Concept explainers
The hole concentration in silicon is given by
The value of
(a)
The hole diffusion current density at given location.
Answer to Problem 1.17P
The hole diffusion current density at
Explanation of Solution
Given information:
The expression of the hole concentration is
The value of the
The hole diffusion density is
Location is
Calculation:
The gradient of the hole concentration is
Differentiating the equation of the hole concentration,
The current diffusion density is given by the expression as shown below:
Plugging the given values in the equation (1).
(b)
The hole diffusion current density at given location.
Answer to Problem 1.17P
The hole diffusion current density at
Explanation of Solution
Given information:
The expression of the hole concentration is
The value of the
The hole diffusion density is
Location is
Calculation:
The gradient of the hole concentration is
Differentiating the equation of the hole concentration,
The current diffusion density is given by the expression as shown below:
Plugging the given values in the equation (1).
(c)
The hole diffusion current density at given location.
Answer to Problem 1.17P
The hole diffusion current density at
Explanation of Solution
Given:
The expression of the hole concentration is
The value of the
The hole diffusion density is
Location is
Calculation:
The gradient of the hole concentration is
Differentiating the equation of the hole concentration,
The current diffusion density is given by the expression as shown below:
Plugging the given values in the equation (1).
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Chapter 1 Solutions
Microelectronics: Circuit Analysis and Design
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