The electron number density in a semiconductor varies from 1020 m-3 to 1012 m-3 linearly over a distance of 4 μm. Determ

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The electron number density in a semiconductor varies from 1020 m-3 to 1012 m-3 linearly over a distance of 4 μm. Determ

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The electron number density in a semiconductor varies from1020 m-3 to 1012 m-3linearly over a distance of 4 μm. Determine the electron diffusioncurrent and electric field at the midpoint if no current flows,μе = 0.135 m2V-1s-1 andT = 300 K
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