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On the composition and pressure dependence of the self-diffusion coefficient in liquid metals

  • Dezsö L. Beke
Published/Copyright: June 11, 2013

Abstract

It is shown that a minimum derivation of the recently published unified equation for the temperature dependence of the self-diffusion coefficient in liquid metals can be also obtained from the similarity of interatomic potentials, using dimensional analysis. This relation is extended for the determination of the pressure and composition dependence of the self-diffusion coefficients by the use of pressure and composition dependent scaling parameters (melting point, atomic volume and mass).


* Correspondence address, Professor Dr. D. L. Beke, Department for Solid State Physics, University of Debrecen, 4032 Debrecen, PoBox. 2, Hungary. Tel.: +36 52 316 073, Fax: +35 52 316 073. E-mail:

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Received: 2008-2-24
Accepted: 2009-7-2
Published Online: 2013-06-11
Published in Print: 2010-03-01

© 2010, Carl Hanser Verlag, München

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