Syntheses, crystal structures, and properties of three new lanthanum(III) vanadium iodates.
Sun, Chuan-Fu; Hu, Ting; Xu, Xiang; Mao, Jiang-Gao; Dalton transactions (Cambridge, England : 2003) 39 (2010) 7960–7967; doi:10.1039/c0dt00305k

data_7026265
_publ_section_title
;
 Syntheses, crystal structures, and properties of three new lanthanum(III)
 vanadium iodates.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7960
_journal_page_last               7967
_journal_paper_doi               10.1039/c0dt00305k
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'I4 La O14 V, H2 O'
_chemical_formula_sum            'H2 I4 La O15 V'
_chemical_formula_weight         939.47
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 116.659(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.0737(5)
_cell_length_b                   14.2499(6)
_cell_length_c                   7.1663(9)
_cell_measurement_reflns_used    1991
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      3.1807
_cell_volume                     645.57(10)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  Mercury70
_diffrn_measurement_method       CCD_Profile_fitting
_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  0.0238
_diffrn_reflns_av_sigmaI/netI    0.0419
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            4919
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.86
_exptl_absorpt_coefficient_mu    13.634
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.4077
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    4.833
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             828
_exptl_crystal_size_max          0.2800
_exptl_crystal_size_mid          0.1500
_exptl_crystal_size_min          0.1300
_refine_diff_density_max         0.887
_refine_diff_density_min         -1.524
_refine_diff_density_rms         0.225
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(3)
_refine_ls_extinction_coef       0.0283(5)
_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   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         2803
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0213
_refine_ls_R_factor_gt           0.0208
_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^)+(0.0192P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0481
_refine_ls_wR_factor_ref         0.0483
_reflns_number_gt                2740
_reflns_number_total             2803
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00305k.txt
_cod_data_source_block           LaVO2(IO3)4.H2O
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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_sg_symbol_Hall     'P 2yb '
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7026265