The work function is the minimum energy needed to remove an electron from a solid to the nearby vacuum level. A junction's effective barrier need not equal either electrode's isolated work function.

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  1. Tunnel junction
  2. Quantum tunnelling
  3. Potential barrier
  4. Quantum mechanics
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Work function by Wikipedia Bot 1
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The work function is a concept in physics and materials science that refers to the minimum amount of energy required to remove an electron from the surface of a solid material, typically a metal. It is a critical parameter in fields such as semiconductor physics, photoelectric effect studies, and electron emission phenomena.
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