#------------------------------------------------------------------------------ #$Date: 2019-10-13 11:52:27 +0300 (Sun, 13 Oct 2019) $ #$Revision: 219318 $ #$URL: file:///home/coder/svn-repositories/cod/cif/3/00/02/3000248.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_3000248 loop_ _publ_author_name 'Auer, Henry' 'Yang, Fangshun' 'Playford, Helen Y.' 'Hansen, Thomas C.' 'Franz, Alexandra' 'Kohlmann, Holger' _publ_section_title ; Covalent Si--H Bonds in the Zintl Phase Hydride CaSiH1+x (x ≤ 1/3) ; _journal_issue 9 _journal_name_full Inorganics _journal_page_first 106 _journal_paper_doi 10.3390/inorganics7090106 _journal_volume 7 _journal_year 2019 _chemical_formula_sum 'Ca D0.09 Si' _chemical_formula_weight 68.36 _space_group_IT_number 63 _space_group_name_Hall '-C 2c 2' _space_group_name_H-M_alt 'C m c m' _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-C 2c 2' _symmetry_space_group_name_H-M 'C m c m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 4.5391(6) _cell_length_b 10.9521(15) _cell_length_c 3.9028(6) _cell_measurement_temperature 529 _cell_volume 194.02(5) _computing_structure_refinement TOPAS _diffrn_ambient_temperature 529 _diffrn_measurement_device_type ; 'D20' ; _diffrn_radiation_monochromator 'Ge 115' _diffrn_radiation_type neutron _diffrn_radiation_wavelength 1.86829 _diffrn_source 'nuclear reactor' _diffrn_source_type D20 _exptl_crystal_density_diffrn 2.340 _pd_char_colour grey _pd_instr_location 'D20 diffractometer, ILL, Grenoble, France' _pd_meas_2theta_range_inc 0.02 _pd_meas_2theta_range_max 140 _pd_meas_2theta_range_min 5 _pd_proc_2theta_range_inc 0.02 _pd_proc_2theta_range_max 122 _pd_proc_2theta_range_min 8 _pd_proc_ls_prof_R_factor 6.00 _pd_proc_ls_prof_wR_expected 4.48 _pd_proc_ls_prof_wR_factor 7.69 _pd_proc_wavelength 1.86829 _pd_spec_mounting 'sapphire single crystal cell' _pd_spec_shape cylinder _pd_spec_size_axial 10 _pd_spec_size_equat 6 _refine_ls_goodness_of_fit_all 1.72 _refine_ls_number_parameters 26 _refine_ls_number_reflns 58 _refine_ls_number_restraints 0 _refine_ls_R_I_factor 6.21 _refine_ls_shift/su_max 0.05 _cod_data_source_file CaSiD0.092_ILL.cif _cod_data_source_block CaSiD0.092 _cod_depositor_comments 'Releasing structure 3000248 into public domain as published material.' _cod_original_sg_symbol_H-M Cmcm _cod_original_formula_sum 'Ca D0.09 Si1' _cod_database_code 3000248 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z ' '-x, -y, z+1/2 ' '-x, y, -z+1/2 ' '-x, y, z ' 'x, -y, -z ' 'x, -y, z+1/2 ' 'x, y, -z+1/2 ' '-x, -y, -z ' 'x+1/2, y+1/2, z ' '-x+1/2, -y+1/2, z+1/2 ' '-x+1/2, y+1/2, -z+1/2 ' '-x+1/2, y+1/2, z ' 'x+1/2, -y+1/2, -z ' 'x+1/2, -y+1/2, z+1/2 ' 'x+1/2, y+1/2, -z+1/2 ' '-x+1/2, -y+1/2, -z ' loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_B_iso_or_equiv Ca1 Ca 4 0 0.3592(5) 0.25 1 2.82(11) Si1 Si 4 0 0.0726(5) 0.25 1 2.82(11) D D 4 0.5 0.266(4) 0.25 0.092(5) 2.82(11) loop_ _atom_type_symbol _atom_type_scat_length_neutron _atom_type_scat_source Ca 0.470 V.F._Sears_Neutron_News_3_26_(1992) Si 0.41491 V.F._Sears_Neutron_News_3_26_(1992) D 0.667 V.F._Sears_Neutron_News_3_26_(1992) 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 D Ca1 D 110.0(16) 10_554 1_555 10_555 D Ca1 D 76.3(2) 1_555 1_555 10_554 D Ca1 D 76.3(2) 1_555 1_555 10_555 D Ca1 D 131.4(18) 1_455 1_555 1_555 D Ca1 D 76.3(2) 1_455 1_555 10_554 D Ca1 D 76.3(2) 1_455 1_555 10_555 Si1 Ca1 D 55.2(6) 10_455 1_555 1_455 Si1 Ca1 D 140.37(12) 10_455 1_555 1_555 Si1 Ca1 D 131.1(2) 10_455 1_555 10_554 Si1 Ca1 D 67.7(5) 10_455 1_555 10_555 Si1 Ca1 Si1 152.0(3) 10_554 1_555 10_455 Si1 Ca1 D 140.37(12) 10_554 1_555 1_455 Si1 Ca1 D 55.2(6) 10_554 1_555 1_555 Si1 Ca1 D 67.7(5) 10_554 1_555 10_554 Si1 Ca1 D 131.1(2) 10_554 1_555 10_555 Si1 Ca1 Si1 94.73(7) 10_454 1_555 10_554 Si1 Ca1 Si1 78.47(5) 10_454 1_555 10_455 Si1 Ca1 D 55.2(6) 10_454 1_555 1_455 Si1 Ca1 D 140.37(12) 10_454 1_555 1_555 Si1 Ca1 D 67.7(5) 10_454 1_555 10_554 Si1 Ca1 D 131.1(2) 10_454 1_555 10_555 Si1 Ca1 Si1 152.0(3) 10_555 1_555 10_454 Si1 Ca1 Si1 78.47(5) 10_555 1_555 10_554 Si1 Ca1 Si1 94.73(7) 10_555 1_555 10_455 Si1 Ca1 D 140.37(12) 10_555 1_555 1_455 Si1 Ca1 D 55.2(6) 10_555 1_555 1_555 Si1 Ca1 D 131.1(2) 10_555 1_555 10_554 Si1 Ca1 D 67.7(5) 10_555 1_555 10_555 Si1 Ca1 Si1 104.02(14) 1_555 1_555 10_555 Si1 Ca1 Si1 104.02(14) 1_555 1_555 10_454 Si1 Ca1 Si1 104.02(14) 1_555 1_555 10_554 Si1 Ca1 Si1 104.02(14) 1_555 1_555 10_455 Si1 Ca1 D 65.7(9) 1_555 1_555 1_455 Si1 Ca1 D 65.7(9) 1_555 1_555 1_555 Si1 Ca1 D 55.0(8) 1_555 1_555 10_554 Si1 Ca1 D 55.0(8) 1_555 1_555 10_555 Si1 Si1 Si1 101.7(4) 2_554 1_555 2_555 D Si1 Si1 81.4(7) 10_554 1_555 2_554 D Si1 Si1 176.9(7) 10_554 1_555 2_555 D Si1 D 95.5(14) 10_555 1_555 10_554 D Si1 Si1 176.9(7) 10_555 1_555 2_554 D Si1 Si1 81.4(7) 10_555 1_555 2_555 Ca1 Si1 D 50.9(2) 10_455 1_555 10_555 Ca1 Si1 D 107.8(5) 10_455 1_555 10_554 Ca1 Si1 Si1 130.05(15) 10_455 1_555 2_554 Ca1 Si1 Si1 70.29(8) 10_455 1_555 2_555 Ca1 Si1 Ca1 152.0(3) 10_554 1_555 10_455 Ca1 Si1 D 107.8(5) 10_554 1_555 10_555 Ca1 Si1 D 50.9(2) 