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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
Crystal structure of the compounds R3 Ga2 Ni2 (R = La, Ce, Pr).
Authors
Yarmolyuk, Ya.P.;Grin', Yu.N.(Hrin', Yu.N.);Gladyshevskii, R.E.;Fundamenskii, V.S.
Reference
Kristallografiya (1984)
29
, 697-700
Link
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Compound
Ga2 La3 Ni2
- Nanthanum gallium nickel (3/2/2)
[
N2O2P3
] [
oP28
] [
e2 d2 c
] [
]
Cell
5.746(1), 8.210(2), 13.478(5), 90., 90., 90.
PBCM (57)
V=635.82
Remarks
R=0.078000 :
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
La1
(8e)
0
La2
(4d)
0
Ga1
(4c)
0
Ga2
(4d)
0
Ni1
(8e)
0
0.15
0.10
0.09
0
1
0.65
0.25
0.25
0
1
0.64
0.25
0
0
1
0.17
0.40
0.25
0
1
0.38
0.46
0.08
0
1
Atom (site) Oxid.
B11, B22, B33, B12, B13, B23
La1
(8e)
0
La2
(4d)
0
Ga1
(4c)
0
Ga2
(4d)
0
Ni1
(8e)
0
0.59
1.6(
1.20
0.1(
0.1(
-.1(
0.8(
2.1(
1.6(
-.2(
0
0
0.2(
0.5(
1.1(
0
0
0
0.8(
1.1(
1.9(
0.1(
0
0
0.3(
1.1(
1.3(
0.1(
0.1(
0.2(
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