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_4105913
_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         'H2 I2 K O9 V'
_chemical_formula_sum            'H2 I2 K O9 V'
_chemical_formula_weight         489.86
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.8083(14)
_cell_length_b                   8.793(2)
_cell_length_c                   16.785(4)
_cell_measurement_reflns_used    2695
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      2.3161
_cell_volume                     857.2(3)
_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 13.6612
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  Mercury2
_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  0.0497
_diffrn_reflns_av_sigmaI/netI    0.0470
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6742
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.36
_exptl_absorpt_coefficient_mu    8.867
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.3434
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   crystalclear
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    3.795
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.2400
_exptl_crystal_size_mid          0.2200
_exptl_crystal_size_min          0.0500
_refine_diff_density_max         1.024
_refine_diff_density_min         -1.395
_refine_diff_density_rms         0.221
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(4)
_refine_ls_extinction_coef       0.0148(7)
_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   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         1946
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0308
_refine_ls_R_factor_gt           0.0302
_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^)+(0.0379P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0716
_refine_ls_wR_factor_ref         0.0723
_reflns_number_gt                1913
_reflns_number_total             1946
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja200257a_si_002_2.cif
_cod_data_source_block           2
_cod_original_cell_volume        857.3(4)
_cod_database_code               4105913