#------------------------------------------------------------------------------
#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/92/1539256.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1539256
loop_
_publ_author_name
'Schoenberg, N.'
_publ_section_title
;
 An X-ray study of the tantalum-nitrogen system
;
_journal_name_full
'Acta Chemica Scandinavica (1-27,1973-42,1988)'
_journal_page_first              199
_journal_page_last               203
_journal_volume                  8
_journal_year                    1954
_chemical_formula_sum            'N Ta'
_chemical_name_systematic        'Ta N'
_space_group_IT_number           191
_symmetry_space_group_name_Hall  '-P 6 2'
_symmetry_space_group_name_H-M   'P 6/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            3
_cell_length_a                   5.185
_cell_length_b                   5.185
_cell_length_c                   2.908
_cell_volume                     67.705
_citation_journal_id_ASTM        ACSAA4
_cod_data_source_file            Schoenberg_ACSAA4_1954_774.cif
_cod_data_source_block           N1Ta1
_cod_original_cell_volume        67.70528
_cod_original_formula_sum        'N1 Ta1'
_cod_database_code               1539256
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x-y,x,z
-y,x-y,z
-x,-y,z
-x+y,-x,z
y,-x+y,z
-y,-x,-z
x-y,-y,-z
x,x-y,-z
y,x,-z
-x+y,y,-z
-x,-x+y,-z
-x,-y,-z
-x+y,-x,-z
y,-x+y,-z
x,y,-z
x-y,x,-z
-y,x-y,-z
y,x,z
-x+y,y,z
-x,-x+y,z
-y,-x,z
x-y,-y,z
x,x-y,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
Ta1 Ta 0 0 0 1 0.0
N1 N 0.5 0 0 1 0.0
Ta2 Ta 0.3333 0.6667 0.5 1 0.0
