Controlled Grafting of Tetrathiafulvalene (TTF) Containing Diacetylenic Units on Hydrogen-Terminated Silicon Surfaces: From Redox-Active TTF Monolayer to Polymer Films
Yzambart, Gilles; Fabre, Bruno; Camerel, Franck; Roisnel, Thierry; Lorcy, Dominique; The Journal of Physical Chemistry C 116 (2012) 12093–; doi:10.1021/jp302041z

data_1507794
_publ_section_title
;
 Controlled Grafting of Tetrathiafulvalene (TTF) Containing Diacetylenic
 Units on Hydrogen-Terminated Silicon Surfaces: From Redox-Active TTF
 Monolayer to Polymer Films
;
_journal_issue                   22
_journal_name_full               'The Journal of Physical Chemistry C'
_journal_page_first              12093
_journal_paper_doi               10.1021/jp302041z
_journal_volume                  116
_journal_year                    2012
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C16 H18 S4 Si'
_chemical_formula_sum            'C16 H18 S4 Si'
_chemical_formula_weight         366.63
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2010-12-08T13:52:35-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 96.914(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   12.2489(8)
_cell_length_b                   9.5980(8)
_cell_length_c                   31.693(2)
_cell_measurement_reflns_used    1973
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.82
_cell_measurement_theta_min      2.59
_cell_measurement_wavelength     0.71073
_cell_volume                     3698.9(5)
_computing_cell_refinement       'Bruker SMART (Bruker, 2002)'
_computing_data_collection       'Bruker SAINT (Bruker, 2002)'
_computing_data_reduction        'Bruker SAINT (Bruker, 2002)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material
;
           WinGX publication routines (Farrugia, 1999),
           CRYSCAL (T. Roisnel, local program)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999))'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thin slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0671
_diffrn_reflns_av_unetI/netI     0.0976
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            13355
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    0.570
_exptl_absorpt_correction_T_max  0.913
_exptl_absorpt_correction_T_min  0.581
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1536
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.379
_refine_diff_density_min         -0.517
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         4168
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.1101
_refine_ls_R_factor_gt           0.0594
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0465P)^2^+0.3461P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1072
_refine_ls_wR_factor_ref         0.1229
_reflns_number_gt                2564
_reflns_number_total             4168
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp302041z_si_002.cif
_cod_data_source_block           TTF_1
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1507794