MAGNDATA - Collection of Magnetic Structures

MAGNDATA

Collection of Magnetic Structures

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

Magnetic structure with all atoms

Magnetic structure with only magnetic atoms

Reference: R. Susilo, J. Cadogan, W. Hutchison, M. Avdeev, R. Cobas, S. Munoz-Perez and S. Campbell, Journal of Alloys and Compounds (2016) 654 392-398.
DOI: 10.1016/j.jallcom.2015.09.092
Atomic positions from: same reference

Parent space group (paramagnetic phase): C2/m (#12)
Propagation vector: k1 (0, 0, 1/2)

Transition Temperature: 44 K
Experiment Temperature: 3 K

Lattice parameters of the magnetic unit cell:
10.61060 3.93220 13.51180 90.00 129.33 90.00
Transformation from parent structure: (a,b,2c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: C_c2/m (#12.63) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (a,b,c;0,0,1/4)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 2/m.1' (5.2.13)
    [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]

Label	Atom type	x	y	z	Multiplicity	Symmetry constraints on M	M_x	M_y	M_z	\|M\|
Tb1	Tb	0.56130	0.00000	0.14650	8	0,m_y,0	0.0	8.0(1)	0.0	8.00

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

Active Irreps:

label	dim. small irrep	dim. full irrep	action	number of modes
mA2-	1	1	primary	1

Comments:

NPD
The absence of a non-zero moment at the Fe sites is confirmed with Mossbauer measurements.

Comments (symmetry):

1k magnetic structure
k-maximal magnetic symmetry (4 possible)
1-dim irrep active

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