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

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U2Ni2Sn (#1.200)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: F. Bouree, B. Chevalier, L. Fournes, F. Mirambet, T. Roisnel, V. Tran and Z. Zolnierek, Journal of Magnetism and Magnetic Materials (1994) 138 307-313.
DOI: 10.1016/0304-8853(94)90052-3
Atomic positions from: same reference

Parent space group (paramagnetic phase): P4/mbm (#127)
Propagation vector: k1 (0, 0, 1/2)

Transition Temperature: 25 K
Experiment Temperature: 1.5 K

Lattice parameters of the magnetic unit cell:
7.214 7.214 7.414 90.00 90.00 90.00
Transformation from parent structure: (a,b,2c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: Ccmcm (#63.466) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (a+b,-a+b,c;1/2,0,1/4)
    [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|
U1_1U0.173900.673900.250004mx,mx,0-1.-1.0.01.41
U1_2U0.326100.173900.250004mx,mx,01.1.0.01.41

    [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


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Comments (symmetry):

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