dopant

noun

dop·​ant ˈdō-pənt How to pronounce dopant (audio)
: an impurity added usually in minute amounts to a pure substance to alter its properties (such as conductivity)

Examples of dopant in a Sentence

Recent Examples on the Web
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But if the alignment of the dopants is off, the transistor’s performance suffers. IEEE Spectrum, 12 Dec. 2024 The key has been developing processes to add dopants without degrading these properties. New Atlas, 30 Nov. 2024 The nitrogen is present in small quantities as a dopant and may not have a significant influence on the structural measurements done in this new report. John Timmer, Ars Technica, 16 May 2023 Chipmaking is divided into two parts: the front-end-of-line part consists of processes—many of them requiring high temperatures—that alter the silicon itself, such as implanting dopants to define the parts of a transistor. IEEE Spectrum, 21 Jan. 2020 ET News states that the panels are set to use Samsung's ‘M12 OLED material set’ which comprises the red, green and blue pixel’s dopant, host and prime elements in OLED displays. Gordon Kelly, Forbes, 21 June 2022 As with diamonds, these dopants change a crystal’s properties. The Economist, 5 Oct. 2019

Word History

Etymology

dope entry 2

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of dopant was in 1962

Dictionary Entries Near dopant

Cite this Entry

“Dopant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dopant. Accessed 30 Dec. 2024.

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