#------------------------------------------------------------------------------
#$Date: 2024-03-04 22:36:27 +0200 (Mon, 04 Mar 2024) $
#$Revision: 290238 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/06/29/7062967.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_7062967
loop_
_publ_author_name
'Burkmann, Konrad'
'Habermann, Franziska'
'Schumann, Erik'
'Kraus, Jakob'
'Störr, Bianca'
'Schmidt, Horst'
'Brendler, Erica'
'Seidel, Jürgen'
'Bohmhammel, Klaus'
'Kortus, Jens'
'Mertens, Florian'
_publ_section_title
;
 Structural and thermodynamic investigations of Zr(BH4)4 and Hf(BH4)4
 between 280 K and their decomposition temperatures
;
_journal_issue                   6
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              2743
_journal_page_last               2754
_journal_paper_doi               10.1039/D3NJ05601E
_journal_volume                  48
_journal_year                    2024
_chemical_formula_sum            'B4 H16 Hf'
_chemical_formula_weight         237.86
_space_group_crystal_system      cubic
_space_group_IT_number           215
_space_group_name_Hall           'P -4 2 3'
_space_group_name_H-M_alt        'P -4 3 m'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-05-16 deposited with the CCDC.	2024-01-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   5.946(10)
_cell_length_b                   5.946(10)
_cell_length_c                   5.946(10)
_cell_measurement_reflns_used    120
_cell_measurement_temperature    288
_cell_measurement_theta_max      27.17
_cell_measurement_theta_min      3.38
_cell_volume                     210.2(6)
_computing_cell_refinement       'STOE X-AREA'
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction        'STOE X-RED'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      288
_diffrn_detector                 'image plate (34 cm diameter)'
_diffrn_detector_area_resol_mean 6.67
_diffrn_detector_type            STOE
_diffrn_measured_fraction_theta_full 0.933
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_details      ' 213 frames, detector distance = 100 mm'
_diffrn_measurement_device       '2-circle goniometer'
_diffrn_measurement_device_type  'STOE IPDS 2'
_diffrn_measurement_method       'rotation method'
_diffrn_radiation_collimation    '0.5 mm diameter, monocapillary'
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_polarisn_norm  0
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0805
_diffrn_reflns_av_unetI/netI     0.0258
_diffrn_reflns_Laue_measured_fraction_full 0.933
_diffrn_reflns_Laue_measured_fraction_max 0.955
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            2072
_diffrn_reflns_point_group_measured_fraction_full 0.936
_diffrn_reflns_point_group_measured_fraction_max 0.951
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.668
_diffrn_reflns_theta_min         6.895
_diffrn_source
'sealed X-ray tube, 12 x 0.4 mm long-fine focus'
_diffrn_source_current           40
_diffrn_source_power             2.000
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    12.450
_exptl_absorpt_correction_T_max  0.0605
_exptl_absorpt_correction_T_min  0.0234
_exptl_absorpt_correction_type   integration
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.903
_exptl_crystal_description       cube
_exptl_crystal_F_000             108
_refine_diff_density_max         0.910
_refine_diff_density_min         -0.781
_refine_diff_density_rms         0.249
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.4(3)
_refine_ls_extinction_coef       0.17(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc²λ³/sin(2θ)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     12
_refine_ls_number_reflns         135
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0341
_refine_ls_R_factor_gt           0.0341
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0595P)²+0.5000P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0951
_refine_ls_wR_factor_ref         0.0951
_reflns_Friedel_coverage         0.607
_reflns_Friedel_fraction_full    0.941
_reflns_Friedel_fraction_max     0.944
_reflns_number_gt                135
_reflns_number_total             135
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            d3nj05601e2.cif
_cod_data_source_block           HfB4-3a
_cod_depositor_comments
'Adding full bibliography for 7062966--7062967.cif.'
_cod_original_cell_volume        210.3(62)
_cod_database_code               7062967
_shelx_shelxl_version_number     2018/3
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x, -y, z'
'-x, y, -z'
'x, -y, -z'
'z, x, y'
'z, -x, -y'
'-z, -x, y'
'-z, x, -y'
'y, z, x'
'-y, z, -x'
'y, -z, -x'
'-y, -z, x'
'y, x, z'
'-y, -x, z'
'y, -x, -z'
'-y, x, -z'
'x, z, y'
'-x, z, -y'
'-x, -z, y'
'x, -z, -y'
'z, y, x'
'z, -y, -x'
'-z, y, -x'
'-z, -y, x'
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_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
_atom_site_refinement_flags_occupancy
_atom_site_disorder_assembly
_atom_site_disorder_group
Hf1 Hf 0.500000 0.500000 0.500000 0.0611(10) Uani 1 24 d S T P . .
B1 B 0.276(2) 0.276(2) 0.276(2) 0.054(5) Uani 1 6 d DS T P . .
H1 H 0.245(15) 0.474(5) 0.245(15) 0.04(3) Uiso 1 2 d DS . P . .
H2 H 0.159(2) 0.159(2) 0.159(2) 0.06(8) Uiso 1 6 d DS . P . .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
Hf Hf -0.5830 6.1852 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
B B 0.0013 0.0007 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 '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_3
_geom_angle_publ_flag
B1 Hf1 B1 109.471(2) 2_665 4_566 ?
B1 Hf1 B1 109.471(2) 2_665 3_656 ?
B1 Hf1 B1 109.5 4_566 3_656 ?
B1 Hf1 B1 109.471(1) 2_665 . ?
B1 Hf1 B1 109.471(2) 4_566 . ?
B1 Hf1 B1 109.471(1) 3_656 . ?
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
Hf1 B1 2.30(2) 2_665 ?
Hf1 B1 2.30(2) 4_566 ?
Hf1 B1 2.30(2) 3_656 ?
Hf1 B1 2.30(2) . ?
