#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 11/13/2022 21:25:27

data_5yOhtAoR
_audit_creation_date            2022-11-13
_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                    "Tb1 Ni3 Ga2"
_chemical_formula_weight                 ?
_chemical_melting_point                  ?
_chemical_compound_source                ?
_chemical_absolute_configuration         ?

_citation_journal_abbrev        "Journal of Alloys and Compounds"
_citation_journal_volume        252
_citation_page_first            16
_citation_page_last             19
_citation_article_id            .
_citation_year                  1997
_citation_DOI                   10.1016/S0925-8388(96)02613-8

loop_
_citation_author_name
"P. Schobinger-Papamantellos"
"F. Fauth"
"D. P. Middleton"
"K. H. J. Buschow"

_temperature_position_structure         .
_temperature_atom_positions             .
_temperature_non-magn_atom_positions    .
_temperature_cell_parameters            .

_atomic_positions_source_database_code_ICSD  55588
_atomic_positions_source_other               .

_transition_temperature     14
_experiment_temperature     1.5

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mGM6+ 2 2 special primary 2 .

_exptl_crystal_magnetic_properties_details
;
NPD
The moment direction on the ab plane cannot be determined. One of the two possible directions of maximal symmetry is chosen arbitrarily.
FM along a
Additional magnetic diffraction peaks that are not indexed with the k=0 propagation vector are mentioned, but could not be characterized.
;

_active_magnetic_irreps_details
;
1k magnetic structure
2-dim irrep along a special direction
;

_parent_space_group.name_H-M_alt  'P 6/m m m'
_parent_space_group.IT_number                       191
_parent_space_group.transform_Pp_abc  'a,b,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  'a,a+2b,c;0,0,0'

_space_group_magn.number_BNS  65.486
_space_group_magn.name_BNS  "C m m' m'"
_space_group_magn.point_group_name  "m'm'm"
_space_group_magn.point_group_number  "8.4.27"
_cell_length_a                 8.6986(6)
_cell_length_b                 8.6986(6)
_cell_length_c                 4.1160(3)
_cell_angle_alpha              90.00
_cell_angle_beta               90.00
_cell_angle_gamma              120.00

loop_
_space_group_symop_magn_operation.id
_space_group_symop_magn_operation.xyz
1 x,y,z,+1 
2 x-y,-y,-z,+1 
3 -x,-y,-z,+1 
4 -x+y,y,z,+1 
5 -x+y,y,-z,-1 
6 -x,-y,z,-1 
7 x-y,-y,z,-1 
8 x,y,-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
Tb1 Tb 0.00000 0.00000 0.50000 1.
Tb2 Tb 0.33333 0.66667 0.00000 1.
Ni1_1 Ni 0.18350 0.36700 0.50000 1.
Ni1_2 Ni 0.63300 0.81650 0.50000 1.
Ni2_1 Ni 0.29000 0.00000 0.00000 0.5
Ni2_2 Ni 0.00000 0.29000 0.00000 0.5
Ga1_1 Ga 0.29000 0.00000 0.00000 0.5
Ga1_2 Ga 0.00000 0.29000 0.00000 0.5
Ga2_1 Ga 0.50000 0.00000 0.50000 1.
Ga2_2 Ga 0.00000 0.50000 0.50000 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
Tb1 8.3 0.0 0.0 mx,0,0 8.3 ? ?
Tb2 3.9 0.0 0.0 mx,0,0 3.9 ? ?

