#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 14/08/2019


data_5yOhtAoR
_audit_creation_date            2019-08-14
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "Phys. Rev. B"
_citation_journal_volume        44
_citation_page_first            4716
_citation_page_last             4719
_citation_article_id            ?
_citation_year                  1991
_citation_DOI                   10.1103/PhysRevB.44.4716

loop_
_citation_author_name
"J.L. Garcia-Muoz"
"J. Rodriguez-Carvajal"
"X. Obradors"
"M. Vallet-Reg"
"J. Gonzalez-Calbet"
"M. Parras"




_atomic_positions_source_database_code_ICSD  79430
_atomic_positions_source_other               .

_transition_temperature  28
_experiment_temperature  1.5

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mGM1  1  1  .  primary  12  .

_exptl_crystal_magnetic_properties_details
;
NPD
The two independent Er and Cu sites have been forced to have equal moment components, except for their signs.
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry (4 possible)
1-dim irrep active
;

_parent_space_group.name_H-M_alt  'P n a 2_1'
_parent_space_group.IT_number                       33
_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,b,c;0,0,0'



_space_group_magn.number_BNS  33.144
_space_group_magn.name_BNS  "P  n  a  2_1"
_cell_length_a             10.78390
_cell_length_b             3.47450
_cell_length_c             12.44340
_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,-y,z+1/2,+1
3 -x+1/2,y+1/2,z+1/2,+1
4 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
Er1 Er 0.20700 0.22600 0.00000
Er2 Er 0.04140 0.22200 0.33000
Cu1 Cu 0.99110 0.65300 0.11200
Cu2 Cu 0.25930 0.66900 0.21500
O1 O 0.17600 0.72700 0.35700
O2 O 0.32200 0.71300 0.05900
O3 O 0.12400 0.31900 0.16700
O4 O 0.42700 0.77300 0.25900
O5 O 0.42400 0.22700 0.47600

loop_
_atom_site_moment.label
_atom_site_moment.crystalaxis_x
_atom_site_moment.crystalaxis_y
_atom_site_moment.crystalaxis_z
_atom_site_moment.symmform
Er1 0.7(1) -5.5(1) 2.9(1) mx,my,mz
Er2 0.7 -5.5 -2.9 mx,my,mz
Cu1 0.00000 1.2(1) 0.00000 mx,my,mz
Cu2 0.00000 1.2 0.00000 mx,my,mz
