#------------------------------------------------------------------------------ #$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: svn://www.crystallography.net/cod/cif/2/30/00/2300049.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2300049 loop_ _publ_author_name 'V. Grover' 'S. N. Achary' 'A. K. Tyagi' _publ_section_title ; Structural analysis of excess-anion C-type rare earth oxide: a case study with Gd~1{-~x}Ce~x~O~1.5+x~/2 (x = 0.20 and 0.40) ; _journal_issue 4 _journal_name_full 'Journal of Applied Crystallography' _journal_page_first 1082 _journal_page_last 1084 _journal_paper_doi 10.1107/S0021889803010288 _journal_volume 36 _journal_year 2003 _chemical_formula_analytical Ce0.4Gd0.6O1.70 _chemical_formula_moiety Gd0.6Ce0.4O1.70 _chemical_formula_structural '(Gd0.6Ce0.4) (O1.70) ' _chemical_formula_sum 'Ce0.4 Gd0.6 O1.7' _chemical_formula_weight 177.60 _chemical_name_systematic 'Gadolinium Cerium oxide' _space_group_IT_number 206 _symmetry_cell_setting cubic _symmetry_space_group_name_Hall '-I 2b 2c 3' _symmetry_space_group_name_H-M 'I a -3' _cell_angle_alpha 90.00000 _cell_angle_beta 90.00000 _cell_angle_gamma 90.00000 _cell_formula_units_Z 32 _cell_length_a 10.85420(10) _cell_length_b 10.85420(10) _cell_length_c 10.85420(10) _cell_measurement_temperature 293 _cell_volume 1278.77(2) _computing_structure_refinement FULLPROF _diffrn_ambient_temperature 293 _diffrn_measurement_device_type 'Philips PW1710' _diffrn_measurement_method ' profile data from theta/2theta scans' _diffrn_radiation_monochromator 'Graphite 002 face' _diffrn_radiation_type X-ray _exptl_crystal_colour White _exptl_crystal_density_diffrn 7.38 _refine_ls_number_parameters 1 _refine_ls_number_reflns 266 _refine_ls_number_restraints 0 _cod_data_source_file ko5000.cif _cod_data_source_block I _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Cubic' changed to 'cubic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius The following automatic conversions were performed: '_symmetry_cell_setting' value 'Cubic' changed to 'cubic' according to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana ; _cod_original_cell_volume 1278.760(10) _cod_original_sg_symbol_H-M 'I A -3' _cod_original_formula_sum Gd0.6Ce0.4O1.70 _cod_database_code 2300049 loop_ _symmetry_equiv_pos_as_xyz x,y,z x+1/2,-y+1/2,-z -x,y+1/2,-z+1/2 -x+1/2,-y,z+1/2 y,z,x -y+1/2,-z,x+1/2 y+1/2,-z+1/2,-x -y,z+1/2,-x+1/2 z,x,y -z,x+1/2,-y+1/2 -z+1/2,-x,y+1/2 z+1/2,-x+1/2,-y -x,-y,-z -x+1/2,y+1/2,z x,-y+1/2,z+1/2 x+1/2,y,-z+1/2 -y,-z,-x y+1/2,z,-x+1/2 -y+1/2,z+1/2,x y,-z+1/2,x+1/2 -z,-x,-y z,-x+1/2,y+1/2 z+1/2,x,-y+1/2 -z+1/2,x+1/2,y x+1/2,y+1/2,z+1/2 x,-y,-z+1/2 -x+1/2,y,-z -x,-y+1/2,z y+1/2,z+1/2,x+1/2 -y,-z+1/2,x y,-z,-x+1/2 -y+1/2,z,-x z+1/2,x+1/2,y+1/2 -z+1/2,x,-y -z,-x+1/2,y z,-x,-y+1/2 -x+1/2,-y+1/2,-z+1/2 -x,y,z+1/2 x+1/2,-y,z x,y+1/2,-z -y+1/2,-z+1/2,-x+1/2 y,z+1/2,-x -y,z,x+1/2 y+1/2,-z,x -z+1/2,-x+1/2,-y+1/2 z+1/2,-x,y z,x+1/2,-y -z,x,y+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_adp_type _atom_site_occupancy _atom_site_type_symbol Gd1 0.25000 0.25000 0.25000 0.02984 Uiso 0.6 GD+3 Ce1 0.25000 0.25000 0.25000 0.02984 Uiso 0.4 CE+4 Gd2 -0.0188(2) 0.00000 0.25000 0.01591 Uiso 0.6 GD+3 Ce2 -0.0188(2) 0.00000 0.25000 0.01591 Uiso 0.4 CE+4 O1 0.3880(17) 0.1391(16) 0.376(3) 0.01635 Uiso 0.95(4) O-2 O2 0.401(2) 0.401(2) 0.401(2) 0.01635 Uiso 0.56(4) O-2 loop_ _atom_type_symbol _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source gd+3 -9.24200 11.94600 ;International Tables for Crystallography Vol.C(1991) Tables 6.1.1.4 and 6.1.1.5 ; ce+4 -2.17000 9.64800 ;International Tables for Crystallography Vol.C(1991) Tables 6.1.1.4 and 6.1.1.5 ; o-2 0.04700 0.03200 International_Tables_for_Crystallography_Vol.C(1991)_Tables_6.1.1.4_and_6.1.1.5