#------------------------------------------------------------------------------ #$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: svn://www.crystallography.net/cod/cif/1/00/87/1008771.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_1008771 loop_ _publ_author_name 'Bordet, P' 'Le Floch, S' 'Capponi, J J' 'Chaillout, C' 'Gorius, M F' 'Marezio, M' 'Tholence, J L' 'Radaelli, P G' _publ_section_title ; Gold substitution in mercury cuprate superconductors ; _journal_coden_ASTM PHYCE6 _journal_name_full 'Physica C (Amsterdam) (152,1988-)' _journal_page_first 151 _journal_page_last 158 _journal_paper_doi 10.1016/0921-4534(96)00224-9 _journal_volume 262 _journal_year 1996 _chemical_formula_structural '(Hg0.69 Au0.17) Ba2 Ca2 Cu3 O8.30' _chemical_formula_sum 'Au0.17 Ba2 Ca2 Cu3 Hg0.69 O8.3' _chemical_name_systematic ; Mercury gold barium calcium copper oxide (0.69/0.17/2/2/3/8.30) ; _space_group_IT_number 123 _symmetry_cell_setting tetragonal _symmetry_Int_Tables_number 123 _symmetry_space_group_name_Hall '-P 4 2' _symmetry_space_group_name_H-M 'P 4/m m m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 1 _cell_length_a 3.8464(2) _cell_length_b 3.8464(2) _cell_length_c 15.739(1) _cell_volume 232.9 _refine_ls_R_factor_all 0.024 _cod_original_formula_sum 'Au.17 Ba2 Ca2 Cu3 Hg.69 O8.3' _cod_database_code 1008771 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y,z -x,y,z x,-y,z -y,x,z y,-x,z y,x,z -y,-x,z -x,-y,-z x,y,-z x,-y,-z -x,y,-z y,-x,-z -y,x,-z -y,-x,-z y,x,-z loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_22 _atom_site_aniso_U_23 _atom_site_aniso_U_33 Hg1 0.006(2) 0. 0. 0.006(2) 0. 0.048(4) Au1 0.006(2) 0. 0. 0.006(2) 0. 0.048(4) Ba1 0.015(2) 0. 0. 0.015(2) 0. 0.031(5) O3 0.005(2) 0. 0. 0.005(2) 0. 0.056(6) 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 Hg1 Hg2+ 1 a 0. 0. 0. 0.69(1) 0 d Au1 Au3+ 1 a 0. 0. 0. 0.17 0 d Ba1 Ba2+ 2 h 0.5 0.5 0.1728(5) 1. 0 d Ca1 Ca2+ 2 h 0.5 0.5 0.3978(6) 1. 0 d Cu1 Cu2+ 1 b 0. 0. 0.5 1. 0 d Cu2 Cu2+ 2 g 0. 0. 0.2972(3) 1. 0 d O1 O2- 2 e 0.5 0. 0.5 1. 0 d O2 O2- 4 i 0.5 0. 0.3004(3) 1. 0 d O3 O2- 2 g 0. 0. 0.1204(5) 1. 0 d O4 O2- 1 c 0.5 0.5 0. 0.30(2) 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Hg2+ 2.000 Au3+ 3.000 Ba2+ 2.000 Ca2+ 2.000 Cu2+ 2.236 O2- -2.000