Vacuum-Deposited Small-Molecule Organic Solar Cells with High Power Conversion Efficiencies by Judicious Molecular Design and Device Optimization
Yi-Hong Chen; Li-Yen Lin; Chih-Wei Lu; Francis Lin; Zheng-Yu Huang; Hao-Wu Lin; Po-Han Wang; Yi-Hung Liu; Ken-Tsung Wong; Jianguo Wen; Dean J. Miller; Seth B. Darling; Journal of the American Chemical Society 134 (2012) 13616–13623; doi:10.1021/ja301872s

data_4118514
_publ_section_title
;
 Vacuum-Deposited Small-Molecule Organic Solar Cells with High Power
 Conversion Efficiencies by Judicious Molecular Design and Device
 Optimization
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13616
_journal_page_last               13623
_journal_paper_doi               10.1021/ja301872s
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C28 H19 N5 S2'
_chemical_formula_weight         489.60
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_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                 92.984(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6787(2)
_cell_length_b                   16.9340(4)
_cell_length_c                   18.3591(4)
_cell_measurement_reflns_used    6803
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      76.8630
_cell_measurement_theta_min      3.5501
_cell_volume                     2384.02(10)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_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      295(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0253
_diffrn_reflns_av_sigmaI/netI    0.0235
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            14007
_diffrn_reflns_theta_full        68.00
_diffrn_reflns_theta_max         68.00
_diffrn_reflns_theta_min         3.55
_exptl_absorpt_coefficient_mu    2.237
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.74999
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.424
_refine_diff_density_min         -0.285
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.132
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         4346
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.132
_refine_ls_R_factor_all          0.0473
_refine_ls_R_factor_gt           0.0429
_refine_ls_shift/su_max          0.022
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1272
_refine_ls_wR_factor_ref         0.1351
_reflns_number_gt                3910
_reflns_number_total             4346
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja301872s_si_001.cif
_cod_data_source_block           ic14908
_cod_database_code               4118514