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yang57705金蟲 (小有名氣)
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[求助]
求助Al2Mg3Si3O12的晶體CIF文件 和 Li6La3Nb1.5Y0.5O12的晶體CIF文件
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| 求助Al2Mg3Si3O12的晶體CIF文件 和 Li6La3Nb1.5Y0.5O12的晶體CIF文件 |
版主 (職業(yè)作家)
版主 (職業(yè)作家)
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*data for ICSD #157083 Coll Code 157083 Rec Date 2008/02/01 Chem Name Magnesium Aluminium Catena-alumosilicate * Structured (Mg0.975 Al0.025) ((Si0.975 Al0.025) O3) Sum Al0.05 Mg0.975 O3 Si0.975 ANX AB39C40X120 Min Name Unnamed_Perovskite D(calc) 4.1 Title Aluminium substitution mechanisms in perovskite-type Mg Si O3: an investigation by Rietveld analysis Author(s) Kojitani, H.;Katsura, T.;Akaogi, M. Reference Physics and Chemistry of Minerals (Germany) (2007), 34, 257-267 Unit Cell 4.7783(1) 4.9327(2) 6.9051(2) 90. 90. 90. Vol 162.75 Z 4 Space Group P b n m SG Number 62 Cryst Sys orthorhombic Pearson oP20 Wyckoff d c3 b R Value .0247 Red Cell P 4.778 4.932 6.905 90 90 90 162.753 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Compound with mineral name: Unnamed_Perovskite Rietveld profile refinement applied Temperature in Kelvin: 293 Structure type : (Ca,Li)(Ta,Zr)O3 X-ray diffraction (powder) Atom # OX SITE x y z SOF H Mg 1 +2 4 c 0.9848(5) 0.0556(4) 0.250 0.975 0 Al 1 +3 4 c 0.9847(5) 0.0548(4) 0.250 0.025 0 Si 1 +4 4 b 0. 0.5 0. 0.975 0 Al 2 +3 4 b 0. 0.5 0. 0.025 0 O 1 -2 4 c 0.1058(6) 0.4640(7) 0.250 1. 0 O 2 -2 8 d 0.6944(5) 0.2986(5) 0.0529(4) 1. 0 *end for ICSD #157083 |
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