#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 01/30/2025

data_5yOhtAoR
_audit_creation_date            2025-01-30
_audit_creation_method          "Bilbao Crystallographic Server"

_chemical_name_systematic
;
;
_chemical_name_common                    ?
_chemical_formula_moiety                 ?
_chemical_formula_structural             ?
_chemical_formula_analytical             ?
_chemical_formula_iupac                  ?
_chemical_formula_sum                    "Sr2 Fe2 O5"
_chemical_formula_weight                 ?
_chemical_melting_point                  ?
_chemical_compound_source                ?
_chemical_absolute_configuration         ?


_citation_journal_abbrev        "Journal of Solid State Chemistry"
_citation_journal_volume        156
_citation_page_first            292
_citation_page_last             304
_citation_article_id            .
_citation_year                  2001
_citation_DOI                   10.1006/jssc.2000.8998

loop_
_citation_author_name
"M. Schmidt"
"S. J. Campbell"

_temperature_position_structure         .
_temperature_atom_positions             .
_temperature_non-magn_atom_positions    .
_temperature_cell_parameters            .

_atomic_positions_source_database_code_ICSD  .
_atomic_positions_source_other               .

_transition_temperature     691.8
_experiment_temperature     293

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mGM2 1 1 . primary 3 .

_exptl_crystal_magnetic_properties_details
;
NPD
Non-standard parent settig Ibm2.
Compensated Ferrimagnetic along z 
The article reports structure models at many other temperatures, within the same phase, with the same MSG.
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry
1-dim irrep
;

_parent_space_group.name_H-M_alt  'I m a 2'
_parent_space_group.IT_number                       46
_parent_space_group.transform_Pp_abc  '-b,a,c;0,0,0'

loop_
_parent_propagation_vector.id
_parent_propagation_vector.kxkykz
k1 [0 0 0]

_parent_space_group.child_transform_Pp_abc  'a,b,c;0,0,0'
_space_group_magn.transform_BNS_Pp_abc  '-b,a,c;0,0,0'


_space_group_magn.number_BNS  46.245
_space_group_magn.name_BNS  "I m' a' 2"
_space_group_magn.point_group_name  "m'm'2"
_space_group_magn.point_group_number  "7.4.23"
_cell_length_a                 5.66850
_cell_length_b                 15.58230
_cell_length_c                 5.52650
_cell_angle_alpha              90.00
_cell_angle_beta               90.00
_cell_angle_gamma              90.00

loop_
_space_group_symop_magn_operation.id
_space_group_symop_magn_operation.xyz
1 x,y,z,+1 
2 -x,-y,z,+1 
3 x,-y+1/2,z,-1 
4 -x,y+1/2,z,-1 

loop_
_space_group_symop_magn_centering.id
_space_group_symop_magn_centering.xyz
1 x,y,z,+1 
2 x+1/2,y+1/2,z+1/2,+1 

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Sr1 Sr 0.01630 0.10890 0.49890 1
Fe1 Fe 0.00000 0.00000 0.00000 1
Fe2 Fe 0.06450 0.75000 0.98330 1
O1 O 0.25740 0.99123 0.25370 1
O2 O 0.05000 0.14109 0.00100 1
O3 O 0.14320 0.75000 0.62240 1

loop_
_atom_site_moment.label
_atom_site_moment.crystalaxis_x
_atom_site_moment.crystalaxis_y
_atom_site_moment.crystalaxis_z
_atom_site_moment.symmform
_atom_site_moment.magnitude
_atom_site_moment.spherical_azimuthal
_atom_site_moment.spherical_polar
Fe1 0.0 0.0 3.92(3) 0,0,mz 3.92(3) ? ?
Fe2 0.0 0.0 -3.92(3) mx,0,mz 3.92(3) ? ?

