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In: Mechanical Engineering

Consider a two-dimensional triangular lattice described by the two primitive vectors (in an orthogonal coordinate system...

Consider a two-dimensional triangular lattice described by the two primitive vectors (in an orthogonal coordinate system

   

Find the two primitive lattice vectors describing the reciprocal lattice. Find the area of the 1st

Brillouin zone and its relation with the area of the direct lattice unit cell.

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