Photoinduced sign change of the magnetoresistance in field-effect transistors based on a bipolar molecular glass
Evgeny Tatarov; Thomas Reichert; Tobat P. I. Saragi; Ayna Scheffler; Roman Ueberschaer; Clemens Bruhn; Thomas Fuhrmann-Lieker; Josef Salbeck; Chem.Commun. 49 (2013) 4564–; doi:10.1039/c3cc40552d

data_7109253
_publ_section_title
;
 Photoinduced sign change of the magnetoresistance in field-effect
 transistors based on a bipolar molecular glass
;
_journal_name_full               Chem.Commun.
_journal_page_first              4564
_journal_paper_doi               10.1039/c3cc40552d
_journal_volume                  49
_journal_year                    2013
_chemical_formula_sum            'C35 H12 Br2 F8 N2'
_chemical_formula_weight         772.29
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 90.717(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.1657(6)
_cell_length_b                   17.9898(6)
_cell_length_c                   23.0292(8)
_cell_measurement_reflns_used    32969
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.58
_cell_measurement_theta_min      1.44
_cell_volume                     5868.3(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'image plate (34 cm diameter)'
_diffrn_detector_area_resol_mean 6.67
_diffrn_detector_type            STOE
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_details      ' 180 frames, detector distance = 135 mm'
_diffrn_measurement_device       '2-circle goniometer'
_diffrn_measurement_device_type  'STOE IPDS 2'
_diffrn_measurement_method       'rotation method'
_diffrn_radiation_collimation    '0.5 mm diameter, multiple pinhole'
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_polarisn_norm  0
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0868
_diffrn_reflns_av_sigmaI/netI    0.0600
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            37657
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.44
_diffrn_source
'sealed X-ray tube, 12 x 0.4 mm long-fine focus'
_diffrn_source_current           30
_diffrn_source_power             1.50
_diffrn_source_voltage           50
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    2.844
_exptl_absorpt_correction_T_max  0.4118
_exptl_absorpt_correction_T_min  0.2444
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'X-red ver. 1.31 (Stoe & Cie. 2005)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.748
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3024
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.53
_exptl_crystal_size_min          0.35
_refine_diff_density_max         2.601
_refine_diff_density_min         -1.965
_refine_diff_density_rms         0.179
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     847
_refine_ls_number_reflns         10139
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0939
_refine_ls_R_factor_gt           0.0809
_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^)+(0.1252P)^2^+30.6080P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2164
_refine_ls_wR_factor_ref         0.2266
_reflns_number_gt                8261
_reflns_number_total             10139
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc40552d.txt
_cod_data_source_block           i0822
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7109253