The Enthalpies of Mixing of Liquid Ni-Sn-Zn Alloys

Yu Plevachuk, A. Yakymovych (Corresponding author), Siegfried Fürtauer, H. Ipser, H. Flandorfer

Publications: Contribution to journalArticlePeer Reviewed

Abstract

The partial and integral enthalpies of mixing of liquid ternary Ni-Sn-Zn alloys were determined. The system was investigated along two sections x Ni/x Sn ≈ 1:9, x Ni/x Sn ≈ 1:6 at 1073 K and along two sections x Sn/x Zn ≈ 9:1, x Sn/x Zn ≈ 4:1 at 873 K. The integral enthalpy of mixing at each temperature is described using the Redlich-Kister-Muggianu model for substitutional ternary solutions. In addition, the experimental results were compared with data calculated according to the Toop extrapolation model. The minimum integral enthalpy of approx. -20000 J mol -1 corresponds to the minimum in the constituent binary Ni-Sn system, the maximum of approx. 3000 J mol -1 is equal to the maximum in the binary Sn-Zn system.

Original languageEnglish
Pages (from-to)359-368
Number of pages10
JournalJournal of Phase Equilibria and Diffusion
Volume35
Issue number4
DOIs
Publication statusPublished - Aug 2014

Austrian Fields of Science 2012

  • 104017 Physical chemistry
  • 104011 Materials chemistry

Keywords

  • calorimetry
  • enthalpy of mixing
  • metallic alloys
  • ternary
  • PHASE-EQUILIBRIA
  • THERMODYNAMIC OPTIMIZATION
  • INTERFACIAL REACTIONS
  • HIGH-TEMPERATURE
  • SYSTEM
  • TIN
  • LEAD
  • CU
  • LEGIERUNGEN
  • DIAGRAM

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