Transfer Phenomena in Gases at Vacuum Conditions

Authored by: Igor Bello

Vacuum and Ultravacuum

Print publication date:  November  2017
Online publication date:  November  2017

Print ISBN: 9781498782043
eBook ISBN: 9781315155364
Adobe ISBN:


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The molecular systems investigated so far have been in equilibrium or quasi-static states. In an equilibrium state, temperature is the same over the entire system and other quantities gain equilibrium values, too. In these cases, the interactive molecular processes do not need to be studied. It is sufficient to know that molecules mutually exchange their energies at their thermal motions.

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