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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=75155 Help
TitleNeutron diffraction study of the nonmodulated 2212-type cuprate Bi1.5Ba2.5LaCu2O8.25.
AuthorsMichel, C.;Pelloquin, D.;Hervieu, M.;Raveau, B.
ReferenceIC&volume=112&fpage=362&details=yes target=icsd_help>Journal of Solid State Chemistry (1994) 112, 362-366
Link XRef SCOPUS Google
CompoundBa2.5 Bi1.5 Cu2 La1 O8.24 - Bismuth barium lanthanum copper oxide (1.5/2.5/1/2/8.2) [A2B3C4D5X16] [tI30] [n g2 e5 a] []
Cell3.9322(1), 3.9322(1), 31.2400(10), 90., 90., 90.
I4/MMM (139) V=483.04
RemarksR=0.035000 : N D
The coordinates are those given in the paper but the atomic distances do not agree with those calculated during testing.The coordinates are probably correct.

Atom (site) Oxid. x, y, z, B, Occupancy
Bi1(4e)3
Ba1(4e)2
Ba2(4e)2
La1(2a)3
Cu1(4e)2
O1(8g)-2
O2(16n)-2
O3(4e)-2
O4(8g)-2
0.50.50.201.6(0.75
0.50.50.211.6(0.25
000.110.4(1
0001.3(1
0.50.50.051.0(1
0.500.050.8(1
0.1700.2000.23
0.50.50.131.5(1
0.500.271.0(0.09
Atom (site) Oxid. Beta11, Beta22, Beta33, Beta12, Beta13, Beta23
Bi1(4e)3
Ba1(4e)2
Ba2(4e)2
La1(2a)3
Cu1(4e)2
O1(8g)-2
O2(16n)-2
O3(4e)-2
O4(8g)-2
000000
000000
000000
000000
000000
000000
0.020.040.0000.000
000000
000000

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