#------------------------------------------------------------------------------
#$Date: 2014-07-11 15:35:18 +0100 (Fri, 11 Jul 2014) $
#$Revision: 120071 $
#$URL: svn://www.crystallography.net/cod/cif/1/50/00/1500043.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_1500043
loop_
_publ_author_name
'Abbattista, F'
'Mazza, D'
'Vallino, M'
_publ_section_title
;
 Preparation and characterization of La2 Li.5 Al.5 O4 with K2 Ni F4
 structure
;
_journal_coden_ASTM              ICHAA
_journal_name_full               'Inorganica Chimica Acta'
_journal_page_first              147
_journal_page_last               149
_journal_volume                  140
_journal_year                    1987
_chemical_formula_structural     'La2 Li0.5 Al0.5 O4'
_chemical_formula_sum            'Al0.5 La2 Li0.5 O4'
_space_group_IT_number           139
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.772(1)
_cell_length_b                   3.772(1)
_cell_length_c                   12.757(4)
_cell_volume                     181.51(9)
_refine_ls_R_factor_all          0.070
_[local]_cod_data_source_file    La2Li05Al05O.cif
_[local]_cod_data_source_block   0000000
_[local]_cod_chemical_formula_sum_orig 'La2 Li0.5 Al0.5 O4'
_cod_original_cell_volume        181.5
_cod_database_code               1500043
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z
-x,y,z
x,-y,z
-y,x,z
y,-x,z
y,x,z
-y,-x,z
-x,-y,-z
x,y,-z
x,-y,-z
-x,y,-z
y,-x,-z
-y,x,-z
-y,-x,-z
y,x,-z
1/2+x,1/2+y,1/2+z
1/2-x,1/2-y,1/2+z
1/2-x,1/2+y,1/2+z
1/2+x,1/2-y,1/2+z
1/2-y,1/2+x,1/2+z
1/2+y,1/2-x,1/2+z
1/2+y,1/2+x,1/2+z
1/2-y,1/2-x,1/2+z
1/2-x,1/2-y,1/2-z
1/2+x,1/2+y,1/2-z
1/2+x,1/2-y,1/2-z
1/2-x,1/2+y,1/2-z
1/2+y,1/2-x,1/2-z
1/2-y,1/2+x,1/2-z
1/2-y,1/2-x,1/2-z
1/2+y,1/2+x,1/2-z
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_U_iso_or_equiv
La La3+ 4 e 0 0 0.3625 1.0 0.60
Li Li+ 2 a 0 0 0 0.5 0.90
Al Al3+ 2 a 0 0 0 0.5 1.2
O O2- 4 c 0.5 0 0 1.0 0.70
O O2- 4 e 0 0 0.17 1.0 0.70
loop_
_atom_type_symbol
_atom_type_oxidation_number
Al3+ 3.000
O2- -2.000
_journal_paper_doi 10.1016/S0020-1693(00)81072-5