Table 1 Absorption energies and oxidation states for the samples and reference compounds at both the Cu and Fe K-edge.

From: Evidence of a cubic iron sub-lattice in t-CuFe2O4 demonstrated by X-ray Absorption Fine Structure

Sample

Element

Oxidation state

E0 (eV)

α−Fe2O3

Fe

+3

7125.5

γ−Fe2O3

Fe

+3

7125.5

CuO

Cu

+2

8989.1

ACuFe

Cu

+2

8989.8

Fe

+3

7125.5

XCuFe

Cu

+2

8990.1

Fe

+3

7125.5

Bulk

Cu

+2

8989.9

Fe

+3

7125.5