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ICSD for WWW : Details

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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=86200 Help
TitleCrystal structure of Hg Tl Ba2 Cu Ox studied by high-resolution electron microscopy.
AuthorsOku, T.;Nakajima, S.
ReferenceJournal of Materials Research (1998) 13, 1136-1140
Link XRef SCOPUS SCIRUS Google
CompoundBa2 Cu1 Hg1 O5 Tl1 - Mercury thallium dibarium copper(I) oxide [ABCD2X5] [tP20] [b a8] []
Cell3.856, 3.856, 23.29, 90., 90., 90.
P4NC (104) V=346.29
RemarksR=0.153000 : PDF =89-1343 :
At least one temperature factor missing in the paper.
If Hg,Tl disordered: sp. gr. I4/mmm, cp. 83085
Image calculation from HREM (R=Rhrem)

Atom (site) Oxid. x, y, z, B, Occupancy
Hg1(2a)2
Tl1(2a)3
Ba1(2a)2
Ba2(2a)2
Cu1(2a)1
O1(2a)-2
O2(2a)-2
O3(2a)-2
O4(4b)-2
0.50.50.29901
000.20101
0.50.50.08701
000.41301
00001
0.50.50.20101
0.50.50.38301
000.11701
00.5001

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