MAGNDATA arrow Collection of Magnetic Structures

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

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TbC2 (#1.533)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms

Reference: M. Atoji, J. Chem. Phys. (1967) 46 1891 - ?
DOI: 10.1063/1.1840950
Atomic positions from: ICSD #17025

Parent space group (paramagnetic phase): I4/mmm (#139)
Propagation vector: k1 (3/4, 0, 0)

Transition Temperature: 66(2) K
Experiment Temperature: 5 K

Lattice parameters of the magnetic unit cell:
14.712 3.678(1) 6.206(1) 90.00000 90.00000 90.00000
Transformation from parent structure: (4a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: Pc2221 (#17.12) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (-c,b,a;0,0,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 2221' (6.2.18)
    [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

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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 irrepdirectionactionnumber of modespresence
mSM3(k1) 4 1 special primary 1
mSM4(k1) 4 1 special primary 1
mSM3(3k1) 4 1 special secondary 1 no
mSM4(3k1) 4 1 special secondary 1 no

Comments (symmetry):

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