#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/23/2002349.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_2002349 loop_ _publ_author_name 'Krueger, J' 'Mueller-Buschbaum, Hk' _publ_section_title ; Ein neues metastabiles Oxometallat mit Tunnelstruktur: Ba2 Sr Lu22 O36 ; _journal_name_full ; Zeitschrift fuer Anorganische und Allgemeine Chemie ; _journal_page_first 60 _journal_page_last 66 _journal_paper_doi 10.1002/zaac.19855260709 _journal_volume 526 _journal_year 1985 _chemical_formula_structural 'Ba2 Sr Lu22 O36' _chemical_formula_sum 'Ba2 Lu22 O36 Sr' _chemical_name_systematic 'Barium strontium lutetium oxide (2/1/22/36)' _space_group_IT_number 176 _symmetry_cell_setting hexagonal _symmetry_Int_Tables_number 176 _symmetry_space_group_name_Hall '-P 6c' _symmetry_space_group_name_H-M 'P 63/m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_formula_units_Z 1 _cell_length_a 17.599990000(59999996) _cell_length_b 17.59999 _cell_length_c 3.33(4) _cell_volume 893.3 _refine_ls_R_factor_all 0.1 _cod_database_code 2002349 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x-y,z y-x,-x,z -x,-y,1/2+z y,y-x,1/2+z x-y,x,1/2+z -x,-y,-z y,y-x,-z x-y,x,-z x,y,1/2-z -y,x-y,1/2-z y-x,-x,1/2-z 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 Ba1 Ba2+ 2 b 0. 0. 0. 0.5 0 d Sr1 Sr2+ 2 c 0.3333 0.6667 0.25 0.5 0 d Ba2 Ba2+ 4 f 0.3333 0.6667 0. 0.25 0 d Lu1 Lu3+ 6 h 0.3397(16) 0.0094(10) 0.75 0.67 0 d Lu2 Lu3+ 6 h 0.1177(12) 0.8868(11) 0.25 1. 0 d Lu3 Lu3+ 6 h 0.4491(13) 0.5536(13) 0.25 1. 0 d Lu4 Lu3+ 6 h 0.7796(8) 0.2122(7) 0.25 1. 0 d O1 O2- 6 h 0.160(14) 0.143(14) 0.25 1. 0 d O2 O2- 6 h 0.513(6) 0.814(6) 0.25 1. 0 d O3 O2- 6 h 0.819(13) 0.464(14) 0.25 1. 0 d O4 O2- 6 h 0.308(10) 0.089(11) 0.25 1. 0 d O5 O2- 6 h 0.642(10) 0.750(13) 0.25 1. 0 d O6 O2- 6 h 0.974(9) 0.439(9) 0.25 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Ba2+ 2.000 Sr2+ 2.000 Lu3+ 3.000 O2- -2.000