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Self-diffusion : ウィキペディア英語版 | Self-diffusion According to IUPAC definition,〔(IUPAC Compendium of Chemical Terminology, 2nd edition )〕 self-diffusion coefficient is the diffusion coefficient of species when the chemical potential gradient equals zero. It is linked to the diffusion coefficient by the equation:
Here, is the activity of the species in the solution and is the concentration of . This term is commonly assumed to be equal to the tracer diffusion determined by watching the movement of an isotope in the material of interest. == See also ==
* Brownian motion * Diffusion * Molecular diffusion
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Self-diffusion」の詳細全文を読む
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