Examples of using Diffusion coefficient in English and their translations into Ukrainian
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Effect of fixed charges of the resin on ion diffusion coefficient.
The diffusion coefficient and mobility are related by the Einstein relation as above:.
Turbulent diffusion is usually described by a turbulent diffusion coefficient.
The diffusion coefficient D in the particle diffusion equation becomes dependent of concentration.
Effect of fixed charges of the resin on ion diffusion coefficient. Fixed degree of swelling.
Colloid science/ Membrane processes/Effect of fixed charges of the resin on ion diffusion coefficient.….
Take two cases,(i) with diffusion coefficient≠ 0 and, case(ii) with diffusion coefficient= 0.
Pietro Perona and Jitendra Malik pioneered the idea of anisotropic diffusion in 1990 andproposed two functions for the diffusion coefficient:.
Where D r{\displaystyle D_{r}} is the rotational diffusion coefficient(in units of radians2/s).
With a constant diffusion coefficient, the anisotropic diffusion equations reduce to the heat equation which is equivalent to Gaussian blurring.
I read that these methods estimate the apparent diffusion coefficient(in DWI) or the diffusion tensor(in DTI).
Where g: R→ R{\displaystyle g:\mathbb{R}\rightarrow\mathbb{R}} is a real-valued function which we will seeis intimately related to the diffusion coefficient.
The article«Effect of fixed charges of the resin on ion diffusion coefficient. Fixed degree of swelling» is published.
It is shown that the account for the possibility of the[A1B1]complex formation can explain the nonlinear concentration dependence of the mutual diffusion coefficient.
For a repulsive interaction between particles, the diffusion coefficient tends to increase as concentration increases.
If the diffusion coefficient of oxygen is 1.0, the relative diffusion coefficients of other gases of respiratory importance are carbon dioxide, 20.3; carbon monoxide, 0.81; nitrogen, 0.53; and helium, 0.95.
For an attractive interaction between particles, the diffusion coefficient tends to decrease as concentration increases.
When the diffusion coefficient is chosen as an edge seeking function, such as in Perona and Malik, the resulting equations encourage diffusion(hence smoothing) within regions and prohibit it across strong edges.
Key words: nonlinear diffusion, mutual diffusion coefficient, complex formation, diethyl ether, chloroform.
We study symmetric random walk(RW) in one spatial dimension in environment, formed by several zones of finite width,where the probability of transition between two neighboring points and corresponding diffusion coefficient are considered to be fixed different.
In this equation, J is the density of the material,D is the diffusion coefficient, and ac/dx is the concentration gradient of the two substances.
In a common situation, the diffusion coefficient is constant, there are no sources or sinks, and the velocity field describes an incompressible flow(i.e., it has zero divergence).
On the basis of the developed analytical method,the dependence of the magnetized plasma particle transverse diffusion coefficient on the correlation time of random electric fields is obtained.
The relationship between the rotational diffusion coefficient and the rotational frictional drag coefficient is given by the Einstein relation(or Einstein- Smoluchowski relation):.
In other cases, resulting interactions between particles within thesolvent will account for the following effects: the diffusion coefficient D in the particle diffusion equation becomes dependent of concentration.
In 1888- 89 he established the relation between the mobility of ions and the diffusion coefficient of electrolytes; this relation became the basis of his theory of electromotive forces in galvanic cells.
In addition to the normal fractured(fissured) formation data, CBM simulation requires gas content data values at initial pressure,sorption isotherms, diffusion coefficient, and parameters to estimate the changes in absolute permeability as a function of pore-pressure depletion and gas desorption.
In case of an ideal mix,the particle diffusion equation holds true and the diffusion coefficient D the speed of diffusion in the particle diffusion equation is independent of particle concentration.
Both these cases can be described by ageneralization of the usual diffusion equation where the diffusion coefficient, instead of being a constant scalar, is a function of image position and assumes a matrix(or tensor) value(see structure tensor).