Four one-dimensional lanthanide-phenylacetate polymers exhibiting luminescence and magnetic cooling/spin-glass behavior
Li, Zhongyi; Xu, Ya-Lan; Zhang, Xiangfei; Zhai, Bin; Zhang, Fuli; Zhang, Jian-Jun; Zhang, Chi; Li, Suzhi; Cao, Guangxiu; Dalton Transactions  (2017) –; doi:10.1039/C7DT03562D

data_7044693
_publ_section_title
;
 Four one-dimensional lanthanide-phenylacetate polymers exhibiting
 luminescence and magnetic cooling/spin-glass behavior
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/C7DT03562D
_journal_year                    2017
_chemical_formula_sum            'C24 H23 Eu O7'
_chemical_formula_weight         575.38
_space_group_crystal_system      orthorhombic
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2017-09-14 deposited with the CCDC.
2017-11-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.8984(12)
_cell_length_b                   20.324(3)
_cell_length_c                   13.907(2)
_cell_measurement_reflns_used    9452
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      2.97
_cell_volume                     2232.5(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0493
_diffrn_reflns_av_unetI/netI     0.0147
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            40918
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.966
_exptl_absorpt_coefficient_mu    2.852
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5624
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick,1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.712
_exptl_crystal_description       needle
_exptl_crystal_F_000             1144
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.366
_refine_diff_density_min         -0.698
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2021
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0238
_refine_ls_R_factor_gt           0.0194
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0239P)^2^+3.2622P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0448
_refine_ls_wR_factor_ref         0.0469
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1851
_reflns_number_total             2021
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt03562d2.cif
_cod_data_source_block           1
_cod_original_cell_volume        2232.4(6)
_cod_database_code               7044693
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              42692