10_554 1_555 10_554 Ca1 Si1 Si1 70.29(8) 10_554 1_555 2_554 Ca1 Si1 Si1 130.05(15) 10_554 1_555 2_555 Ca1 Si1 Ca1 94.73(7) 10_454 1_555 10_554 Ca1 Si1 Ca1 78.47(5) 10_454 1_555 10_455 Ca1 Si1 D 107.8(5) 10_454 1_555 10_555 Ca1 Si1 D 50.9(2) 10_454 1_555 10_554 Ca1 Si1 Si1 70.29(8) 10_454 1_555 2_554 Ca1 Si1 Si1 130.05(15) 10_454 1_555 2_555 Ca1 Si1 Ca1 152.0(3) 10_555 1_555 10_454 Ca1 Si1 Ca1 78.47(5) 10_555 1_555 10_554 Ca1 Si1 Ca1 94.73(7) 10_555 1_555 10_455 Ca1 Si1 D 50.9(2) 10_555 1_555 10_555 Ca1 Si1 D 107.8(5) 10_555 1_555 10_554 Ca1 Si1 Si1 130.05(15) 10_555 1_555 2_554 Ca1 Si1 Si1 70.29(8) 10_555 1_555 2_555 D Si1 Ca1 111.9(4) 1_455 1_555 10_555 D Si1 Ca1 45.3(3) 1_455 1_555 10_454 D Si1 Ca1 111.9(4) 1_455 1_555 10_554 D Si1 Ca1 45.3(3) 1_455 1_555 10_455 D Si1 D 62.73(14) 1_455 1_555 10_555 D Si1 D 62.73(14) 1_455 1_555 10_554 D Si1 Si1 115.5(3) 1_455 1_555 2_554 D Si1 Si1 115.5(3) 1_455 1_555 2_555 D Si1 D 94.1(11) 1_555 1_555 1_455 D Si1 Ca1 45.3(3) 1_555 1_555 10_555 D Si1 Ca1 111.9(4) 1_555 1_555 10_454 D Si1 Ca1 45.3(3) 1_555 1_555 10_554 D Si1 Ca1 111.9(4) 1_555 1_555 10_455 D Si1 D 62.73(14) 1_555 1_555 10_555 D Si1 D 62.73(14) 1_555 1_555 10_554 D Si1 Si1 115.5(3) 1_555 1_555 2_554 D Si1 Si1 115.5(3) 1_555 1_555 2_555 Ca1 Si1 D 47.0(6) 1_555 1_555 1_555 Ca1 Si1 D 47.0(6) 1_555 1_555 1_455 Ca1 Si1 Ca1 75.98(14) 1_555 1_555 10_555 Ca1 Si1 Ca1 75.98(14) 1_555 1_555 10_454 Ca1 Si1 Ca1 75.98(14) 1_555 1_555 10_554 Ca1 Si1 Ca1 75.98(14) 1_555 1_555 10_455 Ca1 Si1 D 47.7(7) 1_555 1_555 10_555 Ca1 Si1 D 47.7(7) 1_555 1_555 10_554 Ca1 Si1 Si1 129.2(2) 1_555 1_555 2_554 Ca1 Si1 Si1 129.2(2) 1_555 1_555 2_555 Ca1 D Ca1 110.0(16) 10_554 1_555 10_555 Ca1 D Ca1 103.7(2) 1_555 1_555 10_554 Ca1 D Ca1 103.7(2) 1_555 1_555 10_555 Ca1 D Ca1 131.4(18) 1_655 1_555 1_555 Ca1 D Ca1 103.7(2) 1_655 1_555 10_554 Ca1 D Ca1 103.7(2) 1_655 1_555 10_555 Si1 D Ca1 73.9(8) 10_554 1_555 1_655 Si1 D Ca1 73.9(8) 10_554 1_555 1_555 Si1 D Ca1 77.24(18) 10_554 1_555 10_554 Si1 D Ca1 172.7(15) 10_554 1_555 10_555 Si1 D Si1 95.5(14) 10_555 1_555 10_554 Si1 D Ca1 73.9(8) 10_555 1_555 1_655 Si1 D Ca1 73.9(8) 10_555 1_555 1_555 Si1 D Ca1 172.7(15) 10_555 1_555 10_554 Si1 D Ca1 77.24(18) 10_555 1_555 10_555 D D Si1 123.7(14) 10_654 1_555 10_555 D D Si1 66.2(8) 10_654 1_555 10_554 D D Ca1 50.2(5) 10_654 1_555 1_655 D D Ca1 137.1(9) 10_654 1_555 1_555 D D Ca1 53.5(7) 10_654 1_555 10_554 D D Ca1 117.8(16) 10_654 1_555 10_555 D D D 167(3) 10_555 1_555 10_654 D D Si1 66.2(8) 10_555 1_555 10_555 D D Si1 123.7(14) 