photoelectron

noun

pho·​to·​elec·​tron ˌfō-tō-i-ˈlek-ˌträn How to pronounce photoelectron (audio)
: an electron released in photoemission
photoelectronic adjective

Examples of photoelectron in a Sentence

Recent Examples on the Web For example, a photoelectron spectrometer detects how many electrons were removed from the atom by the probe pulse, or a photon spectrometer measures how much of the probe pulse was absorbed by the atom. Niranjan Shivaram, The Conversation, 4 Oct. 2023 The rest of the photon’s energy is transferred to the now free-roaming negative charge, called a photoelectron. Everyday Einstein Sabrina Stierwalt, Scientific American, 18 Aug. 2015

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'photoelectron.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1912, in the meaning defined above

Time Traveler
The first known use of photoelectron was in 1912

Dictionary Entries Near photoelectron

Cite this Entry

“Photoelectron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photoelectron. Accessed 20 May. 2024.

Medical Definition

photoelectron

noun
pho·​to·​elec·​tron ˌfōt-ō-i-ˈlek-ˌträn How to pronounce photoelectron (audio)
: an electron released in photoemission
photoelectronic adjective

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