Explorations of New Second-Order Nonlinear Optical Materials in the Potassium Vanadyl Iodate System
Chuan-Fu Sun; Chun-Li Hu; Xiang Xu; Bing-Ping Yang; Jiang-Gao Mao; Journal of the American Chemical Society 133 (2011) 5561–5572; doi:10.1021/ja200257a

data_4105914
_publ_section_title
;
 Explorations of New Second-Order Nonlinear Optical Materials in the
 Potassium Vanadyl Iodate System
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5561
_journal_page_last               5572
_journal_paper_doi               10.1021/ja200257a
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'H7 I11 K4 O38 V2'
_chemical_formula_sum            'H7 I11 K4 O38 V2'
_chemical_formula_weight         2269.24
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           1
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  'P 1'
_symmetry_space_group_name_H-M   'P 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                97.207(3)
_cell_angle_beta                 99.730(6)
_cell_angle_gamma                91.882(5)
_cell_formula_units_Z            1
_cell_length_a                   7.430(2)
_cell_length_b                   7.801(3)
_cell_length_c                   16.053(6)
_cell_measurement_reflns_used    3118
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4623
_cell_measurement_theta_min      2.5977
_cell_volume                     908.4(5)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  Saturn724+
_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  0.0247
_diffrn_reflns_av_sigmaI/netI    0.0541
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            7765
_diffrn_reflns_theta_full        27.46
_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         2.64
_exptl_absorpt_coefficient_mu    10.443
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6774
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   crystalclear
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    4.148
_exptl_crystal_description       block
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.1200
_exptl_crystal_size_mid          0.1100
_exptl_crystal_size_min          0.0900
_refine_diff_density_max         2.412
_refine_diff_density_min         -1.275
_refine_diff_density_rms         0.216
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.04(3)
_refine_ls_extinction_coef       0.00126(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   0.955
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     497
_refine_ls_number_reflns         5522
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.954
_refine_ls_R_factor_all          0.0309
_refine_ls_R_factor_gt           0.0272
_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^)+(0.0186P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0532
_refine_ls_wR_factor_ref         0.0543
_reflns_number_gt                4921
_reflns_number_total             5522
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja200257a_si_002_3.cif
_cod_data_source_block           3
_cod_original_sg_symbol_Hall     P1
_cod_database_code               4105914