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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=96049 Help
TitleCrystal structure of (Hg1-y Pby)2 Ba2 (Y1-x Cax) Cu2 O8-d superconducting compounds by neutron powder diffraction.
AuthorsToulemonde, P.; Odier, P.; Bordet, P.; Brachet, C.; Suard, E.
ReferencePhysica C (2002) 377, 146-155
Link XRef SCOPUS Google
CompoundBa2 Ca0.26 Cu2 Hg1.75 O7.98 Pb0.25 Y0.74 - Mercury lead barium yttrium calcium copper oxide (1.75/0.25/2/0.74/0.26/2/7.98) [AB2C2D2X8] [tI30] [m g e4 b] []
Cell3.85742(5), 3.85742(5), 28.8228(7), 90, 90, 90
I4/MMM (139) V=428.87
RemarksR=0.049400 : N D

Atom (site) Oxid. x, y, z, B, Occupancy
Y1(2b)3
Ca1(2b)2
Ba1(4e)2
Hg1(4e)2
Pb1(4e)4
Cu1(4e)2.36
O1(8g)-2
O2(4e)-2
O3(16m)-2
0.50.50.0.9(0.74
0.50.50.0.9(0.26
0.50.50.120.771
0.0.0.212.220.87
0.0.0.212.220.12
0.0.0.050.561
0.50.0.050.961
0.0.0.141.391
0.580.580.212.3(0.24

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