Two novel 2D lanthanide-cadmium heterometal-organic frameworks based on nanosized heart-like Ln6Cd6O12 wheel-clusters exhibiting luminescence sensing to the polarization and concentration of cations.
Liu, Qi; Ge, Su-Zhi; Zhong, Jie-Cen; Sun, Yan-Qiong; Chen, Yi-Ping; Dalton transactions (Cambridge, England : 2003) 42 (2013) 6314–6317; doi:10.1039/c3dt50368b

data_7021301
_publ_section_title
;
 Two novel 2D lanthanide-cadmium heterometal-organic frameworks based on
 nanosized heart-like Ln6Cd6O12 wheel-clusters exhibiting luminescence
 sensing to the polarization and concentration of cations.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6314
_journal_page_last               6317
_journal_paper_doi               10.1039/c3dt50368b
_journal_volume                  42
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C30 H74 Cd3 N6 O35 Eu2, 14(O)'
_chemical_formula_sum            'C30 H86 Cd3 Eu2 N6 O49'
_chemical_formula_weight         1956.17
_chemical_name_systematic
;
?
;
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 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                 115.882(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.9222(8)
_cell_length_b                   14.8017(4)
_cell_length_c                   14.7923(8)
_cell_measurement_reflns_used    10360
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      76.0845
_cell_measurement_theta_min      3.3181
_cell_volume                     3136.5(3)
_computing_cell_refinement       'CrysAlisPro, Agilent Technologies'
_computing_data_collection       'CrysAlisPro, Agilent Technologies'
_computing_data_reduction        'CrysAlisPro, Agilent Technologies'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.962
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_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  0.2331
_diffrn_reflns_av_sigmaI/netI    0.1157
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            21632
_diffrn_reflns_theta_full        76.27
_diffrn_reflns_theta_max         76.27
_diffrn_reflns_theta_min         3.32
_exptl_absorpt_coefficient_mu    23.159
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.071
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1940
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         3.114
_refine_diff_density_min         -1.444
_refine_diff_density_rms         0.248
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.013(6)
_refine_ls_extinction_coef       0.00050(9)
_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   0.969
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         5614
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.970
_refine_ls_R_factor_all          0.1127
_refine_ls_R_factor_gt           0.1039
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2458
_refine_ls_wR_factor_ref         0.2604
_reflns_number_gt                4693
_reflns_number_total             5614
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt50368b.txt
_cod_data_source_block           eu
_cod_original_cell_volume        3136.5(2)
_cod_original_sg_symbol_H-M      C2
_cod_database_code               7021301