#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/8/10/15/8101513.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_8101513 loop_ _publ_author_name 'Thiede, Verena M. T.' 'Jeitschko, Wolfgang' _publ_section_title ; Crystal structure of europium cobalt aluminide (1/2/9), EuCo2Al9 ; _journal_issue 2 _journal_name_full 'Zeitschrift f\"ur Kristallographie - New Crystal Structures' _journal_page_first 149 _journal_page_last 150 _journal_volume 214 _journal_year 1999 _chemical_formula_structural 'Eu Co2 Al9' _chemical_formula_sum 'Al9 Co2 Eu' _chemical_formula_weight 512.64 _space_group_IT_number 191 _symmetry_cell_setting hexagonal _symmetry_space_group_name_Hall '-P 6 2' _symmetry_space_group_name_H-M 'P 6/m m m' _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 120.00 _cell_formula_units_Z 1 _cell_length_a 7.865(2) _cell_length_b 7.865(2) _cell_length_c 3.898(1) _cell_measurement_temperature 293(2) _cell_volume 208.8(1) _diffrn_ambient_temperature 293(2) _exptl_crystal_density_diffrn 4.077 _refine_ls_R_factor_obs 0.0144 _refine_ls_wR_factor_obs 0.0351 _cod_database_code 8101513 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-y, x-y, z' '-x+y, -x, z' '-x, -y, z' 'y, -x+y, z' 'x-y, x, z' 'y, x, -z' 'x-y, -y, -z' '-x, -x+y, -z' '-y, -x, -z' '-x+y, y, -z' 'x, x-y, -z' '-x, -y, -z' 'y, -x+y, -z' 'x-y, x, -z' 'x, y, -z' '-y, x-y, -z' '-x+y, -x, -z' '-y, -x, z' '-x+y, y, z' 'x, x-y, z' 'y, x, z' 'x-y, -y, z' '-x, -x+y, z' loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 Eu1 0.0220(2) 0.0220(2) 0.0093(2) 0.000 0.000 0.01099(9) Co1 0.0049(2) 0.0049(2) 0.0061(3) 0.000 0.000 0.00246(9) Al1 0.0121(5) 0.0061(6) 0.0088(5) 0.000 0.000 0.0031(3) Al2 0.0073(3) 0.0072(4) 0.0082(4) 0.000 0.000 0.0036(2) loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_thermal_displace_type _atom_site_occupancy _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_group Eu1 Eu 0.0000 0.0000 0.0000 0.0177(2) Uani 1 d S . C01 Co 0.3333 0.6667 0.0000 0.00530(14) Uani 1 d S . Al1 Al 0.5000 0.0000 0.0000 0.0096(3) Uani 1 d S . Al2 Al 0.21273(7) 0.42546(14) 0.5000 0.0076(2) Uani 1 d S .