Teaching

Fracture mechanics (Undergraduate course) Fall

 

Teaching notes: http://imechanica.org/node/288  ES247

Contents:

1. Introduction (Trouble with linear elastic theory of strength)

2. Griffith theory

3. Energy release rate and fracture energy, small scale yielding, resistance curve

4. Stress intensity factor, Crack tip field

5. Mixed mode fracutre, stress corrosion

6. Elastic-Plastic fracture, J integral

7. Fatiuge

8. Crack bridging, toughness due to hysteresis 

 

 

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Mechanics of Soft Active Materials (Graduate course) Spring

 

Teaching notes: https://imechanica.org/node/7448  ES241/ES181

1. Fundamentals of thermodynamics

Energy, Entropy, Temperature, Pressure, Chemical potential, free energy

2. Rubber elasticity

Freely jointed chains, finite deformation theory, boundary value problems

3. Soft active materials

Elastomers in equilibrium iwth forces and voltage,

Elastomers in equilibrium iwth forces and solvent

Constitutive laws