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#$Date: 2016-03-21 05:36:41 +0200 (Mon, 21 Mar 2016) $
#$Revision: 178487 $
#$URL: svn://www.crystallography.net/cod/cif/4/03/08/4030878.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_4030878
loop_
_publ_author_name
'Chtoun, E.'
'Hanebali, N.'
'Garnier, P.'
'Kiat, J. M.'
_publ_section_title
;
 X-rays and neutrons Rietveld analysis of the solid solutions
 (1-x)A2Ti2O(7-x)MgTiO3 (A = Y or Eu)
;
_journal_name_full
'European Journal of Solid State and Inorganic Chemistry'
_journal_page_first              553
_journal_page_last               561
_journal_volume                  34
_journal_year                    1997
_chemical_formula_sum            'O7 Ti2 Y2'
_chemical_formula_weight         385.542
_space_group_IT_number           227
_symmetry_cell_setting           cubic
_symmetry_Int_Tables_number      227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   10.0986(5)
_cell_length_b                   10.0986(5)
_cell_length_c                   10.0986(5)
_cell_volume                     1029.87(9)
_diffrn_ambient_temperature      293
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.5418
_exptl_absorpt_coefficient_mu    54.786
_exptl_crystal_density_diffrn    4.973
_exptl_crystal_F_000             1424
_pd_proc_ls_prof_R_factor        0.0673
_pd_proc_ls_prof_wR_expected     0.0720
_pd_proc_ls_prof_wR_factor       0.1024
_refine_ls_R_I_factor            0.0490
_cod_data_source_file            EJSSIC-1997-34-553-561-1.cif
_cod_data_source_block           Y2Ti2O7
_cod_depositor_comments
;
Rietveld refinements, XND software
;
_cod_original_cell_volume        1029.9
_cod_original_sg_symbol_H-M      'F d -3 m'
_cod_database_code               4030878
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 x,y,z
2 -y,1/4+x,1/4+z
3 3/4-x,1/4-y,1/2+z
4 3/4+y,-x,3/4+z
5 x,1/4-y,1/4-z
6 3/4+y,1/4+x,1/2-z
7 3/4-x,y,3/4-z
8 -y,-x,-z
9 z,x,y
10 -x,1/4+z,1/4+y
11 3/4-z,1/4-x,1/2+y
12 3/4+x,-z,3/4+y
13 z,1/4-x,1/4-y
14 3/4+x,1/4+z,1/2-y
15 3/4-z,x,3/4-y
16 -x,-z,-y
17 y,z,x
18 -z,-y,-x
19 1/2-z,3/4+y,1/4+x
20 3/4+z,3/4+y,-x
21 1/4+z,-y,1/4+x
22 y,1/4-z,1/4-x
23 1/4-y,3/4-z,1/2+x
24 1/4-y,z,1/4-x
25 -x,-y,-z
26 y,3/4-x,3/4-z
27 1/4+x,3/4+y,1/2-z
28 1/4-y,x,1/4-z
29 -x,3/4+y,3/4+z
30 1/4-y,3/4-x,1/2+z
31 1/4+x,-y,1/4+z
32 y,x,z
33 -z,-x,-y
34 x,3/4-z,3/4-y
