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ÒÑÖª¦Á-Al2O3µÄ¿Õ¼ä×éȺΪR3-C (¹ú¼Ê±í±àºÅΪ167),¾§¸ñ³¤Îª5.20,¼Ð½ÇΪ55.32¶È, Al ºÍOµÄÄÚ²¿²ÎÊý UalºÍUo·Ö±ðΪ0.353ºÍ 0.306. ÕÛÌÚÁ˺þ㬲»»á´¦ÀíÄǸö55.32¶ÈµÄ¼Ð½Ç£¬Ð´²»³öËüµÄPOSCARÎļþ¡£ÀϰåÌìÌ춢סÎÊËãµÃÔõÑùÁË£¬¼±Ñ½£¡¸ßÊÖÃÇ£¬¾ÈÃü£¬½Ì½ÌÎÒÔõôµÃµ½ËüµÄPOSCARÎļþ°É£¡ email: nanjingfish@hotmail.com. ллÏÈ£¡£¡£¡£¡£¡ [ Last edited by wuchenwf on 2009-6-21 at 20:17 ] |
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4Â¥2008-04-10 08:37:18
chemofish
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40 Al_2 O_3 (Corundum) & R(-3)c (#167) & hR10 & D5_1 & Pearson's Handbook, v. I, pp. 970-1 Primitive vectors a(1) = .25698400 3.62139800 3.62139800 a(2) = 3.62139800 .25698400 3.62139800 a(3) = 3.62139800 3.62139800 .25698400 Volume = 84.89212148 Reciprocal vectors b(1) = -.15370664 .14352194 .14352194 b(2) = .14352194 -.15370664 .14352194 b(3) = .14352194 .14352194 -.15370664 Basis Vectors: Atom Lattice Coordinates Al .35228000 .35228000 .35228000 Al -.35228000 -.35228000 -.35228000 Al .14772000 .14772000 .14772000 Al -.14772000 -.14772000 -.14772000 O -.05640000 .55640000 .25000000 O .05640000 -.55640000 -.25000000 O .55640000 .25000000 -.05640000 O -.55640000 -.25000000 .05640000 O .25000000 -.05640000 .55640000 O -.25000000 .05640000 -.55640000 [ Last edited by chemofish on 2008-4-9 at 16:52 ] |
2Â¥2008-04-09 16:51:26
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