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

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Fe2As (#1.131)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: H. Katsuraki and N. Achiwa, Journal of the Physical Society of Japan (1966) 21 2238-2243.
DOI: 10.1143/jpsj.21.2238
Atomic positions from: ICSD #42335

Parent space group (paramagnetic phase): P4/nmm (#129) (non-standard)
Transformation to a standard setting: (a,b,c;-1/4,1/4,0)
    [View matrix form]
Propagation vector: k1 (0, 0, 1/2)

Transition Temperature: 353 K
Experiment Temperature: 290 K

Lattice parameters of the magnetic unit cell:
3.63 3.63 11.96 90. 90. 90.
Transformation from parent structure: (a,b,2c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: Panma (#62.450) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (-c,b,a;1/4,3/4,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: mmm.1' (8.2.25)
    [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|
Fe1Fe0.000000.000000.0000040,my,00.00.950.00.95
Fe2Fe0.000000.500000.16540,my,00.01.520.01.52

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



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modes
mZ5+ 2 2 special primary 2


Comments:
Comments (symmetry):

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