Exciton

usgb/ˈɛk.saɪ.tɑn/
noun

An exciton is a bound state of an electron and an electron hole, which can transport energy without transporting net electric charge.

In a semiconductor, an exciton plays a vital role in the absorption of light.
Visual representation of "exciton" - An exciton is a bound state of an electron and an electron hole, which can transport energy without transporting net electric charge.

Often appears as...

  • exciton binding energy
  • optical exciton

Usage tips

Formal

charge carrier, semiconductor physics, energy transfer

Definition 1 of 1
Visual representation of "exciton"
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Contextual Understanding

An exciton is primarily discussed in contexts of semiconductors and optical physics

Illustration for Contextual Understanding
For example, understanding excitons is essential for advancements in solar cell technology.
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Teoretical Framework

Excitons are part of quantum theories concerning material properties

Illustration for Teoretical Framework
Explaining excitons involves concepts of quantum states and particle interactions.
Visual representation of the word "Exciton"

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