Bulk and surface properties of liquid Sb-Sn alloys

被引:31
作者
Novakovic, R. [1 ]
Giuranno, D. [1 ]
Ricci, E. [1 ]
Delsante, S. [2 ]
Li, D. [2 ]
Borzone, G. [2 ]
机构
[1] Inst Energet & Interphases IENI, Natl Res Council CNR, I-16149 Genoa, Italy
[2] Univ Genoa, DCCI, I-16146 Genoa, Italy
关键词
Equilibrium thermodynamics and statistical mechanics; Surface segregation; Surface tension; Surface thermodynamics; Tin; Antimony; Alloys; SHORT-RANGE ORDER; CONCENTRATION FLUCTUATIONS; THERMODYNAMIC PROPERTIES; PHASE-EQUILIBRIA; ANTIMONY-TIN; PURE METALS; TENSION; SYSTEM;
D O I
10.1016/j.susc.2010.10.026
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The mixing behaviour of liquid Sb-Sn alloys has been described in terms of energetics and structure through the study of their thermodynamic, surface, transport and structural properties by using the Complex Formation Model (CFM) in the weak interaction approximation and by postulating SbSn chemical complexes as energetically favoured. The new Sb-Sn surface tension experimental data, obtained by the pinned drop method at temperatures ranging from 513 to 1023 K, have been analysed in the framework of the CFM and compared with the calculated values as well as with the corresponding literature data. The structural characteristics of Sb-Sn melts are described by the two microscopic functions, i.e. the concentration fluctuations in the long-wavelength limit and the Warren-Cowley short-range order parameter. (C) 2010 Elsevier B.V. All rights reserved.
引用
收藏
页码:248 / 255
页数:8
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