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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=40618 Help
TitleTernaere Seltenerd-Iridiumboride SE Ir2 B2 (SE= Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy) mit Ca Rh2 B2-Struktur.
AuthorsJung, W.
ReferenceIC&volume=171&fpage=119&details=yes target=icsd_help>Journal of the Less-Common Metals (1991) 171, 119-125
Link XRef SCOPUS Google
CompoundB2 Ce1 Ir2 - Cerium iridium boride (1/2/2) [AB2X2] [oF40] [f e a] []
Cell10.645(2), 9.379(2), 6.019(1), 90., 90., 90.
FDDDZ (70) V=600.93
RemarksR=0.051000 :
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.
Cells for REE-anlogues: La: 10.643, 9.420, 6.065, D=11.91; Pr:

Atom (site) Oxid. x, y, z, B, Occupancy
Ce1(8a)3
Ir1(16e)1.5
B1(16f)-3
0.120.120.1201
0.490.120.1201
0.120.440.120.001
Atom (site) Oxid. U11, U22, U33, U12, U13, U23
Ce1(8a)3
Ir1(16e)1.5
B1(16f)-3
0.000.000.00000
0.000.000.0000-.00
000000

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