) The figure below shows the electron and hole concentration in a silicon region. The electron and hole mobility is 400 and 200 cm?/V*s réspectively. a) If the drift current density of electrons at x-2um is 200A/ cm2 left to right, what is the electric field (direction and value) in the silicon? b) Show the direction of hole and electron drift and the direction of their drift current c) Show the direction of hole and electron diffusion and the direction of their diffusion currents he d curnt density a re they 0 (without uculaions). why. 2.0 -1017 _n(x) 1017 1016 p(x). 104
) The figure below shows the electron and hole concentration in a silicon region. The electron and hole mobility is 400 and 200 cm?/V*s réspectively. a) If the drift current density of electrons at x-2um is 200A/ cm2 left to right, what is the electric field (direction and value) in the silicon? b) Show the direction of hole and electron drift and the direction of their drift current c) Show the direction of hole and electron diffusion and the direction of their diffusion currents he d curnt density a re they 0 (without uculaions). why. 2.0 -1017 _n(x) 1017 1016 p(x). 104
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Transcribed Image Text:) The figure below shows the electron and hole concentration in a silicon region. The electron
and hole mobility is 400 and 200 cm?/V*s réspectively.
a) If the drift current density of electrons at x-2um is 200A / cm? left to right, what is the electric
field (direction and value) in the silicon?
b) Show the direction of hole and electron drift and the direction of their drift current
c) Show the direction of hole and electron diffusion and the direction of their diffusion currents
she d
curnt density a
re they
0 (without
uculanons)
why.
2.0 -1017
n(x)
1017
1016
p(x)
104
x = 0
x = 2 µm
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