Physics · Semiconductor Devices
The Schottky effect is the image force-induced lowering of the potential energy barrier for charge carrier emission when an electric field is applied. The attractive image force acting on a charge -q at a distance x from the metal surface is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1-q 2 8πε 0 x 2
- 2-q 2 16πε 0 x 2✓
- 3-q 2 16πε 0 x
- 4-q 2 16πx 2
Correct answer
-q 2 16πε 0 x 2
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