photoemission

[foh-toh-i-mish-uhn]

noun

Physics.

1. photoelectric effect.

photoemission

/ ˌfəʊtəʊɪˈmɪʃən /

noun

1. the emission of electrons due to the impact of electromagnetic radiation, esp as a result of the photoelectric effect

photoemission

1. See photoelectric effect

Other Word Forms

• photoemissive adjective

Word History and Origins

Origin of photoemission¹

First recorded in 1915–20; photo- + emission

Example Sentences

Scientists have used photoemission to confirm flat-band states in various 2D materials.

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In addition, these authors used a technique called angle-resolved photoemission spectroscopy to study the electronic structure at the material’s surface.

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As a result, streaking experiments have been unable to determine absolute photoemission delays — time differences between light absorption and electron ejection.

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Observation of Dirac cone band dispersions in FeSe thin films by photoemission spectroscopy.

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To do so, researchers typically carry out photoemission experiments, in which they shine a single photon of light onto a sample, that in turn kicks out a single electron.

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