Active layer solution-processed NIR-OLEDs based on ternary erbium(iii) complexes with 1,1,1-trifluoro-2,4-pentanedione and different N,N-donors.
Martín-Ramos, P; Coya, C.; Lavín, V; Martín, I R; Silva, M. Ramos; Silva, P. S. Pereira; García-Vélez, M; Alvarez, A. L.; Martín-Gil, J; Dalton transactions (Cambridge, England : 2003) 43 (2014) 18087–18096; doi:10.1039/c4dt01694g

data_7032768
_publ_section_title
;
 Active layer solution-processed NIR-OLEDs based on ternary erbium(iii)
 complexes with 1,1,1-trifluoro-2,4-pentanedione and different N,N-donors.
;
_journal_issue                   48
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              18087
_journal_page_last               18096
_journal_paper_doi               10.1039/c4dt01694g
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C25 H20 Er F9 N2 O6'
_chemical_formula_weight         782.69
_chemical_name_systematic
; 
 Tris(1,1,1-trifluoro-2,4-pentanedionate)mono(2,2'-bipyridine)erbium(III) 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 118.042(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.705(5)
_cell_length_b                   9.2115(18)
_cell_length_c                   15.646(3)
_cell_measurement_reflns_used    1905
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.91
_cell_measurement_theta_min      2.43
_cell_volume                     2888.2(10)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0284
_diffrn_reflns_av_sigmaI/netI    0.0432
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            6054
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.69
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    3.005
_exptl_absorpt_correction_T_max  0.999
_exptl_absorpt_correction_T_min  0.626
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS;  Sheldrick, 2000)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.800
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1524
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.426
_refine_diff_density_min         -2.643
_refine_diff_density_rms         0.192
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         2714
_refine_ls_number_restraints     37
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1059
_refine_ls_R_factor_gt           0.0725
_refine_ls_shift/su_max          0.043
_refine_ls_shift/su_mean         0.005
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1673P)^2^+0.1307P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1977
_refine_ls_wR_factor_ref         0.2395
_reflns_number_gt                1826
_reflns_number_total             2714
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c4dt01694g2.cif
_cod_data_source_block           jmg
_cod_depositor_comments
'Adding full bibliography for 7032767--7032769.cif.'
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7032768