Ionisation and the Photoelectrical Effect

  • Context: Undergrad 
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Discussion Overview

The discussion revolves around the photoelectric effect and its relationship to ionization and electrical current generation. Participants explore the mechanisms involved in the photoelectric effect and its applications, particularly in the context of solar panels.

Discussion Character

  • Exploratory, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant inquires whether the photoelectric effect, which involves an electron gaining energy from a photon, leads to ionization and the potential for generating electrical current.
  • Another participant confirms that this phenomenon is referred to as photoconductivity.
  • A subsequent question is raised about the similarity between this process and the operation of solar panels.
  • The response indicates that there is indeed a similarity between the two processes.

Areas of Agreement / Disagreement

Participants generally agree on the connection between the photoelectric effect and photoconductivity, as well as the similarity to solar panel operation. However, the discussion does not resolve all aspects of the relationship between these concepts.

Spud101
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During the photoelecrtical effect, when a single electron gains energy from a single photon through collison and the electron has energy to move out past the outer shell of the atom, would this effect cause ionisation, therefore making it possible for producing an electrical current between objects?
 
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Yes, that's called photoconductivity.
 
Is this similar to how a solar panel would work?
 
Similar, Yes
 

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