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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=41632 Help
TitleSynthesis and characterization of compounds Sr2 R M Cu2 O8-d (R = Pr, Nd, Sm, Eu, Gd; M = Nb, Ta).
AuthorsVybornov, M.;Perthold, W.;Michor, H.;Holubar, T.;Hilscher, G.;Rogl, P.;Fischer, P.;Divis, M.
ReferencePhysical Review, Serie 3. B - Condensed (1995) 52, 138-140
Link XRef SCOPUS Google
CompoundCu2 Gd0.99 O8 Sr2 Ta0.97 - Strontium gadolinium tantalum copper oxide (2/0.99/0.97/2/8) [ABC2D2X8] [tI56] [l h g f2 c b] []
Cell5.4710(1), 5.4710(1), 23.31949(50), 90., 90., 90.
I4/MCM (140) V=698.
RemarksR=0.042000 : X D
At least one temperature factor is implausible or meaningless but agrees with the value given in the paper.
R(Bragg)=0.058

Atom (site) Oxid. x, y, z, B, Occupancy
Sr1(8g)2
Gd1(4b)3
Ta1(4c)5
Cu1(8f)2.09
O1(8f)-2
O2(16l)-2
O3(8h)-2
00.50.100.571
00.50.250.270.99
0000.090.97
000.170.101
000.080.931
0.240.740.180.3(1
0.310.8102.7(1

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