Search NASA⌕ Search

SEARCH · Search NASA

Results for “zircon”

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.

At least 703 records · Page 39
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on TbGd3(PO4)4 by Materials Project

TbGd3(PO4)4 is Zircon-derived structured and crystallizes in the monoclinic Cm space group. The structure is three-dimensional. Tb3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.36 Å) and four longer (2.42 Å) Tb–O bond lengths. There are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.37 Å) and four longer (2.43 Å) Gd–O bond lengths. In the second Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.36–2.44 Å. In the third Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.37–2.44 Å. There are three inequivalent P5+ sites. In the first P5+ site, P5+ is bonded in a tetrahedral geometry to four O2- atoms. There is one shorter (1.55 Å) and three longer (1.56 Å) P–O bond length. In the second P5+ site, P5+ is bonded in a tetrahedral geometry to four O2- atoms. There is three shorter (1.55 Å) and one longer (1.56 Å) P–O bond length. In the third P5+ site, P5+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.55 Å) and two longer (1.56 Å) P–O bond length. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. In the third O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. The O–P bond length is 1.55 Å. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. The O–P bond length is 1.56 Å. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one P5+ atom. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to one Tb3+, one Gd3+, and one P5+ atom. The O–P bond length is 1.56 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YLuCr2O8 by Materials Project

LuYCr2O8 is Zircon-derived structured and crystallizes in the tetragonal I-4m2 space group. The structure is three-dimensional. Lu3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.29 Å) and four longer (2.40 Å) Lu–O bond lengths. Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.31 Å) and four longer (2.44 Å) Y–O bond lengths. There are two inequivalent Cr5+ sites. In the first Cr5+ site, Cr5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Cr–O bond lengths are 1.72 Å. In the second Cr5+ site, Cr5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Cr–O bond lengths are 1.73 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Lu3+, one Y3+, and one Cr5+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one Lu3+, one Y3+, and one Cr5+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2CePr(MoO4)4 by Materials Project

Li2PrCe(MoO4)4 is Zircon-derived structured and crystallizes in the tetragonal P-4 space group. The structure is three-dimensional. Li1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.48 Å) and four longer (2.53 Å) Li–O bond lengths. Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.46 Å) and four longer (2.50 Å) Pr–O bond lengths. Ce3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.46 Å) and four longer (2.50 Å) Ce–O bond lengths. There are three inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four O2- atoms. All Mo–O bond lengths are 1.81 Å. In the second Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. In the third Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Ce3+, and one Mo6+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Pr3+, and one Mo6+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Ce3+, and one Mo6+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Pr3+, and one Mo6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KLa(WO4)2 by Materials Project

KLa(WO4)2 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.68 Å) and four longer (2.76 Å) K–O bond lengths. La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.54 Å) and four longer (2.59 Å) La–O bond lengths. There are two inequivalent W6+ sites. In the first W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.83 Å. In the second W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.83 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to one K1+, one La3+, and one W6+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one K1+, one La3+, and one W6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaWO4 by Materials Project

BaWO4 is Zircon-like structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are two shorter (2.79 Å) and six longer (2.80 Å) Ba–O bond lengths. W6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.82 Å) and two longer (1.83 Å) W–O bond length. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Ba2+ and one W6+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Ba2+ and one W6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NaNd(MoO4)2 by Materials Project

NaNd(MoO4)2 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.53 Å) and four longer (2.58 Å) Na–O bond lengths. Nd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.47 Å) and four longer (2.50 Å) Nd–O bond lengths. There are two inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. In the second Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Nd3+, and one Mo6+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+, one Nd3+, and one Mo6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LaAsO4 by Materials Project

LaAsO4 is Zircon-like structured and crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional. La3+ is bonded in a 8-coordinate geometry to eight equivalent O2- atoms. There are four shorter (2.52 Å) and four longer (2.56 Å) La–O bond lengths. As5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All As–O bond lengths are 1.73 Å. O2- is bonded in a 1-coordinate geometry to two equivalent La3+ and one As5+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NaEu(MoO4)2 by Materials Project

NaEu(MoO4)2 is Zircon-derived structured and crystallizes in the monoclinic C2 space group. The structure is three-dimensional. Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.49–2.59 Å. Eu3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Eu–O bond distances ranging from 2.45–2.52 Å. There are two inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.80 Å) and two longer (1.81 Å) Mo–O bond length. In the second Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four O2- atoms. All Mo–O bond lengths are 1.81 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Eu3+, and one Mo6+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Eu3+, and one Mo6+ atom. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+, one Eu3+, and one Mo6+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Eu3+, and one Mo6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LaAg(MoO4)2 by Materials Project

AgLaMo2O8 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.50 Å) and four longer (2.56 Å) La–O bond lengths. There are two inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. In the second Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. Ag1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.56 Å) and four longer (2.64 Å) Ag–O bond lengths. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one La3+, one Mo6+, and one Ag1+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one La3+, one Mo6+, and one Ag1+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y2ZrWO8 by Materials Project

Y2ZrWO8 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. there are four inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded in a distorted body-centered cubic geometry to eight O2- atoms. There are four shorter (2.31 Å) and four longer (2.48 Å) Y–O bond lengths. In the second Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.33 Å) and four longer (2.42 Å) Y–O bond lengths. In the third Y3+ site, Y3+ is bonded in a distorted body-centered cubic geometry to eight O2- atoms. There are four shorter (2.31 Å) and four longer (2.48 Å) Y–O bond lengths. In the fourth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.33 Å) and four longer (2.42 Å) Y–O bond lengths. There are two inequivalent Zr4+ sites. In the first Zr4+ site, Zr4+ is bonded in a distorted tetrahedral geometry to four equivalent O2- atoms. All Zr–O bond lengths are 2.04 Å. In the second Zr4+ site, Zr4+ is bonded in a distorted tetrahedral geometry to four equivalent O2- atoms. All Zr–O bond lengths are 2.04 Å. There are two inequivalent W6+ sites. In the first W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.85 Å. In the second W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.85 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one W6+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Zr4+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2018

