#------------------------------------------------------------------------------ #$Date: 2020-04-20 08:21:12 +0300 (Mon, 20 Apr 2020) $ #$Revision: 250933 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/55/78/1557819.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_1557819 loop_ _publ_author_name 'Furuseth, Sigrid' 'Fjellvag, Helmer' _publ_section_title ; Synthesis and Crystal Structure of V15Sb18 ; _journal_name_full 'Acta Chemica Scandinavica' _journal_page_first 417 _journal_page_last 422 _journal_paper_doi 10.3891/acta.chem.scand.49-0417 _journal_volume 49 _journal_year 1995 _chemical_formula_sum 'Sb18 V15' _chemical_formula_weight 2955.8 _chemical_name_common ; V15Sb18 ; _space_group_IT_number 129 _space_group_name_Hall '-P 4a 2a' _space_group_name_H-M_alt 'P 4/n m m :2' _symmetry_cell_setting tetragonal _symmetry_Int_Tables_number 129 _symmetry_space_group_name_Hall '-P 4a 2a' _symmetry_space_group_name_H-M 'P 4/n m m :2' _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_formula_units_Z 1 _cell_length_a 9.5866(5) _cell_length_b 9.5866(5) _cell_length_c 7.0474(5) _cell_volume 647.68(7) _diffrn_ambient_temperature 295 _diffrn_radiation_probe x-ray _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71069 _exptl_absorpt_coefficient_mu 23.9 _exptl_crystal_density_diffrn 7.576 _refine_ls_number_reflns 835 _refine_ls_R_factor_gt 0.030 _refine_ls_wR_factor_gt 0.031 _cod_data_source_file Acta-Chem-Scand-1995-49-417-422.cif _cod_data_source_block 1 _cod_original_cell_volume 647.7(1) _cod_original_sg_symbol_H-M 'P 4/n m m' _cod_database_code 1557819 loop_ _space_group_symop_id _space_group_symop_operation_xyz 1 x,y,z 2 1/2-y,x,z 3 1/2-x,1/2-y,z 4 y,1/2-x,z 5 1/2+x,-y,-z 6 1/2+y,1/2+x,-z 7 -x,1/2+y,-z 8 -y,-x,-z 9 -x,-y,-z 10 1/2+y,-x,-z 11 1/2+x,1/2+y,-z 12 -y,1/2+x,-z 13 1/2-x,y,z 14 1/2-y,1/2-x,z 15 x,1/2-y,z 16 y,x,z loop_ _atom_site_label _atom_site_type_symbol _atom_site_thermal_displace_type _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Sb1 Sb Uiso 0.75000 0.25000 0.50000 1.000 0.052(3) . . . . Sb2 Sb Uiso -0.08350(10) -0.08350(10) 0.35620(10) 1.000 0.030(2) . . . . Sb3 Sb Uiso 0.75000 -0.01160(10) 0.81650(10) 1.000 0.021(2) . . . . V2 V Uiso 0.25000 0.25000 0.4103(4) 1.000 0.009(4) . . . . V3 V Uiso 0.50000 0.00000 0.00000 1.000 0.018(4) . . . . V4 V Uiso 0.75000 0.39000(10) 0.1603(3) 1.000 0.022(3) . . . . V1 V Uiso 0.25000 0.25000 0.9239(6) 0.46(3) 0.107(16) . . . . loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source Sb Sb -0.5866 1.5461 ' International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' V V 0.3005 0.5294 ' 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 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_2 _geom_angle_site_symmetry_3 _geom_angle_publ_flag V4 Sb1 V4 58.55(4) . . 3_655 yes V4 Sb1 V4 139.54(3) . . 6_546 yes V4 Sb1 V4 139.54(3) . . 8_666 yes V4 Sb1 V4 139.54(3) 3_655 . 6_546 yes V4 Sb1 V4 139.54(3) 3_655 . 8_666 yes V4 Sb1 V4 58.55(4) 6_546 . 8_666 yes V3 Sb3 V4 63.56(1) 1_556 . 3_656 yes V3 Sb3 V3 123.12(3) 1_556 . 4_656 yes V2 Sb3 V3 107.78(3) 5_556 . 1_556 yes V3 Sb3 V4 63.56(1) 4_656 . 3_656 yes V2 Sb3 V4 150.66(6) 5_556 . 3_656 yes V2 Sb3 V3 107.78(3) 5_556 . 4_656 yes Sb3 V2 Sb3 70.83(5) 5_456 . 6_546 yes Sb3 V2 Sb3 110.07(10) 5_456 . 7_656 yes Sb3 V2 Sb3 70.83(5) 5_456 . 8_566 yes Sb3 V2 Sb3 70.83(5) 6_546 . 7_656 yes Sb3 V2 Sb3 110.07(10) 6_546 . 8_566 yes Sb3 V2 Sb3 70.83(5) 7_656 . 8_566 yes Sb3 V3 Sb3 72.73(3) 1_554 . 2_544 yes Sb2 V3 Sb3 99.50(2) 2_555 . 1_554 yes Sb3 V3 Sb3 180.00 1_554 . 5_456 yes Sb2 V3 Sb3 80.50(2) 5_555 . 1_554 yes Sb3 V3 Sb3 107.27(3) 1_554 . 6_546 yes Sb2 V3 Sb3 99.50(2) 2_555 . 2_544 yes Sb3 V3 Sb3 107.27(3) 2_544 . 5_456 yes Sb2 V3 Sb3 80.50(2) 5_555 . 2_544 yes Sb3 V3 Sb3 180.00 2_544 . 6_546 yes Sb2 V3 Sb3 80.50(2) 2_555 . 5_456 yes Sb2 V3 Sb2 180.00 2_555 . 5_555 yes Sb2 V3 Sb3 80.50(2) 2_555 . 6_546 yes Sb2 V3 Sb3 99.50(2) 5_555 . 5_456 yes Sb3 V3 Sb3 72.73(3) 5_456 . 6_546 yes Sb2 V3 Sb3 99.50(2) 5_555 . 6_546 yes Sb1 V4 Sb3 176.42(6) . . 3_654 yes loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 _geom_bond_publ_flag Sb1 V4 2.7446(19) . . yes Sb1 V4 2.7446(19) . 3_655 yes Sb1 V4 2.7446(19) . 6_546 yes Sb1 V4 2.7446(19) . 8_666 yes Sb2 V3 2.7537(8) . 4_555 yes Sb3 V3 2.7256(4) . 1_556 yes Sb3 V4 2.689(2) . 3_656 yes Sb3 V3 2.7256(4) . 4_656 yes Sb3 V2 2.7889(19) . 5_556 yes