#------------------------------------------------------------------------------ #$Date: 2016-02-13 14:50:18 +0200 (Sat, 13 Feb 2016) $ #$Revision: 176428 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/52/12/1521254.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_1521254 loop_ _publ_author_name 'Ivanov, S.A.' 'Thomas, N.W.' 'Ananta, S.' 'Rundlof, H.' 'Tellgren, R.' _publ_section_title ; The perovskite system La (Mg2/3 Nb1/3) O3. II. A neutron powder diffraction study ; _journal_name_full 'Journal of the European Ceramic Society' _journal_page_first 2325 _journal_page_last 2329 _journal_volume 20 _journal_year 2000 _chemical_formula_sum 'La0.96 Mg0.655 Nb0.333 O3' _chemical_name_systematic 'La0.96 (Mg0.655 Nb0.333) O3' _space_group_IT_number 14 _symmetry_space_group_name_Hall '-P 2yn' _symmetry_space_group_name_H-M 'P 1 21/n 1' _cell_angle_alpha 90 _cell_angle_beta 90.534 _cell_angle_gamma 90 _cell_formula_units_Z 8 _cell_length_a 7.9655 _cell_length_b 7.9483 _cell_length_c 7.9735 _cell_volume 504.798 _citation_journal_id_ASTM JECSER _cod_data_source_file Ivanov_JECSER_2000_1526.cif _cod_data_source_block La0.96Mg0.655Nb0.333O3 _cod_original_cell_volume 504.7977 _cod_original_sg_symbol_Hall '-P 2ybc (x-z,y,z)' _cod_database_code 1521254 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x+1/2,y+1/2,-z+1/2 -x,-y,-z x-1/2,-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 O1 O-2 0.262 -0.0293 -0.0516 1 0.0 La2 La+3 0.2358 0.255 0.7584 0.98 0.0 O6 O-2 0.459 0.049 0.2505 1 0.0 La1 La+3 0.2353 0.258 0.2827 0.94 0.0 Nb1 Nb+5 0.5 0 0.5 1.01 0.0 Mg3 Mg+2 0.5 0 0 0.68 0.0 O2 O-2 0.758 0.4585 0.0485 1 0.0 O5 O-2 0.0068 -0.045 0.2548 1 0.0 Mg2 Mg+2 0 0 0.5 1 0.0 Nb2 Nb+5 0.5 0 0 0.32 0.0 O4 O-2 0.475 0.251 -0.058 1 0.0 Mg1 Mg+2 0 0 0 0.94 0.0 O3 O-2 0.04 0.255 0.039 1 0.0