#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/8/10/13/8101316.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_8101316 loop_ _publ_author_name 'Evenson, IV, Carl R.' 'Dorhout, Peter K.' _publ_section_title ; Crystal structure of tetrapotassium hexatellurodistannate, K~4~Sn~2~Te~6~ ; _journal_issue 3 _journal_name_full 'Zeitschrift f\"ur Kristallographie - New Crystal Structures' _journal_page_first 318 _journal_page_last 318 _journal_volume 215 _journal_year 2000 _chemical_formula_sum 'K4 Sn2 Te6' _chemical_formula_weight 1159.38 _space_group_IT_number 64 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-C 2ac 2' _symmetry_space_group_name_H-M 'C m c a' _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 23.1511(4) _cell_length_b 8.62770(10) _cell_length_c 8.6536(2) _cell_measurement_temperature 170(2) _cell_volume 1728.48(5) _diffrn_ambient_temperature 170(2) _exptl_crystal_density_diffrn 4.455 _refine_ls_R_factor_obs 0.0302 _refine_ls_wR_factor_obs 0.0650 _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius ; _cod_database_code 8101316 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y+1/2, z+1/2' '-x, y+1/2, -z+1/2' 'x, -y, -z' 'x+1/2, y+1/2, z' '-x+1/2, -y+1, z+1/2' '-x+1/2, y+1, -z+1/2' 'x+1/2, -y+1/2, -z' '-x, -y, -z' 'x, y-1/2, -z-1/2' 'x, -y-1/2, z-1/2' '-x, y, z' '-x+1/2, -y+1/2, -z' 'x+1/2, y, -z-1/2' 'x+1/2, -y, z-1/2' '-x+1/2, y+1/2, 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 Te1 0.0129(3) 0.0115(3) 0.0102(3) 0.0005(2) 0.000 0.000 Te2 0.0147(2) 0.0134(2) 0.0113(2) -0.00066(14) -0.00150(14) -0.00133(15) Sn1 0.0108(3) 0.0127(3) 0.0110(3) -0.0015(2) 0.000 0.000 K1 0.0162(10) 0.0251(9) 0.0245(11) -0.0057(8) 0.000 0.000 K2 0.0160(10) 0.0181(9) 0.0154(10) 0.0002(7) 0.000 0.000 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 Te1 Te 0.0000 0.16699(6) 0.33277(6) 0.0116(2) Uani 1 d S . Te2 Te 0.14995(2) 0.18693(4) 0.68702(4) 0.01316(15) Uani 1 d . . Sn1 Sn 0.08485(2) 0.0000 0.5000 0.0115(2) Uani 1 d S . K1 K 0.26583(9) 0.0000 0.5000 0.0219(4) Uani 1 d S . K2 K -0.07738(8) 0.5000 0.5000 0.0165(4) Uani 1 d S . loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag Te1 Sn1 2.8336(5) . ? Te1 Sn1 2.8336(5) 9_556 ? Te1 K2 3.6821(10) 9_566 ? Te1 K2 3.6822(10) . ? Te1 K2 3.6847(10) 2_554 ? Te1 K2 3.6848(10) 10_556 ? Te2 Sn1 2.7370(5) . ? Te2 K1 3.524(2) . ? Te2 K2 3.5690(10) 9_566 ? Te2 K2 3.5720(10) 2 ? Te2 K1 3.7036(11) 13_556 ? Te2 K1 3.7065(12) 6_545 ? Sn1 Te2 2.7370(5) 4_556 ? Sn1 Te1 2.8336(5) 9_556 ? K1 Te2 3.524(2) 4_556 ? K1 K2 3.630(3) 5_545 ? K1 Te2 3.7036(11) 16_545 ? K1 Te2 3.7036(11) 13_556 ? K1 Te2 3.7065(12) 7_546 ? K1 Te2 3.7065(12) 6_544 ? K1 K1 4.3757(7) 13_546 ? K1 K1 4.3757(7) 13_556 ? K1 K1 4.3884(7) 6_545 ? K1 K1 4.3885(7) 6_544 ? K2 Te2 3.5689(10) 12 ? K2 Te2 3.5689(10) 9_566 ? K2 Te2 3.5719(10) 3_556 ? K2 Te2 3.5720(10) 2_554 ? K2 K2 3.583(4) 9_566 ? K2 K1 3.630(3) 5_455 ? K2 Te1 3.6821(10) 9_566 ? K2 Te1 3.6847(10) 2 ? K2 Te1 3.6848(10) 10_566 ?