Ag3Ga3SiSe8: a new infrared nonlinear optical material with a chalcopyrite structure
Mei, Dajiang; Gong, Pifu; Lin, Zheshuai; Feng, Kai; Yao, Jiyong; Huang, Fuqiang; Wu, Yicheng; CrystEngComm 16 (2014) 6836–; doi:10.1039/C4CE00817K

data_7217345
_publ_section_title
;
 Ag3Ga3SiSe8: a new infrared nonlinear optical material with a
 chalcopyrite structure
;
_journal_issue                   30
_journal_name_full               CrystEngComm
_journal_page_first              6836
_journal_paper_doi               10.1039/C4CE00817K
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'Ag3 Ga3 Se8 Si'
_chemical_formula_weight         1192.54
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           122
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I -4 2bw'
_symmetry_space_group_name_H-M   'I -4 2 d'
_atom_sites_solution_hydrogens   none
_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                90.00
_cell_formula_units_Z            1
_cell_length_a                   5.9041(8)
_cell_length_b                   5.9041(8)
_cell_length_c                   10.499(2)
_cell_measurement_temperature    93(2)
_cell_volume                     365.98(10)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 1997)'
_computing_publication_material  Diamond
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku AFC10 diffractometer'
_diffrn_measurement_method       dtprofit.ref
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0344
_diffrn_reflns_av_sigmaI/netI    0.0250
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            2131
_diffrn_reflns_theta_full        32.57
_diffrn_reflns_theta_max         32.57
_diffrn_reflns_theta_min         3.96
_exptl_absorpt_coefficient_mu    29.310
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.4718
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'face indexed'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    5.411
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.1300
_exptl_crystal_size_mid          0.1300
_exptl_crystal_size_min          0.1000
_refine_diff_density_max         0.736
_refine_diff_density_min         -0.994
_refine_diff_density_rms         0.186
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(3)
_refine_ls_extinction_coef       none
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.134
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     10
_refine_ls_number_reflns         334
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.134
_refine_ls_R_factor_all          0.0315
_refine_ls_R_factor_gt           0.0273
_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^)+(0.0200P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0547
_refine_ls_wR_factor_ref         0.0558
_reflns_number_gt                293
_reflns_number_total             334
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7216410
_cod_data_source_file            c4ce00817k1.cif
_cod_data_source_block           final
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        365.99(10)
_cod_original_sg_symbol_H-M      I-42d
_cod_database_code               7217345