#------------------------------------------------------------------------------ #$Date: 2016-02-14 16:26:36 +0200 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/17/1001700.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_1001700 loop_ _publ_author_name 'Pham, A Q' 'Hervieu, H' 'Michel, C' 'Raveau, B' _publ_section_title ; A new member of the 2212-type family: the oxide Bi2 Ba2+x La1-x Cu2 O8+d ; _journal_coden_ASTM PHYCE6 _journal_name_full 'Physica C (Amsterdam) (152,1988-)' _journal_page_first 321 _journal_page_last 327 _journal_paper_doi 10.1016/0921-4534(92)90417-B _journal_volume 199 _journal_year 1992 _chemical_formula_structural 'Bi2 Ba2 (Ba0.3 La0.7) Cu2 O8' _chemical_formula_sum 'Ba2.3 Bi2 Cu2 La0.7 O8' _chemical_name_systematic ; Bismuth barium lanthanum copper oxide (2/2.3/0.7/2/8) ; _space_group_IT_number 69 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 69 _symmetry_space_group_name_Hall '-F 2 2' _symmetry_space_group_name_H-M 'F m m m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 5.571(1) _cell_length_b 5.583(1) _cell_length_c 31.10399(400) _cell_volume 967.4 _refine_ls_R_factor_all 0.069 _cod_original_formula_sum 'Ba2.3 Bi2 Cu2 La.7 O8' _cod_database_code 1001700 loop_ _symmetry_equiv_pos_as_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 x,1/2+y,1/2+z 1/2+x,y,1/2+z 1/2+x,1/2+y,z x,1/2-y,1/2-z 1/2+x,-y,1/2-z 1/2+x,1/2-y,-z -x,1/2+y,1/2-z 1/2-x,y,1/2-z 1/2-x,1/2+y,-z -x,1/2-y,1/2+z 1/2-x,-y,1/2+z 1/2-x,1/2-y,z -x,1/2-y,1/2-z 1/2-x,-y,1/2-z 1/2-x,1/2-y,-z -x,1/2+y,1/2+z 1/2-x,y,1/2+z 1/2-x,1/2+y,z x,1/2-y,1/2+z 1/2+x,-y,1/2+z 1/2+x,1/2-y,z x,1/2+y,1/2-z 1/2+x,y,1/2-z 1/2+x,1/2+y,-z 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+ 8 i 0. 0. 0.2049(2) 1. 0 d Ba1 Ba2+ 8 i 0. 0. 0.6179(2) 1. 0 d Ba2 Ba2+ 4 b 0. 0.5 0. 0.3 0 d La1 La3+ 4 b 0. 0.5 0. 0.7 0 d Cu1 Cu2+ 8 i 0. 0. 0.0569(6) 1. 0 d O1 O2- 16 j 0.25 0.25 0.0572(14) 1. 0 d O2 O2- 16 m 0. 0.148(16) 0.7047(38) 0.5 0 d O3 O2- 8 i 0. 0. 0.1309(23) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Bi3+ 3.000 Ba2+ 2.000 La3+ 3.000 Cu2+ 1.650 O2- -2.000