A Single-Source Precursor Route to Unusual PbSe Nanostructures by a Solution-Liquid-Solid Method
Javeed Akhtar; Masood Akhtar; Mohammad Azad Malik; Paul O'Brien; James Raftery; Journal of the American Chemical Society 134 (2012) 2485–2487; doi:10.1021/ja209831n

data_4117431
_publ_contact_author_address
; 
Department of Chemistry 
University of Manchester 
Manchester M13 9PL 
England  UK 
;
_publ_contact_author_email       jrtest@spec.ch.man.ac.uk
_publ_contact_author_fax         44(161)275-4734
_publ_contact_author_name        'Raftery, James'
_publ_contact_author_phone       44(161)275-4700
_publ_section_title
;
 A Single-Source Precursor Route to Unusual PbSe Nanostructures by a
 Solution-Liquid-Solid Method
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2485
_journal_page_last               2487
_journal_paper_doi               10.1021/ja209831n
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C16 H18 N2 O Se'
_chemical_formula_weight         333.28
_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                72.6300(10)
_cell_angle_beta                 85.2970(10)
_cell_angle_gamma                66.5000(10)
_cell_formula_units_Z            4
_cell_length_a                   11.1943(8)
_cell_length_b                   11.2670(8)
_cell_length_c                   13.5411(10)
_cell_measurement_reflns_used    4564
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.2725
_cell_measurement_theta_min      2.205
_cell_volume                     1493.47(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_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 0.993
_diffrn_measured_fraction_theta_max 0.920
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0229
_diffrn_reflns_av_sigmaI/netI    0.0392
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13003
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.24
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    2.511
_exptl_absorpt_correction_T_max  0.9285
_exptl_absorpt_correction_T_min  0.729539
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.482
_exptl_crystal_description       plate
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.670
_refine_diff_density_min         -0.403
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.126
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     373
_refine_ls_number_reflns         6788
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.126
_refine_ls_R_factor_all          0.0477
_refine_ls_R_factor_gt           0.0406
_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^)+(0.0308P)^2^+1.9235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0854
_refine_ls_wR_factor_ref         0.0895
_reflns_number_gt                5990
_reflns_number_total             6788
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja209831n_si_002.cif
_cod_data_source_block           s3113ma
_cod_database_code               4117431