Luminescence spectroscopy of europium(III) and terbium(III) penta-, octa- and nonanuclear clusters with β-diketonate ligands
Petit, Sarah; Baril-Robert, François; Pilet, Guillaume; Reber, Christian; Luneau, Dominique; Dalton Transactions  (2009) 6809–6815; doi:10.1039/b822883c

data_7001892
_publ_section_title
;
 Luminescence spectroscopy of europium(III) and terbium(III) penta-,
 octa- and nonanuclear clusters with \b-diketonate ligands
;
_journal_issue                   34
_journal_name_full               'Dalton Transactions'
_journal_page_first              6809
_journal_page_last               6815
_journal_paper_doi               10.1039/b822883c
_journal_year                    2009
_chemical_formula_moiety         'C80 H123 O43 Eu9'
_chemical_formula_sum            'C80 H123 Eu9 O43'
_chemical_formula_weight         3140.5
_space_group_IT_number           85
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4a'
_symmetry_space_group_name_H-M   'P 4/n :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             06-02-23
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_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.1714(7)
_cell_length_b                   19.1714(7)
_cell_length_c                   15.5661(6)
_cell_measurement_reflns_used    6359
_cell_measurement_temperature    293
_cell_measurement_theta_max      28
_cell_measurement_theta_min      1
_cell_volume                     5721.2(4)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT. Nonius (1997-2001).'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
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_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            12096
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_diffrn_reflns_theta_max         27.878
_diffrn_reflns_theta_min         1.308
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_exptl_absorpt_correction_T_min  0.5374
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
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_exptl_crystal_description       plate
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_exptl_crystal_size_mid          0.13
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_refine_diff_density_max         2.18
_refine_diff_density_min         -1.21
_refine_ls_extinction_method     None
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         2514
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_refine_ls_R_factor_gt           0.0522
_refine_ls_shift/su_max          0.000164
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
[weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
Method = Robust Weighting (Prince, 1982)
W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
A~i~ are:
0.284 0.820E-01 0.419E-01
;
_refine_ls_weighting_scheme      calc
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_reflns_limit_h_min              -17
_reflns_limit_k_max              25
_reflns_limit_k_min              0
_reflns_limit_l_max              20
_reflns_limit_l_min              0
_reflns_number_gt                2514
_reflns_number_total             6798
_reflns_threshold_expression     I>3.00u(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_scale          0.03587(8)
_oxford_structure_analysis_title 'import in P 4/n'
_cod_data_source_file            b822883c.txt
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_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 4/n '
_cod_original_formula_sum        'C80 H123 O43 Eu9'
_cod_database_code               7001892