Fick&’s law

Fick&’s law
Equation that describes the process of diffusion. The flux is proportional to the concentration gradient, times the diffusion constant for the molecule in that particular medium. J= -D.dC/dx

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Fick's law — fiks n a law of chemistry and physics: the rate of diffusion of one material in another is proportional to the negative of the gradient of the concentration of the first material …   Medical dictionary

  • Fick's law — Fiko dėsnis statusas T sritis radioelektronika atitikmenys: angl. Fick s law vok. Ficksches Gesetz, n rus. закон Фика, m pranc. loi de Fick, f …   Radioelektronikos terminų žodynas

  • Fick’s law — Fiko dėsnis statusas T sritis Energetika apibrėžtis Neutronų srovės tankis tam tikra kryptimi yra proporcingas neigiamajam neutronų srauto tankiui ta pačia kryptimi. Šis dėsnis yra elementariosios neutronų difuzijos teorijos pagrindas.… …   Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas

  • Fick’s law — Fiko dėsnis statusas T sritis Energetika apibrėžtis Tai molekulinės difuzijos dėsnis: mišinio komponento masės srauto tankis yra tiesiogiai proporcingas jo koncentracijos gradientui. Proporcingumo koeficientas vadinamas difuzijos koeficientu.… …   Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas

  • fick's law — ˈfiks noun Usage: usually capitalized F Etymology: after Adolf Fick died 1901 German physiologist : a law of chemistry and physics: the rate of diffusion of one material in another is proportional to the negative of the gradient of the… …   Useful english dictionary

  • Fick's law of diffusion — Fick s laws of diffusion describe diffusion and can be used to solve for the diffusion coefficient D . They were derived by Adolf Fick in the year 1855. First law Fick s first law relates the diffusive flux to the concentration field, by… …   Wikipedia

  • Fick — may refer to:Things*Fick principle *Fick s law of diffusionPeople with the surname Fick*Adolf Eugen Fick, German physiologist usually credited with the invention of contact lenses and for Fick s law of diffusion. *Leonard J. Fick, American… …   Wikipedia

  • Fick's laws of diffusion — For the technique of measuring cardiac output, see Fick principle. Molecular diffusion from a microscopic and macroscopic point of view. Initially, there are solute molecules on the left side of a barrier (purple line) and none on the right. The… …   Wikipedia

  • Fick principle — fik n a generalization in physiology which states that blood flow is proportional to the difference in concentration of a substance in the blood as it enters and leaves an organ and which is used to determine cardiac output from the difference in …   Medical dictionary

  • law — Fick s first law Fick s second law Hooke s law Neumann s law …   Mechanics glossary


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