#------------------------------------------------------------------------------ #$Date: 2016-02-13 19:28:24 +0000 (Sat, 13 Feb 2016) $ #$Revision: 176429 $ #$URL: svn://www.crystallography.net/cod/cif/1/53/26/1532622.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_1532622 loop_ _publ_author_name 'Craus, M.L.' 'Rusu, I.' 'Rusu, A.' _publ_section_title ; On some mixed oxides in the system Ca O - Cd O - Bi2 O3 - Nb2 O5. Cation distribution in a distorted Aurivillius structure ; _journal_name_full 'Journal of Optoelectronics and Advanced Materials' _journal_page_first 653 _journal_page_last 656 _journal_volume 5 _journal_year 2003 _chemical_formula_sum 'Bi2 Ca Cd2 Nb4 O15' _chemical_name_systematic 'Ca Cd2 (Bi2 Nb4 O15)' _space_group_IT_number 36 _symmetry_space_group_name_Hall 'A -2 2a' _symmetry_space_group_name_H-M 'A 21 a m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 5.2415 _cell_length_b 5.2507 _cell_length_c 40.3273 _cell_volume 1109.870 _citation_journal_id_ASTM JOAMF2 _cod_data_source_file Craus_JOAMF2_2003_1601.cif _cod_data_source_block Bi2Ca1Cd2Nb4O15 _cod_original_cell_volume 1109.87 _cod_original_sg_symbol_Hall 'C 2c -2 (z,y,-x)' _cod_original_formula_sum 'Bi2 Ca1 Cd2 Nb4 O15' _cod_database_code 1532622 loop_ _symmetry_equiv_pos_as_xyz x,y,z x+1/2,-y,-z x,y,-z x+1/2,-y,z x,y+1/2,z+1/2 x+1/2,-y+1/2,-z+1/2 x,y+1/2,-z+1/2 x+1/2,-y+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 Nb2 Nb+4 0.5 0.78 0.34859 1 0.0 O8 O-2 0.73 0.92 0.372 1 0.0 O4 O-2 0.713 0.53 0.47 1 0.0 Cd2 Cd+2 0.0589 0.247 0.094 0.85 0.0 Bi1 Bi+3 0.492 0.73 0.21955 1 0.0 O7 O-2 0.68 0.37 0.35 1 0.0 Cd1 Cd+2 0 0.088 0 0.3 0.0 O5 O-2 0.73 0.995 0.451 1 0.0 O6 O-2 0.44 0.187 0.094 1 0.0 Ca1 Ca+2 0 0.088 0 0.7 0.0 O2 O-2 0.254 0.77 0.677 1 0.0 Nb1 Nb+4 0.5 0.8 0.46 1 0.0 Ca2 Ca+2 0.0589 0.247 0.094 0.15 0.0 O1 O-2 0.49 0.35 0 1 0.0 O3 O-2 0.68 -0.07 0.241 1 0.0