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Unable to obtain electron density in 2D axis-symmetric model

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Old   October 27, 2023, 08:27
Default Unable to obtain electron density in 2D axis-symmetric model
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Chiah Zi Jing
Join Date: Oct 2023
Location: Xiamen University Malaysia (XMUM) Sepang, Malaysia
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Hi all,

I encounter an issue where I constructed a 2D axis-symmetric plasma model which involved Multiphysics including fluid dynamics, plasma, electromagnetism, drift diffusion and heavy species transport.

So far I able to obtain the velocity and pressure of the gas flow in the model however the electron density shows constant electron density on the whole 2D contour (by right it should have difference density across spatial). May I know what is the possible reason behind this?

Screenshot 2023-10-27 192520.jpg
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2d axis symmetric, comsol 5.5, electron density, physics model, plasma modeling


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