permeation


Also found in: Dictionary, Thesaurus, Medical, Idioms, Wikipedia.

permeation

[‚pər·mē′ā·shən]
(chemistry)
The movement of atoms, molecules, or ions into or through a porous or permeable substance (such as zeolite or a membrane).
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Permeation resistance of a polymer lining is the single greatest determinant of life expectancy of a polymer lining system.
With low running costs, using industrial grade nitrogen, the 8700 is the perfect solution for your oxygen permeation analysis requirements.
However, the tortuous intercellular pathway is widely considered to provide the principal route and major barrier to the permeation of most drugs.
Flextank vessels maintain their oxygen permeation capability throughout their life, whereas barrels steadily lose it to become "spent" or "neutral" barrels after 4 or 5 years.
Figure 1 shows marked difference in methotrexate permeation profile by changing the hydrogel cross linking density.
The Kautex-Textron fuel system eliminates the weight and expense of stainless steel, can be blow-molded to give the maximum fuel capacity for a given-- often oddly shaped--area, and still meets the tough California PZEV permeation requirements.
Toray looks for demand grow for better selectivity and permeation as the use of water treatment membranes expands to satisfy increasingly stringent water management requirements around the world in the battle against climate change.
Summary: Analytical gel permeation chromatography market player offers multiple detectors ranging from refractive index to viscometer.
The mass transfer blocks were used to calculate the hydrogen permeation through a membrane inside the reactor.
[USPRwire, Mon Apr 22 2019] Pharmaceutical and biotech manufacturers use analytical gel permeation chromatography to analyze the biomolecules or products.