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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=41652 Help
TitlePressure-induced structural changes in superconducting Hg Ba2 Ca(n-1) Cu(n) O(2n+2+d) (n=1,2,3) componunds.
AuthorsArmstrong, A.R.;David, W.I.F.;Gameson, I.;Edwards, P.P.;Capponi, J.J.;Bordet, P.;Marezio, M.
ReferencePhysical Review, Serie 3. B - Condensed (1995) 52, 155-155
Link XRef SCOPUS Google
CompoundBa2 Ca2 Cu3 Hg1 O8.16 - Mercury barium calcium copper oxide (1/2/2/3/8.16) [AB2C2D3X8] [tP16] [i h2 g2 e c b a] []
Cell3.85159(3), 3.85159, 15.7644(4), 90., 90., 90.
P4/MMM (123) V=233.86
RemarksD N P =48-144 :
At least one temperature factor is implausible or meaningless but agrees with the value given in the paper.
No R value given in the paper.
Cell at 0.5 GPa: 3.8481, 15.740

Atom (site) Oxid. x, y, z, B, Occupancy
Hg1(1a)2
Ba1(2h)2
Ca1(2h)2
Cu1(1b)2.11
Cu2(2g)2.11
O1(2e)-2
O2(4i)-2
O3(2g)-2
O4(1c)-2
0001.661
0.50.50.160.301
0.50.50.390.301
000.50.451
000.290.041
00.50.50.351
0.500.300.281
000.120.541
0.50.500.5(0.16

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