New D-A-A-Configured Small-Molecule Donors for High-Efficiency Vacuum-Processed Organic Photovoltaics under Ambient Light.
Chen, Chia-Hsun; Ting, Hao-Chun; Li, Ya-Ze; Lo, Yuan-Chih; Sher, Pin-Hao; Wang, Juen-Kai; Chiu, Tien-Lung; Lin, Chi-Feng; Hsu, I-Sheng; Lee, Jiun-Haw; Liu, Shun-Wei; Wong, Ken-Tsung; ACS applied materials & interfaces 11 (2019) 8337–8349; doi:10.1021/acsami.8b20415

data_4514479
_publ_section_title
;
 New D-A-A-Configured Small-Molecule Donors for High-Efficiency
 Vacuum-Processed Organic Photovoltaics under Ambient Light.
;
_journal_issue                   8
_journal_name_full               'ACS applied materials &amp; interfaces'
_journal_page_first              8337
_journal_page_last               8349
_journal_paper_doi               10.1021/acsami.8b20415
_journal_volume                  11
_journal_year                    2019
_chemical_formula_sum            'C27 H20 N4 O'
_chemical_formula_weight         416.47
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 90.495(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.1382(16)
_cell_length_b                   17.768(3)
_cell_length_c                   21.868(3)
_cell_measurement_reflns_used    2191
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      24.0620
_cell_measurement_theta_min      3.4850
_cell_volume                     4327.6(11)
_computing_cell_refinement
; 
CrysAlis CCD, Oxford Diffraction Ltd., 
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET) 
(compiled Jan 10 2008,16:37:18) 
;
_computing_data_collection
; 
CrysAlis CCD, Oxford Diffraction Ltd., 
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET) 
(compiled Jan 10 2008,16:37:18) 
;
_computing_data_reduction
; 
CrysAlis CCD, Oxford Diffraction Ltd., 
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET) 
(compiled Jan 10 2008,16:37:18) 
;
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Oxford Diffraction Gemini A'
_diffrn_measurement_method       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  0.0831
_diffrn_reflns_av_sigmaI/netI    0.1332
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            15153
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.84
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.278
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       column
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.351
_refine_diff_density_min         -0.299
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     577
_refine_ls_number_reflns         7540
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.1487
_refine_ls_R_factor_gt           0.0724
_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^)+(0.0624P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1492
_refine_ls_wR_factor_ref         0.1935
_reflns_number_gt                3953
_reflns_number_total             7540
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            am8b20415_si_002.cif
_cod_data_source_block           ic16637
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4514479