Efficient two-photon-sensitized luminescence of a novel europium(III) B-diketonate complex and application in biological imaging
Zhang-Jun Hu; Xiao-He Tian; Xiang-Hua Zhao; Peng Wang; Qiong Zhang; Ping-Ping Sun; Jie-Ying Wu; Jia-Xiang Yang; Yu-Peng Tian; Chem.Commun. 47 (2011) 12467–; doi:10.1039/c1cc14968g

data_7107074
_publ_section_title
;
 Efficient two-photon-sensitized luminescence of a novel europium(III)
 B-diketonate complex and application in biological imaging
;
_journal_name_full               Chem.Commun.
_journal_page_first              12467
_journal_paper_doi               10.1039/c1cc14968g
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C22 H22 F3 N O2'
_chemical_formula_weight         389.41
_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                 92.576(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.027(2)
_cell_length_b                   14.846(3)
_cell_length_c                   26.355(3)
_cell_measurement_reflns_used    1252
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      18.581
_cell_measurement_theta_min      2.696
_cell_volume                     1964.9(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.873
_diffrn_measured_fraction_theta_max 0.873
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.1596
_diffrn_reflns_av_sigmaI/netI    0.2323
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            8354
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.09
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_T_max  0.9797
_exptl_absorpt_correction_T_min  0.9513
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             816
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.215
_refine_diff_density_min         -0.164
_refine_diff_density_rms         0.050
_refine_ls_extinction_coef       0.019(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         3010
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.2766
_refine_ls_R_factor_gt           0.0959
_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^)+(0.0619P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1870
_refine_ls_wR_factor_ref         0.2361
_reflns_number_gt                854
_reflns_number_total             3010
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc14968g.txt
_cod_data_source_block           060502c
_cod_original_cell_volume        1964.8(10)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7107074