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寒逵新虫 (正式写手)
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[求助]
Pt、Fe的标准衍射数据
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| Pt、Fe的标准衍射数据 |
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xhtangxh
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Card Information Names: gamma-Iron austenite Formula: Fe PDF Number: 52-513 Quality: calculated Subfiles: inorganic alloy Cell and Symmetry Information System: cubic Space Group: Fm-3m (no. 225) a: 3.6599 Density (Dx): 7.565 Z: 4 Instrument Information Radiation: Wavelength: Instrument(d): calculated Instrument(I): calculated I type: unknown I/Icor: 7.98 Comments and Additional Information General: High-temperature phase stable between 1183 K and 1663 K. Temperature: Pattern taken at 1076 C. Unit Cell: Reference reports: a=3.6508 at 1223 K, a=3.6535 at 1276 K, a=3.666 at 1440 K and a=3.6810 at 1634 K. Literature References General: Kohlhaas, R., Dunner, P., Schmits-Pranghe, N. Z. Angew. Phys. 23 245 (1967) Peak Data PeakList h k l d I 1 1 1 2.1130 999 2 0 0 1.8299 428 2 2 0 1.2940 179 3 1 1 1.1035 168 2 2 2 1.0565 46 4 0 0 0.9150 20 3 3 1 0.8396 66 4 2 0 0.8184 63 |
5楼2012-10-03 17:47:14
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感谢参与，应助指数 +1
寒逵: 金币+20, ★★★★★最佳答案 2012-10-06 15:29:58
感谢参与，应助指数 +1
寒逵: 金币+20, ★★★★★最佳答案 2012-10-06 15:29:58
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Card Information Names: Platinum Platinum, syn Formula: Pt PDF Number: 4-802 Quality: star Subfiles: inorganic mineral alloy CP EDU FOR NBS Cell and Symmetry Information System: cubic Space Group: Fm-3m (no. 225) a: 3.9231 Density (Dm): 21.370 Density (Dx): 21.472 Z: 4 Instrument Information Radiation: CuKa1 Wavelength: 1.54056 Filter: Ni Instrument(d): unknown Instrument(I): diffractometer I type: unknown Comments and Additional Information Colour: Light gray metallic Preparation: Sample prepared at NBS, Gaithersburg, Maryland, USA, and estimated to be more than 99.99% pure. Temperature: Pattern taken at 26 C. General: Opaque mineral optical data on specimen from unspecified locality: RR#2R#e=70.3, Disp.=16, VHN#5#0=122-129, Color values=.318, .324, 70.7, Ref.: IMA Commission on Ore Microscopy QDF. Literature References General: Swanson, Tatge. Natl. Bur. Stand. (U.S.), Circ. 539 I 31 (1953) Peak Data PeakList h k l d I 1 1 1 2.2650 100 2 0 0 1.9616 53 2 2 0 1.3873 31 3 1 1 1.1826 33 2 2 2 1.1325 12 4 0 0 0.9808 6 3 3 1 0.9000 22 4 2 0 0.8773 20 4 2 2 0.8008 29 |
2楼2012-10-03 17:43:58
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Card Information Names: Iron Iron, syn ferrite bainite ledkunite Formula: Fe PDF Number: 6-696 Quality: star Subfiles: inorganic mineral alloy CP EDU FOR NBS Cell and Symmetry Information System: cubic Space Group: Im-3m (no. 229) a: 2.8664 Density (Dx): 7.874 Z: 2 Instrument Information Radiation: CuKa1 Wavelength: 1.5405 Filter: Ni Instrument(d): unknown Instrument(I): diffractometer I type: unknown Comments and Additional Information Colour: Gray, light gray metallic General: Total impurities of sample <0.0013% each metals and non-metals. Pattern: See ICSD 64795 (PDF 01-085-1410). Temperature: Pattern taken at 25 C. Preparation: The iron used was an exceptionally pure rolled sheet prepared at the NBS, Gaithersburg, Maryland, USA., [Moore, G., J. Met., 5 1443 (1953)]. It was annealed in an H2 atmosphere for 3 days at 1100 C and slowly cooled in a He atmosphere. General: gamma-Fe (fcc)=(1390 C) delta-Fe (bcc). General: Opaque mineral optical data on specimen from Meteorite: RR#2R#e= 57.7, Disp.=16, VHN=158 (mean at 100, 200, 300), Color values=.311, .316, 57.9, Ref.: IMA Commisssion on Ore Microscopy QDF. Literature References General: Swanson et al. Natl. Bur. Stand. (U.S.), Circ. 539 IV 3 (1955) Peak Data PeakList h k l d I 1 1 0 2.0268 100 2 0 0 1.4332 20 2 1 1 1.1702 30 2 2 0 1.0134 10 3 1 0 0.9064 12 2 2 2 0.8275 6 |
3楼2012-10-03 17:44:58
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Card Information Names: epsilon-Iron Hexaferrum Formula: Fe PDF Number: 34-529 Quality: unknown Subfiles: inorganic mineral alloy Cell and Symmetry Information System: hexagonal Space Group: P63/mmc (no. 194) a: 2.45 c: 3.93 Density (Dm): 9.100 Density (Dx): 9.077 Z: 2 Instrument Information Radiation: MoKa Wavelength: 0.710688 Filter: Zr Instrument(d): unknown Standard: NaCl Instrument(I): visual estimate I type: unknown Comments and Additional Information Preparation: Pure iron powder mixed with NaCl (as internal standard) was placed in a diamond anvil where X-ray diffractions were taken. General: The pressure applied was 192 kbar. Literature References General: Takahashi, T., Bassett. Science 145 483 (1964) Peak Data PeakList h k l d I 1 0 0 2.1200 20 0 0 2 1.9700 80 1 0 1 1.8400 100 1 0 2 1.4400 10 1 1 0 1.2340 10 1 0 3 1.1130 10 |
4楼2012-10-03 17:46:34
