#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 06/12/2020

data_5yOhtAoR
_audit_creation_date            2020-12-06
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "PHYSICAL REVIEW B"
_citation_journal_volume        99
_citation_page_first            .
_citation_page_last             .
_citation_article_id            184426
_citation_year                  2019
_citation_DOI                   10.1103/PhysRevB.99.184426

loop_
_citation_author_name
"R.A. Susilo"
"X. Rocquefelte"
"J.M. Cadogan"
"E. Bruyer"
"W.L. Dit-Hauret"
"W.D. Hutchison"
"M. Avdeev"
"D.H. Ryan"
"T. Namiki"
"S.J. Campbell"



_atomic_positions_source_database_code_ICSD  .
_atomic_positions_source_other               .

_transition_temperature  2.6(3)
_experiment_temperature  1.4

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mV1-  2  1  .  primary  3  .

_exptl_crystal_magnetic_properties_details
;
NPD
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry
1-dim small irrep as primary
The active irrep has two k-vectors. Possible alternative 2k models which probably could equally fit the data are not discussed.
;

_parent_space_group.name_H-M_alt  'C 2/m'
_parent_space_group.IT_number                       12
_parent_space_group.transform_Pp_abc  'a,b,c;0,0,0'

loop_
_parent_propagation_vector.id
_parent_propagation_vector.kxkykz
k1 [1/2 1/2 0]

_parent_space_group.child_transform_Pp_abc  '2a,2b,c;0,0,0'
_space_group_magn.transform_BNS_Pp_abc  'c,-1/4a+1/4b,-1/2a-1/2b;1/8,1/8,0'



_space_group_magn.number_BNS  2.7
_space_group_magn.name_BNS  "P_S -1"
_cell_length_a             21.00840
_cell_length_b             7.78460
_cell_length_c             6.65570
_cell_angle_alpha          90.00
_cell_angle_beta           129.06
_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+1/4,-y+1/4,-z,+1

loop_
_space_group_symop_magn_centering.id
_space_group_symop_magn_centering.xyz
1 x,y,z,+1
2 x+1/4,y+3/4,z,+1
3 x+1/2,y+1/2,z,+1
4 x+3/4,y+1/4,z,+1
5 x+3/4,y+3/4,z,-1
6 x,y+1/2,z,-1
7 x+1/4,y+1/4,z,-1
8 x+1/2,y,z,-1

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Er1 Er 0.28060 0.00000 0.29300
Fe1 Fe 0.10200 0.00000 0.10000
C1 C 0.00000 0.25000 0.50000
Si1 Si 0.07800 0.00000 0.70500

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
Er1 3.5(4) 0.00000 10.6(2) mx,my,mz 8.8(3)


