# CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 25/04/2020

data_5yOhtAoR
_audit_creation_date            2020-04-14
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "J. Phys.: Condens. Matter"
_citation_journal_volume        10
_citation_page_first            2881
_citation_page_last             2891
_citation_article_id            ?
_citation_year                  1998
_citation_DOI                   10.1088/0953-8984/10/29/015

loop_
_citation_author_name
"O. Zaharko"
"P. Schobinger-Papamantellos"
"W. Sikora"
"C. Ritter"
"Y. Janssen"
"E. Bruck"
"F.R. de Boer"
"K.H.J. Buschow"



_atomic_positions_source_database_code_ICSD  86105
_atomic_positions_source_other               .

_Neel_temperature  6.6
_magn_diffrn_temperature  1.4

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mY1-  1  1  .  primary 3  .
mY2-  1  1  .  primary 2  .

_exptl_crystal_magnetic_properties_details
;
NPD
;

_active_magnetic_irreps_details
;
1k magnetic structure
Two irreps involved: two order parameters. They correspond to the ordering of the twp Ho sites, which order separately and according to different irreps.
;

_parent_space_group.name_H-M  'C  m  c  m'
_parent_space_group.IT_number                       63
_parent_space_group.transform_to_standard_Pp_abc  'a,b,c;0,0,0'

loop_
_magnetic_propagation_vector_seq_id
_magnetic_propagation_vector_kxkykz
k1 0,1,0

_magnetic_space_group.transform_from_parent_Pp_abc  'a,b,c;0,0,0'
_magnetic_space_group.transform_to_standard_Pp_abc  'a,-c,-a+b;1/4,1/4,0'



_space_group.magn_number_BNS  14.82
_space_group.magn_name_BNS  "P_c  2_1/c"
_cell_length_a             4.0055(6)
_cell_length_b             10.543(2)
_cell_length_c             14.105(3)
_cell_angle_alpha          90.00
_cell_angle_beta           90.00
_cell_angle_gamma          90.00

loop_
_space_group_symop.magn_id
_space_group_symop.magn_operation_xyz
_space_group_symop.magn_operation_mxmymz
1 x,y,z,+1 1,,
2 -x,-y,z+1/2,+1 2,,
3 -x+1/2,-y+1/2,-z,+1 3,,
4 x+1/2,y+1/2,-z+1/2,+1 4,,

loop_
_space_group_symop.magn_centering_id
_space_group_symop.magn_centering_xyz
_space_group_symop.magn_centering_mxmymz
1 x,y,z,+1 mx,my,mz
2 x+1/2,y+1/2,z,-1 -mx,-my,-mz

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Ho1 Ho 0.00000 0.3323(8) 0.097(3)
Ho2 Ho 0.00000 0.044(2) 0.25000
Ge1 Ge 0.00000 0.381(3) 0.88900
Ge2 Ge 0.00000 0.771(4) 0.25000
Ge3 Ge 0.00000 0.00000 0.00000

loop_
_atom_site_moment_label
_atom_site_moment_crystalaxis_x
_atom_site_moment_crystalaxis_y
_atom_site_moment_crystalaxis_z
Ho1 0.00000 0.00000 -8.9(1)
Ho2 7.2(2) 0.00000 0.00000

loop_
_magnetic_atom_site_moment_symmetry_constraints_label
_atom_site_magnetic_moment_symmetry_constraints_mxmymz
Ho1 mx,my,mz
Ho2 mx,my,0



