Answer to Question #243905 in Physics for jeya

Question

The fcc lattice has 12 neighbours at a (0, ±1

±1, ±1

±1), a(±1

±1, 0, ±1

±1), a (±1

±1, ±1

±1, 0). Using the tight binding approximation, the energy band constructed from an atomic s-state can be given by

Answer 1

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