data_77566-ICSD
#©2008 by Fachinformationszentrum Karlsruhe, and the U.S. Secretary of 
#Commerce on behalf of the United States.  All rights reserved.
_database_code_ICSD                77566
_audit_creation_date               2003/04/01
_chemical_name_systematic          'Tungsten Carbide (1/1)'
_chemical_formula_structural       'W C'
_chemical_formula_sum              'C1 W1'
_publ_section_title
;
An electron diffraction study of the tungsten carbide W C
;
loop_
_citation_id
_citation_journal_abbrev
_citation_year
_citation_journal_volume
_citation_page_first
_citation_page_last
_citation_journal_id_ASTM
primary Kristallografiya 1960 5 233 237 KRISAJ
2 'Monatshefte fuer Chemie (-108,1977)' 1962 93 693 707 MOCHAP
_publ_author_name                  'Butorina, L.N.'
_cell_length_a                     2.90
_cell_length_b                     2.90
_cell_length_c                     2.831
_cell_angle_alpha                  90.
_cell_angle_beta                   90.
_cell_angle_gamma                  120.
_cell_volume                       20.62
_cell_formula_units_Z              1
_symmetry_space_group_name_H-M     'P -6 m 2'
_symmetry_Int_Tables_number        187
_refine_ls_R_factor_all            0.081
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
  1	'x, x-y, -z'
  2	'-x+y, y, -z'
  3	'-y, -x, -z'
  4	'x, x-y, z'
  5	'-x+y, y, z'
  6	'-y, -x, z'
  7	'-x+y, -x, -z'
  8	'-y, x-y, -z'
  9	'x, y, -z'
 10	'-x+y, -x, z'
 11	'-y, x-y, z'
 12	'x, y, z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
C4-	-4
W4+	4
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_B_iso_or_equiv
W1 W4+ 1 a 0 0 0 1. 0 0.5 
C1 C4- 1 f 0.6667 0.3333 0.5 1. 0 0.5 

#End of data_77566-ICSD


