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

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YMn12 (#1.780)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: J. Deportes, D. Givod, Solid State Commun. (1976) 19 845 - 851
DOI: 10.1016/0038-1098(76)90668-2
Atomic positions from: ICSD #150927

Parent space group (paramagnetic phase): I4/mmm (#139)
Propagation vector: k1 (0, 0, 1)

Transition Temperature: 120 K
Experiment Temperature: 4.2 K

Lattice parameters of the magnetic unit cell:
8.59 8.59 4.79 90.00 90.00 90.00
Transformation from parent structure: (a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: PI4/nmm (#129.422) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (a,b,c;1/4,1/4,1/4)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 4/mmm1' (15.2.54)
    [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|
Mn1Mn0.360000.000000.0000080,my,00.0-0.42(4)0.00.42
Mn2Mn0.277000.500000.0000080,my,00.00.42(4)0.00.42
Mn3Mn0.250000.250000.250008mx,-mx,00.1-0.10.00.14

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



Active Irreps:                                           
Irrep decomposition via


labeldim. small irrepdim. full irrepactionnumber of modes
mM3- 1 1 primary 3


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Comments (symmetry):

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