Modulation of argentophilic interactions by bridging amine ligands: photoluminescence tuneable by excitation energy or temperature
Ji Zheng; Ya-Dong Yu; Fang-Fang Liu; Bao-Yu Liu; Gang Wei; Xiao-Chun Huang; Chem.Commun. 50 (2014) 9000–; doi:10.1039/C4cc01523A

data_7115380
_publ_section_title
;
 Modulation of argentophilic interactions by bridging amine ligands:
 photoluminescence tuneable by excitation energy or temperature
;
_journal_name_full               Chem.Commun.
_journal_page_first              9000
_journal_paper_doi               10.1039/C4cc01523A
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C20 H26 Ag4 N10 O10'
_chemical_formula_weight         997.99
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_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                 92.669(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.7585(2)
_cell_length_b                   11.7522(5)
_cell_length_c                   17.2702(6)
_cell_measurement_temperature    100(2)
_cell_volume                     1370.24(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_diffrn_measurement_method       '\w 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  0.0350
_diffrn_reflns_av_sigmaI/netI    0.0476
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5884
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    2.891
_exptl_absorpt_correction_T_max  0.5955
_exptl_absorpt_correction_T_min  0.4775
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.419
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle-like
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.646
_refine_diff_density_min         -0.864
_refine_diff_density_rms         0.139
_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     199
_refine_ls_number_reflns         2401
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0369
_refine_ls_R_factor_gt           0.0288
_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^)+(0.0224P)^2^+2.2583P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0602
_refine_ls_wR_factor_ref         0.0651
_reflns_number_gt                2070
_reflns_number_total             2401
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc01523a2.cif
_cod_data_source_block           1b
_cod_original_sg_symbol_H-M      p2(1)/n
_cod_database_code               7115380