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#$Date: 2016-02-14 15:26:36 +0100 (Sun 14 de Feb de 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/1/00/41/1004136.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_1004136
loop_
_publ_author_name
'Drache, M'
'Obbade, S'
'Wignacourt, J P'
'Conflant, P'
_publ_section_title
;
Structural and conductivity properties of Bi(0.775) Ln(0.225) O1.5
oxide conductors (Ln = La, Pr, Nd, Sm, Eu, Gd, Tb, Dy) with
rhombohedral Bi-Sr-O type
;
_journal_coden_ASTM              JSSCBI
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              349
_journal_page_last               359
_journal_paper_doi               10.1006/jssc.1998.8043
_journal_volume                  142
_journal_year                    1999
_chemical_formula_structural     'Bi0.775 Pr0.225 O1.5'
_chemical_formula_sum            'Bi0.775 O1.5 Pr0.225'
_chemical_name_systematic        'Bismuth praseodymium oxide (0.78/0.23/1.5)'
_space_group_IT_number           166
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"'
_symmetry_space_group_name_H-M   'R -3 m :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            9
_cell_length_a                   3.9975(1)
_cell_length_b                   3.9975(1)
_cell_length_c                   27.50899(100)
_cell_volume                     380.7
_refine_ls_R_factor_all          0.069
_cod_original_sg_symbol_H-M      'R -3 m H'
_cod_original_formula_sum        'Bi.775 O1.5 Pr.225'
_cod_database_code               1004136
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x-y,z
y-x,-x,z
-y,-x,z
x,x-y,z
y-x,y,z
-x,-y,-z
y,y-x,-z
x-y,x,-z
y,x,-z
-x,y-x,-z
x-y,-y,-z
1/3+x,2/3+y,2/3+z
2/3+x,1/3+y,1/3+z
1/3-y,2/3+x-y,2/3+z
2/3-y,1/3+x-y,1/3+z
1/3-x+y,2/3-x,2/3+z
2/3-x+y,1/3-x,1/3+z
1/3-y,2/3-x,2/3+z
2/3-y,1/3-x,1/3+z
1/3+x,2/3+x-y,2/3+z
2/3+x,1/3+x-y,1/3+z
1/3-x+y,2/3+y,2/3+z
2/3-x+y,1/3+y,1/3+z
1/3-x,2/3-y,2/3-z
2/3-x,1/3-y,1/3-z
1/3+y,2/3-x+y,2/3-z
2/3+y,1/3-x+y,1/3-z
1/3+x-y,2/3+x,2/3-z
2/3+x-y,1/3+x,1/3-z
1/3+y,2/3+x,2/3-z
2/3+y,1/3+x,1/3-z
1/3-x,2/3-x+y,2/3-z
2/3-x,1/3-x+y,1/3-z
1/3+x-y,2/3-y,2/3-z
2/3+x-y,1/3-y,1/3-z
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
_atom_site_calc_flag
Bi1 Bi3+ 3 a 0. 0. 0. 0.325 0 d
Pr1 Pr3+ 3 a 0. 0. 0. 0.675 0 d
Bi2 Bi3+ 6 c 0. 0. 0.2244(1) 1. 0 d
O1 O2- 6 c 0. 0. 0.302(1) 1. 0 d
O2 O2- 6 c 0. 0. 0.095(1) 0.81(3) 0 d
O3 O2- 6 c 0. 0. 0.445(2) 0.44(3) 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
Bi3+ 3.000
Pr3+ 3.000
O2- -2.000
