Lecture Notes 12

Lecture Notes 12 - Progress or time Growth by diffusion...

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Unformatted text preview: Progress or time Growth by diffusion Driving force is super-saturation M avg = k 1 + k 2 t Agglomeration and breakage (growth by fluid motion) Driving force is fluid velocity differences (convection) Total vol of precipitate now constant, just consolidating it into bigger particles M avg = k 1 exp(k 2 t) (initial stages) Initial mixing Nucleation Protein molecule Particle - 1 um diameter or more Nucleus 10 2 molecules v (gradient in fluid velocity) v 1 v 2 Nucleus Particle...
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Lecture Notes 12 - Progress or time Growth by diffusion...

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