5) Germanium doped with 1034 m³ Al atoms is a semi-conductor at room temperature and each Al atom creates a charge carrier. a) Is the material obtained a p-type or an n-type semiconductor? b) Calculate the electrical conductivity of this material at room temperature, considering that the electron and hole mobilities are respectively 0.1 and 0.05 m²/V.s.

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5) Germanium doped with 1034 m³ Al atoms is a semi-conductor at room temperature and
each Al atom creates a charge carrier.
a) Is the material obtained a p-type or an n-type semiconductor?
b) Calculate the electrical conductivity of this material at room temperature, considering
that the electron and hole mobilities are respectively 0.1 and 0.05 m²/V.s.
Transcribed Image Text:5) Germanium doped with 1034 m³ Al atoms is a semi-conductor at room temperature and each Al atom creates a charge carrier. a) Is the material obtained a p-type or an n-type semiconductor? b) Calculate the electrical conductivity of this material at room temperature, considering that the electron and hole mobilities are respectively 0.1 and 0.05 m²/V.s.
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