Relaxation Dynamics and Structural Characterization of Organic Nanobelts with Aggregation-Induced Emission
Chang, Chih-Wei; Bhongale, Chetan Jagdish; Lee, Chi-Shen; Huang, Wei-Kai; Hsu, Chain-Shu; Diau, Eric Wei-Guang; The Journal of Physical Chemistry C 116 (2012) 15146–; doi:10.1021/jp304117n

data_1508260
_publ_section_title
;
 Relaxation Dynamics and Structural Characterization of Organic Nanobelts
 with Aggregation-Induced Emission
;
_journal_issue                   28
_journal_name_full               'The Journal of Physical Chemistry C'
_journal_page_first              15146
_journal_paper_doi               10.1021/jp304117n
_journal_volume                  116
_journal_year                    2012
_chemical_formula_sum            'C24 H16 N2'
_chemical_formula_weight         332.39
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.500(12)
_cell_length_b                   6.929(4)
_cell_length_c                   26.031(16)
_cell_measurement_temperature    273(2)
_cell_volume                     3517(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0985
_diffrn_reflns_av_sigmaI/netI    0.0845
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            28303
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.56
_exptl_absorpt_coefficient_mu    0.074
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1392
_refine_diff_density_max         1.040
_refine_diff_density_min         -0.591
_refine_diff_density_rms         0.125
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -7(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     439
_refine_ls_number_reflns         6206
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.1099
_refine_ls_R_factor_gt           0.0948
_refine_ls_shift/su_max          0.014
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1243P)^2^+8.0742P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2384
_refine_ls_wR_factor_ref         0.2529
_reflns_number_gt                5152
_reflns_number_total             6206
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp304117n_si_001.cif
_cod_data_source_block           cndsb
_cod_database_code               1508260