#------------------------------------------------------------------------------
#$Date: 2015-07-12 20:51:49 +0300 (Sun, 12 Jul 2015) $
#$Revision: 148015 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/52/67/1526772.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_1526772
loop_
_publ_author_name
'Tampier, M.'
'Johrendt, D.'
_publ_section_title
;
 Structural evidence for ferroelectricity in Eu2 Ge S4
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              343
_journal_page_last               348
_journal_volume                  158
_journal_year                    2001
_chemical_formula_sum            'Eu2 Ge S4'
_chemical_name_systematic        'Eu2 (Ge S4)'
_space_group_IT_number           11
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 108.19
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.643
_cell_length_b                   6.674
_cell_length_c                   8.162
_cell_volume                     343.782
_citation_journal_id_ASTM        JSSCBI
_cod_data_source_file            Tampier_JSSCBI_2001_1565.cif
_cod_data_source_block           Eu2Ge1S4
_cod_original_cell_volume        343.7817
_cod_chemical_formula_sum_orig   'Eu2 Ge1 S4'
_cod_database_code               1526772
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y+1/2,-z
-x,-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
Eu2 Eu+2 0.7681 0.25 0.5681 1 0.0
Eu1 Eu+2 0.7182 0.25 0.0516 1 0.0
Ge1 Ge+4 0.2738 0.75 0.2008 1 0.0
S1 S-2 0.0996 0.25 -0.0755 1 0.0
S3 S-2 0.4949 -0.0039 0.261 1 0.0
S2 S-2 0.0789 0.25 0.3734 1 0.0