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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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Title
Structure and properties of Ba(6-x) Ln(x) Nb10 O30. Ln= La, Ce and Nd compounds.
Authors
D'yachenko, O.G.;Istomin, S.Ya.;Fedotov, M.M.;Antipov, E.V.;Svensson, G.;Nygren, M.;Holm, W.
Reference
Materials Research Bulletin (1997)
32
, 409-419
Link
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Compound
Ba4 La2 Nb10 O30
- Barium lanthanum niobium oxide (4/2/10/30)
[
A3B5X15
] [
tP46
] [
j3 i h g d c a
] [
]
Cell
12.5577(1), 12.5577(1), 3.96192(4), 90., 90., 90.
P4/MBM (127)
V=624.78
Remarks
R=0.045000 : X
Sample prepared at 1200 C with a heating time of 96 h
Atom (site) Oxid.
x, y, z, B, Occupancy
Ba1
(2a)
2
La1
(2a)
3
Ba2
(4g)
2
La2
(4g)
3
Nb1
(2c)
4.6
Nb2
(8j)
4.6
O1
(2d)
-2
O2
(4h)
-2
O3
(8i)
-2
O4
(8j)
-2
O5
(8j)
-2
0
0
0
1.5(
0.66
0
0
0
1.5(
0.33
0.17
0.67
0
2.6(
0.66
0.17
0.67
0
2.6(
0.33
0
0.5
0.5
1.6(
1
0.07
0.21
0.5
1.2(
1
0
0.5
0
1.5(
1
0.28
0.78
0.5
1.5(
1
0.07
0.20
0
1.5(
1
0.34
0.00
0.5
1.5(
1
0.13
0.06
0.5
1.5(
1
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