Question: Q5: Consider a two-dimensional triangular lattice with a lattice constant a, as shown in the figure below. (a) What are the primitive lattice vectors ay

Q5: Consider a two-dimensional triangular lattice with a lattice constant a,

Q5: Consider a two-dimensional triangular lattice with a lattice constant a, as shown in the figure below. (a) What are the primitive lattice vectors ay and az in the Cartesian coordinates? (b) What is the area of the primitive unit cell? (c) Draw the Wigner-Seitz cell for the triangular lattice? And what is its volume? (d) Construct the reciprocal lattice vectors for the triangular lattice. Q5: Consider a two-dimensional triangular lattice with a lattice constant a, as shown in the figure below. (a) What are the primitive lattice vectors ay and az in the Cartesian coordinates? (b) What is the area of the primitive unit cell? (c) Draw the Wigner-Seitz cell for the triangular lattice? And what is its volume? (d) Construct the reciprocal lattice vectors for the triangular lattice

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