Iron isotope effect in SmFeAsO0.65 and SmFeAsO0.77H0.12 superconductors: A Raman study

We report the inelastic light scattering studies on SmFeAsO0.65 and SmFeAsO0.77H0.12 with iron isotopes namely 54Fe and 57Fe. In both of these systems under investigation we observed a significant shift in the frequency of the phonon modes associated with the displacement of Fe atoms around ∼ 200 cm...

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Bibliographic Details
Main Authors: Birender Singh, P. M. Shirage, A. Iyo, Pradeep Kumar
Format: Article
Language:English
Published: AIP Publishing LLC 2016-10-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4966256