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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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TitleThe crystal structure of Pb2 Sr2 Y Cu3 O8+d with d =1.32, 1.46, 1.61, 1.71, by neutron powder diffraction.
AuthorsMarezio, M.;Santoro, A.;Capponi, J.J.;Cava, R.J.;Chmaissem, O.;Huang, Q.
ReferencePhysica C (1992) 199, 365-374
Link XRef SCOPUS Google
CompoundCu3 O9.32 Pb2 Sr2 Y1 - Lead strontium yttrium copper oxide (2/2/1/3/9.32) [AB2C2D3X9] [oP17] [u t3 s r2 q p c a] []
Cell3.8481(3), 3.8562(3), 15.8483(9), 90., 90., 90.
PMMM (47) V=235.17
RemarksR=0.053000 : N D
Sample oxidized 4h at 450 C in oxygen

Atom (site) Oxid. x, y, z, B, Occupancy
Pb1(2t)2
Sr1(2q)2
Y1(1a)3
Cu1(1c)2.547
Cu2(2t)2.547
O1(2t)-2
O2(4u)-2
O3(2r)-2
O4(2s)-2
O5(2r)-2
O6(2p)-2
0.50.50.3801
000.221.4(1
0000.6(1
000.501
0.50.50.100.211
0.50.50.2401
00.160.3800.5
00.50.090.721
0.500.090.721
00.50.460.6(0.34
0.50.200.50.7(0.32
Atom (site) Oxid. B11, B22, B33, B12, B13, B23
Pb1(2t)2
Sr1(2q)2
Y1(1a)3
Cu1(1c)2.547
Cu2(2t)2.547
O1(2t)-2
O2(4u)-2
O3(2r)-2
O4(2s)-2
O5(2r)-2
O6(2p)-2
2.4(5.7(1.8(000
000000
000000
4.0(3.4(3.4(000
000000
3.4(8.(12.1(000
4.2(8.(13.2(000
000000
000000
000000
000000

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