#------------------------------------------------------------------------------
#$Date: 2018-09-27 07:13:35 +0300 (Thu, 27 Sep 2018) $
#$Revision: 211196 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/52/17/1521755.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_1521755
loop_
_publ_author_name
'Kaufman, A.'
'Hoffman, N. J.'
'Lipson, H.'
_publ_section_title
;
 Intensity anomalies in the X-ray diffraction pattern of Ni₃Nb and their
 relationship to those for martensite
;
_journal_issue                   10
_journal_name_full               'Scripta Metallurgica'
_journal_page_first              715
_journal_page_last               720
_journal_paper_doi               10.1016/0036-9748(69)90220-8
_journal_volume                  3
_journal_year                    1969
_chemical_formula_sum            'Nb Ni3'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.62
_cell_length_b                   3.62
_cell_length_c                   7.41
_cell_volume                     97.104
_citation_journal_id_ASTM        SCRMBU
_cod_data_source_file            Kaufman_SCRMBU_1969_1349.cif
_cod_data_source_block           Nb1Ni3
_cod_original_cell_volume        97.1036
_cod_original_formula_sum        'Nb1 Ni3'
_cod_database_code               1521755
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x,-y,-z
y,x,-z
-x,y,-z
-y,-x,-z
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x,y,z
-y,-x,z
x,-y,z
y,x,z
x+1/2,y+1/2,z+1/2
-y+1/2,x+1/2,z+1/2
-x+1/2,-y+1/2,z+1/2
y+1/2,-x+1/2,z+1/2
x+1/2,-y+1/2,-z+1/2
y+1/2,x+1/2,-z+1/2
-x+1/2,y+1/2,-z+1/2
-y+1/2,-x+1/2,-z+1/2
-x+1/2,-y+1/2,-z+1/2
y+1/2,-x+1/2,-z+1/2
x+1/2,y+1/2,-z+1/2
-y+1/2,x+1/2,-z+1/2
-x+1/2,y+1/2,z+1/2
-y+1/2,-x+1/2,z+1/2
x+1/2,-y+1/2,z+1/2
y+1/2,x+1/2,z+1/2
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
Nb1 Nb 0 0 0 1 0.0
Ni1 Ni 0 0 0.5 1 0.0
Ni2 Ni 0 0.5 0.25 1 0.0
