#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/24/2002426.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_2002426 loop_ _publ_author_name 'Mevs, H' 'Mueller-Buschbaum, Hk' _publ_section_title ; Neue Oxometallate vom Ba Cu Sm2 O5 -Typ: Ba Co Ho2 O5, Ba Co Yb2 O5 und vom Ba Ni Ln2 O5 -Typ: Ba Co Er2 O5 ; _journal_name_full ; Zeitschrift fuer Anorganische und Allgemeine Chemie ; _journal_page_first 172 _journal_page_last 176 _journal_volume 574 _journal_year 1989 _chemical_formula_structural 'Ba Co Ho2 O5' _chemical_formula_sum 'Ba Co Ho2 O5' _chemical_name_systematic 'Barium cobalt diholmium oxide' _space_group_IT_number 62 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 62 _symmetry_space_group_name_Hall '-P 2ac 2n' _symmetry_space_group_name_H-M 'P n m a' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 12.267(8) _cell_length_b 5.714(2) _cell_length_c 7.064(2) _cell_volume 495.1 _refine_ls_R_factor_all 0.076 _cod_database_code 2002426 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2-y,1/2-z -x,1/2+y,-z 1/2-x,-y,1/2+z -x,-y,-z 1/2-x,1/2+y,1/2+z x,1/2-y,z 1/2+x,y,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+ 4 c 0.9012(3) 0.25 0.9255(5) 1. 0 d Ho1 Ho3+ 4 c 0.2914(2) 0.25 0.1206(4) 1. 0 d Ho2 Ho3+ 4 c 0.0744(2) 0.25 0.3991(4) 1. 0 d Co1 Co2+ 4 c 0.6536(2) 0.25 0.6972(13) 1. 0 d O1 O2- 8 d 0.434(3) 0.993(6) 0.169(4) 1. 0 d O2 O2- 8 d 0.223(3) 0.497(7) 0.362(5) 1. 0 d O3 O2- 4 c 0.101(5) 0.25 0.067(8) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Ba2+ 2.000 Ho3+ 3.000 Co2+ 2.000 O2- -2.000