#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 02/13/2022

data_5yOhtAoR
_audit_creation_date            2022-02-13
_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                    "Sr Gd2 O4"
_chemical_formula_weight                 ?
_chemical_melting_point                  ?
_chemical_compound_source                ?
_chemical_absolute_configuration         ?


_citation_journal_abbrev        "PHYSICAL REVIEW B"
_citation_journal_volume        105
_citation_page_first            .
_citation_page_last             .
_citation_article_id            014425
_citation_year                  2022
_citation_DOI                   10.1103/PhysRevB.105.014425

loop_
_citation_author_name
"N. Qureshi"
"B. Z. Malkin"
"S. X. M. Riberolles"
"C. Ritter"
"B. Ouladdiaf"
"G. Balakrishnan"
"M. Ciomaga Hatnean"
"O. A. Petrenko"

_temperature_position_structure         4
_temperature_atom_positions             .
_temperature_non-magn_atom_positions    .
_temperature_cell_parameters            .

_atomic_positions_source_database_code_ICSD  .
_atomic_positions_source_other               .

_transition_temperature     2.73
_experiment_temperature     1.63

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mGM2- 1 1 . primary 2 .

_exptl_crystal_magnetic_properties_details
;
NPD
Position structure from a determination at 4 K
Non-standard parent setting Pnam
Below 0.48K an additional incommensurate component with k=(0,0,0.42) is reported. The description of this incomensurate structure is however insufficient or ambiguous, and it could not be introduced in this database.
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry
1-dim irrep
The irrep label used here corresponds to the standard setting of the parent space group.
;

_parent_space_group.name_H-M_alt  'P n m a'
_parent_space_group.IT_number                       62
_parent_space_group.transform_Pp_abc  'a,-c,b;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  'a,-c,b;0,0,0'

_space_group_magn.number_BNS  62.445
_space_group_magn.name_BNS  "P n m  a'"
_space_group_magn.point_group_name  "m'mm"
_space_group_magn.point_group_number  "8.3.26"
_cell_length_a                 10.10000
_cell_length_b                 12.03950
_cell_length_c                 3.46820
_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+1/2,y+1/2,-z,+1 
3 -x+1/2,y+1/2,z+1/2,+1 
4 x,y,-z+1/2,+1 
5 x+1/2,-y+1/2,-z+1/2,-1 
6 -x,-y,z+1/2,-1 
7 -x,-y,-z,-1 
8 x+1/2,-y+1/2,z,-1 

loop_
_space_group_symop_magn_centering.id
_space_group_symop_magn_centering.xyz
1 x,y,z,+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 0.74960 0.14890 0.75000 1
Gd1 Gd 0.07370 0.61350 0.75000 1
Gd2 Gd 0.08130 0.11160 0.75000 1
O1 O 0.78150 0.82010 0.75000 1
O2 O 0.87000 0.51670 0.75000 1
O3 O 0.99010 0.28550 0.75000 1
O4 O 0.57150 0.57780 0.75000 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
Gd1 0.0 0.0 -6.80(3) 0,0,mz 6.80(3) ? ?
Gd2 0.0 0.0 -4.59(3) 0,0,mz 4.59(3) ? ?

