The story
Named after Danish physicist Martin Knudsen.
Etymology from Wiktionary, CC BY-SA 4.0.
Knudsen number
Today it means: The ratio between mean free path and aperture size used as a parameter in describing Knudsen flow. Full definition →
Today it means: The ratio between mean free path and aperture size used as a parameter in describing Knudsen flow. Full definition →
Named after Danish physicist Martin Knudsen.
Etymology from Wiktionary, CC BY-SA 4.0.