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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/60/1536004.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_1536004
loop_
_publ_author_name
'Chekhlov, A.N.'
'Martynov, I.V.'
_publ_section_title
;
 Refinement of tetragonal crystal structure of the high-temperature
 superconductor Ba2YCu3epsilonAlepsilonO7-delta:eps
 lon=0.160(3),delta=0.20(2):
;
_journal_name_full               'Doklady Akademii Nauk SSSR'
_journal_page_first              1407
_journal_page_last               1410
_journal_volume                  310
_journal_year                    1990
_chemical_formula_sum            'Al0.16 Ba2 Cu2.84 O6.8 Y'
_chemical_name_systematic        'Ba2 Y Cu2.84 Al0.16 O6.8'
_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                   3.858
_cell_length_b                   3.858
_cell_length_c                   11.693
_cell_volume                     174.041
_citation_journal_id_ASTM        DANKAS
_cod_data_source_file            Chekhlov_DANKAS_1990_1002.cif
_cod_data_source_block           Al0.16Ba2Cu2.84O6.8Y1
_cod_original_cell_volume        174.0405
_cod_original_formula_sum        'Al0.16 Ba2 Cu2.84 O6.8 Y1'
_cod_database_code               1536004
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
Al1 Al+3 0 0 0 0.16 0.0
O2 O-2 0.5 0 0 0.4 0.0
Cu2 Cu+2 0 0 0.35752 1 0.0
Y1 Y+3 0.5 0.5 0.5 1 0.0
O3 O-2 0.5 0 0.3781 1 0.0
Cu1 Cu+2 0 0 0 0.84 0.0
O1 O-2 0 0 0.1577 1 0.0
Ba1 Ba+2 0.5 0.5 0.18743 1 0.0
