Emission Enhancement through Dual Donor Sensitization: Modulation of Structural and Spectroscopic Properties in a Series of Europium Tetracyanoplatinates
Branson A. Maynard; Philip A. Smith; Le Ann Ladner; Ayesha Jaleel; Nuquie Beedoe; Carlos Crawford; Zerihun Assefa; Richard E. Sykora; Inorganic Chemistry 48 (2009) 6425–6435; doi:10.1021/ic900149v

data_4302609
_publ_contact_author_address
;University of South Alabama
Department of Chemistry
Chemistry Building, Room 223
Mobile  AL  36688-0002
;
_publ_contact_author_email       rsykora@jaguar1.usouthal.edu
_publ_contact_author_fax         1(251)4607359
_publ_contact_author_name        'Richard E. Sykora'
_publ_contact_author_phone       1(251)4607422
_publ_section_title
;
Emission Enhancement through Dual Donor Sensitization: Modulation of
Structural and Spectroscopic Properties in a Series of Europium
Tetracyanoplatinates
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6425
_journal_page_last               6435
_journal_paper_doi               10.1021/ic900149v
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C42 H38 Eu2 N18 O8 Pt3'
_chemical_formula_weight         1812.10
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                84.491(6)
_cell_angle_beta                 75.063(7)
_cell_angle_gamma                79.055(7)
_cell_formula_units_Z            1
_cell_length_a                   9.1802(8)
_cell_length_b                   10.8008(9)
_cell_length_c                   13.5437(9)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    290(2)
_cell_measurement_theta_max      13.62
_cell_measurement_theta_min      8.00
_cell_volume                     1272.36(18)
_computing_cell_refinement       '<i>CAD-4-PC Software</i>'
_computing_data_collection
;
<i>CAD-4-PC Software</i> (Enraf-Nonius, 1993)
;
_computing_data_reduction        '<i>XCAD4</i> (Harms & Wocadlo, 1996)'
_computing_molecular_graphics    '<i>SHELXTL</i> (Bruker, 1998)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 1997)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 1997)'
_diffrn_ambient_temperature      290(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Enraf-Nonius CAD-4'
_diffrn_measurement_method       '\q/2\q scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0261
_diffrn_reflns_av_sigmaI/netI    0.0384
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4971
_diffrn_reflns_theta_full        25.37
_diffrn_reflns_theta_max         25.37
_diffrn_reflns_theta_min         2.33
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    10.714
_exptl_absorpt_correction_T_max  0.3147
_exptl_absorpt_correction_T_min  0.1431
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details   '(Bruker, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.460
_exptl_crystal_size_mid          0.166
_exptl_crystal_size_min          0.120
_refine_diff_density_max         2.046
_refine_diff_density_min         -2.217
_refine_diff_density_rms         0.213
_refine_ls_extinction_coef       0.0011(2)
_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   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     332
_refine_ls_number_reflns         4659
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0454
_refine_ls_R_factor_gt           0.0339
_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^)+(0.0605P)^2^+0.9279P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0892
_refine_ls_wR_factor_ref         0.0943
_reflns_number_gt                4001
_reflns_number_total             4659
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic900149v_si_002_3.cif
_cod_data_source_block           2
_cod_database_code               4302609