tortuosity


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tortuosity

(tôr′chōō-ŏs′ĭ-tē)
n.
1. The quality or condition of being tortuous; twistedness or crookedness.
2. A bent or twisted part, passage, or thing.
References in periodicals archive ?
Specification of a correct porosity, effective porosity, tortuosity factor, and heat conduction coefficient is critical to the numerical modeling accuracy.
9c it is interesting to observe that while most of the fibers have a tortuosity close to 1, some of them can have a very high tortuosity.
Raines' own daughter lives with Arterial Tortuosity Syndrome and is a frequent visitor to John Hopkins Hospital in Baltimore, which is where the author learned to make her daughter's visits more comfortable with the treats, special stuffed animals, books and games that appear in My Trip to the Hospital.
Tortuosity was calculated by dividing the "actual" length of the septum by the "ideal" length, which was the length of a straight line from the starting point (superior aspect of the septum) to the ending point (inferior aspect of the septum).
eccentricity, compactness, circularity, tortuosity and length-width ratio) for each cell type k.
Poor fits arise partly from our incomplete understanding of the tortuosity factor mentioned above, but also because the water retention models used in the integration often poorly represent the observed data (Dumer 1994), particularly for soils with bimodal pore size distributions (Othmer et al.
In fact, the primary pathological changes of spermatic varicocele include venous tortuosity, thinner venous wall, dysplasia of venous wall muscles, fibrosis of vessel wall and atrophy of outer membrane and middle layer.
In dumps, De is a function of the diffusion coefficient for oxygen in air and a factor that depends on the percentage of gas-filled pores (related to the volumetric moisture content) and a tortuosity factor characterization of the soil.
The occurrence of leucoencephalopathy, lacunar lesions, micro- and macrohaemorrhages, porencephaly, cataract, infantile-onset hemiparesis and retinal arteriolar tortuosity in the presence of a positive family history has been recently related to mutation of the Col IV A1 gene.
Aerobically active subjects exhibited more small-diameter vessels with less tortuosity, or twisting, than the less active group, exhibiting a vessel pattern similar to younger adults.
where Pn is the permeability of the nanocomposite and Pm is the permeability of the unfilled polymer matrix, [phi]p is the volume fraction of the polymer, and o is the tortuosity factor.
The stratum corneum layer of skin is composed of multi-lamellar lipidic structure punctuated by dead proteinaceous corneocytes that impose a significant tortuosity on the diffusion path across the membrane [1].