#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 27/02/2021 

data_5yOhtAoR
_audit_creation_date            2021-02-27
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "Journal of Magnetism and Magnetic Materials"
_citation_journal_volume        246
_citation_page_first            366
_citation_page_last             374
_citation_article_id            .
_citation_year                  2002
_citation_DOI                   10.1016/S0304-8853(02)00107-5

loop_
_citation_author_name
"L. Durivault"
"F. Bouree"
"B. Chevalier"
"G. Andrea"
"J. Etourneau"

_atomic_positions_source_database_code_ICSD  .
_atomic_positions_source_other               .

_transition_temperature  4.8
_experiment_temperature  1.4

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mX3+  1  1  .  primary  2  .

_exptl_crystal_magnetic_properties_details
;
NPD
Position structure from a determination at 300K
This is one of the two alternative structures with different MSGs (different irreps), which fit equally well the data (see #0.563). Despite their similarity, they are physically inequivalent models.
;

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

_parent_space_group.name_H-M_alt  'I b a m'
_parent_space_group.IT_number                       72
_parent_space_group.transform_Pp_abc  'a,b,c;0,0,0'

loop_
_parent_propagation_vector.id
_parent_propagation_vector.kxkykz
k1 [1 1 1]

_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  60.432
_space_group_magn.name_BNS  "P_I b c n"
_cell_length_a             9.80850
_cell_length_b             11.83780
_cell_length_c             5.96020
_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,-y,-z+1/2,+1 
4 -x+1/2,-y+1/2,z+1/2,+1 
5 -x,-y,-z,+1 
6 x+1/2,-y+1/2,z,+1 
7 -x,y,z+1/2,+1 
8 x+1/2,y+1/2,-z+1/2,+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
Ce1 Ce 0.26270 0.13200 0.00000
Ni1 Ni 0.00000 0.00000 0.25000
Ni2 Ni 0.10930 0.36610 0.00000
Ge1 Ge 0.50000 0.00000 0.25000
Ge2 Ge 0.00000 0.23460 0.25000
Ge3 Ge 0.34800 0.39680 0.00000

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
Ce1 0.4(1) 0.00000 0.00000 mx,my,0  0.4(1)

