Ce~5~Au~<i>x~</i>Ge~4{-~<i>x</i>} [<i>x</i> = 0.43(2)] with the orthorhombic Sm~5~Ge~4~ structure type
Bobev, Svilen; Bauer, Eric D.; Acta Crystallographica Section E 61 (2005) i73–i75; doi:10.1107/S160053680501113X

data_2205825
_publ_section_title
;
 Ce~5~Au~<i>x~</i>Ge~4{-~<i>x</i>} [<i>x</i> = 0.43(2)] with the
 orthorhombic Sm~5~Ge~4~ structure type
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              i73
_journal_page_last               i75
_journal_paper_doi               10.1107/S160053680501113X
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'Ce5 Au0.43 Ge3.57'
_chemical_formula_moiety         'Au0.43 Ce5 Ge3.57'
_chemical_formula_structural     'Au0.43 Ce5 Ge3.57'
_chemical_formula_sum            'Au0.43 Ce5 Ge3.58'
_chemical_formula_weight         1043.82
_chemical_name_common            'Ce20 Au1.72 Ge14.28'
_chemical_name_systematic
;
Pentacerium gold tetragermanium
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.868(5)
_cell_length_b                   15.258(7)
_cell_length_c                   8.052(6)
_cell_measurement_reflns_used    3569
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      26.37
_cell_measurement_theta_min      2.67
_cell_volume                     966.6(10)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2002)'
_computing_molecular_graphics    'XP in SHELXTL'
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 2001)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX SMART CCD area-detector'
_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  0.0395
_diffrn_reflns_av_sigmaI/netI    0.0324
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            3569
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.67
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    40.306
_exptl_absorpt_correction_T_max  0.139
_exptl_absorpt_correction_T_min  0.083
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2003)'
_exptl_crystal_colour            grey
_exptl_crystal_density_diffrn    7.173
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             1752
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.460
_refine_diff_density_min         -1.769
_refine_ls_extinction_coef       0.00019(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXTL (Sheldrick, 2001)'
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     49
_refine_ls_number_reflns         1021
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0317
_refine_ls_R_factor_gt           0.0282
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0163P)^2^+12.3954P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0545
_refine_ls_wR_factor_ref         0.0555
_reflns_number_gt                953
_reflns_number_total             1021
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wm6062.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        966.6(11)
_cod_database_code               2205825
_cod_database_fobs_code          2205825