data_1532008
_publ_section_title
;
 Synthesis and crystal structure of the alpha polytype of Hf N Br
;
_journal_name_full               'Solid State Sciences'
_journal_page_first              475
_journal_page_last               480
_journal_volume                  4
_journal_year                    2002
_chemical_formula_sum            'Br Hf N'
_chemical_name_systematic        'Hf N Br'
_space_group_IT_number           59
_symmetry_space_group_name_Hall  '-P 2ab 2a'
_symmetry_space_group_name_H-M   'P m m n :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   4.1165
_cell_length_b                   3.5609
_cell_length_c                   8.644
_cell_volume                     126.708
_citation_journal_id_ASTM        SSSCFJ
_cod_data_source_file            Oro-Sole_SSSCFJ_2002_933.cif
_cod_data_source_block           Br1Hf1N1
_cod_original_cell_volume        126.7076
_cod_chemical_formula_sum_orig   'Br1 Hf1 N1'
_cod_database_code               1532008
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/2,-y+1/2,z
x+1/2,-y,-z
-x,y+1/2,-z
-x,-y,-z
x-1/2,y-1/2,-z
-x-1/2,y,z
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
Br1 Br-1 0.25 0.25 0.3393 1 0.0
N1 N-3 0.25 0.25 0.959 1 0.0
Hf1 Hf+4 0.25 0.75 0.1 1 0.0
