BaGa4Se7: A New Congruent-Melting IR Nonlinear Optical Material
Jiyong Yao; Dajiang Mei; Lei Bai; Zheshuai Lin; Wenlong Yin; Peizhen Fu; Yicheng Wu; Inorganic Chemistry 49 (2010) 9212–9216; doi:10.1021/ic1006742

data_4316718
_publ_section_title
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 BaGa4Se7: A New Congruent-Melting IR Nonlinear Optical Material
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9212
_journal_page_last               9216
_journal_paper_doi               10.1021/ic1006742
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'Ba Ga4 Se7'
_chemical_formula_weight         968.94
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 c 1'
_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                 121.24(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.6252(15)
_cell_length_b                   6.5114(13)
_cell_length_c                   14.702(4)
_cell_measurement_temperature    93(2)
_cell_volume                     624.1(3)
_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
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.0360
_diffrn_reflns_av_sigmaI/netI    0.0585
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            5042
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         3.12
_exptl_absorpt_coefficient_mu    31.987
_exptl_absorpt_correction_T_max  0.564
_exptl_absorpt_correction_T_min  0.321
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'face indexed'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    5.156
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             836
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.065
_refine_diff_density_min         -1.263
_refine_diff_density_rms         0.246
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_coef       0.00065(5)
_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   0.976
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     113
_refine_ls_number_reflns         2098
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.0290
_refine_ls_R_factor_gt           0.0275
_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^)+(0.0090P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0528
_refine_ls_wR_factor_ref         0.0532
_reflns_number_gt                2014
_reflns_number_total             2098
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1006742_si_001.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        624.1(2)
_cod_database_code               4316718