Knudsen pump
id:
knudsen-pump-200-8702618
title:
Knudsen pump
text:
The Knudsen pump also referred to as "thermal transpiration pump" or "Knudsen compressor" is a gas pump that utilizes no moving parts. Instead it uses thermal transpiration, the phenomenon that gas molecules drift from the hot end to the cold end of a narrow channel. Thus a hot vacuum chamber "transpires" into the cold chamber. This thermal transpiration flow is induced when the boundary walls of the pump have a temperature gradient. Because the pump is based simply on temperature differences an
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Knudsen_pump
date created:
date modified:
2021-03-24T20:34:47Z
main entity:
{"identifier":"Q6423825","url":"https://www.wikidata.org/entity/Q6423825"}
image:
fields total:
13
integrity:
13