Turbomolecular pump

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Notion

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Science and technology

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What Wikipedia says

A turbomolecular pump is a type of vacuum pump, superficially similar to a turbopump, used to obtain and maintain high vacuum. These pumps work on the principle that gas molecules can be given momentum in a desired direction by repeated collision with a moving solid surface.

Excerpt from the Wikipedia article “Turbomolecular pump”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: User:Liquidat, CC BY-SA 3.0, via Wikimedia Commons.