Tuning of Magnetic Properties of Polynuclear Lanthanide(III)−Octacyanotungstate(V) Systems: Determination of Ligand-Field Parameters and Exchange Interaction
Przychodzeń, Paweł; Pełka, Robert; Lewiński, Krzysztof; Supel, Justyna; Rams, Michał; Tomala, Krzysztof; Sieklucka, Barbara; Inorganic Chemistry 46 (2007) 8924–8938; doi:10.1021/ic700795q

data_4333369
_publ_section_title
;
 Tuning of Magnetic Properties of Polynuclear
 Lanthanide(III)&#x2212;Octacyanotungstate(V) Systems:&#x00A0;
 Determination of Ligand-Field Parameters and Exchange Interaction
;
_journal_issue                   21
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8924
_journal_page_last               8938
_journal_paper_doi               10.1021/ic700795q
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         '(C29 H29 N13 O4 Er W), 3(H2 O)'
_chemical_formula_sum            'C29 H35 Er N13 O7 W'
_chemical_formula_weight         1028.81
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 94.8140(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.7160(2)
_cell_length_b                   12.2480(2)
_cell_length_c                   15.6270(2)
_cell_measurement_temperature    100(1)
_cell_volume                     1853.08(5)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius BV, 1997-2000)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      100(1)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans with the \k offsets'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8086
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.57
_exptl_absorpt_coefficient_mu    5.411
_exptl_absorpt_correction_T_max  0.8995
_exptl_absorpt_correction_T_min  0.5629
_exptl_absorpt_correction_type
'multi-scan (DENZO-SMN; Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.844
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             996
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.018
_refine_diff_density_min         -1.035
_refine_diff_density_rms         0.112
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.013(5)
_refine_ls_extinction_coef       0.00281(14)
_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   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     501
_refine_ls_number_reflns         8086
_refine_ls_number_restraints     16
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0224
_refine_ls_R_factor_gt           0.0214
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.4734P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0478
_refine_ls_wR_factor_ref         0.0482
_reflns_number_gt                7895
_reflns_number_total             8086
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic700795qsup1.cif
_cod_data_source_block           pp30
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4333369