PPT Slide

Material properties

• Measurement of stress, modulus, Poisson’s ratio...

• Micro-size effects?
  • Grain structure?
  • Continuous law?

• Still, the usual laws seem to apply but what happen in the nano-world (<µm)?

• Wear and fatigue?

(© 1996 Prof Lin LiWei Michigan U. )

Residual stress measurement gauge

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