#------------------------------------------------------------------------------ #$Date: 2016-02-13 14:50:18 +0200 (Sat, 13 Feb 2016) $ #$Revision: 176428 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/52/14/1521400.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_1521400 loop_ _publ_author_name 'Kim, J.S.' 'Cheon, C.I.' 'Park, T.-R.' 'Shim, H.-S.' _publ_section_title ; Dielectric properties and crystal structure of Ba6-3x (Nd, M)8+2x Ti18 O54 (M = La, Bi, y) microwave ceramics ; _journal_name_full 'Journal of Materials Science' _journal_page_first 1487 _journal_page_last 1494 _journal_volume 35 _journal_year 2000 _chemical_formula_sum 'Ba0.998 La2.235 O13.5 Ti4.5' _chemical_name_systematic 'Ba0.998 La2.235 Ti4.5 O13.5' _space_group_IT_number 62 _symmetry_space_group_name_Hall '-P 2c 2n' _symmetry_space_group_name_H-M 'P n a m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 8 _cell_length_a 22.41229 _cell_length_b 12.2777 _cell_length_c 7.7526 _cell_volume 2133.294 _citation_journal_id_ASTM JMTSAS _cod_data_source_file Kim_JMTSAS_2000_1579.cif _cod_data_source_block Ba0.998La2.235O13.5Ti4.5 _cod_original_sg_symbol_Hall '-P 2ac 2n (-x,z,y)' _cod_database_code 1521400 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x+1/2,y+1/2,-z x+1/2,-y+1/2,-z+1/2 -x,-y,z+1/2 -x,-y,-z x-1/2,-y-1/2,z -x-1/2,y-1/2,z-1/2 x,y,-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 O3 O-2 0.1943 0.4199 0.0038 1 0.0 La5 La+3 0.6192 0.5907 0.25 0.924 0.0 Ba2 Ba+2 0.8042 0.4086 0.75 0.97 0.0 Ti1 Ti+4 0.5 0.5 0 1 0.0 Ti3 Ti+4 0.1105 0.3976 0.0039 1 0.0 O1 O-2 0.1656 0.1035 0.25 1 0.0 La2 La+3 0.4538 0.7008 0.25 0.906 0.0 La3 La+3 0.498 0.0009 0.25 0.884 0.0 O10 O-2 0.1172 0.2432 0.0099 1 0.0 O16 O-2 0.3118 0.4656 0.0074 1 0.0 Ti5 Ti+4 0.262 0.3367 0.0142 1 0.0 O18 O-2 0.1031 0.3859 0.75 1 0.0 O5 O-2 0.2748 0.32 0.25 1 0.0 O15 O-2 0.4052 0.0508 0.0325 1 0.0 O7 O-2 0.0209 0.3646 -0.0025 1 0.0 O2 O-2 0.1452 0.0944 0.75 1 0.0 O14 O-2 0.4728 0.347 -0.0314 1 0.0 O4 O-2 0.2395 0.1839 -0.0181 1 0.0 O11 O-2 0.486 0.4885 0.25 1 0.0 O8 O-2 0.4479 0.2182 0.25 1 0.0 O17 O-2 0.1006 0.4135 0.25 1 0.0 Ti2 Ti+4 0.4349 0.1984 -0.007 1 0.0 Ba1 Ba+2 0.3106 0.0944 0.25 1.026 0.0 La4 La+3 0.38 0.4028 0.25 0.906 0.0 Ti4 Ti+4 0.1646 0.1138 0.0116 1 0.0 La1 La+3 0.054 0.2058 0.25 0.85 0.0 O12 O-2 0.0787 0.0469 0.0316 1 0.0 O6 O-2 0.2733 0.3297 0.75 1 0.0 O13 O-2 0.3602 0.2628 -0.0068 1 0.0 O9 O-2 0.439 0.1864 0.75 1 0.0