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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=91162 Help
TitleX-ray diffraction studies of 2212-type superconductors in the Tl - Hg - Ba - Sr - Ca - Cu - O system.
AuthorsValldor, M.;Boullay, P.;Axnas, J.;Bryntse, I.
ReferenceIC&volume=153&fpage=106&details=yes target=icsd_help>Journal of Solid State Chemistry (2000) 153, 106-117
Link XRef SCOPUS Google
CompoundBa1.5 Ca0.28 Cu2 Hg0.7 O7.54 Sr1.22 Tl1.3 - Thallium mercury barium strontium calcium copper oxide (1.3/0.7/1.5/1.22/0.28/2/7.54) [A2B4C4D4X15] [tI29] [g e5 a] []
Cell3.86031(1), 3.86031(1), 29.60219(10), 90., 90., 90.
I4/MMM (139) V=441.13
RemarksR=0.085000 : X D

Atom (site) Oxid. x, y, z, B, Occupancy
Sr1(2a)2
Ca1(2a)2
Ba1(4e)2
Sr2(4e)2
Tl1(4e)3
Hg1(4e)2
Cu2(4e)1.89
O1(8g)-2
O2(4e)-2
O3(4e)-2
0001.9(0.72
0001.9(0.28
000.121.690.75
000.121.690.25
0.50.50.211.250.65
0.50.50.211.250.35
0.50.50.050.3(1
00.50.052.1(1
0.50.50.142.1(1
000.232.1(0.77

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