The iron phosphate NaBaFe2(PO4)3

A new iron phosphate, sodium barium diiron tris(phosphate), NaBaFe2(PO4)3, has been synthesized by the flux method and shown to exhibit the well known langbeinite type structure. The Na, Ba and Fe atoms all lie on threefold axes, while the P and O atoms occupy general positions, one of the O atoms b...

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Main Authors: Mourad Hidouri, Hasna Jerbi, Mongi Ben Amara
Format: Article
Language:English
Published: International Union of Crystallography 2008-08-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536808023040
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author Mourad Hidouri
Hasna Jerbi
Mongi Ben Amara
author_facet Mourad Hidouri
Hasna Jerbi
Mongi Ben Amara
author_sort Mourad Hidouri
collection DOAJ
description A new iron phosphate, sodium barium diiron tris(phosphate), NaBaFe2(PO4)3, has been synthesized by the flux method and shown to exhibit the well known langbeinite type structure. The Na, Ba and Fe atoms all lie on threefold axes, while the P and O atoms occupy general positions, one of the O atoms being disordered over two positions, with site occupancy factors of ca 0.7 and 0.3. The [Fe2(PO4)3]∞ framework consists of FeO6 octahedra sharing all their corners with the PO4 tetrahedra. The Na+ and Ba2+ cations are almost equally distributed over two distinct cavities, in which they occupy slightly different positions.
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spelling doaj.art-40da9c00e61b4108b34f4a23606060e52022-12-22T01:35:17ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682008-08-01648i51i5110.1107/S1600536808023040The iron phosphate NaBaFe2(PO4)3Mourad HidouriHasna JerbiMongi Ben AmaraA new iron phosphate, sodium barium diiron tris(phosphate), NaBaFe2(PO4)3, has been synthesized by the flux method and shown to exhibit the well known langbeinite type structure. The Na, Ba and Fe atoms all lie on threefold axes, while the P and O atoms occupy general positions, one of the O atoms being disordered over two positions, with site occupancy factors of ca 0.7 and 0.3. The [Fe2(PO4)3]∞ framework consists of FeO6 octahedra sharing all their corners with the PO4 tetrahedra. The Na+ and Ba2+ cations are almost equally distributed over two distinct cavities, in which they occupy slightly different positions.http://scripts.iucr.org/cgi-bin/paper?S1600536808023040
spellingShingle Mourad Hidouri
Hasna Jerbi
Mongi Ben Amara
The iron phosphate NaBaFe2(PO4)3
Acta Crystallographica Section E
title The iron phosphate NaBaFe2(PO4)3
title_full The iron phosphate NaBaFe2(PO4)3
title_fullStr The iron phosphate NaBaFe2(PO4)3
title_full_unstemmed The iron phosphate NaBaFe2(PO4)3
title_short The iron phosphate NaBaFe2(PO4)3
title_sort iron phosphate nabafe2 po4 3
url http://scripts.iucr.org/cgi-bin/paper?S1600536808023040
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AT hasnajerbi theironphosphatenabafe2po43
AT mongibenamara theironphosphatenabafe2po43
AT mouradhidouri ironphosphatenabafe2po43
AT hasnajerbi ironphosphatenabafe2po43
AT mongibenamara ironphosphatenabafe2po43