Microstructures in Materials

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Microstructures in Materials

Classification

Amorphous

No microstructure whatsoever!

Single phase

grain boundaries, twin boundaries, stacking faults,

texture, grain orientation, grain shape

dislocations, dislocation arrays, substructure,

Two phase

Spinodal microstructures (mottled, basket-weave, ...)

Precipitation

Discontinuous precipitation: lamellae, colonies, ...

Eutectoid transformation: lamellae, colonies, ...

Disorder to order transformation: antiphase boundaries, first order and higher order transformations ...

Martensitic transformation: lath, plate, lenticular ...

Multiphase