#------------------------------------------------------------------------------
#$Date: 2018-03-11 23:34:13 +0100 (dom 11 de mar de 2018) $
#$Revision: 206904 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/16/1531694.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_1531694
loop_
_publ_author_name
'Kirbyshire, A. L.'
'Greaves, C.'
_publ_section_title
;
 PbBa₂Y₁₋ₓCaₓCu₃O~7+δ~: synthesis, structure and superconductivity
;
_journal_coden_ASTM              SUSTEF
_journal_issue                   7
_journal_name_full               'Superconductor Science and Technology'
_journal_page_first              1048
_journal_page_last               1053
_journal_paper_doi               10.1088/0953-2048/15/7/310
_journal_volume                  15
_journal_year                    2002
_chemical_formula_sum            'Ba2 Ca0.2 Cu3 O7 Pb Y0.8'
_chemical_name_systematic        'Pb Ba2 (Y0.8 Ca0.2) Cu3 O7'
_space_group_IT_number           107
_symmetry_space_group_name_Hall  'I 4 -2'
_symmetry_space_group_name_H-M   'I 4 m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.86387
_cell_length_b                   3.86387
_cell_length_c                   27.9799
_cell_volume                     417.726
_cod_data_source_file            Kirbyshire_SUSTEF_2002_1757.cif
_cod_data_source_block           Ba2Ca0.2Cu3O7Pb1Y0.8
_cod_original_cell_volume        417.7256
_cod_original_formula_sum        'Ba2 Ca0.2 Cu3 O7 Pb1 Y0.8'
_cod_database_code               1531694
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
Ca1 Ca+2 0 0 0.4429 0.2 0.0
O3 O-2 0.145 0 0.2169 0.25 0.0
Y1 Y+3 0 0 0.4429 0.8 0.0
Ba2 Ba+2 0 0 0.313 1 0.0
O4 O-2 0.5 0.5 0.2928 1 0.0
O5 O-2 0 0.5 0.3902 1 0.0
Cu3 Cu+1 0.5 0.5 0.3833 1 0.0
O2 O-2 0 0 0.0892 1 0.0
O1 O-2 0 0.5 -0.0065 1 0.0
Ba1 Ba+2 0.5 0.5 0.0703 1 0.0
Pb1 Pb+2 0.5 0.5 0.2154 1 0.0
Cu1 Cu+1 0 0 0 1 0.0
Cu2 Cu+1 0 0 0.1525 1 0.0
