Ammonothermal Synthesis, Crystal Structure, and Properties of the Ytterbium(II) and Ytterbium(III) Amides and the First Two Rare-Earth-Metal Guanidinates, YbC(NH)3 and Yb(CN3H4)3.
Görne, Arno L; George, Janine; van Leusen, Jan; Dück, Gerald; Jacobs, Philipp; Chogondahalli Muniraju, Naveen Kumar; Dronskowski, Richard; Inorganic chemistry 55 (2016) 6161–6168; doi:10.1021/acs.inorgchem.6b00736

data_4347867
_publ_section_title
;
 Ammonothermal Synthesis, Crystal Structure, and Properties of the
 Ytterbium(II) and Ytterbium(III) Amides and the First Two
 Rare-Earth-Metal Guanidinates, YbC(NH)3 and Yb(CN3H4)3.
;
_journal_issue                   12
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6161
_journal_page_last               6168
_journal_paper_doi               10.1021/acs.inorgchem.6b00736
_journal_volume                  55
_journal_year                    2016
_chemical_formula_iupac          'Yb (N H2)2'
_chemical_formula_moiety         'Yb N2 H4'
_chemical_formula_structural     'Yb (N H2)2'
_chemical_formula_sum            'H4 N2 Yb'
_chemical_formula_weight         205.1
_chemical_name_common            Ytterbium(II)amide
_space_group_IT_number           141
_space_group_name_Hall           'I 4bw 2bw -1bw'
_space_group_name_H-M_alt        'I 41/a m d :1'
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      141
_symmetry_space_group_name_Hall  'I 4bw 2bw -1bw'
_symmetry_space_group_name_H-M   'I 41/a m d :1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.19598(13)
_cell_length_b                   5.19598(13)
_cell_length_c                   10.4129(4)
_cell_measurement_reflns_used    79
_cell_measurement_temperature    293
_cell_measurement_theta_max      134
_cell_measurement_theta_min      5
_cell_volume                     281.130(15)
_diffrn_ambient_temperature      293
_diffrn_detector_type            PSD
_diffrn_measurement_device_type  'STOE STADI P'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a1'
_diffrn_radiation_wavelength     1.5406
_diffrn_source                   'X-ray tube'
_diffrn_source_target            Cu
_diffrn_source_type              'STOE STADI P'
_exptl_absorpt_coefficient_mu    59.491
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    4.8439
_exptl_crystal_F_000             336
_pd_char_colour                  red
_pd_instr_location               ' ?'
_pd_meas_2theta_range_inc        0.01
_pd_meas_2theta_range_max        133.990
_pd_meas_2theta_range_min        5.000
_pd_meas_number_of_points        12900
_pd_meas_scan_method             step
_pd_prep_temperature             323
_pd_proc_2theta_range_inc        0.01
_pd_proc_2theta_range_max        133.99
_pd_proc_2theta_range_min        5
_pd_proc_ls_background_function
'Manual background combined with 5 Legendre polynoms'
_pd_proc_ls_pref_orient_corr     none
_pd_proc_ls_profile_function     Pseudo-Voigt
_pd_proc_ls_prof_R_factor        0.0575
_pd_proc_ls_prof_wR_expected     0.0717
_pd_proc_ls_prof_wR_factor       0.0729
_pd_proc_wavelength              1.5406
_pd_spec_shape                   cylinder
_pd_spec_size_axial              10
_pd_spec_size_equat              1.5
_pd_spec_size_thick              1.5
_refine_ls_goodness_of_fit_all   1.02
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_constraints    0
_refine_ls_number_parameters     17
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0453
_refine_ls_R_factor_gt           0.0453
_refine_ls_shift/su_max          0.0393
_refine_ls_shift/su_mean         0.0093
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         0.0481
_refine_ls_wR_factor_gt          0.0481
_cod_data_source_file            ic6b00736_si_002.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        281.131(14)
_cod_original_sg_symbol_H-M      'I 41/a m d'
_cod_original_formula_sum        'H4 N2 Yb1'
_cod_database_code               4347867