#------------------------------------------------------------------------------ #$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $ #$Revision: 176429 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/53/54/1535470.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_1535470 loop_ _publ_author_name 'Hoehn, P.' 'Kniep, R.' _publ_section_title ; Sr5 (Nb N4) N - A nitridoniobate(V) nitride containing isolated (Nb N4)(7-) tetrahedra and octahedral chains (1 infty) (Sr4 Sr2/2 N)(7+) ; _journal_name_full 'Zeitschrift fuer Anorganische und Allgemeine Chemie' _journal_page_first 463 _journal_page_last 467 _journal_volume 628 _journal_year 2002 _chemical_formula_sum 'N5 Nb Sr5' _chemical_name_systematic 'Sr5 (Nb N4) N' _space_group_IT_number 57 _symmetry_space_group_name_Hall '-P 2c 2b' _symmetry_space_group_name_H-M 'P b c m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 6.466 _cell_length_b 17.925 _cell_length_c 7.298 _cell_volume 845.860 _citation_journal_id_ASTM ZAACAB _cod_data_source_file Hoehn_ZAACAB_2002_353.cif _cod_data_source_block N5Nb1Sr5 _cod_original_cell_volume 845.8604 _cod_original_formula_sum 'N5 Nb1 Sr5' _cod_database_code 1535470 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y,z+1/2 x,-y+1/2,-z -x,y+1/2,-z+1/2 -x,-y,-z x,y,-z-1/2 -x,y-1/2,z x,-y-1/2,z-1/2 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Sr1 Sr+2 0.21191 0.92535 0.00719 1 0.0 Sr3 Sr+2 0.00873 0.76434 0.25 1 0.0 Nb1 Nb+5 0.21796 0.09308 0.25 1 0.0 N2 N-3 0.4988 0.0505 0.25 1 0.0 N4 N-3 0.3619 0.82427 0.25 1 0.0 N3 N-3 0.0215 0.01088 0.25 1 0.0 N1 N-3 0.1448 0.15425 0.0314 1 0.0 Sr4 Sr+2 0.45668 0.25 0 1 0.0 Sr2 Sr+2 0.31183 0.41899 0.25 1 0.0