Novel Rare Earth Germanotungstates and Organic Hybrid Derivatives: Synthesis and Structures of M/[α-GeW11O39] (M = Nd, Sm, Y, Yb) and Sm/[α-GeW11O39](DMSO)
Wang, Jing-Ping; Duan, Xian-Ying; Du, Xiao-Di; Niu, Jing-Yang; Crystal Growth & Design 6 (2006) 2266–; doi:10.1021/cg050321s

data_4508620
_publ_section_title
;
 Novel Rare Earth Germanotungstates and Organic Hybrid
 Derivatives:&#x2009; Synthesis and Structures of M/[\a-GeW11O39] (M = Nd,
 Sm, Y, Yb) and Sm/[\a-GeW11O39](DMSO)
;
_journal_issue                   10
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2266
_journal_paper_doi               10.1021/cg050321s
_journal_volume                  6
_journal_year                    2006
_chemical_formula_sum            'C8 H41.75 Ge N2 O46.75 Sm1.25 W11'
_chemical_formula_weight         3197.06
_chemical_name_systematic
; 
 ? 
;
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.73(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.791(4)
_cell_length_b                   13.388(3)
_cell_length_c                   27.534(6)
_cell_measurement_reflns_used    250
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2.5
_cell_volume                     6667(3)
_computing_cell_refinement       Raxis
_computing_data_collection       Raxis
_computing_data_reduction        Raxis
_computing_molecular_graphics    Texsan
_computing_publication_material  Texsan
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.918
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  R-axis-IV
_diffrn_measurement_method       'Osillation frames'
_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  0.0690
_diffrn_reflns_av_sigmaI/netI    0.0823
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            18349
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.18
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    20.497
_exptl_absorpt_correction_T_max  0.2114
_exptl_absorpt_correction_T_min  0.0934
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    3.185
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             5605
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.11
_refine_diff_density_max         2.603
_refine_diff_density_min         -1.988
_refine_diff_density_rms         0.408
_refine_ls_extinction_coef       0.000195(16)
_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   1.084
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     713
_refine_ls_number_reflns         10788
_refine_ls_number_restraints     120
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0875
_refine_ls_R_factor_gt           0.0605
_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^)+(0.0865P)^2^+12.3792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1462
_refine_ls_wR_factor_ref         0.1589
_reflns_number_gt                8616
_reflns_number_total             10788
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg050321ssup3.cif
_cod_data_source_block           njy1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        6667(2)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4508620