RESEARCH

1.Background – Continuum mechanics, Plasticity theory, FEM

Theory

1.Development of constitutive equations for porous materials

2.Ductile fracture prediction considering stress triaxiality

3.Development of strain rate potential for grain growth

1.Powder metallurgy process : HIP, CIP, Sintering, etc.

2.Mechanical test : Uniaxial tension & compression, Torsion,

Biaxial & Triaxial test, etc.

1.Commercial package – I-deas, Solidworks , ABAQUS

2.Development of 3-D elastic-plastic Powder-forging program

2. Research