Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “La-Mn-O-Sr-W”

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 SrLaMnWO6 by Materials Project

SrLaMnWO6 crystallizes in the tetragonal I-4 space group. The structure is three-dimensional. Sr2+ is bonded in a 12-coordinate geometry to eight O2- atoms. There are four shorter (2.63 Å) and four longer (2.90 Å) Sr–O bond lengths. La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are four shorter (2.45 Å) and four longer (2.90 Å) La–O bond lengths. W5+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 0–30°. There is two shorter (1.94 Å) and four longer (2.05 Å) W–O bond length. Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six equivalent WO6 octahedra. The corner-sharing octahedra tilt angles range from 0–30°. There are two shorter (2.11 Å) and four longer (2.19 Å) Mn–O bond lengths. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted linear geometry to two equivalent Sr2+, two equivalent La3+, one W5+, and one Mn2+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W5+, and one Mn2+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Sr5La3Mn4(WO6)4 by Materials Project

Sr5La3Mn4(WO6)4 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are five inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.48–3.14 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.50–3.11 Å. In the third Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.48–3.09 Å. In the fourth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to six O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–2.80 Å. In the fifth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.48–3.17 Å. There are three inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.41–2.78 Å. In the second La3+ site, La3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of La–O bond distances ranging from 2.42–2.93 Å. In the third La3+ site, La3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.40–2.78 Å. There are four inequivalent W+5.25+ sites. In the first W+5.25+ site, W+5.25+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 19–33°. There are a spread of W–O bond distances ranging from 1.94–2.05 Å. In the second W+5.25+ site, W+5.25+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 22–34°. There are a spread of W–O bond distances ranging from 1.94–1.97 Å. In the third W+5.25+ site, W+5.25+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 22–32°. There are a spread of W–O bond distances ranging from 1.98–2.05 Å. In the fourth W+5.25+ site, W+5.25+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 24–29°. There are a spread of W–O bond distances ranging from 1.95–2.05 Å. There are four inequivalent Mn2+ sites. In the first Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 24–32°. There are a spread of Mn–O bond distances ranging from 2.13–2.25 Å. In the second Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 19–34°. There are a spread of Mn–O bond distances ranging from 2.15–2.25 Å. In the third Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 22–33°. There are a spread of Mn–O bond distances ranging from 2.16–2.23 Å. In the fourth Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 22–29°. There are a spread of Mn–O bond distances ranging from 2.16–2.24 Å. There are twenty-four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Sr2+, one W+5.25+, and one Mn2+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one W+5.25+, and one Mn2+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the fifth O2- site, O2- is bonded in a distorted see-saw-like geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one W+5.25+, and one Mn2+ atom. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the eleventh O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the thirteenth O2- site, O2- is bonded in a 5-coordinate geometry to three Sr2+, one W+5.25+, and one Mn2+ atom. In the fourteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the seventeenth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the eighteenth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the nineteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the twentieth O2- site, O2- is bonded in a 5-coordinate geometry to three Sr2+, one W+5.25+, and one Mn2+ atom. In the twenty-first O2- site, O2- is bonded in a 3-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the twenty-third O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.25+, and one Mn2+ atom. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.25+, and one Mn2+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Sr3LaMn2(WO6)2 by Materials Project

Sr3LaMn2(WO6)2 is Orthorhombic Perovskite-derived structured and crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are three inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 3-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.51–3.06 Å. In the second Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.51–2.97 Å. In the third Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–2.97 Å. La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.36–3.04 Å. There are two inequivalent W+5.50+ sites. In the first W+5.50+ site, W+5.50+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 21–31°. There are a spread of W–O bond distances ranging from 1.93–2.06 Å. In the second W+5.50+ site, W+5.50+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 22–30°. There are a spread of W–O bond distances ranging from 1.95–1.98 Å. There are two inequivalent Mn2+ sites. In the first Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 21–31°. There are a spread of Mn–O bond distances ranging from 2.16–2.27 Å. In the second Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Mn–O bond distances ranging from 2.13–2.24 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the fourth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the fifth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the eighth O2- site, O2- is bonded in a 5-coordinate geometry to three Sr2+, one W+5.50+, and one Mn2+ atom. In the ninth O2- site, O2- is bonded to three Sr2+, one W+5.50+, and one Mn2+ atom to form distorted corner-sharing OSr3MnW square pyramids. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the eleventh O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Sr2+, one W+5.50+, and one Mn2+ atom. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Sr2+, one W+5.50+, and one Mn2+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Sr3LaMn2(WO6)2 by Materials Project

Sr3LaMn2(WO6)2 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are three inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.51–3.01 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.47–3.17 Å. In the third Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.51–2.91 Å. La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.90 Å. There are two inequivalent W+5.50+ sites. In the first W+5.50+ site, W+5.50+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 22–30°. There are a spread of W–O bond distances ranging from 1.96–2.07 Å. In the second W+5.50+ site, W+5.50+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 22–28°. There are a spread of W–O bond distances ranging from 1.94–1.97 Å. There are two inequivalent Mn2+ sites. In the first Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 22–30°. There are a spread of Mn–O bond distances ranging from 2.14–2.26 Å. In the second Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six WO6 octahedra. The corner-sharing octahedra tilt angles range from 22–29°. There are a spread of Mn–O bond distances ranging from 2.15–2.23 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the second O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the third O2- site, O2- is bonded in a 5-coordinate geometry to three Sr2+, one W+5.50+, and one Mn2+ atom. In the fourth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the fifth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to two Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the eighth O2- site, O2- is bonded in a 5-coordinate geometry to three Sr2+, one W+5.50+, and one Mn2+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two Sr2+, one W+5.50+, and one Mn2+ atom. In the tenth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the eleventh O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one La3+, one W+5.50+, and one Mn2+ atom. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to three Sr2+, one W+5.50+, and one Mn2+ atom.

36 MATERIALS SCIENCE↗