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xiexie99
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ¹ó±ö: 6.2
- ½ð±Ò: 10782.2
- É¢½ð: 35
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- Ìû×Ó: 1758
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- ³æºÅ: 433986
- ×¢²á: 2007-08-18
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*data for ICSD #20362 Coll Code 20362 Rec Date 1986/09/24 Mod Date 1999/01/19 Chem Name Lead(IV) Oxide - Alpha Structured Pb O2 Sum O2 Pb1 ANX AX2 Min Name Scrutinyite D(calc) 9.81 Title The new modification of lead dioxide and the texture of anode sediments Author(s) Zaslavskii, A.I.;Kondrashev, Yu.D.;Tolkachev, S.S. Reference Doklady Akademii Nauk SSSR (1950), 75, 559-561 Unit Cell 4.948 5.951 5.497 90. 90. 90. Vol 161.86 Z 4 Space Group P b c n SG Number 60 Cryst Sys orthorhombic Pearson oP12 Wyckoff d c Red Cell P 4.948 5.497 5.951 89.999 89.999 90 161.862 Trans Red 1.000 0.000 0.000 / 0.000 0.000 1.000 / 0.000 -1.000 0.000 Comments Compound with mineral name: Scrutinyite The structure has been assigned a PDF number: 45-1416 Calculated density unusual but tolerable. No R value given in the paper. At least one temperature factor missing in the paper. Atom # OX SITE x y z SOF H Pb 1 +4 4 c 0 0.178 0.25 1. 0 O 1 -2 8 d 0.26 0.43 0.44 1. 0 *end for ICSD #20362 |
2Â¥2008-01-14 16:07:46
xiexie99
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
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- ¹ó±ö: 6.2
- ½ð±Ò: 10782.2
- É¢½ð: 35
- ºì»¨: 2
- Ìû×Ó: 1758
- ÔÚÏß: 44.1Сʱ
- ³æºÅ: 433986
- ×¢²á: 2007-08-18
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*data for ICSD #23292 Coll Code 23292 Rec Date 1980/12/31 Mod Date 1999/01/19 Chem Name Lead(IV) Oxide - Beta Structured Pb O2 Sum O2 Pb1 ANX AX2 Min Name Plattnerite D(calc) 9.54 Title Powder neutron diffraction study of chemically prepared beta lead dioxide Author(s) d'Antonio, P.;Santoro, A. Reference Acta Crystallographica B (24,1968-38,1982) (1980), 36, 2394-2397 Unit Cell 4.9578(2) 4.9578(2) 3.3878(2) 90. 90. 90. Vol 83.27 Z 2 Space Group P 42/m n m SG Number 136 Cryst Sys tetragonal Pearson tP6 Wyckoff f a R Value 0.123 Red Cell P 3.387 4.957 4.957 90 90 90 83.271 Trans Red 0.000 0.000 1.000 / 1.000 0.000 0.000 / 0.000 1.000 0.000 Comments PDF 41-1492, R(Bragg)=0.0471 Compound with mineral name: Plattnerite Neutron diffraction (powder) The structure has been assigned a PDF number: 41-1492 Temperature in Kelvin: 295 Structure type : TiO2(tP6) Atom # OX SITE x y z SOF H Pb 1 +4 2 a 0 0 0 1. 0 O 1 -2 4 f 0.3067(2) 0.3067(2) 0 1. 0 Lbl Type Beta11 Beta22 Beta33 Beta12 Beta13 Beta23 Pb1 Pb4+ 0.0055(4) 0.0055(4) 0.0050(1) 0.0003(6) 0 0 O1 O2- 0.0097(5) 0.0097(5) 0.0080(2) -.0050(7) 0 0 *end for ICSD #23292 |
3Â¥2008-01-14 16:08:03
TIGERYZZ
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ¹ó±ö: 0.009
- ½ð±Ò: 867.9
- É¢½ð: 12
- ºì»¨: 1
- Ìû×Ó: 249
- ÔÚÏß: 38.6Сʱ
- ³æºÅ: 488084
- ×¢²á: 2007-12-29
4Â¥2008-01-15 10:14:43














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