Ion pair charge-transfer thiogermanate salts [MV]2Ge4S10·xSol: solvent induced crystal transformation and photocurrent responsive properties.
Sun, Xiao-Lu; Zhu, Qin-Yu; Mu, Wen-Qin; Qian, Li-Wen; Yu, Lan; Wu, Jing; Bian, Guo-Qing; Dai, Jie; Dalton transactions (Cambridge, England : 2003) 43 (2014) 12582–12589; doi:10.1039/c4dt01289e

data_7031426
_publ_section_title
;
 Ion pair charge-transfer thiogermanate salts [MV]2Ge4S10&#x00B7;xSol:
 solvent induced crystal transformation and photocurrent responsive
 properties.
;
_journal_issue                   33
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12582
_journal_page_last               12589
_journal_paper_doi               10.1039/c4dt01289e
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C24 H40 Ge4 N4 O6 S10'
_chemical_formula_weight         1091.56
_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                 101.997(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.2968(15)
_cell_length_b                   21.035(3)
_cell_length_c                   21.516(4)
_cell_measurement_reflns_used    7762
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.4
_cell_volume                     4115.7(12)
_computing_cell_refinement       'CrystalClear (Rigaku Corporation, 1999)'
_computing_data_collection       'CrystalClear (Rigaku Corporation, 1999)'
_computing_data_reduction        'CrystalClear (Rigaku Corporation, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_detector_area_resol_mean 14.63
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0981
_diffrn_reflns_av_sigmaI/netI    0.1177
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            10142
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.42
_exptl_absorpt_coefficient_mu    3.442
_exptl_absorpt_correction_T_max  0.8467
_exptl_absorpt_correction_T_min  0.5049
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication '
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.762
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2192
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.702
_refine_diff_density_min         -0.561
_refine_diff_density_rms         0.136
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.184
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         3600
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.184
_refine_ls_R_factor_all          0.1454
_refine_ls_R_factor_gt           0.0876
_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^)+(0.0306P)^2^+15.8000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1293
_refine_ls_wR_factor_ref         0.1465
_reflns_number_gt                2349
_reflns_number_total             3600
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt01289e4.cif
_cod_data_source_block           1'
_cod_depositor_comments
'Adding full bibliography for 7031425--7031427.cif.'
_cod_original_sg_symbol_Hall     '-C 2yc '
_cod_original_sg_symbol_H-M      'C 2/c  '
_cod_database_code               7031426