Sulfides with Strong Nonlinear Optical Activity and Thermochromism: ACd4Ga5S12(A = K, Rb, Cs)
Lin, Hua; Zhou, Liu-Jiang; Chen, Ling; Chemistry of Materials 24 (2012) 3406–; doi:10.1021/cm301550a

data_4001681
_publ_section_title
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 Sulfides with Strong Nonlinear Optical Activity and Thermochromism:
 ACd4Ga5S12(A = K, Rb, Cs)
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_journal_issue                   17
_journal_name_full               'Chemistry of Materials'
_journal_page_first              3406
_journal_paper_doi               10.1021/cm301550a
_journal_volume                  24
_journal_year                    2012
_chemical_formula_moiety         'Cd4 Ga5 Rb S12'
_chemical_formula_sum            'Cd4 Ga5 Rb S12'
_chemical_formula_weight         1268.39
_chemical_name_systematic
; 
 ? 
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_space_group_IT_number           146
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'R 3'
_symmetry_space_group_name_H-M   'R 3 :H'
_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            3
_cell_length_a                   13.8071(6)
_cell_length_b                   13.8071(6)
_cell_length_c                   9.3492(7)
_cell_measurement_reflns_used    1569
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4276
_cell_measurement_theta_min      2.7640
_cell_volume                     1543.51(15)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_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      293(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_device_type  Saturn70
_diffrn_measurement_method       CCD_Profile_fitting
_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  0.0312
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            3822
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.95
_exptl_absorpt_coefficient_mu    14.034
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7110
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Light-yellow
_exptl_crystal_density_diffrn    4.094
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1728
_exptl_crystal_size_max          0.1200
_exptl_crystal_size_mid          0.1100
_exptl_crystal_size_min          0.0900
_refine_diff_density_max         0.873
_refine_diff_density_min         -1.211
_refine_diff_density_rms         0.267
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.002(14)
_refine_ls_extinction_coef       0.00494(14)
_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   1.087
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         1458
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0233
_refine_ls_R_factor_gt           0.0233
_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^)+(0.0361P)^2^+0.7723P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0539
_refine_ls_wR_factor_ref         0.0539
_reflns_number_gt                1456
_reflns_number_total             1458
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm301550a_si_002.cif
_cod_data_source_block           RbCd4Ga5S12
_cod_depositor_comments
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The following automatic conversions were performed:

'_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
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_cod_original_sg_symbol_H-M      R3
_cod_database_code               4001681