me 4733 deformation and fracture of engineering materials instructor: dr. honglai tan [email protected]...
TRANSCRIPT
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ME 4733Deformation and Fracture of Engineering Materials
Instructor: Dr. Honglai [email protected]
http://me.lsu.edu/~tan/teaching/defrac.htm
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Explosive cracking — simulationH. Tan, CSAFE annual report, 2001
Center for the Simulation of Accidental Fires and Explosions
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Explosive cracking — experiment
P.M. Dickson et al., Los Alamos National Laboratories
Ignition of PBX 9501 after first heated to 200°C inaround one hour and then ignited by hot wire at the center.
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Brown University
Nano & micromechanics Laboratory
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Course Outline
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Stress-strain curve
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Necking
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Fatigue Fracture
Cyclic stress
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Case study: how the World Trade Center fell
The design of the WTC saved thousands of lives by standing for well over an hour after the planes crashed into its twin towers.
High temperature for buckling and collapsing.
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Multiscale thinking
D. RaabeComputational Materials Science1998
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After class reading
Hertsburg
Course webpage