#------------------------------------------------------------------------------
#$Date: 2016-12-12 03:31:08 +0100 (lun 12 de dic de 2016) $
#$Revision: 189063 $
#$URL: svn://www.crystallography.net/cod/cif/2/31/09/2310963.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_2310963
loop_
_publ_author_name
'Siemons, W.J.'
'Templeton, D.H.'
_publ_section_title
;
 The Crystal Structure of Ammonium Oxide
;
_journal_name_full               'Acta Crystallographica (1,1948-23,1967)'
_journal_page_first              194
_journal_page_last               198
_journal_volume                  7
_journal_year                    1954
_chemical_formula_sum            'H8 N2 O'
_chemical_name_systematic        '(N H4)2 O'
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2ab'
_symmetry_space_group_name_H-M   'P b n m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.41
_cell_length_b                   8.41
_cell_length_c                   5.33
_cell_volume                     376.981
_citation_journal_id_ASTM        ACCRA9
_cod_data_source_file            Siemons_ACCRA9_1954_206.cif
_cod_data_source_block           H8N2O1
_cod_original_cell_volume        376.9807
_cod_original_sg_symbol_Hall     '-P 2ac 2n (z,x,y)'
_cod_original_formula_sum        'H8 N2 O1'
_cod_database_code               2310963
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x+1/2,-y+1/2,-z
-x+1/2,y+1/2,-z+1/2
-x,-y,z+1/2
-x,-y,-z
-x-1/2,y-1/2,z
x-1/2,-y-1/2,z-1/2
x,y,-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
_atom_site_attached_hydrogens
N2 N-3 0.845 0.037 0.25 1 0.0 4
O1 O-2 0.1 0.261 0.25 1 0.0 0
N1 N-3 0.411 0.131 0.25 1 0.0 4
