Lanthanoid-Containing Open Wells-Dawson Silicotungstates: Synthesis, Crystal Structures, and Properties
Lubin Ni; Firasat Hussain; Bernhard Spingler; Stephen Weyeneth; Greta R. Patzke; Inorganic Chemistry 50 (2011) 4944–4955; doi:10.1021/ic2001943

data_4325199
_publ_contact_author_address
;
University of Zurich
Institute of Inorganic Chemistry
Winterthurerstrasse 190
CH-8057 Zurich
Switzerland
;
_publ_contact_author_email       greta.patzke@aci.uzh.ch
_publ_contact_author_name        'Dr Greta R. Patzke'
_publ_section_title
;
 Lanthanoid-Containing Open Wells-Dawson Silicotungstates: Synthesis,
 Crystal Structures, and Properties
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4944
_journal_page_last               4955
_journal_paper_doi               10.1021/ic2001943
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'Cs3 Na2 O102 Si2 Tb3 W18'
_chemical_formula_weight         5918.95
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                99.1350(10)
_cell_angle_beta                 98.0020(10)
_cell_angle_gamma                93.3890(10)
_cell_formula_units_Z            2
_cell_length_a                   12.9462(2)
_cell_length_b                   15.7702(2)
_cell_length_c                   23.1831(3)
_cell_measurement_reflns_used    79924
_cell_measurement_temperature    183(2)
_cell_measurement_theta_max      32.6675
_cell_measurement_theta_min      2.4826
_cell_volume                     4611.63(11)
_computing_cell_refinement       'CrysAlis RED (Oxford, 2007)'
_computing_data_collection       'CrysAlis RED (Oxford, 2007)'
_computing_data_reduction        'CrysAlis RED (Oxford, 2007)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97 (Altomare, 1999)'
_diffrn_ambient_temperature      183(2)
_diffrn_detector_area_resol_mean 10.4498
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Xcalibur, Ruby'
_diffrn_measurement_method       '\o oscillation scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_av_sigmaI/netI    0.0391
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            203696
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.49
_exptl_absorpt_coefficient_mu    25.939
_exptl_absorpt_correction_T_max  0.1626
_exptl_absorpt_correction_T_min  0.0400
_exptl_absorpt_correction_type   multi-scan
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;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            COLORLESS
_exptl_crystal_density_diffrn    4.263
_exptl_crystal_description       BLOCK
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_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.11
_refine_diff_density_max         5.037
_refine_diff_density_min         -3.472
_refine_diff_density_rms         0.377
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_matrix_type           full
_refine_ls_number_parameters     677
_refine_ls_number_reflns         17496
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0545
_refine_ls_R_factor_gt           0.0414
_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^)+(0.0456P)^2^+150.7072P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0986
_refine_ls_wR_factor_ref         0.1019
_reflns_number_gt                14255
_reflns_number_total             17496
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic2001943_si_002_Tb2.cif
_cod_data_source_block           Tb_2
_cod_database_code               4325199