A Supercooled Imidazolium Iodide Ionic Liquid as a Low-Viscosity Electrolyte for Dye-Sensitized Solar Cells
Fei, Zhaofu; Kuang, Daibin; Zhao, Dongbin; Klein, Cedric; Ang, Wee Han; Zakeeruddin, Shaik M.; Grätzel, Michael; Dyson, Paul J.; Inorganic Chemistry 45 (2006) 10407–10409; doi:10.1021/ic061232n

data_4333003
_publ_section_title
;
 A Supercooled Imidazolium Iodide Ionic Liquid as a Low-Viscosity
 Electrolyte for Dye-Sensitized Solar Cells
;
_journal_issue                   26
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10407
_journal_page_last               10409
_journal_paper_doi               10.1021/ic061232n
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         'C7 H11 N2, I'
_chemical_formula_sum            'C7 H11 I N2'
_chemical_formula_weight         250.08
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 108.911(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.2497(13)
_cell_length_b                   9.7754(19)
_cell_length_c                   8.3621(14)
_cell_measurement_reflns_used    31
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.381
_cell_measurement_theta_min      7.214
_cell_volume                     483.29(16)
_computing_cell_refinement       'DriAx/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       'COLLECT (Bruker AXS BV, 1997-2004)'
_computing_data_reduction        'Eval CCD (Duisenberg & Schreurs, 1990-2000)'
_computing_molecular_graphics    'Crystal Impact DIAMOND'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Nonius APEX II CCD'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0435
_diffrn_reflns_av_sigmaI/netI    0.0365
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            5981
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.31
_exptl_absorpt_coefficient_mu    3.251
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.61475
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS, 
Area Detector Absorption and Other Corrections Release 2.03, 
Bruker AXS, 
Madison, Wisconsin, USA' 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.718
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             240
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.332
_refine_diff_density_min         -0.464
_refine_diff_density_rms         0.075
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     92
_refine_ls_number_reflns         1690
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0207
_refine_ls_R_factor_gt           0.0183
_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^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0385
_refine_ls_wR_factor_ref         0.0396
_reflns_number_gt                1603
_reflns_number_total             1690
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic061232nsup1.cif
_cod_data_source_block           1a_pd331
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4333003