#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/16/1001674.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_1001674 loop_ _publ_author_name 'Fuchs, G' 'Nguyen, N' 'Greneche, J M' 'Groult, D' 'Raveau, B' _publ_section_title ; Antiferromagnetic 6L-Hexagonal ferrites, Ba2 Sb2 M3 Fe8 O22 (M = Zn, Mg, Ni, Co) ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 223 _journal_page_last 229 _journal_paper_doi 10.1016/0022-4596(86)90025-3 _journal_volume 61 _journal_year 1986 _chemical_formula_structural 'Ba2 Sb2 Ni3 Fe8 O22' _chemical_formula_sum 'Ba2 Fe8 Ni3 O22 Sb2' _chemical_name_systematic ; Barium antimony nickel iron(III) oxide (2/2/3/8/22) ; _space_group_IT_number 164 _symmetry_cell_setting trigonal _symmetry_Int_Tables_number 164 _symmetry_space_group_name_Hall '-P 3 2"' _symmetry_space_group_name_H-M 'P -3 m 1' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_formula_units_Z 1 _cell_length_a 5.882(2) _cell_length_b 5.882(2) _cell_length_c 14.237(8) _cell_volume 426.6 _exptl_crystal_density_meas 5.9 _refine_ls_R_factor_all 0.067 _cod_database_code 1001674 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x-y,z y-x,-x,z -y,-x,z x,x-y,z y-x,y,z -x,-y,-z y,y-x,-z x-y,x,-z y,x,-z -x,y-x,-z x-y,-y,-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 Ba1 Ba2+ 2 d 0.3333 0.6667 0.417(1) 1. 0 d Fe1 Fe3+ 2 d 0.3333 0.6667 0.955(3) 1. 0 d Ni1 Ni2+ 2 c 0. 0. 0.384(3) 1. 0 d Sb1 Sb5+ 2 d 0.3333 0.6667 0.680(2) 0.66 0 d Ni2 Ni2+ 2 d 0.3333 0.6667 0.680(2) 0.34 0 d Sb2 Sb5+ 1 a 0. 0. 0. 0.67 0 d Ni3 Ni2+ 1 a 0. 0. 0. 0.33 0 d Fe2 Fe3+ 6 i 0.174(2) 0.348(2) 0.172(1) 1. 0 d O1 O2- 2 c 0. 0. 0.236(5) 1. 0 d O2 O2- 2 d 0.3333 0.6667 0.084(4) 1. 0 d O3 O2- 6 i 0.163(5) 0.326(5) 0.909(4) 1. 0 d O4 O2- 6 i 0.496(5) 0.992(5) 0.228(4) 1. 0 d O5 O2- 6 i 0.183(5) 0.366(5) 0.585(3) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Ba2+ 2.000 Fe3+ 3.000 Ni2+ 2.000 Sb5+ 5.000 O2- -2.000