Effect of transition element doping on crystal structure of rare earth borosilicides REB44Si2
Berthebaud, D.; Sato, A.; Michiue, Y.; Mori, T.; Nomura, A.; Shishido, T.; Nakajima, K.; Journal of Solid State Chemistry 184 (2011) 1682–1687; doi:10.1016/j.jssc.2011.04.038

data_1563221
_publ_section_title
;
 Effect of transition element doping on crystal structure of rare earth
 borosilicides REB44Si2
;
_journal_issue                   7
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              1682
_journal_page_last               1687
_journal_paper_doi               10.1016/j.jssc.2011.04.038
_journal_volume                  184
_journal_year                    2011
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'B41 Ni0.06 Si1.33 Y'
_chemical_formula_sum            'B41 Ni0.06 Si1.33 Y'
_chemical_formula_weight         573.3
_space_group_IT_number           55
_space_group_name_Hall           '-P 2 2ab'
_space_group_name_H-M_alt        'P b a m'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      55
_symmetry_space_group_name_Hall  '-P 2 2ab'
_symmetry_space_group_name_H-M   'P b a m'
_atom_sites_solution_hydrogens   .
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.702(5)
_cell_length_b                   17.666(5)
_cell_length_c                   9.522(5)
_cell_measurement_reflns_used    21922
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.14
_cell_measurement_theta_min      1.64
_cell_measurement_wavelength     0.71073
_cell_volume                     2809.5(19)
_computing_cell_refinement       'Bruker AXS SAINT PLUS 6.45'
_computing_data_collection       'Bruker AXS SMART for WNT/2000 5.625'
_computing_data_reduction        'Bruker AXS SAINT PLUS 6.45'
_computing_molecular_graphics    'Diamond 3 (Brandebourg, 2005)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR2004 (Burla et al, 2004)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.942
_diffrn_measured_fraction_theta_max 0.942
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0442
_diffrn_reflns_av_unetI/netI     0.0311
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            21922
_diffrn_reflns_theta_full        27.14
_diffrn_reflns_theta_max         27.14
_diffrn_reflns_theta_min         1.68
_diffrn_standards_interval_count .
_diffrn_standards_interval_time  .
_diffrn_standards_number         84
_exptl_absorpt_coefficient_mu    4.345
_exptl_absorpt_correction_T_max  0.066980
_exptl_absorpt_correction_T_min  0.010044
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    2.71
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2224
_exptl_crystal_size_max          0.02
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.759
_refine_diff_density_min         -0.678
_refine_diff_density_rms         0.153
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.164
_refine_ls_hydrogen_treatment    .
_refine_ls_matrix_type           full
_refine_ls_number_parameters     231
_refine_ls_number_reflns         3117
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.164
_refine_ls_R_factor_all          0.0548
_refine_ls_R_factor_gt           0.0469
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0464P)^2^+17.2817P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1079
_refine_ls_wR_factor_ref         0.1183
_reflns_number_gt                2747
_reflns_number_total             3117
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2011-184-1682.cif
_cod_data_source_block           tm192split
_cod_database_code               1563221
_diffrn_standards_decay_         +0.07