#------------------------------------------------------------------------------ #$Date: 2016-02-19 16:29:56 +0200 (Fri, 19 Feb 2016) $ #$Revision: 176759 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/00/31/2003132.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_2003132 loop_ _publ_author_name 'Yang, Jae Ho' 'Choo, Woong Kil' 'Lee, Jin Ho' 'Lee, Chang Hee' _publ_section_title ; The Crystal Structure of B-site Ordered Complex Perovskite SrYb~0.5~Nb~0.5~O~3~ ; _journal_name_full 'Acta Crystallographica, Section B' _journal_page_first 348 _journal_page_last 354 _journal_volume 55 _journal_year 1999 _chemical_formula_sum 'Nb0.5 O3 Sr Yb0.5' _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2yn' _symmetry_space_group_name_H-M 'P 1 21/n 1' _cell_angle_alpha 90.0 _cell_angle_beta 90.1262 _cell_angle_gamma 90.0 _cell_formula_units_Z 2 _cell_length_a 5.79095 _cell_length_b 5.82210 _cell_length_c 8.20358 _diffrn_ambient_temperature 295 _diffrn_measurement_device_type 'HANARO HRPD' _diffrn_radiation_wavelength 1.8339 _refine_ls_goodness_of_fit_all 1.7005 _refine_ls_number_parameters 269 _cod_original_sg_symbol_H-M 'P 21/n' _cod_database_code 2003132 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_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_thermal_displace_type _atom_site_occupancy Sr(1) 0.006 0.0271 0.2511 0.66 Uiso 1.0 Yb(2) 0.50000 0.00000 0.00000 0.32 Uiso 1.0 Nb(3) 0.00000 0.50000 0.00000 0.26 Uiso 1.0 O1(4) 0.199(2) 0.773(2) 0.037(2) 0.66(6) Uiso 1.0 O2(5) 0.270(2) 0.301(2) -0.965(2) 0.66(6) Uiso 1.0 O3(6) 0.430(2) 0.0150(10) -0.262(2) 0.66(6) Uiso 1.0 loop_ _atom_type_symbol Sr Yb Nb O1 O2 O3