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  • 1. IMPERFECTIONS INCRYSTALS
    BY,
    MAYUR BAGALE
    AND
    SUSHANT MODI.
  • 2. Crystalline Imperfections
    There is no such thing as a perfect crystal.
    Why are defectsimportant?
    Defects, even in very small concentrations, can
    have a dramatic impact on properties of material.
    • Without defects:
    metals would be much stronger
    ceramics would be much tougher
    crystals would have no color
  • 3. CRYSTALLINE IMPERFECTIONS arefrequently classified according to geometry or dimensionality of the defect.Point defects Line defects Interfacial defects Bulk or volume defects
  • 4. Point Defects
    Classes of point defects: