Semiconducting Properties and Phase-Matching Nonlinear Optical Response of the One-Dimensional Selenophosphates ANb2PSe10(A = K, Rb, and Cs)
Syrigos, Jonathan C.; Clark, Daniel J.; Saouma, Felix O.; Clarke, Samantha M.; Fang, Lei; Jang, Joon I.; Kanatzidis, Mercouri G.; Chemistry of Materials 27 (2015) 255–; doi:10.1021/cm5038217

data_4002162
_publ_section_title
;
 Semiconducting Properties and Phase-Matching Nonlinear Optical Response
 of the One-Dimensional Selenophosphates ANb2PSe10(A = K, Rb, and Cs)
;
_journal_issue                   1
_journal_name_full               'Chemistry of Materials'
_journal_page_first              255
_journal_paper_doi               10.1021/cm5038217
_journal_volume                  27
_journal_year                    2015
_chemical_formula_sum            'K Nb2 P Se10'
_chemical_formula_weight         1045.49
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 c 1'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 106.64(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.2931(15)
_cell_length_b                   15.612(3)
_cell_length_c                   13.557(3)
_cell_measurement_temperature    293(2)
_cell_volume                     1479.0(6)
_computing_cell_refinement       'STOE X-AREA'
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction        'STOE X-RED'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'STOE IPDS 2'
_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  0.0710
_diffrn_reflns_av_sigmaI/netI    0.0580
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            22086
_diffrn_reflns_theta_full        34.89
_diffrn_reflns_theta_max         34.89
_diffrn_reflns_theta_min         2.92
_exptl_absorpt_coefficient_mu    26.509
_exptl_absorpt_correction_T_max  0.2836
_exptl_absorpt_correction_T_min  0.0507
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   X-Red32
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    4.695
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.03
_exptl_crystal_size_mid          0.002
_exptl_crystal_size_min          0.002
_refine_diff_density_max         1.549
_refine_diff_density_min         -1.973
_refine_diff_density_rms         0.313
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.025(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         11828
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0728
_refine_ls_R_factor_gt           0.0571
_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^)+(0.0609P)^2^+14.0407P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1307
_refine_ls_wR_factor_ref         0.1386
_reflns_number_gt                9840
_reflns_number_total             11828
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm5038217_si_002.cif
_cod_data_source_block           KNb2PSe10
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1479.0(5)
_cod_original_sg_symbol_H-M      Pc
_cod_database_code               4002162