capillary action


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capillary action

[′kap·ə‚ler·ē ′ak·shən]
(fluid mechanics)

capillary action, capillarity

1.The movement of a liquid in the interstices of soil or other porous material, as a result of surface tension.
2. The phenomenon responsible for dry soil sucking up moisture above the ground water level. Also see capillary flow.
References in periodicals archive ?
Given the mechanical energy of the pump system and through capillary action, the rinse water is able to penetrate the low-standoff component gap and effectively rinse the remaining wash solution.
1 mm is created in which the individual test steps are performed by capillary action.
This method involves the uptake of bead suspension by capillary action into glass micro-capillary up to a certain mark sealing its bottom packing/centrifuging the beads and reading the number of beads from graduated marks on micro-capillary or a reference scale.
It was a fairly involved process that combined robust supply with non-brittle material with good capillary action, finding a happy medium that we could live with.
The flux could have also penetrated up through the connector by capillary action between the pin and connector body.
With a dry internal environment and an external environment that remains wet, capillary action increases the risk of sulphate attack.
The paper absorbs sample fluids and uses capillary action to convey them to the test wells imprinted on it.
with siphoning root Until, by capillary action, it filled its head With
Water is provided to plants in containers only from the soil surface, whereas plants in the garden receive some moisture from capillary action that carries some moisture upward.
A piece of paper is pressed upon the top of the gel or first paper sheet, allowing the colored droplets to soak into it (Figure 1B), and then the paper is inverted to show the class how capillary action caused the transfer of "DNA" in the same arrangement that it had in the gel (Figure 1C).