Recent questions tagged crystal-structure-defects

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Explain how grain refinement improves the strength of a polycrystalline material.

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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How do they influence the mechanical properties of materials?

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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Calculate the number of atoms, from first principles, per unit cell of F.C.C and B.C.C. structure

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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Mention two types of dislocations

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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List at least two factors that promote transition from ductile to brittle fracture.

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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Represent schematically the three types of unit cells observed in metal structures

asked Nov 8, 2017 in engg-materials by chandu (215k points)

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