#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/2/02/01/2020134.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2020134
loop_
_publ_author_name
'Lebech, B.'
'Andersen, N.H.'
'Steenstrup, S.'
'Schroder Pedersen, A.'
_publ_section_title
;
 Neutron diffraction studies of ytterbium dihydride: The crystal structure
 at 300 K
;
_journal_name_full               'Acta Crystallographica C (39,1983-)'
_journal_page_first              1475
_journal_page_last               1480
_journal_volume                  39
_journal_year                    1983
_chemical_formula_sum            'D2 Yb'
_chemical_name_systematic        'Yb D2'
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.875
_cell_length_b                   3.565
_cell_length_c                   6.781
_cell_volume                     142.024
_citation_journal_id_ASTM        ACSCEE
_cod_data_source_file            Lebech_ACSCEE_1983_308.cif
_cod_data_source_block           D2Yb1
_cod_original_cell_volume        142.0238
_cod_original_formula_sum        'D2 Yb1'
_cod_database_code               2020134
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/2,-y,z+1/2
x+1/2,-y+1/2,-z+1/2
-x,y+1/2,-z
-x,-y,-z
x-1/2,y,-z-1/2
-x-1/2,y-1/2,z-1/2
x,-y-1/2,z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
D2 D-1 -0.021 0.25 0.675 1 0.0
D1 D-1 0.358 0.25 0.433 1 0.0
Yb1 Yb+2 0.243 0.25 0.111 1 0.0
