... CONSTITUTIVE EQUATIONS FOR METALLIC GLASSES: THEORY, FINITE- ELEMENT SIMULATIONS AND EXPERIMENTAL VERIFICATION RAJU EKAMBARAM (M.Sc Mechanical Engineering, NUS.) A THESIS SUBMITTED FOR THE ... 1398 rigid R3D4 elements for the die and 102362 continuum C3D8R elements for the specimen 163 7.16 (a) The initial undeformed and deformed contours of gear being formed, obtained ... volume 24 Chapter Finite Deformation Based Constitutive Equations In this Chapter, we shall develop a three-dimensional, finite deformation-based constitutive model for metallic glasses, guided...