Organic cation directed hybrid lead halides of zero-dimensional to two-dimensional structures with tunable photoluminescence properties
Yue, Cheng-Yang; Sun, Hai-Xiao; Liu, Quan-Xiu; Wang, Xin-Ming; Yuan, Zhao-Shuo; Wang, Juan; Wu, Jia-Hang; Hu, Bing; Lei, Xiao-Wu; Inorganic Chemistry Frontiers 6 (2019) 2709–; doi:10.1039/C9QI00684B

data_4350087
_publ_section_title
;
 Organic cation directed hybrid lead halides of zero-dimensional to
 two-dimensional structures with tunable photoluminescence properties
;
_journal_issue                   10
_journal_name_full               'Inorganic Chemistry Frontiers'
_journal_page_first              2709
_journal_paper_doi               10.1039/C9QI00684B
_journal_volume                  6
_journal_year                    2019
_chemical_formula_moiety         C8N2H21Pb3I9
_chemical_formula_sum            'C8 H21 I9 N2 Pb3'
_chemical_formula_weight         1908.94
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2019-03-10 deposited with the CCDC.	2019-08-09 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                   24.171(6)
_cell_length_b                   15.841(4)
_cell_length_c                   9.290(2)
_cell_measurement_reflns_used    8921
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.0218
_cell_measurement_theta_min      2.1187
_cell_volume                     3557.1(15)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0930
_diffrn_reflns_av_sigmaI/netI    0.0765
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            17566
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    21.975
_exptl_absorpt_correction_T_max  0.2724
_exptl_absorpt_correction_T_min  0.2173
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.565
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3224
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         2.776
_refine_diff_density_min         -1.616
_refine_diff_density_rms         0.318
_refine_ls_extinction_coef       0.00022(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   1.003
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         3229
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0433
_refine_ls_R_factor_gt           0.0379
_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^)+(0.0304P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0839
_refine_ls_wR_factor_ref         0.0858
_reflns_number_gt                2489
_reflns_number_total             3229
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9qi00684b2.cif
_cod_data_source_block           C8N2H21Pb3I9
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               4350087