A Si sample is doped uniformly with 10^15 donors cm-3 and has Tp = 1u sec. (a) Determine the photogeneration rate that will produce 2x10^13 excess pairs cm-3 in the steady state. (b) Calculate the conductivity of the sample and the position of the electron and hole quasi-Fermi levels in the steady state at 300 K

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A Si sample is doped uniformly with 10^15
donors cm-3 and has Tp = 1 u sec. (a)
Determine the photogeneration rate that will
produce 2x10^13 excess pairs cm-3 in the
steady state. (b) Calculate the conductivity of
the sample and the position of the electron
and hole quasi-Fermi levels in the steady state
at 300 K
Transcribed Image Text:A Si sample is doped uniformly with 10^15 donors cm-3 and has Tp = 1 u sec. (a) Determine the photogeneration rate that will produce 2x10^13 excess pairs cm-3 in the steady state. (b) Calculate the conductivity of the sample and the position of the electron and hole quasi-Fermi levels in the steady state at 300 K
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