Regular Solution:Atomistic Interpretation(1) S.J.T.U. Phase Transformation and Applications Page 10/45 A,B二元完全无序分布 Random distribution 只考虑最近邻原子间的相互作用 Z:coordination number NA个A原子与NB个B原子混合形成规则溶液 EAA:bonding energy Table 7.1 Bond Energies After Mixing Atoms A and B in a Solid Solution Number of Bonds Energy per Bond Energy NAB EAB NAN N N Z EAB NAA EA 1 N NT NAB N N N EBB SJTU Thermodynamics of Materials Spring 2010 ©X.J.Jin Lecture 13 Phase RulePhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2010 © X. J. Jin Lecture 13 Phase Rule Page 10/45 Regular Solution: Atomistic Interpretation (1) A,B二元完全无序分布 只考虑最近邻原子间的相互作用 NA个A原子与NB个B原子混合形成规则溶液 Random distribution Z: coordination number EAA: bonding energy Z Z