#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/16/1001619.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_1001619 loop_ _publ_author_name Michel 'Pelloquin, D' 'Hervieu, M' 'Raveau, B' _publ_section_title ; The anionic superconductor Bi~3~BaO~5.5~: A bcc structure closely related to the perovskite. Relationships with anti $-alpha-AgI ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 122 _journal_page_last 126 _journal_paper_doi 10.1006/jssc.1994.1081 _journal_volume 109 _journal_year 1994 _chemical_formula_structural '(Bi1.5 Ba0.5) O2.75' _chemical_formula_sum 'Ba0.5 Bi1.5 O2.75' _chemical_name_systematic 'Bismuth barium oxide (1.5/0.5/2.75)' _space_group_IT_number 229 _symmetry_cell_setting cubic _symmetry_Int_Tables_number 229 _symmetry_space_group_name_Hall '-I 4 2 3' _symmetry_space_group_name_H-M 'I m -3 m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 1 _cell_length_a 4.3822(2) _cell_length_b 4.3822(2) _cell_length_c 4.3822(2) _cell_volume 84.2 _refine_ls_R_factor_all 0.0339 _[local]_cod_chemical_formula_sum_orig 'Ba.5 Bi1.5 O2.75' _cod_database_code 1001619 loop_ _symmetry_equiv_pos_as_xyz x,y,z y,z,x z,x,y x,z,y y,x,z z,y,x x,-y,-z y,-z,-x z,-x,-y x,-z,-y y,-x,-z z,-y,-x -x,y,-z -y,z,-x -z,x,-y -x,z,-y -y,x,-z -z,y,-x -x,-y,z -y,-z,x -z,-x,y -x,-z,y -y,-x,z -z,-y,x -x,-y,-z -y,-z,-x -z,-x,-y -x,-z,-y -y,-x,-z -z,-y,-x -x,y,z -y,z,x -z,x,y -x,z,y -y,x,z -z,y,x x,-y,z y,-z,x z,-x,y x,-z,y y,-x,z z,-y,x x,y,-z y,z,-x z,x,-y x,z,-y y,x,-z z,y,-x 1/2+x,1/2+y,1/2+z 1/2+y,1/2+z,1/2+x 1/2+z,1/2+x,1/2+y 1/2+x,1/2+z,1/2+y 1/2+y,1/2+x,1/2+z 1/2+z,1/2+y,1/2+x 1/2+x,1/2-y,1/2-z 1/2+y,1/2-z,1/2-x 1/2+z,1/2-x,1/2-y 1/2+x,1/2-z,1/2-y 1/2+y,1/2-x,1/2-z 1/2+z,1/2-y,1/2-x 1/2-x,1/2+y,1/2-z 1/2-y,1/2+z,1/2-x 1/2-z,1/2+x,1/2-y 1/2-x,1/2+z,1/2-y 1/2-y,1/2+x,1/2-z 1/2-z,1/2+y,1/2-x 1/2-x,1/2-y,1/2+z 1/2-y,1/2-z,1/2+x 1/2-z,1/2-x,1/2+y 1/2-x,1/2-z,1/2+y 1/2-y,1/2-x,1/2+z 1/2-z,1/2-y,1/2+x 1/2-x,1/2-y,1/2-z 1/2-y,1/2-z,1/2-x 1/2-z,1/2-x,1/2-y 1/2-x,1/2-z,1/2-y 1/2-y,1/2-x,1/2-z 1/2-z,1/2-y,1/2-x 1/2-x,1/2+y,1/2+z 1/2-y,1/2+z,1/2+x 1/2-z,1/2+x,1/2+y 1/2-x,1/2+z,1/2+y 1/2-y,1/2+x,1/2+z 1/2-z,1/2+y,1/2+x 1/2+x,1/2-y,1/2+z 1/2+y,1/2-z,1/2+x 1/2+z,1/2-x,1/2+y 1/2+x,1/2-z,1/2+y 1/2+y,1/2-x,1/2+z 1/2+z,1/2-y,1/2+x 1/2+x,1/2+y,1/2-z 1/2+y,1/2+z,1/2-x 1/2+z,1/2+x,1/2-y 1/2+x,1/2+z,1/2-y 1/2+y,1/2+x,1/2-z 1/2+z,1/2+y,1/2-x loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Bi1 Bi3+ 2 a 0. 0. 0. 0.75 0 d Ba1 Ba2+ 2 a 0. 0. 0. 0.25 0 d O1 O2- 6 b 0.5 0. 0. 0.4583 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Bi3+ 3.000 Ba2+ 2.000 O2- -2.000