Co‒Gd phosphonate complexes as magnetic refrigerants
Zheng, Yan-Zhen; Evangelisti, Marco; Winpenny, Richard E. P.; Chemical Science 2 (2011) 99–; doi:10.1039/c0sc00371a

data_1515685
_publ_section_title
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 Co--Gd phosphonate complexes as magnetic refrigerants
;
_journal_issue                   1
_journal_name_full               'Chemical Science'
_journal_page_first              99
_journal_paper_doi               10.1039/c0sc00371a
_journal_volume                  2
_journal_year                    2011
_chemical_formula_sum            'C104 H198 Co8 Gd4 O50 P6'
_chemical_formula_weight         3534.88
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 97.612(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   22.622(3)
_cell_length_b                   11.6300(17)
_cell_length_c                   30.189(4)
_cell_measurement_reflns_used    3795
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      21.44
_cell_measurement_theta_min      2.22
_cell_volume                     7872.5(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_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  0.1202
_diffrn_reflns_av_sigmaI/netI    0.1504
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            43509
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    2.609
_exptl_absorpt_correction_T_max  0.8806
_exptl_absorpt_correction_T_min  0.3554
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.491
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             3568
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.05
_refine_diff_density_max         3.841
_refine_diff_density_min         -1.924
_refine_diff_density_rms         0.215
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     775
_refine_ls_number_reflns         13830
_refine_ls_number_restraints     480
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.2075
_refine_ls_R_factor_gt           0.1227
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0964P)^2^+276.9807P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2710
_refine_ls_wR_factor_ref         0.3190
_reflns_number_gt                7225
_reflns_number_total             13830
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0sc00371a.txt
_cod_data_source_block           cogdm2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1515685