MAGNDATA arrow Collection of Magnetic Structures


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

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GdCu2 (#1.904)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: M. Rotter, A. Lindbaum, E. Gratz, G. Hilscher, H. Sassik, H. E. Fischer, M. T. Fernandez-Diaz, R. Arons, Erwin Seidl, J. Magn. Magn. Mater. (2000) 214 281 - 290
DOI: 10.1016/S0304-8853(00)00051-2
Atomic positions from: F. N. Gygax, D. Andreica, A. Schenck and Y. Onuki, J. Magn. Magn. Mater. 246 (2002) 101-109, DOI 10.1016/S0304-8853(02)00036-7

Parent space group (paramagnetic phase): Imma (#74)
Propagation vector: k1 (1/3, 0, 0)

Transition Temperature: 42 K
Experiment Temperature: 2 K

Lattice parameters of the magnetic unit cell:
12.915 6.848 7.306 90 90 90
Transformation from parent structure: (3a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: PImn21 (#31.134) (standard setting)
    [View symmetry operations]
Transformation to a standard setting: (a,b,c;0,0,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: mm2.1' (7.2.21)
    [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|
Gd1_1Gd0.000000.250000.537702mx,0,06.90.00.06.90
Gd1_2Gd0.000000.750000.462302mx,0,0-6.90.00.06.90
Gd1_3Gd0.166670.750000.037704mx,0,mz3.450.05.9766.90
Gd1_4Gd0.166670.250000.962304mx,0,mz-3.450.0-5.9766.90

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



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modespresence
mSM2 2 1 special primary 2
mSM4 2 1 special primary 2
mX3+ 1 1 secondary 1 no
mX4- 1 1 secondary 1 no


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