10_555 1_555 10_554 D D Ca1 137.1(9) 10_555 1_555 1_655 D D Ca1 50.2(5) 10_555 1_555 1_555 D D Ca1 117.8(16) 10_555 1_555 10_554 D D Ca1 53.5(7) 10_555 1_555 10_555 D D D 97.8(5) 10_655 1_555 10_555 D D D 80.7(4) 10_655 1_555 10_654 D D Si1 66.2(8) 10_655 1_555 10_555 D D Si1 123.7(14) 10_655 1_555 10_554 D D Ca1 50.2(5) 10_655 1_555 1_655 D D Ca1 137.1(9) 10_655 1_555 1_555 D D Ca1 117.8(16) 10_655 1_555 10_554 D D Ca1 53.5(7) 10_655 1_555 10_555 D D D 167(3) 10_554 1_555 10_655 D D D 80.7(4) 10_554 1_555 10_555 D D D 97.8(5) 10_554 1_555 10_654 D D Si1 123.7(14) 10_554 1_555 10_555 D D Si1 66.2(8) 10_554 1_555 10_554 D D Ca1 137.1(9) 10_554 1_555 1_655 D D Ca1 50.2(5) 10_554 1_555 1_555 D D Ca1 53.5(7) 10_554 1_555 10_554 D D Ca1 117.8(16) 10_554 1_555 10_555 Si1 D D 118.3(17) 1_655 1_555 10_554 Si1 D D 51.1(9) 1_655 1_555 10_655 Si1 D D 118.3(17) 1_655 1_555 10_555 Si1 D D 51.1(9) 1_655 1_555 10_654 Si1 D Si1 117.27(14) 1_655 1_555 10_555 Si1 D Si1 117.27(14) 1_655 1_555 10_554 Si1 D Ca1 67.3(4) 1_655 1_555 1_655 Si1 D Ca1 161.4(14) 1_655 1_555 1_555 Si1 D Ca1 67.0(7) 1_655 1_555 10_554 Si1 D Ca1 67.0(7) 1_655 1_555 10_555 Si1 D Si1 94.1(11) 1_555 1_555 1_655 Si1 D D 51.1(9) 1_555 1_555 10_554 Si1 D D 118.3(17) 1_555 1_555 10_655 Si1 D D 51.1(9) 1_555 1_555 10_555 Si1 D D 118.3(17) 1_555 1_555 10_654 Si1 D Si1 117.27(14) 1_555 1_555 10_555 Si1 D Si1 117.27(14) 1_555 1_555 10_554 Si1 D Ca1 161.4(14) 1_555 1_555 1_655 Si1 D Ca1 67.3(4) 1_555 1_555 1_555 Si1 D Ca1 67.0(7) 1_555 1_555 10_554 Si1 D Ca1 67.0(7) 1_555 1_555 10_555 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 Ca1 D 2.38(2) 1_555 10_555 Ca1 D 2.38(2) 1_555 10_554 Ca1 D 2.491(16) 1_555 1_555 Ca1 D 2.491(16) 1_555 1_455 Ca1 Si1 3.0850(18) 1_555 10_455 Ca1 Si1 3.0850(18) 1_555 10_554 Ca1 Si1 3.0850(18) 1_555 10_454 Ca1 Si1 3.0850(18) 1_555 10_555 Ca1 Si1 3.139(8) 1_555 1_555 Si1 Si1 2.517(8) 1_555 2_555 Si1 Si1 2.517(8) 1_555 2_554 Si1 D 2.64(3) 1_555 10_554 Si1 D 2.64(3) 1_555 10_555 Si1 Ca1 3.0850(18) 1_555 10_455 Si1 Ca1 3.0850(18) 1_555 10_554 Si1 Ca1 3.0850(18) 1_555 10_454 Si1 Ca1 3.0850(18) 1_555 10_555 Si1 D 3.10(3) 1_555 1_455 Si1 D 3.10(3) 1_555 1_555 Si1 Ca1 3.139(8) 1_555 1_555 D Ca1 2.38(2) 1_555 10_555 D Ca1 2.38(2) 1_555 10_554 D Ca1 2.491(16) 1_555 1_555 D Ca1 2.491(16) 1_555 1_655 D Si1 2.64(3) 1_555 10_554 D Si1 2.64(3) 1_555 10_555 D D 3.012(12) 1_555 10_654 D D 3.012(12) 1_555 10_555 D D 3.012(12) 1_555 10_655 D D 3.012(12) 1_555 10_554 D Si1 3.10(3) 1_555 1_655 D Si1 3.10(3) 1_555 1_555