Asked by karthik

Iron carbide (Fe3C) particles are dispersed in iron. The surface energy of Fe3C is 2J/m2, the shear modulus of iron is 64GPa and the Burgers vector of iron is 0.25nm. What minimum surface energy of the obstacle is required to induce dislocations to be pinned at the obstacles and bow out around them?

8 years ago

Answered by karthik

8 J/m^2

8 years ago

Answered by Luis

the answer has bben verifieded

6 years ago

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