Investigation of Defects and Atomic Ordering in Fe72Al28 by Positron Annihilation and Mössbauer Spectroscopy Y. Jiraskova, O. Schneeweiss, M. Sob, I. Novotny, I. Prochazka, F. Becvar, B. Sedlak, F. Sebesta et M. J. PuskaJ. Phys. IV France, 05 C1 (1995) C1-157-C1-161DOI: https://doi.org/10.1051/jp4:1995118