#------------------------------------------------------------------------------ #$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $ #$Revision: 966 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9006868.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_9006868 loop_ _publ_author_name 'Mitchell R H' 'Chakhmouradian A R' 'Woodward P M' _publ_section_title ; Crystal chemistry of perovskite-type compounds in the tausonite-loparite series, (Sr1-2xNaxLax)TiO3 Sample: x = 0.20 ; _journal_name_full 'Physics and Chemistry of Minerals' _journal_page_first 583 _journal_page_last 589 _journal_volume 27 _journal_year 2000 _chemical_formula_sum 'La0.2 Na0.2 O3 Sr0.6 Ti' _[local]_cod_chemical_formula_sum_orig '(Sr.6 Na.2 La.2) Ti O3' _chemical_name_mineral Tausonite _symmetry_space_group_name_H-M 'I 4/m c m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 5.5073 _cell_length_b 5.5073 _cell_length_c 7.8018 _cell_volume 236.631 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2+y,1/2+z -y,-x,1/2+z 1/2-y,1/2-x,+z y,x,1/2-z 1/2+y,1/2+x,-z y,-x,-z 1/2+y,1/2-x,1/2-z -y,x,z 1/2-y,1/2+x,1/2+z x,-y,1/2+z 1/2+x,1/2-y,+z -x,y,1/2-z 1/2-x,1/2+y,-z x,y,-z 1/2+x,1/2+y,1/2-z -x,-y,z 1/2-x,1/2-y,1/2+z y,x,1/2+z 1/2+y,1/2+x,+z -y,-x,1/2-z 1/2-y,1/2-x,-z -y,x,-z 1/2-y,1/2+x,1/2-z y,-x,z 1/2+y,1/2-x,1/2+z -x,y,1/2+z 1/2-x,1/2+y,+z x,-y,1/2-z 1/2+x,1/2-y,-z -x,-y,-z 1/2-x,1/2-y,1/2-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy SrA 0.00000 0.50000 0.25000 0.60000 NaA 0.00000 0.50000 0.25000 0.20000 LaA 0.00000 0.50000 0.25000 0.20000 Ti 0.00000 0.00000 0.00000 1.00000 O1 0.00000 0.00000 0.25000 1.00000 O2 0.23500 0.73500 0.00000 1.00000 _cod_database_code 9006868