Elucidating Negative Thermal Expansion in MOF-5
Lock, Nina; Wu, Yue; Christensen, Mogens; Cameron, Lisa J.; Peterson, Vanessa K.; Bridgeman, Adam J.; Kepert, Cameron J.; Iversen, Bo B.; The Journal of Physical Chemistry C 114 (2010) 16181–; doi:10.1021/jp103212z

data_1516292
_publ_section_title
;
 Elucidating Negative Thermal Expansion in MOF-5
;
_journal_issue                   39
_journal_name_full               'The Journal of Physical Chemistry C'
_journal_page_first              16181
_journal_paper_doi               10.1021/jp103212z
_journal_volume                  114
_journal_year                    2010
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C24 H12 O13 Zn4'
_chemical_formula_sum            'C24 H12 O13 Zn4'
_chemical_formula_weight         769.90
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           225
_symmetry_cell_setting           cubic
_symmetry_Int_Tables_number      225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2010-07-01T09:35:40-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   25.7555(8)
_cell_length_b                   25.7555(8)
_cell_length_c                   25.7555(8)
_cell_measurement_reflns_used    2296
_cell_measurement_temperature    500(2)
_cell_measurement_theta_max      23.03
_cell_measurement_theta_min      3.16
_cell_measurement_wavelength     0.71073
_cell_volume                     17084.8(9)
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      500(2)
_diffrn_detector_area_resol_mean 12.00
_diffrn_detector_type            'APEX2 charged-coupled device'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker X8 APEX-II diffractometer'
_diffrn_measurement_method
;
            Narrow slices collected using \f- and \w-scans
;
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0771
_diffrn_reflns_av_unetI/netI     0.0379
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15224
_diffrn_reflns_theta_full        27.86
_diffrn_reflns_theta_max         27.86
_diffrn_reflns_theta_min         1.37
_diffrn_source                   'rotating anode'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.131
_exptl_absorpt_correction_T_max  0.84
_exptl_absorpt_correction_T_min  0.61
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS (Sheldrick, 2004)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    0.599
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             3040
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.186
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.365
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.191
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     26
_refine_ls_number_reflns         1076
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.191
_refine_ls_R_factor_all          0.1026
_refine_ls_R_factor_gt           0.0346
_refine_ls_shift/su_max          0.074
_refine_ls_shift/su_mean         0.016
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1033
_refine_ls_wR_factor_ref         0.1948
_reflns_number_gt                564
_reflns_number_total             1076
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            MOF5_500K.cif
_cod_data_source_block           mof52vt_500
_cod_database_code               1516292