Pentaeuropium dicadmium pentaantimonide oxide, Eu~5~Cd~2~Sb~5~O
Saparov, Bayrammurad; Bobev, Svilen; Acta Crystallographica Section E 67 (2011) i11–; doi:10.1107/S1600536811000274

data_2229149
_publ_section_title
;
 Pentaeuropium dicadmium pentaantimonide oxide, Eu~5~Cd~2~Sb~5~O
;
_journal_coeditor_code           MG2112
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              i11
_journal_paper_doi               10.1107/S1600536811000274
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'Eu5 Cd2 Sb5 O'
_chemical_formula_moiety         'Cd2 Eu5 O Sb5'
_chemical_formula_sum            'Cd2 Eu5 O Sb5'
_chemical_formula_weight         1609.37
_chemical_name_systematic
;
Pentaeuropium dicadmium pentaantimonide oxide
;
_space_group_IT_number           63
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.7088(5)
_cell_length_b                   21.965(2)
_cell_length_c                   14.5982(15)
_cell_measurement_reflns_used    1092
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      1.85
_cell_volume                     1509.9(3)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2002)'
_computing_molecular_graphics    'XP in SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       \w
_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  0.0434
_diffrn_reflns_av_sigmaI/netI    0.0213
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10204
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.85
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    31.921
_exptl_absorpt_correction_T_max  0.279
_exptl_absorpt_correction_T_min  0.161
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2002)
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    7.078
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2702
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.183
_refine_diff_density_min         -1.156
_refine_ls_extinction_coef       0.000112(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXTL (Bruker, 2002)'
_refine_ls_goodness_of_fit_ref   1.140
_refine_ls_matrix_type           full
_refine_ls_number_parameters     46
_refine_ls_number_reflns         1092
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.140
_refine_ls_R_factor_all          0.0212
_refine_ls_R_factor_gt           0.0195
_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^)+(0.0174P)^2^+9.1021P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0431
_refine_ls_wR_factor_ref         0.0440
_reflns_number_gt                1031
_reflns_number_total             1092
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            mg2112.cif
_cod_data_source_block           I
_cod_database_code               2229149
_cod_database_fobs_code          2229149