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#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/54/11/1541136.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_1541136
loop_
_publ_author_name
'Pors, F.'
'Laurent, Y.'
'Bacher, P.'
'Marchand, R.'
'Roult, G.'
_publ_section_title
;
 Neutron diffraction study of the SrTaO2N oxynitride perovskite and of the
 Ba1-xSrxTaO2N solid solution
;
_journal_name_full
;
Revue Internationale des Hautes Temperatures et des Refractaires
;
_journal_page_first              239
_journal_page_last               246
_journal_volume                  24
_journal_year                    1988
_chemical_formula_sum            'N O2 Sr Ta'
_chemical_name_systematic        'Sr Ta O2 N'
_space_group_IT_number           121
_symmetry_space_group_name_Hall  'I -4 2'
_symmetry_space_group_name_H-M   'I -4 2 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.6919
_cell_length_b                   5.6919
_cell_length_c                   8.0905
_cell_volume                     262.114
_citation_journal_id_ASTM        RIHTAV
_cod_data_source_file            Pors_RIHTAV_1988_1498.cif
_cod_data_source_block           N1O2Sr1Ta1
_cod_original_cell_volume        262.1138
_cod_original_formula_sum        'N1 O2 Sr1 Ta1'
_cod_database_code               1541136
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
y,-x,-z
-x,-y,z
-y,x,-z
x,-y,-z
-y,-x,z
-x,y,-z
y,x,z
x+1/2,y+1/2,z+1/2
y+1/2,-x+1/2,-z+1/2
-x+1/2,-y+1/2,z+1/2
-y+1/2,x+1/2,-z+1/2
x+1/2,-y+1/2,-z+1/2
-y+1/2,-x+1/2,z+1/2
-x+1/2,y+1/2,-z+1/2
y+1/2,x+1/2,z+1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
O1 O-2 0 0.5 0 0.5 0.0
Sr2 Sr+2 0 0 0.5 1 0.0
N2 N-3 0.2703 0.2703 0.2387 0.25 0.0
Ta1 Ta+5 0 0.5 0.25 1 0.0
N1 N-3 0 0.5 0 0.5 0.0
Sr1 Sr+2 0 0 0 1 0.0
O2 O-2 0.2703 0.2703 0.2387 0.75 0.0
