Abstract
We discuss the size dependence of the ionization threshold energy In of small Fe clusters using a simple tight-binding type electronic theory. In agreement with recent experimental results we obtain characteristic structure in In as a function of the number n of cluster atoms. From comparison with experiment we conclude that small Fe-clusters have b. c. c-like structure.
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a = (ε15 - ε9)/(z9 - z15), where n = (1 10) ∫ - ∞ εmax dε Nnd(ε) and Zn is the average coordination number in Fen.
See for instance M.O. Robbins and L.M. Falicov, Phys. Rev. B 29, 1333 (1984) and references therein.
G.M. Pastor, J. Dorantes-Dávila, and K.H. Bennemann, to be published.
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© 1987 Plenum Press, New York
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Pastor, G.M., Dorantes-Dávila, J., Bennemann, K.H. (1987). Discussion of the Size Dependence of Ionization Threshold Energy of Fe-Clusters. In: Jena, P., Rao, B.K., Khanna, S.N. (eds) Physics and Chemistry of Small Clusters. Springer, Boston, MA. https://doi.org/10.1007/978-1-4757-0357-3_67
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DOI: https://doi.org/10.1007/978-1-4757-0357-3_67
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