Unusual Gd-nitronyl nitroxide antiferromagnetic coupling and slow magnetic relaxation in the corresponding Tb analogue.
Wang, Xiufeng; Zhu, Mei; Wang, Juanjuan; Li, Licun; Dalton transactions (Cambridge, England : 2003) 44 (2015) 13890–13896; doi:10.1039/c5dt01487e

data_7035532
_publ_section_title
;
 Unusual Gd-nitronyl nitroxide antiferromagnetic coupling and slow
 magnetic relaxation in the corresponding Tb analogue.
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13890
_journal_page_last               13896
_journal_paper_doi               10.1039/c5dt01487e
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C28 H21 F18 Gd N3 O9'
_chemical_formula_weight         1042.73
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-04-18 deposited with the CCDC.
2015-06-24 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.33(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.194(3)
_cell_length_b                   13.196(3)
_cell_length_c                   19.369(4)
_cell_measurement_reflns_used    12448
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.8824
_cell_measurement_theta_min      1.5431
_cell_volume                     3621.8(14)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_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      113(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'profile data from \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  0.0325
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            35853
_diffrn_reflns_theta_full        27.88
_diffrn_reflns_theta_max         27.88
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    1.978
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8946
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.912
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             2032
_exptl_crystal_size_max          0.2000
_exptl_crystal_size_mid          0.1700
_exptl_crystal_size_min          0.1200
_refine_diff_density_max         0.990
_refine_diff_density_min         -1.179
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.991
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     532
_refine_ls_number_reflns         8601
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.991
_refine_ls_R_factor_all          0.0329
_refine_ls_R_factor_gt           0.0277
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0550P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0725
_refine_ls_wR_factor_ref         0.0757
_reflns_number_gt                7487
_reflns_number_total             8601
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt01487e2.cif
_cod_data_source_block           Gd
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7035530--7035532.cif.
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7035532