#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/00/23/2002399.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_2002399 loop_ _publ_author_name 'Cuno, E' 'Mueller-Buschbaum, Hk' _publ_section_title ; Ein neues Oxochromat: Sr Ni2 Cr8 O15 vom Strukturtyp Ba V10 O15. ; _journal_name_full ; Monatshefte fuer Chemie und verwandte Teile anderer Wissenschaften (109,1978-) ; _journal_page_first 1 _journal_page_last 6 _journal_volume 120 _journal_year 1989 _chemical_formula_structural 'Sr Ni2 Cr8 O15' _chemical_formula_sum 'Cr8 Ni2 O15 Sr' _chemical_name_systematic 'Strontium nickel chromium oxide (1/2/8/15)' _space_group_IT_number 64 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 64 _symmetry_space_group_name_Hall '-C 2ac 2ac' _symmetry_space_group_name_H-M 'C c m b' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 10.042(11) _cell_length_b 11.413(11) _cell_length_c 9.260(8) _cell_volume 1061.3 _refine_ls_R_factor_all 0.077 _cod_database_code 2002399 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z 1/2-x,y,1/2+z 1/2+x,y,1/2-z -x,-y,-z x,-y,z 1/2+x,-y,1/2-z 1/2-x,-y,1/2+z 1/2+x,1/2+y,z 1/2-x,1/2+y,-z -x,1/2+y,1/2+z x,1/2+y,1/2-z 1/2-x,1/2-y,-z 1/2+x,1/2-y,z x,1/2-y,1/2-z -x,1/2-y,1/2+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 Sr1 Sr2+ 4 a 0. 0. 0. 1. 0 d Cr1 Cr3+ 16 g 0.1641(6) 0.2455(7) 0.1171(5) 0.8 0 d Ni1 Ni2+ 16 g 0.1641(6) 0.2455(7) 0.1171(5) 0.2 0 d Cr2 Cr3+ 16 g 0.4153(6) 0.6266(6) 0.3562(5) 0.8 0 d Ni2 Ni2+ 16 g 0.4153(6) 0.6266(6) 0.3562(5) 0.2 0 d Cr3 Cr3+ 8 f 0.1855(9) 0. 0.365(1) 0.8 0 d Ni3 Ni2+ 8 f 0.1855(9) 0. 0.365(1) 0.2 0 d O1 O2- 16 g 0.235(2) 0.126(2) 0.505(3) 1. 0 d O2 O2- 16 g 0.590(2) 0.129(2) 0.243(2) 1. 0 d O3 O2- 8 e 0.316(2) 0.25 0.25 1. 0 d O4 O2- 8 f 0.358(3) 0. 0.268(3) 1. 0 d O5 O2- 8 d 0. 0.255(3) 0. 1. 0 d O6 O2- 4 b 0. 0.5 0. 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Sr2+ 2.000 Cr3+ 3.000 Ni2+ 2.000 O2- -2.000