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The intrinsic electrical conductivity of a Germanium is 2.2 (¥Ø-m)-1 at room temperature(298K) and 103.8(¥Ø-m)-1. at 150oC (423K). (Boltzmann constant k=8.62 x 10-5eV/K)(15pt)
(a) Determine the band gap energy (in eV) for this materials.(10pt)
(b) Estimate the electrical conductivity at 300K.(10pt)
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