Open Access

ARTICLE

Optimization of Johnson-Cook Constitutive Model for Lead-free Solder Using Genetic Algorithm and Finite Element Simulations

D.S.Liu¹, C.L.Hsu^1,2

1 Advanced Institute of Manufacturing for High-tech Innovations and Department of Mechanical Engineering, National Chung Cheng University, Chia-yi County, Taiwan, R.O.C.
2 Corresponding author. Tel.: +886-5-2720411 (Ext: 23347); fax: +886-5-2720589; Email: changlin0331@gmail.com