#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/23/2002374.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_2002374 loop_ _publ_author_name 'Schiffler, St' 'Mueller-Buschbaum, Hk' _publ_section_title ; Ba Ni Yb2 O5 - eine Verbindung, die nicht im Ba Ni Ln2 O5-Typ kristallisiert. Mit einem Beitrag ueber Ba Cu Sm2 O5 ; _journal_name_full ; Zeitschrift fuer Anorganische und Allgemeine Chemie ; _journal_page_first 243 _journal_page_last 250 _journal_paper_doi 10.1002/zaac.19865400927 _journal_volume 540 _journal_year 1986 _chemical_formula_structural 'Ba Cu Sm2 O5' _chemical_formula_sum 'Ba Cu O5 Sm2' _chemical_name_systematic 'Barium copper samarium oxide (1/1/2/5)' _space_group_IT_number 62 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 62 _symmetry_space_group_name_Hall '-P 2c 2ab' _symmetry_space_group_name_H-M 'P b n m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 7.2834(66) _cell_length_b 12.4053(33) _cell_length_c 5.7436(98) _cell_volume 519.0 _refine_ls_R_factor_all 0.054 _cod_database_code 2002374 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2-x,1/2+y,1/2-z -x,-y,1/2+z 1/2+x,1/2-y,-z -x,-y,-z 1/2+x,1/2-y,1/2+z x,y,1/2-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 Sm1 Sm3+ 4 c 0.1146(4) 0.2890(2) 0.25 1. 0 d Sm2 Sm3+ 4 c 0.3946(4) 0.0739(2) 0.25 1. 0 d Ba1 Ba2+ 4 c 0.9321(4) 0.9058(2) 0.25 1. 0 d Cu1 Cu2+ 4 c 0.7132(8) 0.6592(4) 0.25 1. 0 d O1 O2- 8 d 0.168(3) 0.437(2) 0.989(5) 1. 0 d O2 O2- 8 d 0.351(3) 0.226(2) 0.506(5) 1. 0 d O3 O2- 4 c 0.076(4) 0.095(2) 0.25 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Sm3+ 3.000 Ba2+ 2.000 Cu2+ 2.000 O2- -2.000