#------------------------------------------------------------------------------ #$Date: 2018-09-27 07:13:35 +0300 (Thu, 27 Sep 2018) $ #$Revision: 211196 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/30/05/2300531.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_2300531 loop_ _publ_author_name 'Heiba, Z.' 'Okuyucu, H.' 'Hascicek, Y.S.' _publ_section_title ; X-ray structure determination of the rare earth oxides (Er1-u Gdu)2 O3 applying the Rietveld method ; _journal_name_full 'Journal of Applied Crystallography' _journal_page_first 577 _journal_page_last 580 _journal_volume 35 _journal_year 2002 _chemical_formula_sum 'Er2 O3' _space_group_IT_number 206 _symmetry_space_group_name_Hall '-I 2b 2c 3' _symmetry_space_group_name_H-M 'I a -3' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 16 _cell_length_a 10.54504 _cell_length_b 10.54504 _cell_length_c 10.54504 _cell_volume 1172.586 _citation_journal_id_ASTM JACGAR _cod_data_source_file Heiba_JACGAR_2002_310.cif _cod_data_source_block Er2O3 _cod_database_code 2300531 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y+1/2,z x,-y,-z+1/2 -x,y+1/2,-z+1/2 z,x,y -z,-x+1/2,y z,-x,-y+1/2 -z,x+1/2,-y+1/2 y,z,x y,-z,-x+1/2 -y,z+1/2,-x+1/2 -y+1/2,-z,x+1/2 -x,-y,-z x,y-1/2,-z -x,y,z-1/2 x,-y-1/2,z-1/2 -z,-x,-y z,x-1/2,-y -z,x,y-1/2 z,-x-1/2,y-1/2 -y,-z,-x -y,z,x-1/2 y,-z-1/2,x-1/2 y-1/2,z,-x-1/2 x+1/2,y+1/2,z+1/2 -x+1/2,-y+1,z+1/2 x+1/2,-y+1/2,-z+1 -x+1/2,y+1,-z+1 z+1/2,x+1/2,y+1/2 -z+1/2,-x+1,y+1/2 z+1/2,-x+1/2,-y+1 -z+1/2,x+1,-y+1 y+1/2,z+1/2,x+1/2 y+1/2,-z+1/2,-x+1 -y+1/2,z+1,-x+1 -y+1,-z+1/2,x+1 -x+1/2,-y+1/2,-z+1/2 x+1/2,y,-z+1/2 -x+1/2,y+1/2,z x+1/2,-y,z -z+1/2,-x+1/2,-y+1/2 z+1/2,x,-y+1/2 -z+1/2,x+1/2,y z+1/2,-x,y -y+1/2,-z+1/2,-x+1/2 -y+1/2,z+1/2,x y+1/2,-z,x y,z+1/2,-x 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 0.3921 0.1551 0.3787 1 0.0 Er2 Er+3 0.96865 0 0.25 1 0.0 Er1 Er+3 0.25 0.25 0.25 1 0.0