#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/21/2002183.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_2002183 loop_ _publ_author_name 'Grande, B' 'Mueller-Buschbaum, Hk' 'Schweizer, M' _publ_section_title ; Zur Kristallstruktur von Seltenerdmetalloxocupraten: La2 Cu O4, Gd2 Cu O4 ; _journal_name_full ; Zeitschrift fuer Anorganische und Allgemeine Chemie ; _journal_page_first 120 _journal_page_last 124 _journal_paper_doi 10.1002/zaac.19774280116 _journal_volume 428 _journal_year 1977 _chemical_formula_structural 'La2 Cu O4' _chemical_formula_sum 'Cu La2 O4' _chemical_name_systematic 'Dilanthanum copper oxide' _space_group_IT_number 64 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 64 _symmetry_space_group_name_Hall '-A 2ab 2ab' _symmetry_space_group_name_H-M 'A b m a' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 5.406 _cell_length_b 5.37 _cell_length_c 13.15 _cell_volume 381.7 _refine_ls_R_factor_all 0.117 _cod_database_code 2002183 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z 1/2+x,y,1/2-z 1/2-x,y,1/2+z -x,-y,-z x,-y,z 1/2-x,-y,1/2+z 1/2+x,-y,1/2-z x,1/2+y,1/2+z -x,1/2+y,1/2-z 1/2+x,1/2+y,-z 1/2-x,1/2+y,z -x,1/2-y,1/2-z x,1/2-y,1/2+z 1/2-x,1/2-y,z 1/2+x,1/2-y,-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 La1 La3+ 8 f 0.007 0. 0.362 1. 0 d Cu1 Cu2+ 4 a 0. 0. 0. 1. 0 d O1 O2- 8 e 0.25 0.25 0.007 1. 0 d O2 O2- 8 f 0.969 0. 0.187 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number La3+ 3.000 Cu2+ 2.000 O2- -2.000