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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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CC=96391 Help
TitleEffects of oxygen nonstoichiometry and of its distribution on Verwey-type transitions and structure of Gd Ba Fe2 O5+w.
AuthorsKaren, P.
ReferenceIC&volume=170&fpage=9&details=yes target=icsd_help>Journal of Solid State Chemistry (2003) 170, 9-23
Link XRef SCOPUS Google
CompoundBa1 Fe2 Gd1 O4.999 - Gadolinium barium iron iron(III) - phase I, 3D-charge-ordered [ABC2X5] [oP18] [j f3 e2 c a] []
Cell8.07331(18), 3.86129(8), 7.56757(15), 90, 90, 90
PMMA (51) V=235.91
RemarksR=0.053000 : S T =100 :
At least one temperature factor is implausible or meaningless but agrees with the value given in the paper.

Atom (site) Oxid. x, y, z, B, Occupancy
Gd1(2c)3
Ba1(2a)2
Fe1(2f)2.5
Fe2(2f)2.5
O1(2f)-2
O2(2e)-2
O3(2e)-2
O4(4j)-2
0.0.0.50.001
0.0.0.0.001
0.250.50.240.001
0.750.50.270.001
0.250.50.000.001
0.750.0.310.001
0.250.0.310.001
0.000.50.300.001

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