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Semiconductor physics is the branch of solid state physics that focuses on specific properties of semiconductors. It studies dynamics of different perturbations (mainly electrons and holes) in the semiconductor crystal and the ways to harness it in electrical circuits.

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Mobiles Charge Density of NMOS

I'm trying to get a better understand of the derivation of current for the NMOS. What I don't understand is the formula for the mobile charge density: $$ Q = (W)(Cox)(VGS-VTH) $$ Where $Cox$ is the …
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2 answers
1k views

Fermi-Dirac function electron and hole concentration

I have a question regarding the Fermi-Dirac function. I would like to confirm that my basic understanding is correct. Is any space under the curve in the CB and VB describe the probability of finding …
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2 votes
1 answer
420 views

Accumulation Region of an NMOS

I'm trying to get a better understanding of how the NMOS works when a negative voltage is applied to the gate. So I currently understand that the $P^-$ substrate is lightly doped with such a materia …
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