Completing the Picture of 2-(Aminomethylpyridinium) Lead Hybrid Perovskites: Insights into Structure, Conductivity Behavior, and Optical Properties
Lermer, Claudia; Senocrate, Alessandro; Moudrakovski, Igor; Seewald, Tobias; Hatz, Anna-Katharina; Mayer, Peter; Pielnhofer, Florian; Jaser, Julian A.; Schmidt-Mende, Lukas; Maier, Joachim; Lotsch, Bettina V.; Chemistry of Materials 30 (2018) 6289–; doi:10.1021/acs.chemmater.8b01840

data_4003373
_publ_section_title
;
 Completing the Picture of 2-(Aminomethylpyridinium) Lead Hybrid
 Perovskites: Insights into Structure, Conductivity Behavior, and Optical
 Properties
;
_journal_issue                   18
_journal_name_full               'Chemistry of Materials'
_journal_page_first              6289
_journal_paper_doi               10.1021/acs.chemmater.8b01840
_journal_volume                  30
_journal_year                    2018
_chemical_formula_moiety         'Br4 Pb, C6 H10 N2'
_chemical_formula_sum            'C6 H10 Br4 N2 Pb'
_chemical_formula_weight         636.99
_chemical_name_common            CLF35
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_block_code                PbBr4_C6H10N2_vv196_lotsch
_audit_creation_method           'APEX3 v2016.5-0'
_audit_update_record             17-Mar-17
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.3765(3)
_cell_length_b                   8.23970(10)
_cell_length_c                   18.7056(4)
_cell_measurement_reflns_used    9924
_cell_measurement_temperature    296.(2)
_cell_measurement_theta_max      30.3456
_cell_measurement_theta_min      2.9447
_cell_volume                     2678.21(8)
_computing_cell_refinement       'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_data_collection       'APEX3 v2016.5-0, Bruker AXS (2016)'
_computing_data_reduction        'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 786)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'XT, VERSION 2014/5'
_diffrn_ambient_temperature      296.(2)
_diffrn_detector_area_resol_mean 7.4074
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'fixed-chi three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture TXS'
_diffrn_measurement_method       'mix of phi and omega scans'
_diffrn_radiation_monochromator  'focusing mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0488
_diffrn_reflns_av_unetI/netI     0.0245
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            47304
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.505
_diffrn_reflns_theta_min         3.200
_diffrn_source                   'rotating anode (TXS)'
_diffrn_source_current           50
_diffrn_source_power             2.5
_diffrn_source_type              'Bruker TXS'
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    24.498
_exptl_absorpt_correction_T_max  0.4935
_exptl_absorpt_correction_T_min  0.3259
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.160
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2256
_exptl_crystal_size_max          0.040
_exptl_crystal_size_mid          0.020
_exptl_crystal_size_min          0.020
_refine_diff_density_max         1.742
_refine_diff_density_min         -1.588
_refine_diff_density_rms         0.172
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         4084
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0458
_refine_ls_R_factor_gt           0.0288
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0166P)^2^+14.0185P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0563
_refine_ls_wR_factor_ref         0.0626
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3103
_reflns_number_total             4084
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cm8b01840_si_006.cif
_cod_data_source_block           vv196
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/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_database_code               4003373
_shelx_estimated_absorpt_t_min   0.441
_shelx_estimated_absorpt_t_max   0.640
_shelx_res_checksum              21182
_shelx_hkl_checksum              19794