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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:
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CC=75601 Help
TitleTemperature dependence of the crystal structure and dynamic disorder of cadmium in cadmium pyroniobates (Cd2 Nb2 O7 and Cd2 Ta2 O7).
AuthorsLukaszewicz, K.;Pietraszko, A.;Stepen'-Damm, Yu.;Kolpakova, N.N.
ReferenceMaterials Research Bulletin (1994) 29, 987-992
Link XRef SCOPUS SCIRUS Google
CompoundCd2 Nb2 O7 - Dicadmium diniobate [A2B2X7] [cF88] [f d c a] []
Cell10.375(2), 10.375(2), 10.375(2), 90., 90., 90.
FD3-MZ (227) V=1116.77
RemarksR=0.033000 : TEM =295 :

Atom (site) Oxid. x, y, z, B, Occupancy
Cd1(16c)2
Nb1(16d)5
O1(8a)-2
O2(48f)-2
00001
0.50.50.501
0.1250.1250.12501
0.43136(10)0.1250.12501
Atom (site) Oxid. U11, U22, U33, U12, U13, U23
Cd1(16c)2
Nb1(16d)5
O1(8a)-2
O2(48f)-2
0.01089(3)0.01089(3)0.01089(3)-.00266(2)-.00266(2)-.00266(2)
0.00889(3)0.00889(3)0.00889(3)-.00014(2)-.00014(2)-.00014(2)
0.00753(24)0.00753(24)0.00753(24)000
0.00948(25)0.00911(15)0.00911(15)00-.00451(23)

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