35 1/4+z,3/4+x,1/2-y
36 1/4-x,z,1/4-y
37 -z,3/4+x,3/4+y
38 1/4-x,3/4-z,1/2+y
39 1/4+z,-x,1/4+y
40 x,z,y
41 -y,-z,-x
42 z,y,x
43 1/2+z,1/4-y,3/4-x
44 1/4-z,1/4-y,x
45 3/4-z,y,3/4-x
46 -y,3/4+z,3/4+x
47 3/4+y,1/4+z,1/2-x
48 3/4+y,-z,3/4+x
49 x,1/2+y,1/2+z
50 -y,3/4+x,3/4+z
51 3/4-x,3/4-y,z
52 3/4+y,1/2-x,1/4+z
53 x,3/4-y,3/4-z
54 3/4+y,3/4+x,-z
55 3/4-x,1/2+y,1/4-z
56 -y,1/2-x,1/2-z
57 z,1/2+x,1/2+y
58 -x,3/4+z,3/4+y
59 3/4-z,3/4-x,y
60 3/4+x,1/2-z,1/4+y
61 z,3/4-x,3/4-y
62 3/4+x,3/4+z,-y
63 3/4-z,1/2+x,1/4-y
64 -x,1/2-z,1/2-y
65 y,1/2+z,1/2+x
66 -z,1/2-y,1/2-x
67 1/2-z,1/4+y,3/4+x
68 3/4+z,1/4+y,1/2-x
69 1/4+z,1/2-y,3/4+x
70 y,3/4-z,3/4-x
71 1/4-y,1/4-z,x
72 1/4-y,1/2+z,3/4-x
73 -x,1/2-y,1/2-z
74 y,1/4-x,1/4-z
75 1/4+x,1/4+y,-z
76 1/4-y,1/2+x,3/4-z
77 -x,1/4+y,1/4+z
78 1/4-y,1/4-x,z
79 1/4+x,1/2-y,3/4+z
80 y,1/2+x,1/2+z
81 -z,1/2-x,1/2-y
82 x,1/4-z,1/4-y
83 1/4+z,1/4+x,-y
84 1/4-x,1/2+z,3/4-y
85 -z,1/4+x,1/4+y
86 1/4-x,1/4-z,y
87 1/4+z,1/2-x,3/4+y
88 x,1/2+z,1/2+y
89 -y,1/2-z,1/2-x
90 z,1/2+y,1/2+x
91 1/2+z,3/4-y,1/4-x
92 1/4-z,3/4-y,1/2+x
93 3/4-z,1/2+y,1/4-x
94 -y,1/4+z,1/4+x
95 3/4+y,3/4+z,-x
96 3/4+y,1/2-z,1/4+x
97 1/2+x,y,1/2+z
98 1/2-y,1/4+x,3/4+z
99 1/4-x,1/4-y,z
100 1/4+y,-x,1/4+z
101 1/2+x,1/4-y,3/4-z
102 1/4+y,1/4+x,-z
103 1/4-x,y,1/4-z
104 1/2-y,-x,1/2-z
105 1/2+z,x,1/2+y
106 1/2-x,1/4+z,3/4+y
107 1/4-z,1/4-x,y
108 1/4+x,-z,1/4+y
109 1/2+z,1/4-x,3/4-y
110 1/4+x,1/4+z,-y
111 1/4-z,x,1/4-y
112 1/2-x,-z,1/2-y
113 1/2+y,z,1/2+x
114 1/2-z,-y,1/2-x
115 -z,3/4+y,3/4+x
116 1/4+z,3/4+y,1/2-x
117 3/4+z,-y,3/4+x
118 1/2+y,1/4-z,3/4-x
119 3/4-y,3/4-z,x
120 3/4-y,z,3/4-x
121 1/2-x,-y,1/2-z
122 1/2+y,3/4-x,1/4-z
123 3/4+x,3/4+y,-z
124 3/4-y,x,3/4-z
125 1/2-x,3/4+y,1/4+z
126 3/4-y,3/4-x,z
127 3/4+x,-y,3/4+z
128 1/2+y,x,1/2+z
129 1/2-z,-x,1/2-y
130 1/2+x,3/4-z,1/4-y
131 3/4+z,3/4+x,-y
132 3/4-x,z,3/4-y
133 1/2-z,3/4+x,1/4+y
134 3/4-x,3/4-z,y
135 3/4+z,-x,3/4+y
136 1/2+x,z,1/2+y
137 1/2-y,-z,1/2-x
138 1/2+z,y,1/2+x
139 z,1/4-y,1/4-x
140 3/4-z,1/4-y,1/2+x
141 1/4-z,y,1/4-x
142 1/2-y,3/4+z,1/4+x
143 1/4+y,1/4+z,-x
144 1/4+y,-z,1/4+x
145 1/2+x,1/2+y,z
146 1/2-y,3/4+x,1/4+z
147 1/4-x,3/4-y,1/2+z
148 1/4+y,1/2-x,3/4+z
149 1/2+x,3/4-y,1/4-z
150 1/4+y,3/4+x,1/2-z
151 1/4-x,1/2+y,3/4-z
152 1/2-y,1/2-x,-z
153 1/2+z,1/2+x,y
154 1/2-x,3/4+z,1/4+y
155 1/4-z,3/4-x,1/2+y
156 1/4+x,1/2-z,3/4+y
157 1/2+z,3/4-x,1/4-y
158 1/4+x,3/4+z,1/2-y
