#------------------------------------------------------------------------------
#$Date: 2016-03-25 22:30:47 +0100 (vie 25 de mar de 2016) $
#$Revision: 180042 $
#$URL: svn://www.crystallography.net/cod/cif/7/03/36/7033692.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_7033692
loop_
_publ_author_name
'Cordrey, Keith J.'
'Stanczyk, Magda'
'Dixon, Charlotte A. L.'
'Knight, Kevin S.'
'Gardner, Jonathan'
'Morrison, Finlay D.'
'Lightfoot, Philip'
_publ_section_title
;
 Structural and dielectric studies of the phase behaviour of the
 topological ferroelectric La1-xNdxTaO4.
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10673
_journal_page_last               10680
_journal_paper_doi               10.1039/c4dt03721a
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'La O4 Ta'
_chemical_formula_weight         383.85
_chemical_name_systematic        ' ?'
_space_group_IT_number           36
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_audit_creation_date             2014-05-13T15:38
_audit_creation_method           'from EXP file using GSAS2CIF'
_audit_update_record
' 2014-05-13T15:38  Initial CIF as created by GSAS2CIF'
_cell_angle_alpha                90.0
_cell_angle_beta                 90.0
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   3.94781(4)
_cell_length_b                   14.68792(20)
_cell_length_c                   5.67864(8)
_cell_volume                     329.277(7)
_computing_structure_refinement  GSAS
_pd_block_id                     2014-05-13T15:38|500C_phase1|phil||
_pd_phase_name
'from C:/GSAS/gsas/Neutron/100C/LaTaO4 ortho.cif'
_refine_ls_goodness_of_fit_all   2.23
_refine_ls_matrix_type           full
_refine_ls_number_parameters     37
_refine_ls_number_restraints     0
_refine_ls_shift/su_max          0.75
_refine_ls_shift/su_mean         0.29
_cod_data_source_file            c4dt03721a4.cif
_cod_data_source_block           500C_phase_1
_cod_depositor_comments
'Adding full bibliography for 7033691--7033694.cif.'
_cod_original_cell_volume        329.276(6)
_cod_database_code               7033692
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 +x,+y,+z
2 -x,+y,+z
3 +x,-y,+z+1/2
4 -x,-y,+z+1/2
101 +x+1/2,+y+1/2,+z
102 -x+1/2,+y+1/2,+z
103 +x+1/2,-y+1/2,+z+1/2
104 -x+1/2,-y+1/2,+z+1/2
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_thermal_displace_type
_atom_site_U_iso_or_equiv
_atom_site_symmetry_multiplicity
La La1 0.0 0.16834(17) 0.1788(7) 1.0 Uiso 0.0186(6) 4
Ta Ta1 0.0 0.41532(15) 0.2174(8) 1.0 Uiso 0.0057(5) 4
O- O1 0.0 0.30139(24) 0.4218(9) 1.0 Uiso 0.0158(9) 4
O- O2 0.0 0.33832(25) 0.9506(8) 1.0 Uiso 0.0114(8) 4
O- O3 0.0 0.46864(23) 0.5592(8) 1.0 Uiso 0.0151(10) 4
O- O4 0.0 0.91459(30) 0.25 1.0 Uiso 0.0236(8) 4
loop_
_atom_type_symbol
_atom_type_number_in_cell
La 4.0
Ta 4.0
O- 16.0
