Synthesis of a Family of Solids through the Building-Block Approach: A Case Study with Ag+ Substitution in the Ternary Na-Ge-Se System
Amitava Choudhury; Sabine Strobel; Benjamin R. Martin; Angela L. Karst; Peter K. Dorhout; Inorganic Chemistry 46 (2007) 2017–2027; doi:10.1021/ic061064z

data_4306892
_publ_section_title
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Synthesis of a Family of Solids through the Building-Block Approach: A
Case Study with Ag+ Substitution in the Ternary Na-Ge-Se System
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2017
_journal_page_last               2027
_journal_paper_doi               10.1021/ic061064z
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'Ag1.09 Ge4 Na6.91 Se10'
_chemical_formula_sum            'Ag1.09 Ge4 Na6.91 Se10'
_chemical_formula_weight         1355.97
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 105.541(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1013(7)
_cell_length_b                   20.1342(18)
_cell_length_c                   13.9213(13)
_cell_measurement_reflns_used    1900
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      28.21
_cell_measurement_theta_min      2.53
_cell_volume                     2187.7(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0581
_diffrn_reflns_av_sigmaI/netI    0.0513
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10265
_diffrn_reflns_theta_full        28.32
_diffrn_reflns_theta_max         28.32
_diffrn_reflns_theta_min         2.02
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    23.145
_exptl_absorpt_correction_T_max  0.099
_exptl_absorpt_correction_T_min  0.038
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Sheldrick, 1997.'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    4.117
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             2380
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.554
_refine_diff_density_min         -1.301
_refine_diff_density_rms         0.245
_refine_ls_extinction_coef       0.00078(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     106
_refine_ls_number_reflns         2704
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0646
_refine_ls_R_factor_gt           0.0440
_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^)+(0.0328P)^2^+3.4521P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0869
_refine_ls_wR_factor_ref         0.0935
_reflns_number_gt                2082
_reflns_number_total             2704
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic061064zsi20060613_104620_6.cif
_cod_data_source_block           sad
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-Scan' changed
to 'multi-scan' 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 
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_cod_database_code               4306892