The electron number density in a semiconductor varies from 1020 m³ to 10¹2 m³ linearly over a distance of 4 µm. Determine the electron diffusion current and electric field at the midpoint if wwwww no current flows, He = 0.135 m²V¹s¹ and T = 300 K.
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![The electron number density in a semiconductor varies from 1020 m³ to 10¹2 m³ linearly over a
distance of 4 µm. Determine the electron diffusion current and electric field at the midpoint if
no current flows, He = 0.135 m²V-¹s¹ and T = 300 K.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1a76fcaf-d0db-4d8f-b404-c42d201d6b33%2F4a55ea19-5ee4-472a-a51e-3c127577a384%2Fqh99qf_processed.jpeg&w=3840&q=75)
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