Charge Carrier

01 Fundamentals & Device Physics

Definition

A mobile particle or quasiparticle that transports electric charge through a material; in ordinary semiconductors the principal charge carriers are electrons and holes.

Application

Used throughout semiconductor physics to describe current conduction, doping, recombination and transport. Device behavior depends on carrier type, concentration, mobility and lifetime.

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Mobile carrier

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Evidence and further reading

  • Evidence from nist.govhttps://www.nist.gov/news-events/news/2017/03/testing-performance-semiconductors-light
  • Evidence from nist.govhttps://www.nist.gov/news-events/news/2021/10/nist-collaborators-develop-sensitive-new-way-detecting-transistor-defects