#------------------------------------------------------------------------------ #$Date: 2018-09-27 05:13:35 +0100 (Thu, 27 Sep 2018) $ #$Revision: 211196 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/73/2007309.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2007309 loop_ _publ_author_name 'Miller, Gordon J.' 'Smith, Mark' _publ_section_title ; Hexamolybdenum Octatelluride, Mo~6~Te~8~ ; _journal_issue 6 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 709 _journal_page_last 710 _journal_paper_doi 10.1107/S0108270197017812 _journal_volume 54 _journal_year 1998 _chemical_formula_moiety 'Mo6 Te8' _chemical_formula_structural 'Mo6 Te8' _chemical_formula_sum 'Mo6 Te8' _chemical_formula_weight 1596.44 _chemical_name_systematic ; Hexamolybdenum Octatelluride ; _space_group_IT_number 148 _symmetry_cell_setting hexagonal _symmetry_space_group_name_Hall '-R 3' _symmetry_space_group_name_H-M 'R -3 :H' _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 120.00 _cell_formula_units_Z 3 _cell_length_a 10.1790(10) _cell_length_b 10.1790(10) _cell_length_c 11.674(2) _cell_measurement_reflns_used 50 _cell_measurement_temperature 293(2) _cell_measurement_theta_max 25.0 _cell_measurement_theta_min 5.8 _cell_volume 1047.5(2) _computing_cell_refinement P4 _computing_data_collection 'P4 software (Siemens, 19??)' _computing_data_reduction P4 _computing_molecular_graphics 'ATOMS (Dowty, 1994)' _computing_publication_material SHELXL-93 _computing_structure_refinement 'SHELXL-93 (Sheldrick, 1993)' _computing_structure_solution 'SHELXS-86 (Sheldrick, 1990)' _diffrn_ambient_temperature 293(2) _diffrn_measurement_device 'Siemens P4' _diffrn_measurement_method \w _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0672 _diffrn_reflns_av_sigmaI/netI 0.0438 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_h_min -1 _diffrn_reflns_limit_k_max 1 _diffrn_reflns_limit_k_min -12 _diffrn_reflns_limit_l_max 1 _diffrn_reflns_limit_l_min -13 _diffrn_reflns_number 604 _diffrn_reflns_theta_max 25.00 _diffrn_reflns_theta_min 2.90 _diffrn_standards_decay_% 0 _diffrn_standards_interval_count 97 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 21.560 _exptl_absorpt_correction_T_max 0.274 _exptl_absorpt_correction_T_min 0.234 _exptl_absorpt_correction_type psi-scan _exptl_absorpt_process_details '(SHELXL93; Sheldrick, 1993)' _exptl_crystal_colour black _exptl_crystal_density_diffrn 7.592 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 2004 _exptl_crystal_size_max 0.10 _exptl_crystal_size_mid 0.07 _exptl_crystal_size_min 0.06 _refine_diff_density_max 1.949 _refine_diff_density_min -2.064 _refine_ls_extinction_coef 0.00112(13) _refine_ls_extinction_method SHELXL93 _refine_ls_goodness_of_fit_all 1.171 _refine_ls_goodness_of_fit_obs 1.187 _refine_ls_matrix_type full _refine_ls_number_parameters 23 _refine_ls_number_reflns 413 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.171 _refine_ls_restrained_S_obs 1.187 _refine_ls_R_factor_all 0.0405 _refine_ls_R_factor_gt 0.0387 _refine_ls_shift/esd_max 0.000 _refine_ls_shift/esd_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w = 1/[\s^2^(Fo^2^)+(0.0230P)^2^+172.7655P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_all 0.1097 _refine_ls_wR_factor_ref 0.1091 _reflns_number_observed 398 _reflns_number_total 413 _reflns_observed_criterion >2sigma(I) _cod_data_source_file br1198.cif _cod_data_source_block structure _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal' 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 The following automatic conversions were performed: '_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal' 