Schottky Barrier: Understand Electron Movement

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SUMMARY

The Schottky barrier diode operates based on the movement of electrons from an n-type semiconductor to a metal, creating a depletion region and a potential difference. Electrons moving from the metal to the semiconductor must overcome the Schottky barrier, which is often referred to as a "potential barrier." This distinction is crucial for understanding the electron movement dynamics in Schottky diodes, as the barrier represents an energy threshold that must be surpassed for conduction to occur.

PREREQUISITES
  • Understanding of semiconductor physics, specifically n-type semiconductors.
  • Familiarity with Schottky barrier diodes and their operational principles.
  • Knowledge of energy band diagrams and electron movement in materials.
  • Basic concepts of potential difference and depletion regions in semiconductor devices.
NEXT STEPS
  • Study the energy band diagrams of Schottky barrier diodes to visualize electron movement.
  • Learn about the role of temperature in the behavior of Schottky barriers.
  • Explore the differences between Schottky diodes and p-n junction diodes.
  • Investigate the applications of Schottky diodes in electronic circuits.
USEFUL FOR

Electrical engineers, semiconductor physicists, and students studying electronic devices who seek a deeper understanding of Schottky barrier diodes and electron dynamics.

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Schottky barrier ! ?

hi all

something i can't understand in the schottky barrier diode
i know that when electrons move from semiconductor(n type) to metal a depletion region appears in the n side so potentail difference is created
so for electrons to move from S.c to metal they need to overcome this potential

the question is:
why the electrons to move from metal to sc ther have to overcome the barrier not the potential

i really have a problem to understand the meaning of barrier
 
Engineering news on Phys.org
They refer to the same thing. In fact, some authors refer to a "potential barrier."
 

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