Full-color tunable organic nanoparticles with FRET-assisted enhanced two-photon excited fluorescence for bio-imaging
Xu, Zhenzhen; Liao, Qing; Shi, Xingrui; Li, Hui; Zhang, Haoli; Fu, Hongbing; Journal of Materials Chemistry B 1 (2013) 6035–; doi:10.1039/c3tb20841a

data_7239581
_publ_section_title
;
 Full-color tunable organic nanoparticles with FRET-assisted enhanced
 two-photon excited fluorescence for bio-imaging
;
_journal_issue                   44
_journal_name_full               'Journal of Materials Chemistry B'
_journal_page_first              6035
_journal_paper_doi               10.1039/c3tb20841a
_journal_volume                  1
_journal_year                    2013
_chemical_formula_moiety         'C24 H20 Cl2 O2'
_chemical_formula_sum            'C24 H20 Cl2 O2'
_chemical_formula_weight         411.30
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/n 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                 112.41(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.6685(19)
_cell_length_b                   22.865(5)
_cell_length_c                   9.6903(19)
_cell_measurement_reflns_used    5718
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.3291
_cell_measurement_theta_min      1.7813
_cell_volume                     1980.5(8)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics
;
 Mercury: visualization and analysis of crystal structures, C. F. Macrae,
 P. R. Edgington, P. McCabe, E. Pidcock, G. P. Shields, R. Taylor,
 M. Towler and J. van de Streek, J. Appl. Cryst., 39, 453-457, 2006.
;
_computing_publication_material  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Saturn724+ CCD'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_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  0.0573
_diffrn_reflns_av_sigmaI/netI    0.0439
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            13825
_diffrn_reflns_theta_full        25.36
_diffrn_reflns_theta_max         25.36
_diffrn_reflns_theta_min         0.89
_exptl_absorpt_coefficient_mu    0.345
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6406
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2008)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.379
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.604
_refine_diff_density_min         -0.460
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.132
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     254
_refine_ls_number_reflns         3618
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.132
_refine_ls_R_factor_all          0.0950
_refine_ls_R_factor_gt           0.0900
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0485P)^2^+6.7338P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1972
_refine_ls_wR_factor_ref         0.2003
_reflns_number_gt                3396
_reflns_number_total             3618
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3tb20841a.txt
_cod_data_source_block           a
_cod_original_cell_volume        1980.5(7)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7239581