The chapter's own symmetric silicon junction

PHYSICS · Subjective · Fermi University Physics · Condensed Matter, Materials & Soft Matter · Semiconductor physics and devices · Semiconductor physics and devices

Condensed Matter Physics, Ch The junction: diodes, transistors, lamps and solar cells

Problem

The chapter's own symmetric silicon junction, doped at

N_a=N_d=1.0\times10^{17}\,\mathrm{cm^{-3}}

, has

V_{\rm bi}=0.833\ \mathrm{V}

and, at zero bias,

W_d=147\ \mathrm{nm}

. Find the depletion width and the peak field when the junction carries a

3.0\ \mathrm{V}

reverse bias.

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