#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/83/1008356.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_1008356 loop_ _publ_author_name 'Bordet, P' 'McHale, A' 'Santoro, A' 'Roth, R S' _publ_section_title ; Powder neutron diffraction study of Zr Ti O~4~, Zr~5~ Ti~7~ O~24~ and Fe Nb~2~ O~6~ ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 30 _journal_page_last 46 _journal_paper_doi 10.1016/0022-4596(86)90119-2 _journal_volume 64 _journal_year 1986 _chemical_formula_structural 'Fe Nb2 O6' _chemical_formula_sum 'Fe Nb2 O6' _chemical_name_systematic 'Iron(II) diniobate' _space_group_IT_number 60 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 60 _symmetry_space_group_name_Hall '-P 2n 2ab' _symmetry_space_group_name_H-M 'P b c n' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 14.2661(2) _cell_length_b 5.7334(1) _cell_length_c 5.0495(1) _cell_volume 413.0 _refine_ls_R_factor_all 0.0273 _cod_database_code 1008356 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2-x,1/2-y,1/2+z 1/2+x,1/2-y,-z -x,y,1/2-z -x,-y,-z 1/2+x,1/2+y,1/2-z 1/2-x,1/2+y,z x,-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 Fe1 Fe2+ 4 c 0. 0.3311(5) 0.25 1. 0 d Nb1 Nb5+ 8 d 0.3389(2) 0.3191(3) 0.2506(6) 1. 0 d O1 O2- 8 d 0.0963(2) 0.1041(4) 0.0727(5) 1. 0 d O2 O2- 8 d 0.4189(2) 0.1163(5) 0.0990(5) 1. 0 d O3 O2- 8 d 0.7560(2) 0.1236(5) 0.0793(6) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Fe2+ 2.000 Nb5+ 5.000 O2- -2.000