Materials Data on YVO4 by Materials Project

YVO4 is Zircon-like structured and crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional. Y3+ is bonded in a 8-coordinate geometry to eight equivalent O2- atoms. There are four shorter (2.37 Å) and four longer (2.41 Å) Y–O bond lengths. V5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All V–O bond lengths are 1.76 Å. O2- is bonded in a 3-coordinate geometry to two equivalent Y3+ and one V5+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CaSeO4 by Materials Project

CaSeO4 is Zircon-like structured and crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional. Ca2+ is bonded in a 8-coordinate geometry to eight equivalent O2- atoms. There are four shorter (2.46 Å) and four longer (2.55 Å) Ca–O bond lengths. Se6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Se–O bond lengths are 1.68 Å. O2- is bonded in a 3-coordinate geometry to two equivalent Ca2+ and one Se6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on EuV2BiO8 by Materials Project

EuV2BiO8 is Zircon-derived structured and crystallizes in the tetragonal I-4m2 space group. The structure is three-dimensional. Eu3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.39 Å) and four longer (2.53 Å) Eu–O bond lengths. There are two inequivalent V5+ sites. In the first V5+ site, V5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All V–O bond lengths are 1.74 Å. In the second V5+ site, V5+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All V–O bond lengths are 1.75 Å. Bi3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.40 Å) and four longer (2.52 Å) Bi–O bond lengths. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Eu3+, one V5+, and one Bi3+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one Eu3+, one V5+, and one Bi3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KFeBr4 by Materials Project

KFeBr4 is Zircon-like structured and crystallizes in the orthorhombic Pnna space group. The structure is three-dimensional. K1+ is bonded in a 8-coordinate geometry to eight Br1- atoms. There are a spread of K–Br bond distances ranging from 3.47–3.52 Å. Fe3+ is bonded in a tetrahedral geometry to four Br1- atoms. There are two shorter (2.36 Å) and two longer (2.37 Å) Fe–Br bond lengths. There are two inequivalent Br1- sites. In the first Br1- site, Br1- is bonded in a 1-coordinate geometry to two equivalent K1+ and one Fe3+ atom. In the second Br1- site, Br1- is bonded in a 1-coordinate geometry to two equivalent K1+ and one Fe3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiY(MoO4)2 by Materials Project

LiYMo2O8 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. Li1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.42 Å) and four longer (2.45 Å) Li–O bond lengths. Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.38 Å) and four longer (2.39 Å) Y–O bond lengths. There are two inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. In the second Mo6+ site, Mo6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Mo–O bond lengths are 1.81 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Y3+, and one Mo6+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Y3+, and one Mo6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiBH4 by Materials Project

LiBH4 is Zircon-like structured and crystallizes in the orthorhombic Ama2 space group. The structure is three-dimensional. Li1+ is bonded in a 8-coordinate geometry to eight H+0.50+ atoms. There are a spread of Li–H bond distances ranging from 2.04–2.24 Å. B3- is bonded in a tetrahedral geometry to four H+0.50+ atoms. There is two shorter (1.22 Å) and two longer (1.23 Å) B–H bond length. There are three inequivalent H+0.50+ sites. In the first H+0.50+ site, H+0.50+ is bonded in a 1-coordinate geometry to two equivalent Li1+ and one B3- atom. In the second H+0.50+ site, H+0.50+ is bonded in a 1-coordinate geometry to two equivalent Li1+ and one B3- atom. In the third H+0.50+ site, H+0.50+ is bonded in a distorted trigonal non-coplanar geometry to two equivalent Li1+ and one B3- atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CaNd3Cr4O16 by Materials Project

CaNd3Cr4O16 is Zircon-derived structured and crystallizes in the tetragonal P-4m2 space group. The structure is three-dimensional. Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.42 Å) and four longer (2.55 Å) Ca–O bond lengths. There are two inequivalent Nd3+ sites. In the first Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.43 Å) and four longer (2.51 Å) Nd–O bond lengths. In the second Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Nd–O bond distances ranging from 2.42–2.50 Å. There are three inequivalent Cr+5.25+ sites. In the first Cr+5.25+ site, Cr+5.25+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.72 Å) and two longer (1.74 Å) Cr–O bond length. In the second Cr+5.25+ site, Cr+5.25+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Cr–O bond lengths are 1.72 Å. In the third Cr+5.25+ site, Cr+5.25+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All Cr–O bond lengths are 1.66 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two Nd3+ and one Cr+5.25+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one Ca2+, one Nd3+, and one Cr+5.25+ atom. In the third O2- site, O2- is bonded in a 1-coordinate geometry to two Nd3+ and one Cr+5.25+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one Ca2+, one Nd3+, and one Cr+5.25+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2019

Materials Data on LiEu(WO4)2 by Materials Project

LiEuW2O8 is Zircon-derived structured and crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. Li1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.45 Å) and four longer (2.50 Å) Li–O bond lengths. Eu3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.43 Å) and four longer (2.48 Å) Eu–O bond lengths. There are two inequivalent W6+ sites. In the first W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.83 Å. In the second W6+ site, W6+ is bonded in a tetrahedral geometry to four equivalent O2- atoms. All W–O bond lengths are 1.83 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Eu3+, and one W6+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Eu3+, and one W6+ atom.

36 MATERIALS SCIENCE↗