- nonsteady-state diffusion
- the diffusion condition for which there is some net accumulation or depletion of diffusing species; the diffusion flux is dependent on time.
Mechanics glossary. 2013.
Mechanics glossary. 2013.
diffusion — motion of atoms, ions, or vacancies through a material. nonsteady state diffusion interdiffusion … Mechanics glossary
Fick's second law — the time rate of change of concentration is proportional to the second derivative of concentration; this relationship is employed in nonsteady state diffusion situations … Mechanics glossary
fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… … Universalium