Gd7I12Zn: A Group 12 Atom in the Octahedral Gd6Cluster
Mar'yana Lukachuk; Lorenz Kienle; Chong Zheng; Hansjürgen Mattausch; Arndt Simon; Inorganic Chemistry 47 (2008) 4656–4660; doi:10.1021/ic800024n

data_4304926
_publ_section_title
;
Gd7I12Zn: A Group 12 Atom in the Octahedral Gd6Cluster
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4656
_journal_page_last               4660
_journal_paper_doi               10.1021/ic800024n
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'Gd7 I12 Zn'
_chemical_formula_weight         2688.92
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   15.6860(14)
_cell_length_b                   15.6860(14)
_cell_length_c                   10.4882(8)
_cell_measurement_reflns_used    10517
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      32.40
_cell_measurement_theta_min      1.43
_cell_volume                     2234.9(3)
_computing_cell_refinement       'Stoe IPDS II Software Package (Stoe 2006)'
_computing_data_collection       'Stoe IPDS II Software Package (Stoe 2006)'
_computing_data_reduction        'Stoe IPDS II Software Package (Stoe 2006)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2005)'
_computing_publication_material  'SHELXTL (Sheldrick, 2005)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2005)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2005)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       '\f scans'
_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  0.0408
_diffrn_reflns_av_sigmaI/netI    0.0216
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7709
_diffrn_reflns_theta_full        29.99
_diffrn_reflns_theta_max         29.99
_diffrn_reflns_theta_min         2.45
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    28.554
_exptl_absorpt_correction_T_max  0.2895
_exptl_absorpt_correction_T_min  0.0526
_exptl_absorpt_correction_type   numerical
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    5.994
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             3342
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.279
_refine_diff_density_min         -1.071
_refine_diff_density_rms         0.202
_refine_ls_extinction_coef       0.000260(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.202
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     35
_refine_ls_number_reflns         1446
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.202
_refine_ls_R_factor_all          0.0344
_refine_ls_R_factor_gt           0.0265
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0165P)^2^+7.8433P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0459
_refine_ls_wR_factor_ref         0.0475
_reflns_number_gt                1276
_reflns_number_total             1446
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800024n-file008.cif
_cod_data_source_block           Gd7I12Zn
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Rhombohedral' changed to 'rhombohedral'
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_original_sg_symbol_H-M      'R -3'
_cod_database_code               4304926