#------------------------------------------------------------------------------ #$Date: 2016-01-09 14:56:16 +0200 (Sat, 09 Jan 2016) $ #$Revision: 174244 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/54/21/1542191.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_1542191 loop_ _publ_author_name 'Engel, N.' 'Braun, H.F.' 'Parthe, E.' _publ_section_title ; La Ir Si3 with the Ba Ni Sn3-type structure: the third ordered ternary Ba Al4-type derivative in the La-Ir-Si system ; _journal_name_full 'Journal of the Less-Common Metals' _journal_page_first 309 _journal_page_last 315 _journal_volume 95 _journal_year 1983 _chemical_formula_sum 'Ir La Si3' _chemical_name_systematic 'La Ir Si3' _space_group_IT_number 107 _symmetry_space_group_name_Hall 'I 4 -2' _symmetry_space_group_name_H-M 'I 4 m m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 4.282 _cell_length_b 4.282 _cell_length_c 9.838 _cell_volume 180.385 _citation_journal_id_ASTM JCOMAH _cod_data_source_file Engel_JCOMAH_1983_1871.cif _cod_data_source_block Ir1La1Si3 _cod_original_cell_volume 180.3849 _cod_chemical_formula_sum_orig 'Ir1 La1 Si3' _cod_database_code 1542191 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x,z -x,-y,z y,-x,z -x,y,z -y,-x,z x,-y,z y,x,z x+1/2,y+1/2,z+1/2 -y+1/2,x+1/2,z+1/2 -x+1/2,-y+1/2,z+1/2 y+1/2,-x+1/2,z+1/2 -x+1/2,y+1/2,z+1/2 -y+1/2,-x+1/2,z+1/2 x+1/2,-y+1/2,z+1/2 y+1/2,x+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 Ir1 Ir 0 0 0 1 0.0 Si2 Si 0 0 0.7599 1 0.0 Si1 Si 0 0.5 0.1088 1 0.0 La1 La 0 0 0.3455 1 0.0