Crystalline structure of metals, lattice defects, sliding systems in steels and alloys of non-ferrous metals.
Role of dislocations and stacking fault energy at plastic deformation-
Dislocation/diffusion mechanisms of plastic deformation, conditions for superplasticity.
Plastic deformation of polycrystal, several strengthening constituents.
Stress-strain curve, basic mathematical descriptions, calculation of the critical strain using Hollomon equation.
Analysis and prediction of stress-strain curves influenced by dynamic softening processes.
Determination of the hot forming activation energy – methodology.
Mathematical description of the recrystallization kinetics, adjustment of Avrami equation.
Boundary state of stress, plasticity limit, state of stress indicator, maps of fracture mechanisms.
Possibilities of influencing the structure-forming processes in the course of hot forming and final cooling.
Methodology of the transformation diagrams, effect of the previous deformation on (D)CCT diagrams.
Physical optimization simulations of the conventional and controlled methods of bulk forming.
Role of dislocations and stacking fault energy at plastic deformation-
Dislocation/diffusion mechanisms of plastic deformation, conditions for superplasticity.
Plastic deformation of polycrystal, several strengthening constituents.
Stress-strain curve, basic mathematical descriptions, calculation of the critical strain using Hollomon equation.
Analysis and prediction of stress-strain curves influenced by dynamic softening processes.
Determination of the hot forming activation energy – methodology.
Mathematical description of the recrystallization kinetics, adjustment of Avrami equation.
Boundary state of stress, plasticity limit, state of stress indicator, maps of fracture mechanisms.
Possibilities of influencing the structure-forming processes in the course of hot forming and final cooling.
Methodology of the transformation diagrams, effect of the previous deformation on (D)CCT diagrams.
Physical optimization simulations of the conventional and controlled methods of bulk forming.