Chemical Cosubstitution-Oriented Design of Rare-Earth Borates as Potential Ultraviolet Nonlinear Optical Materials.
Mutailipu, Miriding; Xie, Zhiqing; Su, Xin; Zhang, Min; Wang, Ying; Yang, Zhihua; Janjua, Muhammad Ramzan Saeed Ashraf; Pan, Shilie; Journal of the American Chemical Society  (2017) –; doi:10.1021/jacs.7b11263

data_4126822
_publ_section_title
;
 Chemical Cosubstitution-Oriented Design of Rare-Earth Borates as
 Potential Ultraviolet Nonlinear Optical Materials.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.7b11263
_journal_year                    2017
_chemical_formula_sum            'B15 Gd2 K7 O30 Sr'
_chemical_formula_weight         1317.97
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           155
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'R 3 2"'
_symmetry_space_group_name_H-M   'R 3 2 :H'
_atom_sites_solution_hydrogens   none
_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                120.00
_cell_formula_units_Z            3
_cell_length_a                   13.148(2)
_cell_length_b                   13.148(2)
_cell_length_c                   15.417(5)
_cell_measurement_reflns_used    2129
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      2.22
_cell_volume                     2308.1(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0330
_diffrn_reflns_av_sigmaI/netI    0.0340
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            4792
_diffrn_reflns_theta_full        27.69
_diffrn_reflns_theta_max         27.69
_diffrn_reflns_theta_min         2.22
_exptl_absorpt_coefficient_mu    7.048
_exptl_absorpt_correction_T_max  0.5857
_exptl_absorpt_correction_T_min  0.5057
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   face-indexed
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.845
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1842
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.751
_refine_diff_density_min         -0.713
_refine_diff_density_rms         0.098
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.048(15)
_refine_ls_extinction_coef       0.00051(4)
_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   1.055
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     87
_refine_ls_number_reflns         1192
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0206
_refine_ls_R_factor_gt           0.0192
_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^)+(0.0106P)^2^+1.8679P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0391
_refine_ls_wR_factor_ref         0.0396
_reflns_number_gt                1146
_reflns_number_total             1192
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            KGdSrBO.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_cell_volume        2308.2(9)
_cod_original_sg_symbol_H-M      'R32  '
_cod_database_code               4126822