data_global _amcsd_formula_title 'Ba2 Cu2.5 O7 Pd0.5 Y' loop_ _publ_author_name 'Ferey G' 'Le B' 'Laligant Y' 'Hervieu M' 'Raveau B' 'Sulpice A' 'Tournier R' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 73 _journal_year 1988 _journal_page_first 610 _journal_page_last 614 _publ_section_title ; Ordered Pd^2+^ - Cu^2+^ Substitution on 1.2.3 Superconductor: The Oxide Y Ba2 Cu(3-x) Pdx Oy (x=0.5) with Pd2+ in Square Planar Coordination _cod_database_code 1008372 ; _database_code_amcsd 0016282 _chemical_formula_sum 'Y Ba2 Cu2.5 Pd.5 O7' _cell_length_a 3.841 _cell_length_b 3.883 _cell_length_c 11.671 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 174.068 _exptl_crystal_density_diffrn 6.560 _symmetry_space_group_name_H-M 'P m m m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,-y,z' '-x,y,-z' '-x,y,z' 'x,-y,-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 1.00000 Ba1 0.50000 0.50000 0.18410 1.00000 Cu1 0.00000 0.00000 0.35820 1.00000 Cu2 0.00000 0.00000 0.00000 0.50000 Pd1 0.00000 0.00000 0.00000 0.50000 O1 0.00000 0.00000 0.15800 1.00000 O2 0.00000 0.50000 0.36700 1.00000 O3 0.50000 0.00000 0.38800 1.00000 O4 0.50000 0.00000 0.00000 1.00000