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_values 1715 2011-07-08 13:25:40Z adriana The following automatic conversions were performed: '_refine_ls_weighting_scheme' value 'calc w = 1/[\s^2^(Fo^2^)+(0.0230P)^2^+172.7655P] where P=(Fo^2^+2Fc^2^)/3' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w = 1/[\s^2^(Fo^2^)+(0.0230P)^2^+172.7655P] where P=(Fo^2^+2Fc^2^)/3'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas The following automatic conversions were performed: '_exptl_absorpt_correction_type' value '\y scans' was replaced with the value 'psi-scan' as specified in the replacement file 'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'. Automatic conversion script Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius ; _cod_original_sg_symbol_H-M 'R -3' _cod_database_code 2007309 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-y, x-y, z' '-x+y, -x, z' 'x+2/3, y+1/3, z+1/3' '-y+2/3, x-y+1/3, z+1/3' '-x+y+2/3, -x+1/3, z+1/3' 'x+1/3, y+2/3, z+2/3' '-y+1/3, x-y+2/3, z+2/3' '-x+y+1/3, -x+2/3, z+2/3' '-x, -y, -z' 'y, -x+y, -z' 'x-y, x, -z' '-x+2/3, -y+1/3, -z+1/3' 'y+2/3, -x+y+1/3, -z+1/3' 'x-y+2/3, x+1/3, -z+1/3' '-x+1/3, -y+2/3, -z+2/3' 'y+1/3, -x+y+2/3, -z+2/3' 'x-y+1/3, x+2/3, -z+2/3' loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Mo .0168(7) .0178(7) .0127(7) .0088(5) .0000(4) .0000(4) Te1 .0217(7) .0217(7) .0133(8) .0109(3) .000 .000 Te2 .0196(6) .0183(6) .0163(6) .0095(4) .0017(3) -.0008(3) loop_ _atom_site_label _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_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_group _atom_site_type_symbol Mo -.14367(12) .01736(13) .09888(9) .0157(5) Uani d . 1 . Mo Te1 .0000 .0000 .29112(13) .0189(5) Uani d S 1 . Te Te2 -.36957(10) .00200(10) .24699(7) .0181(5) Uani d . 1 . Te loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source Mo Mo -1.6832 0.6857 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Te Te -0.5308 1.6751 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle Mo Mo Mo 3 2 60.0 Mo Mo Te2 3 9_444 121.58(4) Mo Mo Te2 2 9_444 121.70(4) Mo Mo Te1 3 . 60.40(2) Mo Mo Te1 2 . 60.40(2) Te2 Mo Te1 9_444 . 177.49(5) Mo Mo Te2 3 14_445 120.94(5) Mo Mo Te2 2 14_445 61.04(5) Te2 Mo Te2 9_444 14_445 87.10(4) Te1 Mo Te2 . 14_445 93.05(4) Mo Mo Te2 3 13_455 60.87(5) Mo Mo Te2 2 13_455 120.77(5) Te2 Mo Te2 9_444 13_455 87.00(4) Te1 Mo Te2 . 13_455 92.94(4) Te2 Mo Te2 14_445 13_455 173.70(6) Mo Mo Mo 3 12 90.0 Mo Mo Mo 2 12 61.02(3) Te2 Mo Mo 9_444 12 60.71(4) Te1 Mo Mo . 12 121.42(4) Te2 Mo Mo 14_445 12 58.49(3) Te2 Mo Mo 13_455 12 116.37(5) Mo Mo Mo 3 11 61.02(3) Mo Mo Mo 2 11 90.0 Te2 Mo Mo 9_444 11 60.60(5) Te1 Mo Mo . 11 121.42(4) Te2 Mo Mo 14_445 11 116.42(5) Te2 Mo Mo 13_455 11 58.44(3) Mo Mo Mo 12 11 57.96(5) Mo Mo Te2 3 . 137.55(4) Mo Mo Te2 2 . 127.78(5) Te2 Mo Te2 9_444 . 90.93(4) Te1 Mo Te2 . . 86.60(4) Te2 Mo Te2 14_445 . 83.90(4) Te2 Mo Te2 13_455 . 98.41(4) Mo Mo Te2 12 . 131.75(5) Mo Mo Te2 11 . 141.93(5) Mo Te1 Mo . 3 59.20(5) Mo Te1 Mo . 2 59.20(5) Mo Te1 Mo 3 2 59.20(5) Mo Te2 Mo 5_455 15_455 60.91(4) Mo Te2 Mo 5_455 13_455 60.85(4) Mo Te2 Mo 15_455 13_455 58.10(5) Mo Te2 Mo 5_455 . 131.10(4) Mo Te2 Mo 15_455 . 124.80(4) Mo Te2 Mo 13_455 . 81.59(4) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag Mo Mo 3 2.699(2) ? Mo Mo 2 2.699(2) ? Mo Te2 9_444 2.7174(14) ? Mo Te1 . 2.732(2) ? Mo Te2 14_445 2.7768(15) ? Mo Te2 13_455 2.7814(14) ? Mo Mo 12 2.785(2) ? Mo Mo 11 2.785(2) ? Mo Te2 . 2.8181(14) ? Te1 Mo 3 2.732(2) ? Te1 Mo 2 2.732(2) ? Te2 Mo 5_455 2.7175(14) ? Te2 Mo 15_455 2.7769(15) ? Te2 Mo 13_455 2.7815(14) ?