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×Ô¼º¶Ôһϰɣ¬ÒÔÏÂÁ½¸ö¿¨Æ¬¶¼ÊÇ¡£ Card Information Names: gamma-Aluminum Oxide gamma-Al2 O3\ Formula: Al2 O3 PDF Number: 50-741 Quality: indexed Subfiles: inorganic alloy COR Cell and Symmetry Information System: cubic Space Group: Fd-3m (no. 227) a: 7.939 Z: 11 Instrument Information Radiation: CuKa1 Wavelength: 1.54056 Filter: Quartz Instrument(d): Guinier Standard: KCl Instrument(I): visual estimate I type: unknown Comments and Additional Information Pattern: See 00-010-0425 for additional reflections below 1.146. Literature References General: Liddell, K., Univ. of Newcastle, Dept. ofMechanical, Materials & ManufacturingEngineering, England, UK. Private Communication (1996) Peak Data PeakList h k l d I 1 1 1 4.5840 50 2 2 0 2.8070 75 3 1 1 2.3940 90 2 2 2 2.2920 30 4 0 0 1.9850 100 4 2 2 1.6210 50 5 1 1 1.5280 75 4 4 0 1.4030 100 4 4 4 1.1460 30 |
2Â¥2014-05-10 08:33:16
xhtangxh
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Card Information Names: gamma-Aluminum Oxide gamma-Al2 O3\ Formula: Al2 O3 PDF Number: 10-425 Quality: unknown Subfiles: inorganic alloy CEM COR CP FOR SCM Cell and Symmetry Information System: cubic Space Group: Fd-3m (no. 227) a: 7.90 Density (Dx): 3.670 Z: 10.7 Instrument Information Radiation: CuKa Wavelength: 1.5418 Filter: Ni Instrument(d): unknown Instrument(I): visual estimate I type: unknown Comments and Additional Information General: Similar powder data given in second edition, page 384 (1961). Synthetic form. General: Slow transition to corundum at 1000 C. Pattern: To replace 00-001-1303. Literature References General: Rooksby. X-Ray Identification and Crystal Structures of Clay 264 (1951) Peak Data PeakList h k l d I 1 1 1 4.5600 40 2 2 0 2.8000 20 3 1 1 2.3900 80 2 2 2 2.2800 50 4 0 0 1.9770 100 5 1 1 1.5200 30 4 4 0 1.3950 100 4 4 4 1.1400 20 7 3 1 1.0270 10 8 0 0 0.9890 10 8 4 0 0.8840 10 8 4 4 0.8060 20 |
3Â¥2014-05-10 08:37:58
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4Â¥2014-05-10 08:49:52














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