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bible2
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yangayo: ½ð±Ò+1, ¡ï¡ï¡ïºÜÓаïÖú 2013-08-19 16:21:14
yangayo: ½ð±Ò+1, ¡ï¡ï¡ïºÜÓаïÖú 2013-08-19 16:21:14
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ANX A2B2X7 D(calc) 6.03 Title Annular dynamical disorder of the rare earth ions in a La2 Zr2 O7 pyrochlore via single crystal synchroton x-ray diffraction Author(s) Tabira, Y.;Withers, R.L.;Yamada, T.;Ishizawa, N. Reference Zeitschrift fuer Kristallographie (149,1979-) (2001), 216, 92-98 Unit Cell 10.7997(3) 10.7997(3) 10.7997(3) 90. 90. 90. Vol 1259.61 Z 8 Space Group F d -3 m Z SG Number 227 Cryst Sys cubic Pearson cF88 Wyckoff f d c b R Value .015 Red Cell F 7.636 7.636 7.636 60 60 60 314.902 Trans Red 0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500 Comments The structure has been assigned a PDF number (calculated powder diffraction data): 01-070-5602 Synchrotron radiation (single crystal) Structure type : NaCa(Nb2O6)F Atom # OX SITE x y z SOF H La 1 +3 16 d 0.5 0.5 0.5 1. 0 Zr 1 +4 16 c 0 0 0 1. 0 O 1 -2 48 f 0.3307(2) 0.125 0.125 1. 0 O 2 -2 8 b 0.375 0.375 0.375 1. 0 Lbl Type U11 U22 U33 U12 U13 U23 La1 La3+ 0.00648(4) 0.00648(4) 0.00648(4) -0.00159(4) -0.00159(4) -0.00159(4) Zr1 Zr4+ 0.00382(5) 0.00382(5) 0.00382(5) 0.00013(8) 0.00013(8) 0.00013(8) O1 O2- 0.0086(7) 0.0070(4) 0.0070(4) 0 0 0.0036(6) O2 O2- 0.0073(7) 0.0073(7) 0.0073(7) 0 0 0 *end for ICSD #51573 ×î³£¼ûµÄÉÕÂÌʯ¾ÍÊÇLa2Zr2O7ÁË¡£ |
2Â¥2013-05-05 08:58:26

3Â¥2013-08-19 16:21:04
bible2
°æÖ÷ (Ö°Òµ×÷¼Ò)
- CMEI: 3
- Ó¦Öú: 545 (²©Ê¿)
- ¹ó±ö: 0.093
- ½ð±Ò: 32073.7
- É¢½ð: 1030
- ºì»¨: 174
- ɳ·¢: 1
- Ìû×Ó: 4801
- ÔÚÏß: 2833.9Сʱ
- ³æºÅ: 265520
- ×¢²á: 2006-07-15
- רҵ: ÎÞ»ú·Ç½ðÊôÀà¹âµçÐÅÏ¢Ó빦
- ¹ÜϽ: ÎÞ»ú·Ç½ðÊô
4Â¥2013-08-19 17:25:31

5Â¥2013-08-20 12:55:29















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