Linear parabolic PDE for a conserved scalar density (concentration, temperature, probability density) under Fickian transport: ∂c/∂t = D ∇²c, where D is the diffusion coefficient. Combines Fick's first law (J = −D∇c) with the continuity…
Diffusion equation
Related concepts
- Fick's first law of diffusion
- Continuity equation
- Partial differential equation (PDE)
- Fick's first law of diffusion
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- Gas chromatography (James-Martin 1952)
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- Reptation (de Gennes 1971)
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