Planar versus puckered nets in the polar intermetallic series EuGaTt (Tt = Si, Ge, Sn).
You, Tae-Soo; Grin, Yuri; Miller, Gordon J.; Inorganic chemistry 46 (2007) 8801–8811; doi:10.1021/ic701111e

data_4339609
_publ_section_title
;
 Planar versus puckered nets in the polar intermetallic series EuGaTt (Tt
 = Si, Ge, Sn).
;
_journal_issue                   21
_journal_name_full               'Inorganic chemistry'
_journal_page_first              8801
_journal_page_last               8811
_journal_paper_doi               10.1021/ic701111e
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'Eu Ga Ge'
_chemical_formula_sum            'Eu Ga Ge'
_chemical_formula_weight         294.27
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           194
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  '-P 6c 2c'
_symmetry_space_group_name_H-M   'P 63/m m c'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            4
_cell_length_a                   4.2646(6)
_cell_length_b                   4.2646(6)
_cell_length_c                   18.041(5)
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      27.97
_cell_measurement_theta_min      2.26
_cell_volume                     284.15(10)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.963
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       'w\ scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_sigmaI/netI    0.0256
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            2203
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.97
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    41.359
_exptl_absorpt_correction_T_max  0.4020
_exptl_absorpt_correction_T_min  0.1303
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            silver
_exptl_crystal_density_diffrn    6.879
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.785
_refine_diff_density_min         -0.969
_refine_diff_density_rms         0.197
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.262
_refine_ls_matrix_type           full
_refine_ls_number_parameters     11
_refine_ls_number_reflns         169
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.262
_refine_ls_R_factor_all          0.0324
_refine_ls_R_factor_gt           0.0247
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+3.5174P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0504
_refine_ls_wR_factor_ref         0.0531
_reflns_number_gt                149
_reflns_number_total             169
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701111e-file004.cif
_cod_data_source_block           p63mmc
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        284.15(9)
_cod_original_sg_symbol_H-M      P6(3)/mmc
_cod_database_code               4339609