Two alkali calcium borates exhibiting second harmonic generation and deep-UV cutoff edges
Ren, Peng; Yang, Yun; Li, Hao; Yang, Zhihua; Pan, Shilie; New Journal of Chemistry 43 (2019) 9354–; doi:10.1039/C9NJ01680E

data_7058372
_publ_section_title
;
 Two alkali calcium borates exhibiting second harmonic generation and
 deep-UV cutoff edges
;
_journal_issue                   24
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              9354
_journal_paper_doi               10.1039/C9NJ01680E
_journal_volume                  43
_journal_year                    2019
_chemical_formula_sum            'B3 Ca4 K0.59 O9 Rb0.41'
_chemical_formula_weight         394.95
_space_group_IT_number           40
_space_group_name_Hall           'A 2 -2a'
_space_group_name_H-M_alt        'A m a 2'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'A 2 -2a'
_symmetry_space_group_name_H-M   'A m a 2'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2019-01-17 deposited with the CCDC.    2019-05-06 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.620(6)
_cell_length_b                   11.543(6)
_cell_length_c                   6.523(3)
_cell_measurement_reflns_used    642
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.12
_cell_measurement_theta_min      5.26
_cell_volume                     799.6(7)
_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  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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
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_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            2384
_diffrn_reflns_theta_full        27.46
_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         3.53
_exptl_absorpt_coefficient_mu    5.732
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5137
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   face-indexed
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.281
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             780
_refine_diff_density_max         0.825
_refine_diff_density_min         -0.779
_refine_diff_density_rms         0.181
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.05(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_number_restraints     7
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_refine_ls_R_factor_gt           0.0380
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0345P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0806
_refine_ls_wR_factor_ref         0.0836
_reflns_number_gt                844
_reflns_number_total             944
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9nj01680e2.cif
_cod_data_source_block           22
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 

 Adding full bibliography for 7058371--7058372.cif.
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_cod_original_cell_volume        799.7(7)
_cod_original_sg_symbol_H-M      Ama2
_cod_database_code               7058372