Sample of a filled magnetic data form

Filled in Magnetic Data Form

_chemical_formula_structural
'Nd Mn Si'

_magnetic_phase_label
'antiferromagnetic collinear'

loop_
_magn_phase_stability_range_temp
_magn_phase_meas_method
_magn_phase_references
'80 < T < 185' 'powder neutron diffraction' [1]

loop_
_magn_atom_label
_magn_atom_moment
_magn_atom_moment_comment
_magn_atom_moment_meas_temp
_magn_atom_moment_references
Nd 2.07(3) . 93 [1]
Mn 2.75(4) . 93 [1]

loop_
_magn_structure_cell_multipl_a
_magn_structure_cell_multipl_b
_magn_structure_cell_multipl_c
_magn_struct_comment
_magn_struct_references
1 1 2
;At 185K additional transition is
observed which correspond to an ordering
antiferromagnetic of the rare earth
sublattice.; [1]

loop_
_magn_struct_moment_site_label
_magn_struct_moment_as_MxMyMz
_magn_struct_moment_as_MThPhi
Mn
; 0
1 -Vcos(kt)
0

0
2 Vcos(kt)
0 ;

; V
1 \P/2
3\P/2 or \P/2

V
2 \P/2
\P/2 or 3\P/2 ;
Nd
; 0
1 V'cos(kt)
0

0
2 V'cos(kt)
0 ;

; V'
1 \P/2
\P/2 or 3\P/2

V'
2 \P/2
\P/2 or 3\P/2 ;

loop_
_magn_struct_symm_group_named_Op
_magn_struct_symm_spin_sp_group
_magn_struct_symm_group_refer
;P m' m 2'; . .

loop_
_magn_symm_atom_site_label
_magn_symm_k-vect_star
_magn_symm_k_vect_star_BZ_point
_magn_symm_k-vect_as_conv_KxKyKz
_magn_symm_k-vect_as_prim_kxkykz
Mn k19 Z '(0,0,0.5)' '(0,0,0.5)'
Nd k19 Z '(0,0,0.5)' '(0,0,0.5)'

loop_
_magn_symm_atom_site_label
_magn_symm_k-vect_star_named_Kov
_magn_symm_repres_named_Kov
_magn_symm_k_vect_star_point_BZ
_magn_symm_repres_named_MillLov
_magn_symm_order_parameter
Mn k19 '\t10' Z 'Z5-' 'p = (iV/2, iV/2)'
Nd k19 '\t9' Z 'Z5+' ;p'= (iV'/2,-iV'/2);