#------------------------------------------------------------------------------ #$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: svn://www.crystallography.net/cod/cif/1/00/89/1008943.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_1008943 loop_ _publ_author_name 'Soubeyroux, J L' 'Chevreau, N' 'Demazeau, G' 'Hagenmueller, P' _publ_section_title ; Etude par diffraction de neutrons de la phase Sr0.5 La1.5 Li0.5 Fe0.5 O4 ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 38 _journal_page_last 43 _journal_paper_doi 10.1016/0022-4596(84)90312-8 _journal_volume 51 _journal_year 1984 _chemical_formula_structural 'Sr0.5 La1.5 Li0.5 Fe0.5 O4' _chemical_formula_sum 'Fe0.5 La1.5 Li0.5 O4 Sr0.5' _chemical_name_systematic ; Strontium lanthanum lithium iron(IV) oxide (0.5/1.5/0.5/0.5/4) ; _space_group_IT_number 123 _symmetry_cell_setting tetragonal _symmetry_Int_Tables_number 123 _symmetry_space_group_name_Hall '-P 4 2' _symmetry_space_group_name_H-M 'P 4/m m m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 5.3174 _cell_length_b 5.3174 _cell_length_c 13.02 _cell_volume 368.1 _refine_ls_R_factor_all 0.064 _cod_original_formula_sum 'Fe.5 La1.5 Li.5 O4 Sr.5' _cod_database_code 1008943 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y,z -x,y,z x,-y,z -y,x,z y,-x,z y,x,z -y,-x,z -x,-y,-z x,y,-z x,-y,-z -x,y,-z y,-x,-z -y,x,-z -y,-x,-z y,x,-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 Li1 Li1+ 1 a 0. 0. 0. 1. 0 d Fe1 Fe4+ 1 c 0.5 0.5 0. 1. 0 d Fe2 Fe4+ 2 e 0.5 0. 0.5 0.5 0 d Li2 Li1+ 2 e 0.5 0. 0.5 0.5 0 d Sr1 Sr2+ 4 i 0.5 0. 0.144(3) 0.25 0 d La1 La3+ 4 i 0.5 0. 0.144(3) 0.75 0 d Sr2 Sr2+ 2 g 0. 0. 0.363(3) 0.25 0 d La2 La3+ 2 g 0. 0. 0.363(3) 0.75 0 d Sr3 Sr2+ 2 h 0.5 0.5 0.366(3) 0.25 0 d La3 La3+ 2 h 0.5 0.5 0.366(3) 0.75 0 d O1 O2- 4 j 0.262(4) 0.262(4) 0. 1. 0 d O2 O2- 2 g 0. 0. 0.181(5) 1. 0 d O3 O2- 2 h 0.5 0.5 0.176(6) 1. 0 d O4 O2- 4 i 0.5 0. 0.328(5) 1. 0 d O5 O2- 4 k 0.25 0.25 0.5 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Li1+ 1.000 Fe4+ 4.000 Sr2+ 2.000 La3+ 3.000 O2- -2.000