Study of atomic motions in EuBCO using Moessbauer and EXAFS spectroscopies
F. Piazza, E. Abraham, L. Cianchi, F. Del Giallo, P. Ghigna, F. Allegretti, G. Spina
Abstract
We report temperature-dependent Moessbauer and EXAFS measurements of atomic mean square displacements on different samples of EuBCO. Our results indicate that the collective atomic motions are characterised by large-amplitude anharmonic oscillations.
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