Reversible switching of slow magnetic relaxation in a classic lanthanide metal-organic framework system
Qi Zhou; Fen Yang; Bingjing Xin; Guang Zeng; Xiaojing Zhou; Kang Liu; Dingxuan Ma; Guanghua Li; Zhan Shi; Shouhua Feng; Chem.Commun. 49 (2013) 8244–; doi:10.1039/c3cc43747g

data_7109712
_publ_section_title
;
 Reversible switching of slow magnetic relaxation in a classic lanthanide
 metal-organic framework system
;
_journal_name_full               Chem.Commun.
_journal_page_first              8244
_journal_paper_doi               10.1039/c3cc43747g
_journal_volume                  49
_journal_year                    2013
_chemical_formula_moiety         'C9 H3 Dy O6'
_chemical_formula_sum            'C9 H3 Dy O6'
_chemical_formula_weight         369.61
_chemical_melting_point          ?
_chemical_name_systematic
;
?
;
_space_group_IT_number           95
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4cw 2c'
_symmetry_space_group_name_H-M   'P 43 2 2'
_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                   10.3087(15)
_cell_length_b                   10.3087(15)
_cell_length_c                   13.967(3)
_cell_measurement_reflns_used    1283
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      2.499
_cell_measurement_theta_min      7.33
_cell_volume                     1484.3(4)
_computing_cell_refinement       Process-auto
_computing_data_collection       Process-auto
_computing_data_reduction        Process-auto
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       omega-scan
_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  0.0586
_diffrn_reflns_av_sigmaI/netI    0.0301
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11426
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         7.33
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.040
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9241
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   Process-auto
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.654
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             684
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_platon_squeeze_details
;
;
_refine_diff_density_max         1.114
_refine_diff_density_min         -0.351
_refine_diff_density_rms         0.088
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.03(4)
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     75
_refine_ls_number_reflns         1283
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0260
_refine_ls_R_factor_gt           0.0223
_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^)+(0.0203P)^2^+2.6911P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0519
_refine_ls_wR_factor_ref         0.0531
_reflns_number_gt                1149
_reflns_number_total             1283
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc43747g.txt
_cod_data_source_block           aaa
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P4322
_cod_database_code               7109712