159 1/4-z,1/2+x,3/4-y
160 1/2-x,1/2-z,-y
161 1/2+y,1/2+z,x
162 1/2-z,1/2-y,-x
163 -z,1/4+y,1/4+x
164 1/4+z,1/4+y,-x
165 3/4+z,1/2-y,1/4+x
166 1/2+y,3/4-z,1/4-x
167 3/4-y,1/4-z,1/2+x
168 3/4-y,1/2+z,1/4-x
169 1/2-x,1/2-y,-z
170 1/2+y,1/4-x,3/4-z
171 3/4+x,1/4+y,1/2-z
172 3/4-y,1/2+x,1/4-z
173 1/2-x,1/4+y,3/4+z
174 3/4-y,1/4-x,1/2+z
175 3/4+x,1/2-y,1/4+z
176 1/2+y,1/2+x,z
177 1/2-z,1/2-x,-y
178 1/2+x,1/4-z,3/4-y
179 3/4+z,1/4+x,1/2-y
180 3/4-x,1/2+z,1/4-y
181 1/2-z,1/4+x,3/4+y
182 3/4-x,1/4-z,1/2+y
183 3/4+z,1/2-x,1/4+y
184 1/2+x,1/2+z,y
185 1/2-y,1/2-z,-x
186 1/2+z,1/2+y,x
187 z,3/4-y,3/4-x
188 3/4-z,3/4-y,x
189 1/4-z,1/2+y,3/4-x
190 1/2-y,1/4+z,3/4+x
191 1/4+y,3/4+z,1/2-x
192 1/4+y,1/2-z,3/4+x
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_B_iso_or_equiv
_atom_site_occupancy
Y Y 0.5 0.5 0.5 0.66(8) 1
Ti Ti 0 0 0 0.36(4) 1
O1 O 0.3253(4) 0.125 0.125 0.86(3) 1
O2 O 0.375 0.375 0.375 0.30(4) 1
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_2
_geom_angle_site_symmetry_3
_geom_angle_publ_flag
O2 Y O2 180.00 . . 2_655 yes
O1 Y O2 79.93(7) 10_655 . . yes
O1 Y O2 100.07(7) 15_555 . . yes
O1 Y O2 100.07(7) 34_555 . . yes
O1 Y O2 100.07(7) 10_655 . 2_655 yes
O1 Y O2 79.93(7) 15_555 . 2_655 yes
O1 Y O2 79.93(7) 34_555 . 2_655 yes
O1 Y O1 62.99(3) 10_655 . 15_555 yes
O1 Y O1 180.00 10_655 . 34_555 yes
O1 Y O1 117.01(3) 15_555 . 34_555 yes
O1 Ti O1 85.03(10) 12_454 . 13_555 yes
O1 Ti O1 85.03(10) 12_454 . 22_555 yes
O1 Ti O1 180.00 12_454 . 36_555 yes
O1 Ti O1 94.97(10) 12_454 . 37_544 yes
O1 Ti O1 94.97(10) 13_555 . 22_555 yes
O1 Ti O1 94.97(10) 13_555 . 36_555 yes
O1 Ti O1 180.00 13_555 . 37_544 yes
O1 Ti O1 94.97(10) 22_555 . 36_555 yes
O1 Ti O1 85.03(10) 22_555 . 37_544 yes
O1 Ti O1 85.03(10) 36_555 . 37_544 yes
Y O1 Ti 105.99(5) 26_555 . 21_555 yes
Y O2 Y 109.47 . . 4_464 yes
Y O2 Y 109.47 . . 20_446 yes
Y O2 Y 109.47 . . 26_555 yes
Y O2 Y 109.47 4_464 . 20_446 yes
Y O2 Y 109.47 4_464 . 26_555 yes
Y O2 Y 109.47 20_446 . 26_555 yes
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_1
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
Y O2 2.1864(1) . . yes
Y O2 2.1864(1) . 2_655 yes
Y O1 2.510(3) . 10_655 yes
Y O1 2.510(3) . 15_555 yes
Y O1 2.510(3) . 34_555 yes
Ti O1 1.9404(16) . 12_454 yes
Ti O1 1.9404(16) . 13_555 yes
Ti O1 1.9404(16) . 22_555 yes
Ti O1 1.9404(16) . 36_555 yes
Ti O1 1.9404(16) . 37_544 yes
