capillary pressure


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Related to capillary pressure: interfacial tension

capillary pressure

[′kap·ə‚ler·ē ‚presh·ər]
(fluid mechanics)
The difference of pressure across the interface of two immiscible fluid phases.
The pressure or adhesive force exerted by water in an enclosed space as a result of surface tension.
(physiology)
Pressure exerted by blood against capillary walls.
References in periodicals archive ?
However, tissue pressures greater than capillary pressure can be endured for some time before ischemia results [12].
GFR, SNGFR, glomerular capillary pressure (PGd, single nephron plasma flow (Qa), single nephron filtration fraction (SNFF), afferent (AR) and efferent (ER) resistances, afferent (7A) and efferent (7rE) oncotic pressure and ultrafiltration coefficient (Kf) were calculated.
The relative permeability of the different phases in the fracture is assumed as a linear function of saturation with no irreducible or residual saturation and the capillary pressure in the fracture is assumed to be zero.
In this state, the capillary pressure within the coating is greater than atmospheric, which would create a small compressive stress in the coating, as illustrated in Fig.
Applying time--temperature superposition method, all the data points of the Bagley-corrected capillary pressure drop obtained at three temperatures are shifted to form a pressure drop master curve.
Experiments with pre-soaked samples and those conducted under external capillary pressure showed different trends from non-pressurized post-soaked samples, indicating a possible switch in the rate-limiting steps for contaminant diffusion under these conditions.
Increased extravascular lung water occurs in association with pulmonary oedema from increased pulmonary capillary permeability (acute lung injury or acute respiratory distress syndrome) or from an increase in pulmonary capillary pressure (hydrostatic or cardiogenic pulmonary oedema).
Practitioners Pellerin and Zinszner begin by describing the various petrophysical properties of rocks and their relation with petrology, including the porosity and mineralogy of their solid phase and compressibility, and capillary pressure in case of perfect wettability.
It is based on correlations between permeabilities and mercury capillary pressure measurements on samples from carbonates and sandstone formations.
10] This transient systemic and pulmonary hypertension leads to an increase in pulmonary capillary pressure.
Cardiac catheterization revealed pulmonary hypertension with a mean pulmonary arterial pressure of 62 mm Hg and a pulmonary capillary pressure of 35 mm Hg (normal, 30 and 12 mm Hg, respectively).
The board of peat moss is capable of absorbing the non-aqueous liquid under the effect of capillary pressure.