#------------------------------------------------------------------------------ #$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/25/2002559.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_2002559 loop_ _publ_author_name 'Rath, M' 'Mueller-Buschbaum, Hk' _publ_section_title ; Ein Beitrag zur Kristallstruktur von Ba2 Sc Al O5 und Sr2 Sc0.5 Al1.5 O5 ; _journal_name_full 'Journal of Alloys Compd.' _journal_page_first 127 _journal_page_last 130 _journal_paper_doi 10.1016/0925-8388(92)90058-H _journal_volume 189 _journal_year 1992 _chemical_formula_structural 'Sr2 Sc0.5 Al1.5 O5' _chemical_formula_sum 'Al1.5 O5 Sc0.5 Sr2' _chemical_name_systematic ; Strontium scandium aluminium oxide (2/0.5/1.5/5) ; _space_group_IT_number 205 _symmetry_cell_setting cubic _symmetry_Int_Tables_number 205 _symmetry_space_group_name_Hall '-P 2ac 2ab 3' _symmetry_space_group_name_H-M 'P a -3' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 7.9078(4) _cell_length_b 7.9078(4) _cell_length_c 7.9078(4) _cell_volume 494.5 _refine_ls_R_factor_all 0.091 _cod_original_formula_sum 'Al1.5 O5 Sc.5 Sr2' _cod_database_code 2002559 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2-y,-z -x,1/2+y,1/2-z 1/2-x,-y,1/2+z y,z,x 1/2-y,-z,1/2+x 1/2+y,1/2-z,-x -y,1/2+z,1/2-x z,x,y -z,1/2+x,1/2-y 1/2-z,-x,1/2+y 1/2+z,1/2-x,-y -x,-y,-z 1/2-x,1/2+y,z x,1/2-y,1/2+z 1/2+x,y,1/2-z -y,-z,-x 1/2+y,z,1/2-x 1/2-y,1/2+z,x y,1/2-z,1/2+x -z,-x,-y z,1/2-x,1/2+y 1/2+z,x,1/2-y 1/2-z,1/2+x,y loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Sr1 Sr2+ 8 c 0.2556(3) 0.2556(3) 0.2556(3) 1. 0 d Sc1 Sc3+ 4 b 0.5 0.5 0.5 0.5 0 d Al1 Al3+ 4 b 0.5 0.5 0.5 0.5 0 d Al2 Al3+ 4 a 0. 0. 0. 1. 0 d O1 O2- 24 d 0.226(4) 0.011(7) 0.014(6) 0.8333 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Sr2+ 2.000 Sc3+ 3.000 Al3+ 3.000 O2- -2.000