Fick’s law is the statement that the flux J of a diffusing substance is proportional to the concentration gradient, i.e.,
where D is called the diffusion coefficient.
Generalic, Eni. "Fick’s law." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. {Date of access}. <https://glossary.periodni.com>.
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Periodic Table