Diffusion in a curved tube |
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Authors: | Naohisa Ogawa |
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Institution: | Hokkaido Institute of Technology, Teine, Sapporo 006-8585, Japan |
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Abstract: | The diffusion of particles in confining walls forming a tube is discussed. Such a transport phenomenon is observed in biological cells and porous media. We consider the case in which the tube is winding with curvature and torsion, and the thickness of the tube is sufficiently small compared with its curvature radius. We discuss how geometrical quantities appear in a quasi-one-dimensional diffusion equation. |
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Keywords: | Tube Diffusion Curvature Torsion |
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