#------------------------------------------------------------------------------
#$Date: 2015-10-01 14:40:18 +0200 (jue 01 de oct de 2015) $
#$Revision: 159301 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/31/1533189.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_1533189
loop_
_publ_author_name
'Fukuoka, H.'
'Yamanaka, S.'
'Kiyoto, J.'
_publ_section_title
;
 Superconductivity and crystal structure of the solid solutions of Ba8-d
 Si46-x Gex (0 <= x <= 23) with type I clathrate structure
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              237
_journal_page_last               244
_journal_volume                  175
_journal_year                    2003
_chemical_formula_sum            'Ba7.71 Ge3.07 Si42.7'
_chemical_name_systematic        'Ba7.71 Si42.7 Ge3.07'
_space_group_IT_number           223
_symmetry_space_group_name_Hall  '-P 4n 2 3'
_symmetry_space_group_name_H-M   'P m -3 n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   10.325
_cell_length_b                   10.325
_cell_length_c                   10.325
_cell_volume                     1100.703
_citation_journal_id_ASTM        JSSCBI
_cod_data_source_file            Fukuoka_JSSCBI_2003_177.cif
_cod_data_source_block           Ba7.71Ge3.07Si42.7
_cod_database_code               1533189
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y+1/2,x+1/2,z+1/2
-x,-y,z
y+1/2,-x+1/2,z+1/2
x,-y,-z
y+1/2,x+1/2,-z+1/2
-x,y,-z
-y+1/2,-x+1/2,-z+1/2
z,x,y
-x+1/2,z+1/2,y+1/2
-z,-x,y
x+1/2,-z+1/2,y+1/2
z,-x,-y
x+1/2,z+1/2,-y+1/2
-z,x,-y
-x+1/2,-z+1/2,-y+1/2
y,z,x
y,-z,-x
z+1/2,y+1/2,-x+1/2
-y,z,-x
-z+1/2,-y+1/2,-x+1/2
-y,-z,x
z+1/2,-y+1/2,x+1/2
-z+1/2,y+1/2,x+1/2
-x,-y,-z
y-1/2,-x-1/2,-z-1/2
x,y,-z
-y-1/2,x-1/2,-z-1/2
-x,y,z
-y-1/2,-x-1/2,z-1/2
x,-y,z
y-1/2,x-1/2,z-1/2
-z,-x,-y
x-1/2,-z-1/2,-y-1/2
z,x,-y
-x-1/2,z-1/2,-y-1/2
-z,x,y
-x-1/2,-z-1/2,y-1/2
z,-x,y
x-1/2,z-1/2,y-1/2
-y,-z,-x
-y,z,x
-z-1/2,-y-1/2,x-1/2
y,-z,x
z-1/2,y-1/2,x-1/2
y,z,-x
-z-1/2,y-1/2,-x-1/2
z-1/2,-y-1/2,-x-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
Ge1 Ge 0 0.3081 0.1229 0.128 0.0
Si3 Si 0 0.3081 0.1229 0.872 0.0
Ba1 Ba 0 0 0 0.856 0.0
Ba2 Ba 0.25 0.5 0 1 0.0
Si2 Si 0.18501 0.18501 0.18501 1 0.0
Si1 Si 0.25 0 0.5 0.963 0.0
