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hhp102

Ìú¸Ëľ³æ (СÓÐÃûÆø)

[ÇóÖú] LaAlO3µÄÔ­×Ó×ø±ê

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huangll99

ľ³æ (Ö°Òµ×÷¼Ò)

¡ï ¡ï
xueht987: ½ð±Ò+2 2012-06-19 15:26:51
hhp102: »ØÌûÖö¥ 2012-06-19 16:08:23
ºÇºÇ£¬Â¥Ö÷ÊÇ×öʲô·½ÏòµÄ£¿ÓÐ La µÄÌåϵ²»ºÃËã°É
_cell_length_a                     3.789
_cell_length_b                     3.789
_cell_length_c                     3.789
_cell_angle_alpha                  90.12
_cell_angle_beta                   90.12
_cell_angle_gamma                  90.12
_cell_volume                       54.4
_cell_formula_units_Z              1
_symmetry_space_group_name_H-M     'R 3 m R'
_symmetry_Int_Tables_number        160
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
  1        'z, y, x'
  2        'z, x, y'
  3        'x, z, y'
  4        'y, z, x'
  5        'y, x, z'
  6        'x, y, z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
Al3+        3
La3+        3
O2-        -2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
La1 La3+ 1 a 0 0 0 1. 0
Al1 Al3+ 1 a 0.5 0.5 0.5 1. 0
O1 O2- 3 b 0.5 0.5 0 1. 0
2Â¥2012-06-19 12:28:35
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hhp102

Ìú¸Ëľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by huangll99 at 2012-06-19 12:28:35
ºÇºÇ£¬Â¥Ö÷ÊÇ×öʲô·½ÏòµÄ£¿ÓÐ La µÄÌåϵ²»ºÃËã°É
_cell_length_a                     3.789
_cell_length_b                     3.789
_cell_length_c                     3.789
_cell_angle_alpha         ...

лл»Ø¸´¡£Äã¸øµÄÊÇ160ºÅ¿Õ¼äȺ£¬R3mR.ÎÒÔÚÎÄÏ×Öп´µ½µÄÊÇ167ºÅR-3C¡£Äã¸øµÄ²»¶Ô°É£¿
ÎÒ×ö´ÅÐÔ±¡Ä¤²ÄÁÏ£¬¾ßÌåÖ÷Òª×ö±íÃæ¡¢½çÃæµÄ¼ÆËã¡£²»ºÃ¸ã£¬×¼±¸¸ÄѧÊäÔË·½ÃæµÄ¼ÆËã¡£ÓйØLaϵµÄÌåϵ£¬ÎÒÊÇ×î½ü¼¸Ìì²Å¿ªÊ¼¿´ÎÄÏ׵ģ¬¿´´ó¼Ò×öµÄÈÈ»ð³¯ÌìµÄ£¬Ò²¾ÍÏëËãËãÕâÀà²ÄÁϳ¬¾§¸ñµÄ´ÅÐÔÎÊÌ⡣ûÏëµ½¿´Á˺ܶàÎÄÏ×£¬¶¼Ã»¸ø³öÕâÀàLaϵµÄÔ­×Ó×ø±ê£¬Ä£Ð;ͽ¨²»³É£¬ÓôÃÆ£¬Ï£Íû¸ßÊִͽ̰¡¡£
3Â¥2012-06-19 16:08:13
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huangll99

ľ³æ (Ö°Òµ×÷¼Ò)

ÒýÓûØÌû:
3Â¥: Originally posted by hhp102 at 2012-06-19 16:08:13
лл»Ø¸´¡£Äã¸øµÄÊÇ160ºÅ¿Õ¼äȺ£¬R3mR.ÎÒÔÚÎÄÏ×Öп´µ½µÄÊÇ167ºÅR-3C¡£Äã¸øµÄ²»¶Ô°É£¿
ÎÒ×ö´ÅÐÔ±¡Ä¤²ÄÁÏ£¬¾ßÌåÖ÷Òª×ö±íÃæ¡¢½çÃæµÄ¼ÆËã¡£²»ºÃ¸ã£¬×¼±¸¸ÄѧÊäÔË·½ÃæµÄ¼ÆËã¡£ÓйØLaϵµÄÌåϵ£¬ÎÒÊÇ×î½ü¼¸Ìì²Å¿ªÊ¼¿´ÎÄÏ× ...

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4Â¥2012-06-19 16:17:38
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huangll99

ľ³æ (Ö°Òµ×÷¼Ò)

¿´¿´ÊDz»ÊÇÕâ¸ö°É
_cell_length_a                     5.37291(9)
_cell_length_b                     5.37291(9)
_cell_length_c                     13.1410(2)
_cell_angle_alpha                  90.
_cell_angle_beta                   90.
_cell_angle_gamma                  120.
_cell_volume                       328.53
_cell_formula_units_Z              6
_symmetry_space_group_name_H-M     'R -3 c H'
_symmetry_Int_Tables_number        167
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
  1        'x-y, -y, -z+.5'
  2        '-x, -x+y, -z+.5'
  3        'y, x, -z+.5'
  4        'x-y, x, -z'
  5        'y, -x+y, -z'
  6        '-x, -y, -z'
  7        '-x+y, y, z+.5'
  8        'x, x-y, z+.5'
  9        '-y, -x, z+.5'
10        '-x+y, -x, z'
11        '-y, x-y, z'
12        'x, y, z'
13        'x-y+.6666, -y+.3333, -z+.8333'
14        'x-y+.3333, -y+.6666, -z+.1666'
15        '-x+.6666, -x+y+.3333, -z+.8333'
16        '-x+.3333, -x+y+.6666, -z+.1666'
17        'y+.6666, x+.3333, -z+.8333'
18        'y+.3333, x+.6666, -z+.1666'
19        'x-y+.6666, x+.3333, -z+.3333'
20        'x-y+.3333, x+.6666, -z+.6666'
21        'y+.6666, -x+y+.3333, -z+.3333'
22        'y+.3333, -x+y+.6666, -z+.6666'
23        '-x+.6666, -y+.3333, -z+.3333'
24        '-x+.3333, -y+.6666, -z+.6666'
25        '-x+y+.6666, y+.3333, z+.8333'
26        '-x+y+.3333, y+.6666, z+.1666'
27        'x+.6666, x-y+.3333, z+.8333'
28        'x+.3333, x-y+.6666, z+.1666'
29        '-y+.6666, -x+.3333, z+.8333'
30        '-y+.3333, -x+.6666, z+.1666'
31        '-x+y+.6666, -x+.3333, z+.3333'
32        '-x+y+.3333, -x+.6666, z+.6666'
33        '-y+.6666, x-y+.3333, z+.3333'
34        '-y+.3333, x-y+.6666, z+.6666'
35        'x+.6666, y+.3333, z+.3333'
36        'x+.3333, y+.6666, z+.6666'
loop_
_atom_type_symbol
_atom_type_oxidation_number
Al3+        3
La3+        3
O2-        -2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
La1 La3+ 6 a 0. 0. 0.250 1. 0
Al1 Al3+ 6 b 0. 0. 0. 1. 0
O1 O2- 18 e 0.5218(3) 0. 0.250 1. 0
5Â¥2012-06-19 16:26:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jianhb

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
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fzx2008: ½ð±Ò+1, лл»ØÌû£¡ 2012-06-19 19:57:05
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6Â¥2012-06-19 19:17:05
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