Gas induced conversion of hybrid perovskite single crystal to single crystal for great enhancement of their photoelectric properties
Ju, Dianxing; Zhao, Tianyu; Yangyang, Dang; Zhang, Guodong; Hu, Xiaobo; Cui, Deliang; Tao, Xutang; Journal of Materials Chemistry A 5 (2017) 21919–; doi:10.1039/C7TA07413A

data_7236652
_publ_section_title
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 Gas induced conversion of hybrid perovskite single crystal to single
 crystal for great enhancement of their photoelectric properties
;
_journal_issue                   41
_journal_name_full               'Journal of Materials Chemistry A'
_journal_page_first              21919
_journal_paper_doi               10.1039/C7TA07413A
_journal_volume                  5
_journal_year                    2017
_chemical_formula_sum            'C2 H6 I3 N Pb'
_chemical_formula_weight         631.93
_space_group_IT_number           194
_space_group_name_Hall           '-P 6c 2c'
_space_group_name_H-M_alt        'P 63/m m c'
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_H-M   'P 63/m m c'
_atom_sites_solution_hydrogens   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-08-22 deposited with the CCDC.
2017-09-28 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   8.778(2)
_cell_length_b                   8.778(2)
_cell_length_c                   8.212(2)
_cell_measurement_reflns_used    1559
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      26.48
_cell_measurement_theta_min      2.68
_cell_volume                     548.0(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0621
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            2833
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.68
_exptl_absorpt_coefficient_mu    23.771
_exptl_absorpt_correction_T_max  0.093
_exptl_absorpt_correction_T_min  0.072
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.830
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         3.258
_refine_diff_density_min         -1.205
_refine_diff_density_rms         0.289
_refine_ls_extinction_coef       0.024(3)
_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   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     15
_refine_ls_number_reflns         233
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0451
_refine_ls_R_factor_gt           0.0441
_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^)+(0.0863P)^2^+1.1140P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1142
_refine_ls_wR_factor_ref         0.1155
_reflns_number_gt                218
_reflns_number_total             233
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ta07413a2.cif
_cod_data_source_block           x1_CCDC1
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Hexagonal' was changed to
'hexagonal' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        547.9(2)
_cod_original_sg_symbol_H-M      P63/mmc
_cod_database_code               7236652