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Flux of a concentration using weak contributon

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Hi,

I am solving the advection-diffusion equation of a speceis inside a Domain. Now I want to put a flux of the same species on a boundary using weak contribtion inside that physics. What expression should I enter in the weak expression column to set a flux for that species ?

Thanks Apoorv


0 Replies Last Post Feb 15, 2018, 10:20 p.m. EST
COMSOL Moderator

Hello Apoorv Jyoti

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