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

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Co4Ta2O9 (#0.511)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: S. Choi, D.G. Oh, M.J. Gutmann, S. Pan, G. Kim, K. Son, J. Kim, N. Lee, S.-W. Cheong, Y.J. Choi and V. Kiryukhin, Physical Review B (2020) 102 214404.
DOI: 10.1103/physrevb.102.214404
Atomic positions from: N. Lee et al., Scientific Reports (2020 10:12362) [DOI:10.1038/s41598-020-69117-5]

Parent space group (paramagnetic phase): P-3c1 (#165)
Propagation vector: k1 (0, 0, 0)

Transition Temperature: 20 K
Experiment Temperature: 15 K

Lattice parameters of the magnetic unit cell:
5.17180 5.17180 14.127 90.00 90.00 120.00
Transformation from parent structure: (a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: C2'/c (#15.87) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (2a+b,b,c;0,0,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 2'/m (5.3.14)
    [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|
Co1Co0.333330.666670.191864mx,my,mz-0.732.30.02.74
Co2Co0.333330.666670.986044mx,my,mz0.732.30.02.04

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



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modespresence
mGM3- 2 2 special primary 4
mGM2- 1 1 secondary 2 no


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Comments (symmetry):

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