Hybrid Inorganic-Organic Core-Shell Particles from Surface-Functionalized Titanium-, Zirconium and Vanadium Oxo Clusters (CM021216Y)
Guido Kickelbick; Dieter Holzinger; Chad Brick; Ellen Moons; Chemistry of Materials  (2002) –; doi:

data_4000198
_publ_section_title
;
Hybrid Inorganic-Organic Core-Shell Particles from Surface-Functionalized
Titanium-, Zirconium and Vanadium Oxo Clusters (CM021216Y)
;
_journal_name_full               'Chemistry of Materials'
_journal_year                    2002
_chemical_formula_sum            'C58 H42 Br10 O30 Zr5'
_chemical_formula_weight         2500.60
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 91.2080(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.5336(10)
_cell_length_b                   21.9145(11)
_cell_length_c                   22.6935(11)
_cell_measurement_reflns_used    ?
_cell_measurement_temperature    203(2)
_cell_measurement_theta_max      ?
_cell_measurement_theta_min      ?
_cell_volume                     9215.0(8)
_diffrn_ambient_temperature      203(2)
_diffrn_detector_area_resol_mean ?
_diffrn_measurement_device       'Siemens SMART CCD Detector'
_diffrn_measurement_method       omega-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  0.0525
_diffrn_reflns_av_sigmaI/netI    0.0286
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            37999
_diffrn_reflns_theta_max         21.97
_diffrn_reflns_theta_min         1.44
_diffrn_standards_decay_%        ?
_diffrn_standards_interval_count ?
_diffrn_standards_interval_time  20
_diffrn_standards_number         ?
_exptl_absorpt_coefficient_mu    5.118
_exptl_absorpt_correction_T_max  ?
_exptl_absorpt_correction_T_min  ?
_exptl_absorpt_correction_type   ?
_exptl_absorpt_process_details   ?
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.802
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             4765
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.20
_refine_ls_extinction_coef       0.00017(6)
_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   1.034
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     936
_refine_ls_number_reflns         11249
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.1173
_refine_ls_R_factor_gt           0.0950
_refine_ls_shift/su_max          0.461
_refine_ls_shift/su_mean         0.019
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1177P)^2^+287.9598P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2390
_refine_ls_wR_factor_ref         0.2611
_reflns_number_gt                8980
_reflns_number_total             11249
_reflns_threshold_expression     >2sigma(I)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4000198