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

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Er2Ti2O7 (#0.29)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms

Reference: A. Poole, A.S. Wills and E. Lelievre-Berna, Journal of Physics: Condensed Matter (2007) 19 452201.
DOI: 10.1088/0953-8984/19/45/452201
Atomic positions from: ICSD #24152

Parent space group (paramagnetic phase): Fd-3m (#227)
Propagation vector: k1 (0, 0, 0)

Transition Temperature: 1.173 K
Experiment Temperature: 0.05 K

Lattice parameters of the magnetic unit cell:
10.0762 10.0762 10.0762 90.0000 90.0000 90.0000
Transformation from parent structure: (a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: I41'/am'd (#141.554) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (-a/2-b/2,a/2-b/2,c;0,3/4,3/4)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 4'/mm'm (15.4.56)
    [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|

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

Active Irreps:                                           
Irrep decomposition via

labeldim. full irrepdim. small irrepdirectionaction
mGM3+ 2 2 'special' 'primary'
mGM2+ 1 1 'secondary'

Comments (symmetry):

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