cse • paper_2 • solid_state_electronics
[UPSC CSE 2020] Semiconductors/Solar cell (Q175, 15M)
What is an intrinsic semiconductor? Intrinsic silicon has a band gap of 1.1\,\mathrm{eV} and yet at T=300\,\mathrm{K}, the conductivity is non-zero. Explain. Comment, with the help of relevant expression, on the position of the Fermi level of an intrinsic semiconductor.
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