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ICSD for WWW : Details

ICSD for WWW

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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
***Click the ANX, Pearson or Wyckoff Symbol to find structures with that symbol***.
CC=51866 Help
TitleStructure study of Bi2.5 Na0.5 Ta2 O9 and Bi2.5 Na(m-1.5) Nb(m) O(3m+3) (M=2-4) by neutron diffraction and electron microscopy.
AuthorsBorg, S.; Svensson, G.; Bovin, J.O.
ReferenceJournal of Solid State Chemistry (2002) 167, 86-96
Link XRef SCOPUS SCIRUS Google
CompoundBi2.5 Na1.5 Nb3 O12 - Bismuth sodium niobium oxide (2.5/1.5/3/12) [A2B2C3X12] [oS76] [b9 a] []
Cell5.5024(7), 5.4622(7), 32.735(4), 90, 90, 90
B2CB (41) V=983.86
RemarksR=0.048400 : RVP NDP
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
Bi1(8b)3
Na1(8b)1
Bi2(8b)3
Nb1(4a)5
Nb2(8b)5
O1(8b)-2
O2(8b)-2
O3(8b)-2
O4(8b)-2
O5(8b)-2
O6(8b)-2
0.00.008(2)0.0639(3)0.1(2)0.25
0.00.008(2)0.0639(3)0.1(2)0.75
0.964(3)0.027(2)0.21051(19)3.8(2)1
-.027(3)0.00.5-.96(16)1
-.051(3)0.008(2)0.37441(18)0.13(13)1
0.259(3)0.277(3)0.0060(4)2.7(3)1
0.193(3)0.271(2)0.2507(3)0.17(19)1
-.045(4)0.058(2)0.4413(3)1.0(2)1
0.957(4)0.949(3)0.3204(2)1.7(3)1
0.234(3)0.275(2)0.1096(3)0.75(17)1
0.165(3)0.198(3)0.8719(3)0.3(2)1

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