: 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
Their method ensures that the dopants are placed right over the nanotube.
—
IEEE Spectrum, 12 Dec. 2024
One way to fix this problem is to put the dopants on top of the channel, rather than within it.
—IEEE Spectrum, 12 Dec. 2024
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
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IEEE Spectrum, 12 Dec. 2024
One way to fix this problem is to put the dopants on top of the channel, rather than within it.
—IEEE Spectrum, 12 Dec. 2024
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
Cite this Entry
“Dopant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dopant. Accessed 30 Jul. 2025.
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