Mixed Valency in Yb7Co4InGe12: A Novel Intermetallic Compound Stabilized in Liquid Indium
Chondroudi, Maria; Balasubramanian, Mahalingam; Welp, Ulrich; Kwok, Wai-K.; Kanatzidis, Mercouri G.; Chemistry of Materials 19 (2007) 4769–; doi:10.1021/cm071687q

data_4001440
_publ_section_title
;
 Mixed Valency in Yb7Co4InGe12:&#x00A0; A Novel Intermetallic Compound
 Stabilized in Liquid Indium
;
_journal_issue                   19
_journal_name_full               'Chemistry of Materials'
_journal_page_first              4769
_journal_paper_doi               10.1021/cm071687q
_journal_volume                  19
_journal_year                    2007
_chemical_formula_sum            'Co4 Ge12 Ho7 In'
_chemical_formula_weight         2376.13
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           83
_symmetry_space_group_name_Hall  '-P 4'
_symmetry_space_group_name_H-M   'P 4/m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            1
_cell_length_a                   10.357(3)
_cell_length_b                   10.357(3)
_cell_length_c                   4.1538(15)
_cell_measurement_temperature    293(2)
_cell_volume                     445.6(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.960
_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  0.0364
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            4844
_diffrn_reflns_theta_full        28.18
_diffrn_reflns_theta_max         28.18
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    55.370
_exptl_crystal_density_diffrn    8.855
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1010
_refine_diff_density_max         6.830
_refine_diff_density_min         -3.493
_refine_diff_density_rms         0.801
_refine_ls_extinction_coef       0.0042(5)
_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   1.299
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     40
_refine_ls_number_reflns         606
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.299
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0464
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0370P)^2^+47.2621P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1141
_refine_ls_wR_factor_ref         0.1152
_reflns_number_gt                562
_reflns_number_total             606
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm071687qsi20070624_040415.cif
_cod_data_source_block           3482a2
_cod_database_code               4001440