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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/1/53/89/1538938.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_1538938
loop_
_publ_author_name
'Murayama, N.'
'Tsuzuki, A.'
'Sudo, E.'
'Kani, K.'
'Kawakami, S.'
'Awano, M.'
'Torii, Y.'
_publ_section_title
;
 Cation ordering in La Ba2 Cu2 Ta O8+y
;
_journal_name_full               'Japanese Journal of Applied Physics, Part 2'
_journal_page_first              1623
_journal_page_last               1625
_journal_volume                  27
_journal_year                    1988
_chemical_formula_sum            'Ba2 Cu2 La O8 Ta'
_chemical_name_systematic        'La Ba2 Cu2 Ta O8'
_space_group_IT_number           123
_symmetry_space_group_name_Hall  '-P 4 2'
_symmetry_space_group_name_H-M   'P 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   3.9674
_cell_length_b                   3.9674
_cell_length_c                   12.052
_cell_volume                     189.702
_citation_journal_id_ASTM        JAPLD8
_cod_data_source_file            Murayama_JAPLD8_1988_1008.cif
_cod_data_source_block           Ba2Cu2La1O8Ta1
_cod_original_cell_volume        189.7017
_cod_original_formula_sum        'Ba2 Cu2 La1 O8 Ta1'
_cod_database_code               1538938
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,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x,y,z
-y,-x,z
x,-y,z
y,x,z
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
O3 O-2 0 0.5 0.359 1 0.0
O2 O-2 0.5 0 0 1 0.0
O1 O-2 0 0 0.201 1 0.0
Ba1 Ba+2 0.5 0.5 0.197 1 0.0
Cu1 Cu+2 0 0 0.349 1 0.0
La1 La+3 0.5 0.5 0.5 1 0.0
Ta1 Ta+5 0 0 0 1 0.0
