What is the difference between XPS spectra of α-Fe2O3 and γ-Fe2O3 ?

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Saad Zahraw Sekhi

you can see the following:

1. https://pubs.rsc.org/en/content/articlelanding/2016/ra/c5ra22985e

2. Article High saturation magnetization of γ-Fe2O3 nano-particles by a...

Philippe Tailhades

Dear Sujit,

iron ions are only located in octahedral sites in the corundum structure of hematite (alpha-Fe2O3). Irons ions are located on both octahedral and tetrahedral sites of the spinel structure of maghemite (gamma Fe2O3).

Best regards.

Philippe.

Ahmed M. Abu-Dief

Dear Sujit Anil Kadam

The following link may be useful for you

Article In situ ambient pressure XPS observation of surface chemistr...

Best regards