MAGNDATA arrow Collection of Magnetic Structures


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

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U3As4 (#0.169)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: P. Burlet, J. Rossat-Mignod, R. Troc and Z. Henkie, Solid State Communications (1981) 39 745-749.
DOI: 10.1016/0038-1098(81)90449
Atomic positions from: ICSD #42168

Parent space group (paramagnetic phase): I-43d (#220)
Propagation vector: k1 (0, 0, 0)

Transition Temperature: 200 K

Lattice parameters of the magnetic unit cell:
8.49700 8.49700 8.49700 90.00 90.00 90.00
Transformation from parent structure: (a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: R3c' (#161.71) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (a-c,-a+b,1/2a+1/2b+1/2c;0,0,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 3m' (19.3.70)
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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|
U1U0.375000.000000.2500012mx,my,mz1.7(3)0.6(2)0.61.90

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



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modes
mGM5 3 3 special primary 3


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Comments (symmetry):

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