Structure Type 036: CrFe (D8b, sigma phase)

(sites A through E go from bright yellow to orange to light brown

to dark brown to black)


Crystal Structure Data

Spacegroup Symbol:

P 42/m n m

Origin Offset:

(none)

Lattice Type:

P

Unit Cell Parameters

a [A]

b [A]

c [A]

alpha [deg]

beta [deg]

gamma [deg]

8.8000

8.8000

4.4544

90.000

90.000

90.000

Fractional Coordinates of Atoms in the Asymmetric Unit

Site Label

Element

x

y

z

A

Fe

0.0000

0.0000

0.0000

B

Fe

0.3981

0.3981

0.0000

C

Fe

0.4632

0.1316

0.0000

D

Fe

0.7376

0.0653

0.0000

E

Fe

0.1823

0.1823

0.2524


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