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photoelectron

American  
[foh-toh-i-lek-tron] / ˌfoʊ toʊ ɪˈlɛk trɒn /

noun

Physics.
  1. an electron emitted from a system by the photoelectric effect.


photoelectron British  
/ ˌfəʊtəʊɪˈlɛktrɒn /

noun

  1. an electron ejected from an atom, molecule, or solid by an incident photon

"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

photoelectron Scientific  
/ fō′tō-ĭ-lĕktrŏn′ /
  1. An electron released or ejected from a photoelectric substance, having absorbed energy from incoming light.


Etymology

Origin of photoelectron

First recorded in 1910–15; photo- + electron

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The team confirmed the precise placement of nitrogen groups using techniques such as nuclear magnetic resonance spectroscopy, X-ray photoelectron spectroscopy, and computational modeling.

From Science Daily Mar. 28, 2026

Moreover, they also employed scanning electron microscopy and X-ray photoelectron spectroscopy to characterize the sheets before and after H2 release, yielding further insights into the underlying mechanisms of the process.

From Science Daily Feb. 9, 2024

Meanwhile, the transport gap was computed through ultraviolet photoelectron spectroscopy and low-energy inverse photoelectron spectroscopy, a technique pioneered by the research group.

From Science Daily Jan. 18, 2024

These interfaces include large surface area junctions between photoelectron donors and acceptors, the intralayer grain boundaries within the absorber, and the interfaces between photoactive layers and the top and bottom contacts.

From Nature Aug. 15, 2012

The dye injects an excited photoelectron into the electrode and is recharged through an infiltrated electrolyte.

From Nature Aug. 15, 2012

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