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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=40013 Help
TitleStructure and lattice dynamics of Sb Nb O4 crystals at 300-1000 K.
AuthorsPonomarev, V.I.;Filipenko, O.S.;Atovmyan, L.O.;Rannev, N.V.;Ivanov, S.A.;Venevtsev, Yu.N.
ReferenceKristallografiya (1981) 26, 341-348
Link XRef SCOPUS Google
Also: Phase Transition (1992) 38, 127-220
Link XRef SCOPUS Google
CompoundNb1 O4 Sb1 - [Stibiocolumbite high] Antimony niobium oxide - HT [ABX4] [oP24] [e2 d c] []
Cell5.596(6), 4.946(5), 11.832(8), 90., 90., 90.
PNANS (52) V=327.48
RemarksR=0.072000 : P =86-2241 : T =773 : M =Stibiocolumbite high :
The coordinates are those given in the paper but the atomic distances do not agree with those calculated during testing.The coordinates are probably correct.
Stable from 678 to 878 K (2nd ref., Tomaszewski), below Pna21

Atom (site) Oxid. x, y, z, B, Occupancy
Sb1(4c)3
Nb1(4d)5
O1(8e)-2
O2(8e)-2
0.50.050.252.6(1
0.10000.4(1
0.16-.16-.151.6(1
0.39-.240.051.6(1

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