Difference between revisions of "Permeability Coefficient"
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Permeability Coefficient
</dt>
The steady-state rate of a flow of gas through unit area and thickness of
a solid barrier per unit pressure differential at a given temperature. Also
called permeability.
</dd>
Usually expressed in volume or mass per unit time, per unit area of
cross section, per unit thickness, per unit pressure differential across the
barrier.
</dd>
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
