KPb2(PO3)5: a novel nonlinear optical lead polyphosphate with a short deep-UV cutoff edge
Maierhaba Abudoureheman; Shujuan Han; Bing-Hua Lei; Zhihua Yang; Xifa Long; Shilie Pan; Journal of Materials Chemistry C 4 (2016) 10630–10637; doi:10.1039/C6TC03424A

data_7235119
_publ_section_title
;
 KPb2(PO3)5: a novel nonlinear optical lead polyphosphate with a short
 deep-UV cutoff edge
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              10630
_journal_page_last               10637
_journal_paper_doi               10.1039/C6TC03424A
_journal_volume                  4
_journal_year                    2016
_chemical_formula_sum            'O15 P5 Pb2 Rb'
_chemical_formula_weight         894.70
_space_group_IT_number           7
_space_group_name_Hall           'P -2yac'
_space_group_name_H-M_alt        'P 1 n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 n 1'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 91.030(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.5503(8)
_cell_length_b                   7.1666(6)
_cell_length_c                   10.7861(10)
_cell_measurement_reflns_used    3222
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.35
_cell_measurement_theta_min      2.84
_cell_volume                     660.83(10)
_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 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0340
_diffrn_reflns_av_sigmaI/netI    0.0424
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7254
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.84
_exptl_absorpt_coefficient_mu    29.792
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.5806
_exptl_absorpt_correction_type   numerical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    4.496
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.097
_exptl_crystal_size_mid          0.067
_exptl_crystal_size_min          0.057
_refine_diff_density_max         1.414
_refine_diff_density_min         -1.177
_refine_diff_density_rms         0.213
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_coef       0.00173(16)
_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   1.043
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         2844
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0273
_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^)+(0.0242P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0550
_refine_ls_wR_factor_ref         0.0558
_reflns_number_gt                2741
_reflns_number_total             2844
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            J-Mater-Chem-C-2016-4-10630.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'Pn   '
_cod_database_code               7235119