The diffusion coefficient of electrons in silicon is De=36cm2s−1 . In a silicon layer, the electron density drops linearly from n=2.7∗1016cm−3 down to n=1015cm−3 over a distance of 2μm . What is the electron diffusion current density Jdiff,e (in A/cm2 ) induced by such a density gradient?

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749.1

answered by M.B.R.R.M.R.R.V.B.Medagama

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The diffusion coefficient of electrons in silicon is De=36cm2s−1 . In a silicon layer, the electron density drops linearly from n=2.7∗1016cm−3 down to n=1015cm−3 over a distance of 2μm . What is the electron diffusion current density Jdiff,e (in A/cm2 ) induced by such a density gradient?

1 answer

749.1

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M.B.R.R.M.R.R.V.B.Medagama · Accepted Answer

749.1