A 2-D square lattice has side, a=2.5 A with the fermi surface touching the first Brillouin zone. Given Planck's constant, h=6.63 x 10-34 J.s and mass of electron, m,-9.1 x 10-31 kg. Using the information given i. Calculate the energy of the electron at the fermi surface. Calculate the electron concentration at the fermi surface. Draw the fermi sphere in first Brillouin zone.
A 2-D square lattice has side, a=2.5 A with the fermi surface touching the first Brillouin zone. Given Planck's constant, h=6.63 x 10-34 J.s and mass of electron, m,-9.1 x 10-31 kg. Using the information given i. Calculate the energy of the electron at the fermi surface. Calculate the electron concentration at the fermi surface. Draw the fermi sphere in first Brillouin zone.
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Transcribed Image Text:A 2-D square lattice has side, a=2.5 A with the fermi surface touching the first Brillouin zone.
Given Planck's constant, h=6.63 x 10-34 J.s and mass of electron, m.-9.1 x 10-31 kg. Using
the information given
i. Calculate the energy of the electron at the fermi surface.
Calculate the electron concentration at the fermi surface.
Draw the fermi sphere in first Brillouin zone.
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