ICSD for WWW
Details of the selected entries
1
entry selected.
CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
***Click the ANX, Pearson or Wyckoff Symbol to find structures with that symbol***.
CC=42746
Help
CIF
Shel-X
FullProf
PowderCell
Old ICSD
Title
On the crystal chemistry of close packed transition-metal carbides. I. The crystal structures of the zeta-V, Nb and Ta carbides.
Authors
Yvon, K.;Parthe, E.
Reference
IC&volume=26&fpage=149&details=yes target=icsd_help>Acta Crystallographica B (1970)
26
, 149-153
Link
XRef
SCOPUS
Google
Compound
C2.66 V4
- Vanadium carbide (4/2.66) - zeta
[
N2O3
] [
hR7
] [
c3 b a
] [
]
Cell
2.917(1), 2.917(1), 27.830(10), 90., 90., 120.
R3-MH (166)
V=205.08
Remarks
D P =24-1390 :
No R value given in the paper.
At least one temperature factor missing in the paper.
Cell of Nb4C3: 3.14, 30.1
Cell of Ta4C3: 3.116, 30.0, C in 3a and 6c only
Rhombohedral cell: 9.428, alpha = 17.8
Atom (site) Oxid.
x, y, z, B, Occupancy
V1
(6c)
0
V2
(6c)
0
C1
(3a)
0
C2
(3b)
0
C3
(6c)
0
0
0
0.12
0
1
0
0
0.29
0
1
0
0
0
0
0.66
0
0
0.5
0
0.66
0
0
0.41
0
0.66
Demo database
Copying or publishing either the ICSD data or software without written permission is illegal.
The ICSD database
is copyright © 2018 by
Fachinformationszentrum (FIZ) Karlsruhe
The PHP-mySQL WWW interface
is copyright © 2003-2015 by
Peter Hewat
The 3D crystal structure visualisation software,
xtal-3d
is copyright © 1994-2015 by Marcus Hewat
The PHP-JMOL drawing software
is copyright © 2006-2015 by
Alan Hewat
Please report technical problems with ICSD for WWW to
alan.hewat[a]neutronoptics.com
(Alan Hewat).