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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=401331 Help
TitleCa2 Sr (W N4), das erste gemischte Erdalkalimetall-nitridowolframat.
AuthorsBerger, U.;Schultz-Coulon, V.;Schnick, W.
ReferenceZeitschrift fuer Naturforschung, Teil B. (1995) 50, 213-216
Link XRef SCOPUS Google
CompoundCa2 N4 Sr1 W1 - Dicalcium strontuim tetranitridotungstate [ABC2X4] [oP64] [c8] []
Cell10.177(2), 9.344(2), 11.318(2), 90., 90., 90.
PBCA (61) V=1076.27
RemarksR=0.068700 :
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
W1(8c)6
Sr1(8c)2
Ca1(8c)2
Ca2(8c)2
N1(8c)-3
N2(8c)-3
N3(8c)-3
N4(8c)-3
-.10-.19-.1101
0.270.180.3801
0.03-.130.1401
0.370.020.1001
0.490.100.2701
0.50-.170.0301
0.25-.200.1701
0.160.050.0001
Atom (site) Oxid. U11, U22, U33, U12, U13, U23
W1(8c)6
Sr1(8c)2
Ca1(8c)2
Ca2(8c)2
N1(8c)-3
N2(8c)-3
N3(8c)-3
N4(8c)-3
0.020.020.020.000.00-.00
0.000.000.000.000.000.00
0.070.070.05-.000.00-.00
0.070.110.10-.010.01-.00
0.060.010.030.01-.000.00
0.030.300.25-.25-.080.09
0.000.110.04-.030.000.00
0.020.050.020.000.010.02

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