data_global
_amcsd_formula_title 'Ba2 Ca0.18 Co0.24 Cu2.76 O7 Y0.82'
loop_
_publ_author_name
'Suard E'
'Caignaert V'
'Maignan A'
'Bouree F'
'Raveau B'
_journal_name_full 'Physica C'
_journal_volume 210 
_journal_year 1993
_journal_page_first 164
_journal_page_last 172
_publ_section_title
;
 Influence of thermal treatment on Y1-xCaxBa2Cu3-xCoxO7.
 A neutron diffraction study
 _cod_database_code 1001587
;
_database_code_amcsd 0015048
_chemical_formula_sum '(Y.82 Ca.18) Ba2 Cu2.76 Co.24 O7'
_cell_length_a 3.8649
_cell_length_b 3.8649
_cell_length_c 11.7053
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 174.847
_exptl_crystal_density_diffrn      6.233
_symmetry_space_group_name_H-M 'P 4/m m m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-y,-x,z'
  'y,x,-z'
  'y,-x,-z'
  '-y,x,z'
  'x,-y,z'
  '-x,y,-z'
  'x,y,-z'
  '-x,-y,z'
  'y,x,z'
  '-y,-x,-z'
  '-y,x,-z'
  'y,-x,z'
  '-x,y,z'
  'x,-y,-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Y1   0.50000   0.50000   0.50000   0.82000
Ca1   0.50000   0.50000   0.50000   0.18000
Ba1   0.50000   0.50000   0.18970   1.00000
Cu1   0.00000   0.00000   0.00000   0.76000
Co1   0.00000   0.00000   0.00000   0.24000
Cu2   0.00000   0.00000   0.35880   1.00000
O1   0.00000   0.50000   0.37670   1.00000
O2   0.00000   0.00000   0.15440   1.00000
O3   0.05800   0.50000   0.00000   0.25000