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

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YMn2 (#1.746)

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Magnetic structure with all atoms

Magnetic structure with only magnetic atoms


Reference: Y. Nakamura, M. Shiga, S. Kawano, Physica B (1983) 120 212 - 215
DOI: 10.1016/0378-4363(83)90376-5
Atomic positions from: ICSD #643915

Parent space group (paramagnetic phase): Fd-3m (#227) (non-standard)
Transformation to a standard setting: (a,b,c;1/8,1/8,1/8)
    [View matrix form]
Propagation vector: k1 (0, 1, 0)

Transition Temperature: 100 K
Experiment Temperature: 4.2 K

Lattice parameters of the magnetic unit cell:
7.69200 7.69200 7.69200 90.00 90.00 90.00
Transformation from parent structure: (a,b,c;0,0,0)
    [View matrix form]

BNS Magnetic Space Group: PC21 (#4.12) (non-standard)
    [View symmetry operations]
Transformation to a standard setting: (1/2a+b+1/2c,-1/2a+1/2c,1/2a+1/2c;0,-1/8,0)
    [View matrix form]
Systematic absences for this Magnetic Space Group via

Magnetic Point Group: 2.1' (3.2.7)
    [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|
Mn1_1Mn0.625000.625000.625004mx,mx,mz1.561.561.562.70
Mn1_2Mn0.375000.875000.125008mx,mx,mz-1.56-1.56-1.562.70
Mn1_3Mn0.875000.125000.375004mx,my,mz1.561.561.562.70

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



Active Irreps:                                           
Irrep decomposition via


labeldim. full irrepdim. small irrepdirectionactionnumber of modes
mX1 6 2 special primary 1
mX2 6 2 special primary 2
mX3 6 2 general primary 4


Comments:
Comments (symmetry):

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