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MAGNDATA: A Collection of magnetic structures with portable cif-type files

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FeI2 (#3.15)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: A. Wiedenmann, L. Regnault, P. Burlet, J. Rossat-Mignod, O. Kounde and D. Billerey, Physica B: Condensed Matter (1989) 156-157 305-307.
DOI: 10.1016/0921-4526(89)90661-3
Atomic positions from: ICSD #52369

Parent space group (paramagnetic phase): P-3m1 (#164)
Propagation vector(s):
k1 (1/5, 1/5, 0)
k2 (-2/5, 1/5, 0)
k3 (1/5, -2/5, 0)

Lattice parameters of the magnetic unit cell:
20.25000 20.25000 6.76000 90.00 90.00 120.00
Transformation from parent structure: (5a,5b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: P-3m'1 (#164.89) (standard setting)
    [View symmetry operations]
Transformation to a standard setting: (a,b,c;0,0,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: -3m' (20.5.75)
    [View symmetry operations]
Symmetry-adapted form of material tensors via
Symmetry-adapted form of material tensors for domain-related equivalent structures via

Positions and magnetic moments of symmetry independent atoms:
From now on, magnetic atoms are in boldface and colored in red. Magnetic moments are expressed in units of μB

     [Show only magnetic atoms]                                             Use MVISUALIZE to:
     [Show all the atoms]
                                        

LabelAtom typexyzMultiplicitySymmetry constraints on MMxMyMz|M|
Fe1_1Fe0.000000.000000.0000010,0,mz0.00.0-1.1.00
Fe1_2Fe0.000000.200000.0000062my,my,mz0.00.01.1.00
Fe1_3Fe0.000000.400000.0000062my,my,mz0.00.01.1.00
Fe1_4Fe0.200000.400000.000006mx,2mx,mz0.00.01.1.00
Fe1_5Fe0.200000.600000.0000062my,my,mz0.00.0-1.1.00

    [Show all magnetic atoms in unit cell and their moment relations]



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modespresence
mLD2 6 1 special2 primary 2
mLD2(3k) 6 1 special2 secondary 2 yes
mSM2 6 1 special2 secondary 2 yes
mSM2(3k) 6 1 special2 seoncdary 2 yes
mGM2+ 1 1 secondary 1 yes


Comments:
Comments (symmetry):

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