#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/26/2002638.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_2002638 loop_ _publ_author_name 'Rabbow, Ch' 'Mueller-Buschbaum, Hk' _publ_section_title ; Zur Kristallstruktur von Erdalkalimetall-Lanthanoid-Oxozinkaten: (I)Ba2 Tm2 Zn8 O13,(II)Ba2 Y2 Zn8 O13,(III)Ba Er2 Zn O5 und (IV)Ba5 Er8 Zn4 O21 ; _journal_name_full 'Journal of Alloys Compd.' _journal_page_first 163 _journal_page_last 167 _journal_paper_doi 10.1016/0925-8388(94)90029-9 _journal_volume 206 _journal_year 1994 _chemical_formula_structural 'Ba2 Tm2 (Zn8 O13)' _chemical_formula_sum 'Ba2 O13 Tm2 Zn8' _chemical_name_systematic 'Dibarium dithulium octazincate' _space_group_IT_number 36 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 36 _symmetry_space_group_name_Hall 'C 2c -2' _symmetry_space_group_name_H-M 'C m c 21' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 6.262(1) _cell_length_b 10.851(2) _cell_length_c 10.171(2) _cell_volume 691.1 _refine_ls_R_factor_all 0.069 _cod_database_code 2002638 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,z -x,-y,1/2+z x,-y,1/2+z 1/2+x,1/2+y,z 1/2-x,1/2+y,z 1/2-x,1/2-y,1/2+z 1/2+x,1/2-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 Tm1 Tm3+ 4 a 0. 0.16659(2) 0.18897(2) 1. 0 d Ba1 Ba2+ 4 a 0. 0.16681(6) 0.56372(6) 1. 0 d Zn1 Zn2+ 4 a 0.5 0.17034(8) 0.37656(14) 1. 0 d Zn2 Zn2+ 8 b 0.25494(10) 0.41507(6) 0.37715(9) 1. 0 d Zn3 Zn2+ 4 a 0.5 0.0003(2) 0.6245(2) 1. 0 d O1 O2- 8 b 0.2511(4) 0.2493(3) 0.3143(3) 1. 0 d O2 O2- 4 a 0.5 0.5006(4) 0.3136(4) 0.75 0 d O3 O2- 4 a 0.5 0.1599(5) 0.5651(5) 0.75 0 d O4 O2- 8 b 0.7436(5) 0.9161(2) 0.5631(3) 1. 0 d O5 O2- 4 a 0. 0.5011(4) 0.3117(4) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Tm3+ 3.000 Ba2+ 2.000 Zn2+ 2.000 O2- -2.000