) B–O bond length. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to one H1+ and two O2- atoms. The B–H bond length is 1.19 Å. There is one shorter (1.34 Å) and one longer (1.46 Å) B–O bond length. In the third B3+ site, B3+ is bonded in a bent 150 degrees geometry to two O2- atoms. There is one shorter (1.28 Å) and one longer (1.32 Å) B–O bond length. There are two inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one B3+ atom. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a water-like geometry to two B3+ atoms. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one Rb1+ and one H1+ atom. In the third O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Rb1+ and one O2- atom. The O–O bond length is 1.24 Å. In the fourth O2- site, O2- is bonded in a single-bond geometry to one O2- atom. In the fifth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the sixth O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Rb2B7H5O14 by Materials Project

Rb2B7H5O14 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent Rb1+ sites. In the first Rb1+ site, Rb1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Rb–O bond distances ranging from 2.90–3.31 Å. In the second Rb1+ site, Rb1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Rb–O bond distances ranging from 2.86–3.46 Å. There are seven inequivalent B3+ sites. In the first B3+ site, B3+ is bonded to four O2- atoms to form corner-sharing BO4 tetrahedra. There are a spread of B–O bond distances ranging from 1.44–1.51 Å. In the second B3+ site, B3+ is bonded to four O2- atoms to form corner-sharing BO4 tetrahedra. There are a spread of B–O bond distances ranging from 1.43–1.51 Å. In the third B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.37 Å) and one longer (1.39 Å) B–O bond length. In the fourth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.35–1.40 Å. In the fifth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.40 Å. In the sixth B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.40 Å. In the seventh B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.39 Å. There are five inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the fifth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent Rb1+ and two B3+ atoms. In the second O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the third O2- site, O2- is bonded in a bent 120 degrees geometry to two B3+ atoms. In the fourth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the sixth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the seventh O2- site, O2- is bonded in a bent 120 degrees geometry to two Rb1+ and two B3+ atoms. In the eighth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the ninth O2- site, O2- is bonded in a bent 120 degrees geometry to one Rb1+ and two B3+ atoms. In the tenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one B3+ and one H1+ atom. In the eleventh O2- site, O2- is bonded in a distorted water-like geometry to one Rb1+, one B3+, and one H1+ atom. In the twelfth O2- site, O2- is bonded in a distorted water-like geometry to two Rb1+, one B3+, and one H1+ atom. In the thirteenth O2- site, O2- is bonded in a distorted water-like geometry to one Rb1+, one B3+, and one H1+ atom. In the fourteenth O2- site, O2- is bonded in a distorted water-like geometry to two equivalent Rb1+, one B3+, and one H1+ atom.

36 MATERIALS SCIENCE↗