Variable moisture source in COMSOL diffusion simulation
Hello, I would like to model the moisture diffusion process in the cellulose paper by using "Transport of Diluted Species" module in COMSOL. The paper board is 1 mm thick with diameter of 75 mm. One...
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I think that water is not diffusing in paper but capillary forces are sucking it very efficiently. Dip a piece of paper into water and you see how fast paper front is advancing, it is not diffusion. I...
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