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photoconductivity

[ foh-toh-kon-duhk-tiv-i-tee ]

noun

, Physics.
  1. the increase in the electrical conductivity of a substance, often nonmetallic, caused by the absorption of electromagnetic radiation.


photoconductivity

/ ˌfəʊtəʊkənˈdʌktɪv; ˌfəʊtəʊˌkɒndʌkˈtɪvɪtɪ /

noun

  1. the change in the electrical conductivity of certain substances, such as selenium, as a result of the absorption of electromagnetic radiation
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Derived Forms

  • photoconductive, adjective
  • ˌphotoconˈductor, noun
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Word History and Origins

Origin of photoconductivity1

First recorded in 1925–30; photo- + conductivity
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Example Sentences

These are virtual carriers similar to those responsible for virtual photoconductivity in semiconductors theoretically predicted and experimentally observed over two decades ago.

From Nature

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photoconductive cellphotocopier