Integration of machine learning with phase field method to model the electromigration induced Cu6Sn5 IMC growth at anode side Cu/Sn interface
Anil Kunwara,*(), Yuri Amorim Coutinhoa, Johan Hektorb,c, Haitao Mad, Nele Moelansa

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Fig. 4.. The Gibbs free energies with parabolic composition dependence assumed in this work for the FCC, IMC and Liquid phases: (a) the numerical values of G varying with composition, (b) sketch of common tangents, determining the equilibrium compositions in neighboring phases.