Syntheses, structures, tunable emission and white light emitting Eu3+ and Tb3+ doped lanthanide metal-organic framework materials.
Ma, Ming-Li; Ji, Can; Zang, Shuang-Quan; Dalton transactions (Cambridge, England : 2003) 42 (2013) 10579–10586; doi:10.1039/c3dt50315a

data_7022928
_publ_section_title
;
 Syntheses, structures, tunable emission and white light emitting Eu3+ and
 Tb3+ doped lanthanide metal-organic framework materials.
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_journal_issue                   29
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10579
_journal_page_last               10586
_journal_paper_doi               10.1039/c3dt50315a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety
'2(C17 H8 Gd O9), 2(C2 H8 N), 3(H O0.50), H O0.50'
_chemical_formula_sum            'C38 H38 Gd2 N2 O21'
_chemical_formula_weight         1173.20
_chemical_name_systematic
;

?

;
_space_group_IT_number           20
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c 2'
_symmetry_space_group_name_H-M   'C 2 2 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.6484(8)
_cell_length_b                   16.4358(7)
_cell_length_c                   16.5923(8)
_cell_measurement_reflns_used    2437
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      29.2858
_cell_measurement_theta_min      3.0340
_cell_volume                     3994.7(3)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'multiwire proportional'
_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  0.0293
_diffrn_reflns_av_unetI/netI     0.0523
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            5307
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.49
_exptl_absorpt_coefficient_mu    3.383
_exptl_absorpt_correction_T_max  0.5658
_exptl_absorpt_correction_T_min  0.5369
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2005)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.951
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2304
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.872
_refine_diff_density_min         -1.416
_refine_diff_density_rms         0.196
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     278
_refine_ls_number_reflns         3241
_refine_ls_number_restraints     157
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0528
_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^)+(0.0790P)^2^+58.9490P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1342
_refine_ls_wR_factor_ref         0.1372
_reflns_number_gt                2982
_reflns_number_total             3241
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt50315a.txt
_cod_data_source_block           a2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      C222(1)
_cod_database_code               7022928