Stress Definition
Engineering stress and strain
True stress
Classification
Ductile materials
Stress fields
Characterization of the mechanical properties of rock
Hardness
Toughness
Stress on a plane
Stress elipsoid
Mohr circle 2D
Mohr diagram 3D
Stress Strain Curve
Session 2
Strain definition
Strain measures
Engineering strain
Stretch ratio
True strain
Green strain
Almansi strain
Normal and shear strain
Normal strain
Shear strain
Metric tensor
Description of deformation
Affine deformation
Rigid body motion
Displacement
Displacement gradient tensor
Examples of deformations
Plane deformation
Isochoric plane deformation